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Department Head: 

Prof. Dr. Alexandra-Maria Klein
phone:+49 (0)761 203-67770

alexandra.kleinatnature.uni-freiburg.de

 


Office: 

Mrs. Ilona Winkler
phone:+49 (0)761 203-3635
fax:+49 (0)761 203-3638

ilona.winkleratnature.uni-freiburg.de


Address:

Chair of Nature Conservation
& Landscape Ecology
University of Freiburg
Tennenbacher Str. 4
D-79106 Freiburg

 

 

 

Prof. Dr. Alexandra-Maria Klein

Department Head Chair of Nature Conservation and Landscape Ecology

Alex_Sep2023.jpg Alexandra-Maria Klein
Web of Science Researcher ID: J-5871-2016
phone: +49 (0)761 203-67770

e-mail: alexandra.kleinatnature.uni-freiburg.de

Room No. 609
 
Office hours: Wednesday 14:00 - 16:00 hrs
 
The office hours will not take place on the following dates:
05.02.25, 12.02.25
 

: atnaturealexk   /  Bluesky: atnaturealexk.bsky.social

Mastodon: Instanz Freiburg.social atnaturealexkatfreiburg.social


 

Personal Website

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Vita

 

since 2013 Full professorship in Nature Conservation and Landscape Ecology, University of Freiburg, Germany
   
11/2023 - 04/2024 Guest Professor, Centre for Environmental and Climate Science, Lund University, Sweden
   
2010 - 2013 Full professorship in Ecosystem Functions at the Leuphana University of Lüneburg, Germany
   
2009 - 2010 Head of the Agroecology group in the Department of Crop Sciences, Georg-August University of Göttingen, Germany
   
2007 - 2008 Visiting Researcher at UC Berkeley, Davis, Stanford, USA
   
2005 - 2007 Lecturer and Research Assistant, Institute of Agroecology, Georg-August University of Göttingen, Germany
   
2003 - 2005 Postdoc, Institute of Agroecology, project Bioteam "Evaluation of biological diversity of land-use systems in a mega-diverse region of Ecuador" financed by the BMBF (Federal Ministry of Education and Research)
   
2000 - 2003 Ph.D in Agroecology and Zoology at Institute of Agroecology, Germany and IPB Bogor, Indonesia (certificate Dr. sc. agr.)
   
1998 - 1999 Diploma in Biology with specialisation in tropical agriculture and pollination biology at University of Göttingen, Germany (certificate: diploma in biology)
   
1997 Professional courses, work experience: Practical course and work experience in tropical and subtropical agroecology at the ecological farm of José Lutzenberger in Brazil; Tropical study field course in Bolivia in botany and geography
   
1993 - 1999 Study of biology (final examines in botany, tropical and subtropical plant science, conservation science, microbiology) and working at the Institute of Tropical and Subtropical Sciences

 

 


ResearchGate

GoogleScholar

 

Selected publications 

2024

  • Tsang, T.P.N., De Santis, A.A.A., Armas-Quiñonez, G., …, Klein, A.M., …, Sritongchuay, T., …, Ponisio, L.C. & Bonebrake, T.C. (2024): Land use change consistently reduces α but not β and γ diversity of bees. Global Change Biology, accepted.

  • Beaurepaire, A.L., Hogendoorn, K., Kleijn, D., Otis, G.W., Potts, S.G., Singer, T.L., Boff, C.P., Settele, J., Paxton, R.J., Nigel, E.R.,Tosi, Williams, N., Klein, A.M., Le Conte, Y., Campbell, J.W., Williams, G.R., Marini, L., Brockmann, A., Sgolastra, F., Boyle, N., Neuditschko, M., Straub, L., Neumann, P., Charrière, J.D., Albrecht, M. & Dietemann, V. (2024): Avenues towards reconciling wild and managed bee proponents. Trends in Ecology and Evolution, https://doi.org/10.1016/j.tree.2024.11.009

  • Crone, M.K., Fornoff, F., Klein, A.M. & Grozinger, C. (2024): DNA metabarcoding reveals unexpected diet breadth of the specialist large-headed resin bee (Heriades truncorum) in urbanized areas across Germany. Insect Conservation and Diversity, https://doi.org/10.1111/icad.12791

  • Hendel, A.L., …, Klein, A.M. & Storch, I. (2024): Disentangling direct and indirect effects of forest structure on biodiversity: Bottom-up and top-down effects between forestry, bats, and their insect prey. Journal of Applied Ecology, https://doi.org/10.1111/1365-2664.14822

  • Basu, P., Ngo, H.T., Aizen, M.A., Garibaldi, L.A., Gemmill-Herren, B., Imperatriz-Fonseca, V., Klein, A.M., Potts, S.G., Seymour, C.L. & Vanbergen, A.J. (2024): Pesticide impacts on insect pollinators: current knowledge and future research challenges. Science of the Total Environment 954: 176656. https://doi.org/10.1016/j.scitotenv.2024.176656

  • Parreno, M.A., Werle, S., Buydens, L., Leroy, C., Roberts, S., Koirala, S., Filipiak, M., Kuhlmann, M., Brunet, J.L., Henry, M., Alaux, C., Requier, F., Piot, N., Meeus, I., Klein, A.M., Keller, A. & Leonhardt, S.D. (2024): Landscape heterogeneity correlates with bee and pollen diversity while size and specialization degree explain species-specific responses of wild bees to the environment. Science of the Total Environment 954: 176595. https://doi.org/10.1016/j.scitotenv.2024.176595.

  • Sheng, D., Jing, S., He, X, Klein, A.M., Köhler, H.R. & Wanger, T.C. (2024): Plastic pollution in agricultural landscapes: an overlooked threat to pollination, biocontrol and food security. Nature Communications 15: 8413. https://doi.org/10.1038/s41467-024-52734-3

  • Lakner, S., Grüner, S., Sommer, P., Hasenöhrl, U., Turk, Z., Böhner, H., Koch, M., Meyer-Jrshof, M., Mupepele, A.C., Mascarenhas, A., Klein, A.M., Paul, C., Jansen, F. & Mehring, M. (2024): Indirekte Treiber der Biodiversitätsentwicklung. In: Wirth, C., Bruelheide, H., Farwig, N., Marx, J., Settele, J. (eds.) Faktencheck Artenvielfalt. Bestandsaufnehme und Perspektiven für den Erhalt der biologischen Vielfalt in Deutschland. Oekom Verlag, Munich, Germany, pp. 1049-1121.

  • Klein, A.M., Thompson, A., Lakner, S., Mupepele, A.C., Paetow, H., Sponagel, C., Bieling, C., Bleidorn, C., Breitkreuz, L., Hasenöhrl, U., Sommer, M., Tanneberger, F., Bruelheide, H., Muus, K., Schmidt, A., Settele, J., Sporbert, M. (2024): Agrar- und Offenland. In: Wirth, C., Bruelheide, H., Farwig, N., Marx, J., Settele, J. (eds.) Faktencheck Artenvielfalt. Bestandsaufnehme und Perspektiven für den Erhalt der biologischen Vielfalt in Deutschland. Oekom Verlag, Munich, Germany, pp. 217-356.

  • Bartenschlager, R., Beck, E., Bradler, S., Caspari, C., Fischer, M., Freitag, J., Hennicke, L., Klein, A.M., Overmann, J., Palmetshofer, A., Schlacke, S., Schmitt, D., Hartman Scholz, A., Usadel, B. (2024): A decade after the Nagoya Protocol – German biodiversity researchers’ perspective. Statement of the Permanent Senate Commission on Fundamental Issues of Biological Diversity (SKBV) of the Deutsche Forschungsgemeinschaft (DFG, German Research Foundation). Link

  • Li, Y., Schuldt, A., Ebeling, A., Eisenhauer, N., Huan, Y., Albert, G., Albracht, C., Amyntas, A., Bonowski, M., Bruelheide, H., Bröcher, M., Chesters, D., Chen, J., Chen, Y., Chen, J.T., Ciobanu, M., Deng, X., Fornoff, F., Gleixner, G., Guo, L., Guo, P.F., Heintz-Buschart, A., Klein, A.M., Lange, M., Li, S., Li, Q., Li, Y., Luo, A., Meyer, S.T., von Oheimb, G., Rutten, G., Scholten, T., Solbach, M.D., Staab, M., Wang, M.Q., Zhang, N., Zhu, C.D., Schmid, B., Keping, M., Liu, X. (2024): Plant diversity enhances ecosystem multifunctionality via multitrophic diversity. Nature Ecology and Evolution, https://doi.org/10.1038/s41559-024-02517-2

  • Wang, M.Q., Guo, S.K., Guo, P.F., Yang, J.J., Chen, G.A., Chesters, D., Orr, M., Niu, Z.Q.,  Staab, M., Chen, J.T., Li, Y., Zhou, Q.S., Fornoff, F., Shi, X., Li, S., Martini, M., Klein, A.M., Schuldt, A., Liu, X., Ma, K., Bruelheide, H., Luo, A. & Zhu, C.D. (2024): Multi-dimensionality of tree communities structure host-parasitoid networks and their phylogenetic composition. eLife13: RP100202. Link

  • Jedicke, E., Brunzel, S., Darbi, M., von Haaren, C., Klein, A.M., Konold, W., Luick, R., Marschall, I., Niebert, K., Ott, K., Plieninger, T., Pröbstl-Haider, U., Reinke, M., Settele, J. & Tischew, S. (2024): Für eine zukunftsfähige Naturschutzverwaltung im 21. Jahrhundert. Teil 2: Lösungsansätze – ein Aufruf zu einem notwendigen Reformprozess. Naturschutz und Landschaftsplanung 56:06, 12-19. Link

  • Askri, D., Pottier, M., Arafah, K., Voisin, S.N., Hodge, S., Stout, J.C., Dominik, C., Schweiger, O., Tamburini, G., Pereira-Peixoto, M.H., Klein, A.M., Martínez López, V., De la Rúa, P., Cini, E., Potts, S.G., Schwarz, J.M., Knauer, A.C., Albrecht, M., Raimets, R., Karise, R., di Prisco, G., Ivarsson, K., Svensson, G.P., Ronsevych, O., Knapp, J.L., Rundlöf, M., Onorati, P., de Miranda, J.R., Bocquet, M. & Bulet, P. (2024): A blood test to monitor bee health across a European network of agricultural sites of different land-use by MALDI BeeTyping mass spectrometry. Science of the Total Environment 929: 172239. Link

  • Jedicke, E., Brunzel, S., Darbi, M., von Haaren, C., Klein, A.M., Konold, W., Luick, R., Marschall, I., Niebert, K., Ott, K., Plieninger, T., Pröbstl-Haider, U., Reinke, M., Settele, J. & Tischew, S. (2024): Für eine zukunftsfähige Naturschutzverwaltung im 21. Jahrhundert. Teil 1: Grundprobleme auf den drei Verwaltungsebenen in den Bundesländern. Naturschutz und Landschaftsplanung 56: 34-45. Link

  • Laurent, M., Bourgeard, S., Cardadec, L, ..., Klein, A.M., ..., Pereira-Peixoto, H., ..., Tamburini, G., ..., Martel, A.C., Le, S. & Chauzat, M.P. (2024): Novel indices reveal that pollinator exposure to pesticides varies across biological compartments and crop surroundings. Science of the Total Environment 927. Link
  • Wittmann, K., Gamal Ibrahim, M., Straw, A.D., Klein, A.M. & Staab, M. (2024): Monitoring fast-moving animals - building a customized camera system and evaluation toolset. Methods in Ecology and Evolution 00, 1-7. Link
  • Keil, L., Hunger, H., Klein, A.M. (2024): Sparsely reeded areas as main reproductive habitat of Sympecma paedisca at Lake Constance (Odonata: Lestidae). Odonatologica, 53: 133-153. https://doi.org/10.60024/odon.v53i1-2.a7

  • Sheng, D., Jing, S., He, X., Klein, A.M., Köhler, H.R. & Wanger, T.C. (2024): Nano/micro-plastics effects in agricultural landscapes: an overlooked threat to pollination, biological pest control, and food security. arXiv (preprint). online first. doi: 10.48550/arXiv.2403.04920. Link
  • Babin, A., Schurr, F., Delannoy, S., […] Wintermantel, D., […] Klein, A.M., […] Pereira-Peixoto, H.M., […] Tamburini, G. et al. & Dubois, E. (2024): Distribution of infectious and parasitic agents among three sentinel bee species across European agricultural landscapes. Scientific Reports 14: 3524. Link
  • Fornoff, F., Lanner, J., Orr, M., Xie, T., Guo, S., Guariento, E., Tuerlings, T., Smagghe, G., Parys, K., Ćetković, A., Bila Dubaić, J., Geslin, B., Scharnhorst, V.S., Pachinger, B., Klein, A.M. & Meimberg, H. (2024): Home-and-away comparisons of life history traits indicate enemy release and founder effects of the solitary bee, Megachile sculpturalis. Basic and Applied Ecology 76: 69-79. Link
  • Klaus, F., Ayasse, M., Classen, A., […], Fornoff, F., [...], Klein, A.M. et al. & Pistorius, J. (2024): Improving wild bee monitoring, sampling methods, and conservation. Basic and Applied Ecology 75: 2-11. Link
  • Rappa, N.J., Staab, M., Ruppert, L.S., Frey, J., Mello, M.A.R. & Klein, A.M. (2024): Forest structure and heterogeneity increase diversity and alter composition of host-parasitoid networks. Ecological Entomology 49: 257-271. Link

2023

  • Nicholson, C.C., Knapp, J., Kiljanek, T., […] Klein, A.M., […] Pereira-Peixoto, M.H., […] Tamburini, G. et al. & Rundlöf, M. (2023): Pesticide use negatively affects bumble bees across European landscapes. Nature. online first. doi: 1038/s41586-023-06773-3. Link
  • Mupepele, A.C., von Königslöw, V., Bleile, A.M., Fornoff, F., Fründ, J. & Klein, A.M. (2023): Plant-pollinator interactions in apple orchards from a production and conservation perspective. BioRxiv (preprint). online first. doi: 10.1101/2023.11.20.567831. Link
  • Brown, M., Albrecht, M., De la Rúa, P., Hellström, S., Klein, A.M, Michez, D., Nazzi, F., Paxton, R., Straw, E., Wintermantel, D. & Potts. S. (2023): The impacts of multiple stressors on managed bees: Novel insights from the PoshBee project. ARPHA Preprints. online first. doi: 10.3897/arphapreprints.e115172. Link
  • Klein, A.M. (2023): Pflanzen-Insekten-Interaktionen: Insektenschutz zur Stabilität unserer Ökosysteme. In: Athene „Thema:  Zukunft“ - Magazin der HAdW 2 pp. 16-19. Link
  • Geschke, J., Rillig, M.C., Böhning-Gaese, K., Potthast, T., Arth, A., Dick,s L.V., et al. & Klein, A.M. (2023): Science journalism and a multi-directional science-policy-society dialogue are needed to foster public awareness for biodiversity and its conservation. PLOS Sustainability and  Transformation 2: e0000083. online first. doi: 10.1371/journal.pstr.0000083. Link
  • Klein, A.M., Steffan-Dewenter, I. (2023): Shaping research on pollinators and pollination between 1983-2023: from bees in the nature reserve Snaakenmoor to pollination deficits of global crop production. In: Dormann, C.F., Batáry, P., Grass, I., Klein, A.M., Loos, J., Scherber, C., Steffan-Dewenter, I. & Wanger, T.C. (eds): Defining Agroecology - A Festschrift for Teja Tscharntke. tredition, Ahrensburg. pp. 115-128 Link
  • Klein, A.M. & Kranke, N. (2023): Some thoughts on transparency of the data and analysis behind the Highly Cited Researchers list. Scientometrics 128: 6773-6780. Link
  • Brown, M., Bulet, P., Chauzat, M.P., Klein, A.M., Knauer, A., Mand, M., Michez, D., Nazzi, F., Paxton, R., Schweiger, O., Stout, J.C., Yanez, O. & Potts, S.G. (2023): PoshBee Toolbox: A portfolio of high quality methodologies, tools, and practice guides for pollinators. ARPHA Preprints. online first. doi: 10.3897/arphapreprints.e112175. Link
  • Giménez-García, A., Allen-Perkin, A., Bartomeus, I. […] Klein, A.M. et al. & Magrach, A. (2023): Pollination supply models from local to global scale. Web Ecology 23: 99-129. Link
  • Elliott*, T., Thompson*, A., Klein, A.M., Albert, C., Eisenhauer, N., Jansen, F., Schneider, A., Sommer, M., Straka, T., Settele, J., Sporbert, M., Tanneberger, F. & Mupepele, A.C. (2023): Abandoning grassland management negatively influences plant but not bird or insect biodiversity in Europe. Conservation Science and Practice 5: e13008. online first. doi: 10.1111/csp2.13008. Link *These authors contributed equally to the study
  • Warrit, N., Ascher, J., Basu, P., […] Klein, A.M., […] Sritongchuay, T. et al. & Orr, M. (2023): Opportunities and challenges in Asian bee research and conservation. Biological Conservation 285: 110173. online first. doi: 10.1016/j.biocon.2023.110173. Link
  • Fornoff, F., Halla, W., Geiger, S.; Klein, A.M. & Sann, M. (2023): DNA barcoding resolves quantitative multi-trophic interaction networks and reveals pest species in trap nests. Insect Conservation and Diversity 16: 725-731. Link
  • Bottero, I., Dominik, C., Schweiger, O., Albrecht, M., […] Klein A.M., […] Pereira-Peixoto, H.M. [...] Tamburini, G. et al. & Stout, J.C. (2023): Impact of landscape configuration and composition on pollinator communities across different European biogeographic regions. Frontiers in Ecology and Evolution 11: 1128228. online first. doi: 10.3389/fevo.2023.1128228. Link
  • Russo, L. Ruedenauer, F.A., Gronert, A., van de Vreken, I., Vanderplanck, M., Michez, D., Klein, A.M., Leonhardt, S.D. & Stout, J.C. (2023): Fertilizer and herbicide alter nectar and pollen quality with consequences for pollinator floral choices PeerJ 11: e15452. online first. doi:10.7717/peerj.15452. Link
  • Wittmann, K., Klein, A.M. & Staab, M. (2023): The influence of habitat properties on sex determination in cavity-nesting Hymenoptera. Basic and Applied Ecology 70: 1-11. Link
  • Schuldt, A., Liu, X., Buscot, F., Bruelheide, H., Erfmeier, A., He, J.S., Klein, A.M., Ma, K., Scherer-Lorenzen, M., Schmid, B., Scholten, T., Tang, Z., Trogisch, S., Wirth, C., Wubet, T. & Staab, M. (2023): Carbon-biodiversity relationships in a highly diverse subtropical forest. Global Change Biology 29: 5321-5333. Link
  • Allan, M.J., Dean, R., Klein, A.M., Wintermantel, D., Albrecht, M., Schwarz, J. & Knauer, A. (2023): Milestone 15 Protocols for semi-field and field experiments. ARPHA preprints. online first. doi: 10.3897/arphapreprints.e101323. Link
  • Georgi, M., Gärtner, S.M., Förschler, M.I., Buse, J., Fornoff, F., Ssymank, A. & Klein, A.M. (2023): Mulching time of forest meadows influences insect diversity. Insect Conservation and Diversity 16: 368-378. Link
  • Rappa, N.J., Staab, M., Rupert, L.S., Frey, J., Bauhus, J. & Klein, A.M (2023): Structural elements enhanced by retention forestry promote forest and non-forest specialist bees and wasps. Forest Ecology and Management 529: 120709. Link (Corrigendum)
  • Eckerter, T., Erbacher, J., Wolf, W., Braunisch, V. & Klein, A.M. (2023): Verges along forest roads promote wild bees. Forest Science 69: 167-177. Link

2022

  • Thompson, A., Mupepele, A.C. & Klein, A.M. (2022): Silent summer? Biodiversity loss, insect decline, and a call for conservation. GAIA 31/4 (2022): 193. Link
  • Tang, T., Zhang, N., Bongers, F., Staab, M., Schuldt, A., Fornoff, F., Lin, H.; Cavender-Bares, J., Hipp, A., Li, S., Liang, Y., Han, B., Klein, A.M., Bruelheide, H., Durka, W., Schmid, B., Ma, K. & Liu, X. (2022): Tree species and genetic diversity increase productivity via functional diversity and trophic feedbacks. eLife 11: e78703. Link
  • Eckerter, T., Braunisch, V., Buse, J. & Klein, A.M. (2022): Open forest successional stages and landscape heterogeneity promote wild bee diversity in temperate forests. Conservation Science and Practice 4: e12843. Link
  • Georgi, M., Fornoff, F., Gärtner, S.M., Neitzel, S., Geist, A. & Klein, A.M. (2022): Timing and mulching frequency affected the number of nests of cavity-nesting wasps that hunt for aphids in forest meadows. Journal of Insect Conservation 26: 973-981. Link
  • Knauer, A., Alaux, C., Matthew, A., Dean, R., Dievart, V., Glauser, G., Kiljanek, T., Michez, D., Schwarz, J., Tamburini, G., Wintermantel, D., Klein, A.M. & Albrecht, M. (2022): Nutritional stress exacerbates impact of a novel insecticide on solitary bees’ behaviour, reproduction and survival Proceedings of the Royal Society B: Biological Sciences 289: 20221013. Link
  • Hodge, S., Schweiger, O., Klein, A.M., Potts, S.G., Costa, C., Albrecht, M., de Miranda, J.R., Mand, M., De la Rúa, P., Rundlöf, M., Attridge, E., Dean, R., Bulet, P., Michez, D., Paxton, R.J., Babin, A., Cougoule, N., Laurent, M., Martel, A.C., Paris, L., Rivière, M.P., Dubois, E., Chauzat, M.P., Arafah, K., Askri, D., Voisin, S.N., Kiljanek, T., Bottero, I., Dominik, C., Tamburini, G., Pereira-Peixoto, M.H., Wintermantel, D., Breeze, T.D., Cini, E., Senapathi, D., Di Prisco, G., Medrzycki, P., Hagenbucher, S., Knauer, A., Schwarz, J.M., Raimets, R., Martínez-López, V., Ivarsson, K., Hartfield, C., Hunter, P., Brown, M.J.F. & Stout, J.C. (2022): Design and planning of a transdisciplinary investigation into farmland pollinators: Rationale, co-design, and lessons learned. Sustainability 14: 10549. Link 
  • Osterman, J., Wintermantel, D. & Klein A.M. (2022): Welche Produkte Bienen gefährden. BWagrar. 32 pp. 16-17. Link
  • Osterman, J., Wintermantel, D. & Klein, A.M. (2022): Verbot von Sulfoxaflor - Der Nachfolger von Neonikotinoiden ist auch gefährlich. bienen&natur. 8 pp. 34-36. Link
  • Von Königslöw, V., Fornoff, F. & Klein, A.M. (2022): Wild bee communities benefit from temporal complementarity of hedges and flower strips in apple orchards. Journal of Applied Ecology 59: 2814-2824. Link
  • Ollerton, J., Trunschke, J., Havens, K., Landaverde-González, P., Keller, A., Gilpin, A.M., Rodrigo Rech, A., Baronio, G.J., Phillips, B.J., Mackin, C., Stanley, D.A., Treanore, E., Baker, E., Rotheray, E.L., Erickson, E., Fornoff, F., Brearley, F.Q., Ballantyne, G., Iossa, G., Stone, G.N., Bartomeus, I., Stockan, J.A., Leguizamón, J., Prendergast, K., Rowley, L., Giovanetti, M., de Oliveira Bueno, R., Wesselingh, R.A., Mallinger, R., Edmondson, S., Howard, S.R., Leonhardt, S.D., Rojas-Nossa, S.V., Brett, M., Joaqui, T., Antoniazzi, R., Burton, V.J., Feng, H.H., Tian, Z.X., Xu, Q., Zhang, C., Shi, C.L., Huang, S.Q., Cole, L.J., Bendifallah, L., Ellis, E.E., Hegland, S.J., Straffon Díaz, S., Lander, T.A., Mayr, A.V., Dawson, R., Eeraerts, M., Armbruster, W.S., Walton, B., Adjlane, N., Falk, S., Mata, L., Goncalves Geiger, A., Carvell, C., Wallace, C., Ratto, F., Barberis, M., Kahane, F., Connop, S., Stip, A., Sigrist, M.R., Vereecken, N.J., Klein, A.M., Baldock, K., & Arnold, S.E.J. (2022): Pollinator-flower interactions in gardens during the COVID-19 pandemic lockdown of 2020. Journal of Pollination Ecology 31: 87-96. Link
  • Rappa, N.J., Staab, M., Frey, J., Winiger, N. & Klein, A.M. (2022): Multiple forest structural elements are needed to promote beetle biomass, diversity and abundance. Forest Ecosystems 9: e100056. Link
  • Schwarz, J.M., Knauer, A.C., Allan, M.J., Dean, R.R., Ghazoul, J., Tamburini, G., Wintermantel, D., Klein, A.M. & Albrecht, M. (2022): No evidence for impaired solitary bee fitness following pre-flowering sulfoxaflor application alone or in combination with a common fungicide in a semi-field experiment. Environment International 164: 107252. Link
  • Wintermantel, D., Pereira-Peixoto, M.H., Warth, N., Melcher, K., Faller, M., Feurer, J., Allan, M.J., Dean, R., Tamburini, G., Knauer, A.C., Schwarz, J.M., Albrecht, M. & Klein, A.M. (2022): Flowering resources modulate the sensitivity of bumblebees to a common fungicide. Science of The Total Environment 829: 154450. Link
  • Parreño, M.A., Alaux C., Brunet J.L., Buydens, L., Filipiak, M., Henry, M., Keller, A., Klein, A.M., Kuhlmann, M., Leroy, C., Meeus, I., Palmer-Young, E., Piot, N., Requier, F., Ruedenauer, F., Smagghe, G., Stevenson, P.C. & Leonhardt, S.D. (2022): Critical links between biodiversity and health in wild bee conservation. Trends in Ecology and Evolution 37: 309-321. Link
  • Eckerter, T., Braunisch, V., Pufal, G. & Klein, A.M. (2022): Small clear-cuts in managed forests support trap-nesting bees, wasps and their parasitoids. Forest Ecology and Management 509: 120076. Link
  • Klein, A.M., von Königslöw, V., Mupepele, A., Fornoff, F. & Wintermantel, D. (2022): Blühstreifen, Hecken und Spontanvegetation: Wie können wir Wildbienen im Obstanbau gezielt fördern? In: Eben, A. & Herz, A. (eds.) Online - Fachgespräch zum Thema „Biodiversität im Obstbau“. Journal für Kulturpflanzen 74: 11-18. Link
  • Venjakob, C., Ruedenauer, F.A., Klein, A.M. & Leonhardt, S.D. (2022): Variation in nectar quality across 34 grassland plant species. Plant Biology 24: 134-144. Link
  • Moreaux, C., Meireles, D.A.L., Sonne, J., Badano, E.I., Classen, A., González-Chaves, A., Hipólito, J., Klein, A.M., Maruyama, P.K., Metzger, J.P., Philpott, S.M., Rahbek, C., Saturni, F.T., Sritangchuay, T., Tscharntke, T., Uno, S., Vergara, C.H., Viana, B.F., Strange, N. & Dalsgaard, B. (2022): The value of biotic pollination and the dense forest for fruit set of Arabica coffee: A global assessment. Agriculture, Ecosystems and Environment 323: 107680. Link
  • Allen-Perkins, A., Magrach, A., Dainese, M., Garibaldi, L.A., Kleijn, D., Rader, R., […], Klein, A.M. et al. & Bartomeus, I. (2022): CropPol: a dynamic, open and global database on crop pollination. Ecology 103: e3614. Link
  • Lawer, E.A., Mupepele, A.C., Love Darkoh, E., Farwig, N., Oware, S., Asiedu Larbi, J., Esslaw-Quayson, G. & Klein, A.M. (2022): Logging effects on parasitic infections in a swamp rat (Malacomys edwardsi) in West Africa. Journal of Mammalogy 103: 383-393. Link
  • Von Königslöw, V., Fornoff, F. & Klein, A.M. (2022): Pollinator enhancement in agriculture: Comparing sown flower strips, hedges and sown hedge herb layers in apple orchards. Biodiversity and Conservation 31: 433-451. Link
  • Von Beckerath, X., Benadi, G., Gilg, O., Sittler, B., Yannic, G., Klein, A.M. & Eitzinger, B. (2022): Long-term monitoring reveals topographical features and vegetation explain winter habitat use of an arctic rodent. Arctic Science 8: 349-361. Link

2021

  • Brown, M., Breeze, T., Bulet, P., Chauzat, M.P., Demirova, I., de Miranda, J., Klein, A.M., Mand, M., Metodiev, T., Michez, D., Nazzi, F., Neumann, P., Paxton, R., Potts, S., Stout, J., Turney, G. & Yañez, O. (2021): PoshBee: Pan-European assessment, monitoring, and mitigation of stressors on the health of bees. ARPHA preprints. online first. doi: 10.3897/arphapreprints.e72231. Link
  • Mupepele, A.C., Bruelheide, H., Brühl, C., Dauber, J., Fenske, M., Freibauer, A., Gerowitt, B., Krüß, A., Lakner, S., Plieninger, T., Potthast, T., Schlacke, S., Seppelt, R., Stützel, H., Weisser, W., Wägele, W., Böhning-Gaese, K. & Klein, A.M. (2021): Biodiversity in European agricultural landscapes - transformative societal changes needed. Trends in Ecology and Evolution 36: 1067-1070. Link
  • Roquer-Beni, L., Alins, G., Arnan, X., Boreux, V., García, D., Hambäck, P., Happe, A.K., Klein, A.M., Miñarro, M., Mody, K., Porcel, M., Rodrigo, A., Samnegard, U., Tasin, M. & Bosch, J. (2021): Management-dependent effects of pollinator functional diversity on apple pollination services: a response-effect trait approach. Journal of Applied Ecology 58: 2843-2853. Link
  • Von Königslöw, V., Mupepele, A.C. & Klein, A.M. (2021): Overlooked jewels: Existing habitat patches complement sown flower strips to conserve pollinators. Biological Conservation 261: 109263. Link
  • Tamburini, G., Pereira-Peixoto, M.H., Borth, J., Lotz, S., Wintermantel, D., Allan, M.J., Dean, R., Schwarz J.M., Knauer, A., Albrecht, M. & Klein, A.M. (2021): Fungicide and insecticide exposure adversely impacts bumblebees and pollination services under semi-field conditions. Environment International 157: 106813. Link
  • Eckerter, T., Buse, J., Bauhus, J., Förschler, M.I. & Klein, A.M. (2021): Wild bees benefit from structural complexity enhancement in a forest restoration experiment. Forest Ecology and Management 496: 119412. Link
  • Klein, A.M. (2021): Dramatischer Rückgang – Insektenvielfalt braucht mehr Schutz. Forschung und Lehre 5: 360-362.
  • Fornoff, F., Staab, M., Zhu, C.D. & Klein, A.M. (2021): Multi-trophic communities re-establish with canopy cover and microclimate in a subtropical forest biodiversity experiment. Oecologia 196: 289-301. Link
  • Garratt, M.P.D., de Groot, A.G., Albrecht, M., Bosch, J., Breeze, T.D., Fountain, M., Klein, A.M., McKerchar, M., Park, M., Potts, S.G., Pufal, G., Rader, R., Senapathi, G.D., Andersson, G.K.S., Bernauer, O.M., Blitzer, E.J., Boreux, V., Campell, A. Foldensi, R., García, D., Garibaldi, L., Hambäck, P.A., Kirkitadze, G., Kovács-Hostyánski, A., Martins, K.T., McKendrick, L., Miñarro, M., Radzeviciute, R., Roquer, L., Samnegård, U., Vereecken, N.J. Webber, S.I, Japoshvili, G. & Zhusupbaeva, A. (2021): Opportunities to reduce pollination deficits and address production shortfalls in an important insect pollinated crop. Ecological Applications 31: e02445. Link
  • Hutchinson, L.A., Oliver, T.H., Breeze, T.D., Bailes, E.J., Boreux, V., Campbell, A.J., de Groot, G.A., Földesi, R., García, D., Hainaut, H., Hambäck, P.A., Holzschuh, A., Jauker, F., Kleijn, D., McKerchar, M., Miñarro, M., Potts, S.G., Pufal, G., Radzevičiūtė, R., Roberts, S.P.M., Samnegård, U., Vereecken, N.J., Westphal, C., Woodcock, B.A. & Garratt, M.P.D. (2021): Using ecological and field survey data to establish a national list of the wild bee pollinators of crops. Agriculture, Ecosystems and Environment 315: 107447. Link
  • Marja, R., Klein, A.M., Viik, E. & Batáry, P. (2021): Environmentally-friendly and organic management practices enable complementary diversification of plant-bumblebee food webs. Basic and Applied Ecology 53: 164-174. Link
  • Guo, P.F., Wand, M.Q., Orr, M., Li, Y., Chen, J.T., Zhou, Q.S., Staab, M., Fornoff, F., Chen, G.H., Zhang, N.L., Klein, A.M., Zhu, C.D. (2021): Tree diversity promotes predatory wasps and parasitoids but not pollinator bees in a subtropical experimental forest. Basic and Applied Ecology 53: 134-142. Link
  • Senapathi, D., Fründ, J., Albrecht, M., Garratt, M., Kleijn, D., Pickles, B., […] Potts, S., et al. & Klein, A.M. (2021): Wild insect diversity increases inter-annual stability in global crop pollinator communities. Proceedings of the Royal Society B: Biological Sciences  288: 20210212. Link
  • Tamburini, G., Wintermantel, D., Allan, M.J., Dean, R.R., Knauer, A., Albrecht, M. & Klein, A.M. (2021): Sulfoxaflor insecticide and azoxystrobin fungicide have no major impact on honeybees in a realistic-exposure semi-field experiment. Science of the Total Environment 778: 146084. Link
  • Vanderplanck, M., Michez, D., […] Klein, A.M., […] Pereira-Peixoto, M.H. et al. & Gérard, M. (2021): Monitoring bee health in European agro-ecosystems using wing morphology and fat bodies. One Ecosystem 6: e63653. Link
  • Lawer, E.A., Mupepele, A.C. & Klein, A.M. (2021): Artisanal mining impacts small mammals while chainsaw milling is a more sustainable practice in Ghana. Biodiversity and Conservation 30: 295-310. Link
  • Staab, M., Liu, X.J., Assmann, T., Bruelheide, H., Buscot, F., Durka, W., Erfmeier, A., Klein, A.M., Ma, K., Michalski, S., Wubet, T., Schmid, B. & Schuldt, A. (2021): Tree phylogenetic diversity structures multitrophic communities. Functional Ecology 35: 521-534. Link
 

2020

  • Konold, W., Bauhus, J., Hein, S., Klein, A.M., Lenz, R., Pekrun, C., Steidle, J. & Wallner, K. (2020): Sonderprogramm zur Stärkung der biologischen Vielfalt der Landesregierung Baden-Württemberg. Abschlussbericht 2018 / 2019 – Evaluation durch das wissenschaftliche Fachgremium, Stand: 26.10.2020. pp. 1-66. Link
  • Knuff, A., Staab, M., Frey, J., Dorman, C.F., Asbeck, T. & Klein, A.M. (2020): Insect abundance in managed forests benefits from multi-layered vegetation. Basic and Applied Ecology 48: 124-135. Link
  • Staab, M., Pereira-Peixoto, M.H. & Klein, A.M. (2020): Exotic garden plants partly substitute for native plants as resources for pollinators when native plants become seasonally scarce. Oecologia 194: 465-480. Link
  • Wanger, T.C., DeClerck, F., Garibaldi, L.A., Ghazoul, J., Kleijn, D., Klein, A.M., Kremen, C., Mooney, H., Perfecto, I., Powell, L.L., Settele, J., Solé, M., Tscharntke, T. & Weisser, W. (2020): Integrating agroecological production in a robust post-2020 Global Biodiversity Framework. Nature Ecology & Evolution 4: 1150-1152.  Link
  • Roquer-Beni, L., Rodrigo, A., Arnan, X., Klein, A.M., Fornoff, F., Boreux, V. & Bosch, J. (2020): A novel method to measure hairiness in bees and other insect pollinators. Ecology and Evolution 10: 2979-2990. Link
  • Pichler, M., Boreux, V., Klein, A.M., Schleuning, M. & Hartig, F. (2020): Machine learning algorithms to infer trait-matching and predict species interactions in ecological networks. Methods in Ecology and Evolution 11: 281-293. Link
  • Gutiérrez-Chacón, C., Valderrama, A. & Klein, A.M. (2020): Biological corridors as important habitat structures for maintaining bees in a tropical fragmented landscape. Journal of Insect Conservation 24: 187-197. Link
  • Klein, A.M. (2020): Book review: The solitary bees: biology, evolution, conservation. Danforth, B.N., Minckley, R.L., & Neff. J.L. Princeton University Press, Princeton, NJ, USA. Basic and Applied Ecology 43: 76. Link
  • Venjakob, C., Leonhardt, S.D. & Klein, A.M. (2020): Inter-individual nectar chemistry changes of Field Scabious, Knautia arvensis. Insects 11, 75; doi: 10.3390/insects11020075. Link
  • Storch, I., Penner, J., Asbeck, T., Baile, M., Bauhus, J., Braunisch, V., Dormann, C., Frey, J., Gärtner, S., Hanewinkel, M., Koch, B., Klein, A.M., Kuss, T., Pregernig, M., Pyttel, P., Reif, A., Scherer-Lorenzen, M., Segelbacher, G., Schraml, U., Staab, M., Winkel, G. & Yousefpour, R. (2020): Evaluating the effectiveness of retention forestry to enhance biodiversity in production forests of Central Europe using an interdisciplinary, multi-scale approach. Ecology and Evolution 10: 1489-1509. Link
  • Klein, A.M., Freitas, B.M., Bomfim, I.G.A., Boreux, V., Fornoff, F. & Oliveira, M.O. (2020): A Polinização Agrícola por Insetos no Brasil - Um Guia para Fazendeiros, Agricultores, Extensionistas, Políticos e Conservacionistas. Albert-Ludwigs University Freiburg, Nature Conservation and Landscape Ecology. FreiDok plus. online. doi: 10.6094/UNIFR/151237. 149p. Link
  • Klein, A.M., Freitas, B.M., Bomfim, I.G.A., Boreux, V., Fornoff, F. & Oliveira, M.O. (2020): Insect Pollination of Crops in Brazil - A Guide for Farmers, Gardeners, Politicians and Conservationists. Albert-Ludwigs University Freiburg, Nature Conservation and Landscape Ecology. FreiDok plus. online. doi: 10.6094/UNIFR/151200. 149p. Link
  • Klein, A.M. (2020): Welt ohne Insekten: Wenn die Technik helfen soll. In: Heinrich Böll Stiftung (Hrsg.) Insektenatlas - Daten und Fakten über Nütz- und Schädlinge in der Landwirtschaft (Link). pp. 44-45. Link
  • Harvey, J.A., Heinen, R., Armbrecht, I., Basset, Y., Baxter-Gilbert, J.H., […] Klein, A.M., et al. & de Kroon, H. (2020): International scientists formulate a roadmap for insect conservation and recovery. Nature Ecology & Evolution 4: 174-176. Link

2019

  • Mupepele, A.C., Böhning-Gaese, K., Lakner S., Plieninger, T., Schoof, N. & Klein, A.M. (2019): Insect conservation in agricultural landscapes – An outlook for policy-relevant research. GAIA - Ecological Perspectives for Science and Society 4: 342-347. Link
  • Hines, J., Ebeling, A., Barnes, A., Brose, U., Scherber, C., Scheu, S., Tscharntke, T., Weisser, W.W., Giling, D.P., Klein, A.M. & Eisenhauer, N. (2019): Chapter Nine - Mapping change in biodiversity and ecosystem function research: Food webs foster integration of experiments and science policy. Advances in Ecological Research 61: 297-322. Link
  • Dainese, M., Martin, E.A., Aizen, M.A., Albrecht, M., Bartomeus, I., Bommarco, R., Carvalheiro, L.G., […] Klein, A.M., […] Tamburini, G. et al. & Steffan-Dewenter, I. (2019): A global synthesis reveals biodiversity-mediated benefits for crop production. Science Advances 5: eaax0121. Link
  • Klein, A.M. & Fornoff, F. (2019): Die Bestäubungsprofis. In: Deutsches Bienen Journal - Sonderheft: Wildbienen Spezial. pp. 30-31. Link
  • Tscharnke, T. & Klein, A.M. (2019): Kaffee braucht Bienen für die Bestäubung - Feldforschung in Sulawesi. In: Jahreis, M., Marquart, S. & Möllers, N. (ed.) Kosmos Kaffee. Deutsches Museum, München, pp. 138-141.
  • Samnegard, U., Alins, G., Boreux, V., Bosch, J., García, D., Happe, A.K., Klein, A.M., Miñarro, M., Mody, K., Porcel, M., Rodrigo, A., Roquer-Beni, L., Tasin, M. & Hambäck, P. (2019): Management trade-offs on ecosystem services in apple orchards across Europe: direct and indirect effects of organic production. Journal of Applied Ecology 56: 802-811. Link
  • Klein, A.M. (2019): Das bunte Leben der Wildbienen. In: Settelen-Trees, D., Bregy, C. & Buschle, M. (ed.) Gespräche im Garten - Kultur, Natur, Gutes Leben: Tusculum auf Mapprach. Christoph Merian Verlag, Basel. pp. 91-97. Link
  • Von Königslöw, V., Klein, A.M., Staab, M. & Pufal, G. (2019): Benchmarking nesting aids for cavity-nesting bees and wasps. Biodiversity and Conservation 28: 3831-3849. Link
  • Breeze, T.D., Boreux, V., Cole, L., Dicks, L., Klein, A.M., Pufal, G., Balzan, M., Bevk, D., Bortolotti, L., Petanidou, T., Mand, M., Pinto, M.A., Scheper, J., Stanisavljevic, L., Stavrinides, M.C., Tscheulin, T., Varnava, A. & Kleijn, D. (2019): Linking farmer and beekeeper preferences with ecological knowledge to improve crop pollination. People and Nature 1: 562-572. Link
  • Nitsch, H., Fornoff, F., Bauer, C., Sauer, N., Schäfer, L., Wunderlich, L., Claßen, A., Pabst, H., Schramek, J. & Klein, A.M. (2019): Ad hoc-Studie zur faunistischen Bewertung von FAKT-Blühmischungen. Institut für ländliche Strukturforschung, Frankfurt. interner Link, download
  • Miczajka, V.L., Klein, A.M. & Pufal, G. (2019): Slug activity density increases seed predation independently of an urban-rural gradient. Basic and Applied Ecology 39: 15-25. Link
  • Knuff, A., Winiger, N., Klein, A.M., Segelbacher, G. & Staab, M. (2019): Optimising sampling of flying insects using a modified window trap. Methods in Ecology and Evolution 10: 1820-1825. Link
  • Marja, R., Kleijn, D., Tscharntke, T., Klein, A.M., Frank, T. & Batáry, P. (2019): Effectiveness of agri-environmental management on pollinators is moderated more by ecological contrast than by landscape structure or land-use intensity Ecology letters 22: 1493-1500. Link
  • Manning, P., Loos, J., Barnes, A.D., [...] Klein, A.M. et al. & Tscharnke, T. (2019): Transferring biodiversity ecosystem function research to the management of ‘real world’ ecosystems. Advances in Ecological Research. 61: 323-356. Link
  • Knuff, A., Staab, M., Frey, J., Helbach, J. & Klein, A.M. (2019): Plant composition, not richness, drives occurrence of specialist herbivores. Ecological Entomology 44: 833-843. Link
  • Mupepele, A.C., Bruelheide, H., Dauber, J., Kruess, A., Potthast, T., Wägele, W. &  Klein, A.M. (2019):  Insect decline and their drivers: Unsupported conclusions in a poorly performed meta-analysis on trendsA critique of Sánchez-Bayo and Wyckhuys (2019). Basic and Applied Ecology 37: 20-23. Link
  • Lawer, E.A., Mupepele, A.C. & Klein, A.M. (2019): Responses of small mammals to land restoration after mining. Landscape Ecology 34: 473-485. Link
  • Schuldt, A., Ebeling, A., Kunz, M., Staab, M., Guimarães-Steinicke, C., Bachmann, D., Buchmann, N., Durka, W., Fichtner, A., Fornoff, F., Härdtle, W., Hertzog, L., Klein, A.M., Roscher, C., Schaller, J., von Oheimb, G., Weigelt, A., Weisser, W., Wirth, C., Zhang, J., Bruelheide, H. & Eisenhauer, N. (2019): Multiple plant diversity components drive consumer communities across ecosystems. Nature Communications 10: 1460. Link
  • Fornoff, F., Klein, A.M., Blüthgen, N. & Staab, M. (2019): Tree diversity increases robustness of multi-trophic interactions. Proceedings of the Royal Society B: Biological Sciences 286: 20182399. Link
  • Drescher, N., Klein, A.M., Schmitt, T. & Leonhardt, S.D. (2019): A clue on bee glue: New insight into the sources and factors driving resin intake in honeybees (Apis mellifera). PlosOne 14: e0210594. Link
  • Happe, A.K., Alins, G., Blüthgen, N., Boreux, V., Bosch, J.; Garía, D., Hambäck, P.A., Klein, A.M., Martínez-Sastre, R., Miñarro, M., Müller, A.K., Porcel, M., Rodrigo, A., Roquer-Beni, L., Samnegard, U., Tasin, M. & Mody, K. (2019): Predatory arthropods in apple orchards across Europe: responses to agricultural management, adjacent habitat, landscape composition and country. Agriculture, Ecosystems & Environment 273: 141-150. Link

2018

  • Huang, Y., Chen, Y., Castro-Izaguirre, N., Baruffol, M., Brezzi, M., Lang, A., Li, Y., Härdtle, W., von Oheimb, G., Yang, X., Liu, X., Pei, K., Both, S., Yang, B., Eichenberg, D., Assmann, T., Bauhus, J., Behrens, T., Buscot, F., Chen, X.-Y., Chesters, D., Ding, B.-Y., Durka, W., Erfmeier, A., Fang, J., Fischer, M., Guo, L.-D., Guo, D., Gutknecht, J.L.M., He, J.-S., He, C.-L., Hector, A., Hönig, L., Hu, R.-Y., Klein, A.M., Kühn, P., Lian, Y., Li, S., Michalski, S., Scherer-Lorenzen, M., Schmidt, K., Scholten, T., Schuldt, A., Xhi, X., Tan, M.-Z., Tang, Z., Trosich, S., Wang, Z., Welk, E., Wirth, C., Wubet, T., Xiang, W., Yu, M., Yu, X.-D., Zhang, J., Zhang, S., Zhang, N., Zhou, H.-Z., Zhu, C.-D., Zhu, L., Bruelheide, H., Ma, K., Niklaus, P.A. & Schmidt, B. (2018): Impact of species richness on productivity in a large-scale subtropical forest experiment. Science 362: 80-83. Link
  • Rai, B., Klein, A.M. & Walter, J. (2018): Chronic dryness and wetness and especially pulsed drought threaten a generalist arthropod herbivore. Oecologia 188: 931-943. Link
  • Kaluza, B., Wallace, H., Heard, T., Minden, V., Klein, A.M. & Leonhardt, S. (2018): Social bees are fitter in more biodiverse environments. Scientific Reports 8: 12353. Link
  • Staab, M., Pufal, G., Tscharntke, T. & Klein, A.M. (2018): Trap nests for bees and wasps to analyse trophic interactions in changing environments - a systematic overview and user guide Methods in Ecology and Evolution 9: 2226-2239. Link
  • Schuldt, A., Assmann, T., Brezzi, M., Buscot, F., Eichenberg, D., Gutknecht, J., Härdtle, W., He, J.S., Klein, A.M., Kühn, P., Liu, X., Ma, K., Niklaus, P.A., Pietsch, K.A., Purahong, W., Scherer-Lorenzen, M., Schmid, B., Scholten, T., Staab, M., Tang, Z., Trogisch, S., von Oheimb, G., Wirth, C., Wubet, T., Zhu, C.D. & Bruelheide, H. (2018): Biodiversity across trophic levels drives multifunctionality in highly diverse forests. Nature Communications 9: 2989. Link
  • Kőrösi, Á., Markó, V., Kovács-Hostyánszki, A., Somay, L., Varga, Á., Elek, Z., Boreux, V., Klein, A.M., Földesi, R. & Báldi, A. (2018): Climate-induced phenological shift of apple trees has diverse effects on pollinators, herbivores and natural enemies. PeerJ 6:e5269. Link
  • Binkenstein, J., Klein, A.M., Assmann, T., Buscot, F., Erfmeier, A., Ma, K., Pietsch, K.A., Schmidt, K., Scholten, T., Wubet, T., Bruelheide, H., Schuldt, A. & Staab, M. (2018): Multi-trophic guilds respond differently to changing elevation in a subtropical forest. Ecography 41: 1013-1023. Link
  • Delzeit, R., Lewandowski, I., Arslan, A., Cadisch, G., Erisman, J.W., Ewert, F., Klein, A.M., von Haaren, C., Lotze-Campen, H., Mauser, W., Plieninger, T., Ratjen, A., Tekken, V., Wolters, V. & Brüggemann, N. (2018): How the sustainable intensification of agriculture can contribute to the Sustainable Development Goals. The need for specific socio-ecological solutions at all spatial levels. German Committee Future Earth. Working Paper No. 18/1. Link
  • Gutiérrez-Chacón, C., Fornoff, F., Ospina-Torres, R. & Klein, A.M. (2018): Pollination of granadilla (Passiflora ligularis) benefits from large wild insects. Journal of Economic Entomology 111: 1526-1534. Link
  • Cao, H., Klein, A.M., Zhu, C.-D., Staab, M., Durka, W., Fischer, M. & Fornoff, F. (2018): Intra- and interspecific tree diversity promotes multitrophic plant–Hemiptera–ant interactions in a forest diversity experiment. Basic and Applied Ecology 29: 89-97. Link
  • Klein, A.M., Fornoff, F., Mupepele, A.C., Boreux, V. & Pufal, G. (2018): Relevance of wild and managed bees for human well-being. Current Opinion in Insect Science 26: 82-88. Link
  • Gutiérrez-Chacón, C., Dormann, C.F. & Klein, A.M. (2018): Forest-edge associated bees benefit from the proportion of tropical forest regardless of its edge length. Biological Conservation 220: 149-160. Link
  • Henselek, Y., Eilers, J.E., Kremen, C., Hendrix, S.D. & Klein, A.M. (2018): Pollination requirements of almond (Prunus dulcis) - Combining laboratory and field experiments. Journal of Economic Entomology 111: 1006-1013. Link
  • Gutiérrez-Chacón, C., Pantoja-Santacruz, J. & Klein, A.M. (2018): Floral larceny by the stingless bee Trigona amalthea on granadilla (Passiflora ligularis Juss). Journal of Pollination Ecology 22: 75-81. Link
  • Marja, R., Viik, E., Mänd, M., Philips, J., Klein, A.M. & Batáry, P. (2018): Crop rotation and agri-enviroment schemes determine bumblebee communities via flower resources. Journal of Applied Ecology 55: 1714-1724. Link
  • Dudenhöffer, J.H., Ebeling, A., Klein, A.M. & Wagg, C. (2018): Beyond biomass: soil feedbacks are transient over plant life-stages and alter fitness. Journal of Ecology 106: 230-241. Link
  • Müller, M., Klein, A.M., Scherer-Lorenzen, M., Nock, C.A. & Staab, M. (2018): Tree genetic diversity increases arthropod diversity in willow short rotation coppice. Biomass and Bioenergy 108: 338-344. Link
  • Kehinde, T., Brittain, C., von Wehrden, H., Samways, M. & Klein, A.M. (2018): Organic farming promotes bee abundance in vineyards in Italy but not in South Africa. Journal of Insect Conservation 22: 61-67 Link
2017
  • Schoof, N., Luick, R. & Klein, A.M. (2017): Unerwartete Erfahrungen aus einem Reallabor mit Wald-Offenlandbeweidung bei Freiburg i. Br. Naturschutz und Landschaftsplanung 48: 397-399. Link
  • Meyer, S., Ptacnik, R., Hillebrand, H., Bessler, H., Buchmann, N., Ebeling, A., Eisenhauer, N., Engels, C., Fischer, M. Halle, S., Klein, A.M., Oelmann, Y., Roscher, C., Rottstock, T., Scherber, C., Scheu, S. Schmid, B., Schulze, E.D., Temperton, V., Tscharntke, T., Voigt, W.,  Weigelt, A., Wilcke, W. & Weisser, W. (2017): Biodiversity–multifunctionality relationships depend on identity and number of measured functions. Nature Ecology & Evolution 2: 44-49. Link
  • Trogisch, S., [...], Klein, A.M., [...], Staab, M., et al. & Bruelheide H. (2017): Towards a methodical framework for comprehensively assessing forest multifunctionality. Ecology and Evolution 7: 10652-10674. Link
  • Staniczenko, P., Lewis, O. Tylianakis, J., Albrecht, M., Coudrain, V., Klein, A.M. & Reed-Tsochas, F. (2017): Predicting the effect of habitat modification on networks of interacting species. Nature Communications 8: 792. doi: 10.1038/s41467-017-00913-w. Link
  • Schuldt, A., Fornoff, F., Bruelheide, H., Klein, A.M. & Staab, M. (2017): Tree species richness attenuates the positive relationship between mutualistic ant-hemipteran interactions and leaf chewer herbivory. Proceedings of the Royal Society B: Biological Sciences 284: 20171489. Link
  • Pufal, G., Steffan-Dewenter, I. & Klein, A.M. (2017): Crop pollination services at the landscape scale. Current Opinion in Insect Science 21: 91-97. Link
  • Schuldt, A., Bruelheide, H., Assmann, T., Buscot, F., Erfmeier, A., Klein, A.M., Ma, K., Scholten, T., Staab, M., Wirth, C., Zhang, J. & Wubet, T. (2017): Belowground top-down and aboveground bottom-up effects structure multitrophic communities in a biodiverse forest. Scientific Reports 7: 4222. doi: 10.1038/s41598-017-04619-3. Link
  • Staab, M., Fornoff, F., Klein, A.M. & Blüthgen, N. (2017): Ants at plant wounds - A little-known trophic interaction with evolutionary implications for ant-plant interactions. American Naturalist 190: 442-450. Link
  • Lichtenberg, E.M., Kennedy, C.M., Kremen, C., Batary, P., Berendse, F., Bommarco, R., Bosque-Perez, N.A., Carvalheiro, L.G., Snyder, W.E., William, Williams, N.M., Winfree, R., Astrom, S., Benjamin, F., Brittain, C., Chaplin-Kramer, R., Clough, Y., Connelly, H., Danforth, B., Diekotter, T., Eigenbrode, S.D., Ekroos, J., Elle, E., Freitas, B.F., Fukuda, Y., Gaines-Day, H.R., Gratton, C., Holzschuh, A., Isaacs, R., Isaia, M., Jha, S., Jonason, D., Jones, V.P., Klatt, B., Klein, A.M., Krauss, J., Letourneau, D.K., Macfadyen, S., Mallinger, R.E., Martin, E.A., Martinez, E., Memmott, J., Morandin, L., Neame, L., Otieno, M.,. Park, M.G., Pfiffner, L., Pocock, M., Ponce, C., Potts, S.G., Poveda, K., Ramos, M., Rosenheim, J.A., Rundlof, M., Sardinas, H., Saunders, M.E., Schon, N.L., Sciligo, A.R., Sidhu, C.S., Steffan-Dewenter, I., Tscharntke, T., Vesely, M., Weisser, W.W., Wilson, J.K. & Crowder, D.W. (2017): A global synthesis of the effects of diversified farming systems on arthropod diversity within fields and across agricultural landscapes. Global Change Biology 23: 4946-4957. Link
  • Ma, K., He, J.S., Bruelheide, H., Klein, A.M., Liu, X. & Schmid, B. (2017): Biodiversity–ecosystem functioning research in Chinese subtropical forests. Journal of Plant Ecology 10: 1-3. Link
  • Staab, M., Methorst, J., Peters, J., Blüthgen, N. & Klein, A.M. (2017): Tree diversity and nectar composition affect arthropod visitors on extrafloral nectaries in a diversity experiment. Journal of Plant Ecology 10: 201-212 . Link
  • Fornoff, F., Klein, A.M., Hartig, F., Benadi, G., Venjakob, C., Schaefer, M. & Ebeling, A. (2017): Functional flower traits and their diversity drive pollinator visitation. Oikos 126: 1020-1030. Link
  • Becker, N., Schön, S., Klein, A.M., Ferstl, I., Kizgin, A., Tannich, E., Kuhn, C., Pluskota, B. & Jöst, A. (2017): First mass development of Aedes albopictus (Diptera: Culicidae)—its surveillance and control in Germany. Parasitology Research 116: 847-858. Link
  • Drescher, N., Klein, A.M., Neumann, P., Yañez, O. & Leonhardt, S. (2017): Inside honeybee hives: Impact of natural propolis on the ectoparasitic mite Varroa destructor and viruses. Insects 8: 15. doi:10.3390/insects8010015. Link
2016
  • Eardley, C., Freitas, B. M., Kevan, P.G., Rader, R., Gikungu, M., Klein, A.M., Maus, C., Meléndez-Ramírez, V. Palni, L.M.S., Vergara, C.H., & Wiantoro S. (2016): Chapter 1: Background to pollinators, pollination and food production. In: Potts, S.G., Imperatriz-Fonseca, V.L., & Ngo, H.T. (eds) Assessment report of the Intergovernmental Science-Policy Platform on Biodiversity and Ecosystem Services on pollinators, pollination and food production. Secretariat of the Intergovernmental Science-Policy Platform on Biodiversity and Ecosystem Services, Bonn, Germany. Link
  • Meyer, S.T., Ebeling, A., [..], Hudewenz, A., Klein, A.M, et al. & Weisser, W.W. (2016): Effects of biodiversity strengthen over time as ecosystem functioning declines at low and increases at high biodiversity. Ecosphere 7: e01619. Link
  • Gossner, M.M., Lewinsohn, T.M., Kahl, T., Grassein, F., Boch, S., Prati, D., Birkhofer, K., Renner, S.C., Sikorski, J., Wubet, T., Arndt, H., Baumgartner, V., Blaser, S., Blüthgen, N., Börschig, Buscot, F., C., Diekötter, T., Jorge, L.R., Jung, K., Keyel, A.C., Klein, A.M., Klemmer, S., Krauss, J., Lange, M., Müller, J., Overmann, J., Pašalić, E., Penone, C., Perović, D.J., Purschke, O., Schall, P., Socher, S.A., Sonnemann, I., Tschapka, M., Tscharnke, T., Türke, M., Venter, P.C., Weiner, C.N., Werner, M., Wolters, V., Wurst, S., Westphal, C., Fischer, M., Weisser, W.W. & Allan, E. (2016): Land-use intensification causes multitrophic homogenization of grassland communities. Nature 540: 266-269. Link
  • Maneke, A. & Klein, A.M. (2016): Untersuchungen zur Konkurrenz zwischen Honigbienen und Wildbienen in der Lüneburger Heide. Naturwissenschaftlicher Verein für das Fürstentum Lüneburg von 1851 e.V. 46: 121-132. Link
  • Boch, S., Allan, E., Birkhofer, K., Bossdorf, O., Blüthgen, N., Christ-Breulmann, S., Diekötter, T., Dormann, C.F., Gossner, M.M., Hallmann, C., Hemp, A., Hölzel, N., Jung, K., Klaus, V.H., Klein, A.M., Kleinbecker, T., Lange, M., Müller, J., Hacke, H., Prati, D., Renner, S.C., Rothenwörer, C., Schall, P., Schluze, E.D., Socher, S.A., Tscharntke, T., Türke, M., Weiner, C.N., Weisser, W.W., Westphal, C., Wolters, V., Wubet, T. & Tischer, M. (2016): Extensive und jährlich wechselnde Nutzungsintensität fördert den Artenreichtum im Grünland. ANLiegen Natur 38: 86-95. Link
  • Walmsley, D., Bailis, R. & Klein, A.M. (2016): A global synthesis of Jatropha cultivation: Insights into land use change and management practices. Environmental Science & Technology 50: 8993-9002. Link
  • Staab, M., Bruelheide, H., Durka, W., Michalski, S., Purschke, O., Zhu C.D. & Klein, A.M. (2016): Tree phylogenetic diversity promotes host-parasitoid interactions. Proceedings of the Royal Society B: Biological Sciences 283: 20160275. Link
  • Plath, M., Moser, C., Bailis, R., Brandt, P., Hirsch, H., Klein, A.M., Walmsley, D. & von Wehrden, H. (2016): A novel bioenergy feedstock in Latin America? Cultivation potential of Acrocomia aculeata under current and futur conditions. Biomass and Bioenergy 91: 186-195. Link
  • Klein, A.M. (2016): Fliegen, Motten, Wanzen. Honig- und Wildbienen haben viele Helfer, doch ersetzbar sind sie nicht. ADIZ - Die Biene – Imkerfreund April 2016, pp. 34-36. Link
  • Motzke, I., Klein, A.M., Saleh, S., Wanger, T.C. & Tscharntke, T. (2016): Habitat management on multiple spatial scales can enhance bee pollination and crop yield in tropical homegardens. Agriculture, Ecosystems & Environment 223: 144-151. Link
  • Dudenhöffer, J.H., Pufal, G., Roscher, C., & Klein, A.M. (2016): Plant density can increase invertebrate post-dispersal seed predation in an experimental grassland community. Ecology and Evolution 6: 3796-3807. Link
  • Venjakob, C., Klein, A.M., Ebeling, A., Tscharntke, T. & Scherber, C. (2016): Plant diversity increases spatio-temporal niche complementarity in plant-pollinator interactions. Ecology and Evolution 6: 2249-2261. Link
  • Kaluza, B.F., Wallace, H., Heard, T.A., Klein, A.M. & Leonhardt, S.D. (2016): Urban gardens promote bee foraging over natural habitats and plantations. Ecology and Evolution 6: 1304-1316. Link
  • Soliveres, S., Manning, P., Prati, D., Gossner, M.M., Alt, F., Arndt, H., Baumgartner, V., Binkenstein, J., Birkhofer, K., Blaser, S., Blüthgen, N., Boch, S., Böhm, S., Börschig, C., Buscot, F., Diekötter, T., Heinze, J., Hölzel, N., Jung, K., Klaus, V.H., Klein, A.M., Kleinebecker, T., Klemmer, S., Krauss, J., Lange, M., Morris, E.K., Müller, J., Oelmann, Y., Overmann, J., Pašalić, E., Renner, S.C., Rillig, M.C., Schaefer, H.M., Schloter, M., Schmitt, B., Schöning, I., Schrumpf, M., Sikorski, J., Socher, S.A., Solly, E.F., Sonnemann, I., Sorkau, E., Steckel, J., Steffen-Dewenter, I., Stempfhuber, B., Tschapka, M., Türke, M., Venter, P., Weiner, C.N., Weisser, W.W., Werner, M., Westphal, C., Wilcke, W., Wolters, V., Wubet, T., Wurst, S., Fischer, M. & Allan, E. (2016): Locally rare species influence grassland ecosystem multifunctionality. Philosophical Transactions of the Royal Society B 371: . Link
  • Peixoto-Pereira, M.H., Pufal, G., Staab, M., Martins, C.F. & Klein, A.M. (2016): Diversity and specificity of host-natural enemy interactions in an urban-rural interface. Ecological Entomology 41: 241-252. Link
  • Garibaldi, L.A., Aizen, M.A., Cunningham, S.A., Harder, L.D. & Klein, A.M. (2016): Incremental contribution of pollination and other ecosystem services to agricultural productivity: effects of service quantity and quality. In: Gemmill-Herren, B. (ed.) Pollination services to Agriculture: Sustaining and enhancing a key ecosystem service (Issues in Agricultural Biodiversity). Routledge, Abingdon, pp. 33-42. Link
  • Rader, R., Bartomeus, I., Garibaldi, L., Garratt, M.P.D., Howlett, B., Winfree, R., Cunningham, S.A., Mayfield, M.M., Arthur, A.D., Andersson, G.K.S., Blanche, R., Bommarco, R., Brittain, C., Carvalheiro, L.G., Chacoff, N.P, Entling, M.H., Foully, B., Freitas, B.M., Gemmill-Herren, B., Ghazoul, J., Griffin, S., Gross, C.L., Herbertsson, L., Herzog, F., Hipólito, J., Jaggar, S., Jauker, F., Klein, A.M., Kleijn, D., Krishnan, S., Queiroz Lemos, C., Lindström, S.A.M., Mandelik, Y., Magalhães Monteiro, V., Nelson, W., Nilsson, L., Pattemore, D., de O. Pereira, N., Pisanty, G., Potts, S.G., Reemer, M., Rundlöf, M., Sheffield, C.S., Scheper, J., Schüepp, C., Smith, H.G., Stanley, D.A., Stout, K.C., Szentgyörgyi, H., Taki, H., Vergara, C.H., Viana, B.F. & Woyciechowski, M. (2016): Non-bee insects are important contributors to global crop pollination. Proceedings of the National Academy of Sciences 113:: 146-151. Link (highlighted in Nature: 10.1038/528011d) Link
2015
  • Schuldt, A., Wubet, T., Buscot, F., Staab, M., Assmann, T., Böhnke-Kammerlander, M., Both, S., Erfmeier, A., Klein, A.M., Ma, K., Pietsch, K., Schultze, S., Wirth, C., Zhang, J., Zumstein, P. & Bruelheide, H. (2015): Multitrophic diversity in a biodiverse forest is highly nonlinear across spatial scales. Nature Communications 6: 10169. Link
  • Miczajka, V.L., Klein, A.M. & Pufal, G. (2015): Elementary school children contribute to environmental research as citizen scientists. PLOS ONE 10: e0143229. doi: 10.1371/journal.pone.0143229. Link
  • Klein, A.M. (2015): Was wäre wenn? Die Bedeutung von Bienen und anderen Bestäubern für unsere Ernährung. AZID - Die Biene - Imkerfreund, Dezember 2015, pp. 14-18. Link
  • Hudewenz, A. & Klein, A.M. (2015): Red mason bees cannot compete with honey bees for floral resources in a cage experiment. Ecology and Evolution 5: 5049-5056. Link
  • Gámez-Virués, S., Perovic, D., Gossner, M., Börschig, C., Blüthgen, N., de Jong, H., Simons, N., Klein, A.M., Krauss, J., Maier, G., Scherber, C., Steckel, J., Rothenwöhrer, C., Steffan-Dewenter, I., Weiner, C., Weisser, W.W., Werner, M., Tscharntke, T. & Westphal, C. (2015): Landscape simplification filters species traits and drives biotic homogenization. Nature Communications 6: 8568. Link
  • Pufal, G. & Klein, A.M. (2015): Spatial scale affects seed predation and dispersal in contrasting anthropogenic landscapes. Basic and Applied Ecology 16: 726-736. Link
  • Garibaldi, L., Bartomeus, I., Bommarco, R., Klein, A.M., Cunningham, S.A., Aizen, M., Boreux, V., Garratt, M., Carvalheiro, L.G., Kremen, C., Morales, C., Schüepp, C., Chacoff, N., Freitas, B., Gagic, V., Holzschuh, A., Klatt, B., Krewenka, K., Krishnan, S., Mayfield, M., Motzke, I., Otieno, M., Petersen, J., Potts, S.G., Ricketts, T.H., Rundlöf, M., Sciligo, A., Sinu, P.A., Steffan-Dewenter, I., Taki, H., Tscharntke, T., Vergara, C.H., Viana, B.F. & Woyciechowski, M. (2015): Trait matching of flower visitors and crops predicts fruit set better than trait diversity. Journal of Applied Ecology 52: 1436-1444. Link
  • Staab, M., Blüthgen, N. & Klein, A.M. (2015): Tree diversity alters the structure of a tri-trophic network in a biodiversity experiment. Oikos 124: 827-834. Link
  • Schäckermann, J., Pufal, G., Mandelik, Y. & Klein, A.M. (2015): Agro-ecosystem services and dis-services in almond orchards are differentially influenced by the surrounding landscape. Ecological Entomology 40: 12-21. Link
  • Baumgärtner, S., Klein, A.M., Thiel, D. & Winkler, K. (2015): Ramsey discounting of ecosystem services. Enviromental and Resource Economics 61: 273-296 Link
  • Kleijn, D., Winfree, R., Bartomeus, I., Carvalheiro, L.G., Henry, M., Isaacs, R., Klein, A.M., Kremen, C., M'Gonigle, L.K., Rader, R., Ricketts, T., Williams, N.M., Adamson, N.L., Ascher, J.S., Báldi, A., Batáry, P., Benjamin, F., Biesmeijer, J.C., Blitzer, E.J., Bommarco, R., Brand, M.R., Bretagnolle, V., Button, L., Cariveau, D.P., Chifflet, R., Colville, J.F., Danforth, B.N., Elle, E., Garratt, M.P.D., Herzog, F., Holzschuh, A., Howlett, B.G., Jauker, F., Jha, S., Knop, E., Krewenka, K.M., Le Féon, V., Mandelik, Y., May, E.A., Park, M.G., Pisanty, G., Reemer, M., Riedinger, V., Rollin, O., Rundlöf, M., Sardiñas, H.,S., Scheper, J., Sciligo, A.R., Smith, H.G, Steffan-Dewenter, I., Thorp, R., Tscharntke, T., Verhulst, J., Viana, B.F., Vaissière, B.E., Veldtman, R., Westphal, C. & Potts, S.G. (2015): Delivery of crop pollination services is an insufficient argument for wild pollinator conservation. Nature Communications 6: 7414. Link
  • Klein, A.M. (2015): Bienen und ihre Bedeutung für die Bestäubungsleistung von Nutzpflanzen. In: Lorenz, S., Stark, K. (eds.) Menschen und Bienen. Ein nachhaltiges Miteinander in Gefahr. Oekom-Verlag, München, pp. 27-36. Link
  • Motzke, I., Tscharntke, T., Wanger, T.C. & Klein, A.M. (2015): Pollination mitigates cucumber yield gaps more than pesticide and fertilizer use in tropical smallholder gardens. Journal of Applied Ecology 52: 261-269. Link
  • Hülsmann, M., von Wehrden, H., Klein, A.M. & Leonhardt, S.D. (2015):  Plant diversity and composition compensate for negative effects of urbanization on foraging bumble bees. Apidologie 46: 760-770. Link
  • Groeneveld, J. & Klein, A.M. (2015): Pennycress-corn double-cropping increases ground beetle diversity. Biomass and Bioenergy 77: 16-25. Link
  • Staab, M., Ohl, M., Zhu, C.D. & Klein, A.M. (2015): Observational natural history and morphological taxonomy are indispensable for future challenges in biodiversity and conservation. Communicative and Integrative Biology 8: e992745. doi: 10.4161/19420889.2014.992745. Link
  • Schäckermann, J., Mandelik, Y., Weiss, N., von Wehrden, N., & Klein, A.M. (2015): Natural habitat does not mediate vertebrate seed predation as an ecosystem dis-service to agriculture. Journal of Applied Ecology 52: 291-299. Link
  • Klein, A.M. (2015): Contribution of pollinator-mediated crops to nutrients in the human food supply. In: Potts, S., Biesmeijer, K., Bommarco, R., Breeze, T., Carvalheiro, L., Franzén, M., González-Varo, J.P., Holzschuh, A., Kleijn, D., Kunin, B., Lecocq, T., Lundin, O., Michez, D., Neumann, P., Nieto, A., Penev, L., Rasmont, P., Ratamäki, O., Riedinger, V., Roberts, S.P.M., Rundlöf, M., Scheper, J., Sørensen, P., Steffan-Dewenter, I., Stoev, P., Vilà, M. & Schweiger O., (2015): Status and trends of European pollinators. Key findings of the STEP project. Pensoft Publishers, Sofia, pp. 41-42. Link
  • Perović, D., Gámez-Virués, S., Börschig, C., Klein, A.M., Krauss, J., Steckel, J., Rothenwöhrer, C., Erasmi, S., Tscharntke, T. & Westphal, C. (2015): Configurational landscape heterogeneity shapes functional community composition of grassland butterfliesJournal of Applied Ecology 52: 505-513. Link
  • Manning, P., Gossner, M., Bossdorf, O., Allan, E., Prati, D., Blüthgen, N., Boch, S., Böhm, S.,  Börschig, C., Hölzel, N., Jung, K., Klaus, V., Klein, A.M., Kleinebecker, T., Krauss, J., Lange, M., Müller, J., Pašalić, E., Socher, S., Tschapka, M., Türke, M., Weiner, C., Werner, M., Gockel, S., Hemp, A., Renner, S., Wells, K., Buscot, F., Kalko, E., Linsenmair, K., Weisser, W.W. & Fischer, M. (2015): Grassland management intensification weakens the associations among the diversities of multiple plant and animal taxa. Ecology 6: 1492-1501. Link
  • Klein, A.M. (2015): Please Pollinate - Flower visiting insects: Essential for yield and quality of fruits. research - DFG 2:28-31. Link
  • Groeneveld, J., Lührs, H. & Klein, A.M. (2015): Pennycress double-cropping does not negatively impact spider diversity. Agriculture and Forest Entomology 17: 247-257. Link
 
2014
  • Börschig, C., Klein, A.M. & Krauss, J. (2014): Effects of grassland management, endophytic fungi and predators on aphid abundance in two distinct regions. Journal of Plant Ecology 7: 490-498.  Link
  • Tallis, H. et al. (incl. Klein, A.M. & Pufal, G.) (2014): Working together: A call for inclusive conservation. Nature 515: 27-28. Link
  • Staab, M., Schuldt, A., Assmann, T., Bruelheide, H. & Klein, A.M. (2014): Ant community structure during forest succession in a subtropical forest in South-East China. Acta Oecologica 61: 32-40. Link
  • Assmann, T., Drees, C., Härdtle, W., Klein, A.M., Schuldt, A. & von Oheimb, G. (2014): Ökosystem und Biodiversität. In: Heinrichs, H., Michelsen, G. (eds.) Nachhaltigkeitswissenschaften, Springer Spektrum Berlin Heidelberg, Germany, pp. 147-175. Link
  • Klein, A.M., Boreux, V., Bauhus, J., Chappell, M.J., Fischer, J. & Philpott, S.M. (2014): Forest islands in an agricultural sea. In: Kettle, C.J. & Koh, L.P. (eds): Global Forest Fragmentation, CABI, Delémont, Schweiz, pp. 79-95. Link
  • Klein, A.M. (2014): Bitte Bestäuben - Blütenbesuchende Insekten: Unverzichtbar für Ertrag und Qualität von Früchten. forschung - DFG 3:10-13. Link
  • Hudewenz, A., Pufal, G., Bögeholz, A.L. & Klein, A.M. (2014): Cross-pollination benefits differ among oilseed rape varieties. Journal of Agricultural Sciences 152: 770-778. Link
  • Chaplin-Kramer, R., Dombeck, E., Gerber, J., Knuth, K.A., Mueller, N.D., Mueller, M., Ziva,G. & Klein, A.M. (2014). Global malnutrition overlaps with pollinator-dependent micronutrient production. Proceedings of the Royal Society B: Biological Sciences 281: 20141799. Link, Science Interview
  • Pereira-Peixoto, H.M., Pufal, G., Martins, C.F. & Klein, A.M. (2014): Spillover of trap-nesting bees and wasps in an urban-rural interface. Journal of Insect Conservation 18: 815-826. Link
  • Garibaldi, L.A., Carvalheiro, L.G., Leonhardt, S.D., Aizen, M.A., Blaauw, B.R., Isaacs, R., Kuhlmann, M., Kleijn, D., Klein, A.M., Kremen, C., Morandin, L., Scheper, J. & Winfree, R. (2014): From research to action: practices to enhance crop yield through wild pollinators. Frontiers in Ecology and the Environment 12: 439-447. Link, suppl.
  • Wanger, T.C., Tscharntke, T., Schroth, G. & Klein, A.M. (2014): Cocoa shortfall: Pollination curbs climate risk to cocoa.  Nature 511: 155. Link
  • Schäckermann, J., Weiss, N., von Wehrden, H. & Klein, A.M. (2014): High trees increase sunflower seed predation by birds in an agricultural landscape of Israel. Frontiers in Ecology and Evolution 2: 35. doi: 10.3389/fevo.2014.00035. Link
  • Staab, M., Ohl, M., Zhu, C.D. & Klein, A.M. (2014): A unique nest-protection strategy in a new species of spider wasp. PLOS ONE 9: e101592. doi: 10.1371/journal.pone.0101592. Link (highlighted in Nature 10.07.2014) Link
  • Staab, M., Schuldt, A., Assmann, T. & Klein, A.M. (2014): Tree diversity promotes predator but not omnivore ants in a subtropical Chinese forest. Ecological Entomology 39: 637-647. Link
  • Abbas, M., Klein, A.M., Ebeling, A., Oelmann, Y., Ptacnik, R., Weisser, WW. & Hillebrand, H. (2014): Plant diversity effects on pollinating and herbivorous insects can be linked to plant stoichiometry. Basic and Applied Ecology 15: 169-178. Link
  • Abson, D.J., von Wehrden, H., Baumgärtner, S., Fischer, J., Hanspach, J., Härdtle, W., Heinrichs, H., Klein, A.M., Lang, D.J., Martens, P. & Walmsley, D. (2014): Ecosystem services as a boundary object for sustainability. Ecological Economics 103: 29-37. Link
  • Allan, E., Bossdorf, O., Dormann, C.F., Prati, D., Gossner, M.M., Tscharntke, T., Blüthgen, N., Barto, K., Bellach, M., Birkhofer, K., Boch, S., Böhm, S., Börschig, C., Chatzinotas, A., Christ, S., Daniel, R., Diekoetter, T., Fischer, C., Friedl, T., Glaser, K., Hallman, C., Hodaĉ, L., Hölzel, N., Jung, K., Klein, A.M., Klaus, V., Kleinebecker, T., Krauss, J., Lange, M., Müller, J., Nacke, H., Pašalić, E., Rillig, M., Rothenwöhrer, C., Schall, P., Scherber, C., Schulze, W., Socher, S., Steckel, J., Steffan-Dewenter, I., Türke, M., Weiner, C., Werner, M., Westphal, C., Wolters, V., Wubet, T., Gockel, S., Gorke, M., Hemp, A., Renner, S.C., Schöning, I., Pfeiffer, S., König-Ries, B., Buscot, F., Linsenmair, K.E., Schulze, E.D., Weisser, W.W. & Fischer, M. (2014): Interannual variation in land-use intensity enhances grassland multidiversity. Proceedings of the National Academy of Sciences 111: 308-313. Link
  • Brittain, C., Kremen, C., Garbers, A. & Klein, A.M. (2014): Pollination and plant resources change the nutritional quality of almonds for human health. PLOS ONE 9: e90082. doi: 10.1371/journal.pone.0090082. Link
  • Bruelheide, H., Nadrowski, K., Assmann, T., Bauhus, J., Both, S., Buscot, F., Chen, X.Y., Ding, B., Durka, W., Erfmeier, A., Gutknecht, J.L.M., Guo, D., Guo, L.D., Härdtle, W., He, J. S., Klein, A.M., Kühn, P., Liang, Y., Liu, X., Michalski, S., Niklaus, P.A., Pei, K., Scherer-Lorenzen, M., Scholten, T., Schuldt, A., Seidler, G., Trogisch, S., von Oheimb, G., Welk, E., Wirth, C., Wubet, T., Yang, X., Yu, M., Zhang, S., Zhou, H., Fischer, M., Ma, K. & Schmid, B. (2014): Designing forest biodiversity experiments: general considerations illustrated by a new large experiment in subtropical China. Methods in Ecology and Evolution 5: 74-89. Link
  • Groeneveld, J.H. & Klein, A.M. (2014): Pollination of two oil-producing plant species: Camelina (Camelina sativa L. Crantz) and pennycress (Thlaspi arvense L.) double cropping in Germany. Global Change Biology Bioenergy 6: 242-251. Link
  • Klein, A.M., Hendrix, S.D., Clough, Y., Scofield, A. & Kremen, C. (2014): Interacting effects of pollination, water and nutrients on fruit tree performance. Plant Biology 17: 201-208. Link
  • Pisanty, G., Klein, A.M. & Mandelik, Y. (2014): Do wild bees complement honey bee pollination of confection sunflowers in Israel? Apidologie 45: 235-247. Link
  • Wanger, T.C., Darras, K., Bumrungsri, S., Tscharntke, T. & Klein, A.M. (2014): Bat pest control contributes to food security in Thailand. Biological Conservation 171: 220-223. Link
2013
  • Allan, E., Weisser, W.W., Fischer, M., Schulze, E.D., Weigelt, A., Roscher, C., Baade, J., Barnard, R.L., Bessler, H., Buchmann, N., Buscot, F., Ebeling, A., Eisenhauer, N., Engels, C., Fergus, A.J.F., Gleixner, G., Gubsch, M., Habekost, M., Halle, S., Klein, A.M., König, S., Kowalski, E., Kreutziger, Y., Kertscher, I., Kummer, V., Kuu, A., Lange, M., Lauterbach, D., le Roux, X., Marquard, E., Migunova, V.D., Milcu, A., Müller, R., Mwangi, P., Niklaus, P.A., Oelmann, Y., Petermann, J.S., Poly, F., Rottstock, T., Rosenkranz, S., Sabais, A., Scherber, C., Scherer-Lorenzen, M. Scheu, S., Schmitz, M., Schumacher, J., Soussana, J.F., Steinbeiss, S., Schwichtenberg, G., Temperton, V., Tscharntke, T., Voigt, W., Wilcke, W., Wirth, C. & Schmid, B. (2013): A comparison of the strength of biodiversity effects across multiple functions. Oecologia 173: 223-237. Link
  • Börschig, C., Klein, A.M., von Wehrden, H. & Krauss, J. (2013): Traits of butterfly communities change from specialist to generalist characteristics with increasing land-use intensity. Basic and Applied Ecology 14: 547-554. Link
  • Brittain, C., Kremen, C., Hendrix, S.D., Thorp, R., Williams, N. & Klein, A.M. (2013): Almond orchards with wild insects have higher fruit set. Sacramento Valley Regional Almond Newsletter, p. 4.
  • Brittain, C., Williams, N., Kremen, C. & Klein, A.M. (2013): Synergistic effects of non-Apis bees and honey bees for pollination services. Proceedings of the Royal Society B. 280: 20122767. Link
  • Fischer, J., Brittain, C. & Klein, A.M. (2013): Biodiversity-friendly farming. In: Levin, S.A. (eds.): Encyclopedia of Biodiversity, 2nd Edition, Elsevier, New York. Link
  • Garibaldi, L.A., Steffan-Dewenter, I., Winfree, R., Aizen, M.A., Bommarco, R., Cunningham, S.A., Kremen, C., Carvalheiro, L.G., Harder, L.D., Afik, O., Bartomeus, I., Benjamin, F., Boreux, V., Cariveau, D., Chacoff, N.P., Dudenhöffer, J.H., Freitas, B.M., Ghazoul, J., Greenleaf, S., Hipólito, J., Holzschuh, A., Howlett, B., Isaacs, R., Javorek, S.K., Kennedy, C.M., Krewenka, K., Krishnan, S., Mandelik, Y., Mayfield, M.M, Motzke, I., Munyuli, T., Nault, B.A., Otieno, M., Petersen, J., Pisanty, G., Potts, S.G., Rader, R., Ricketts, T.H., Rundlöf, M., Seymour, C.L., Schuepp, C., Szentgyörgyi, H., Taki, H., Tscharntke, T., Vergara, C.H., Viana, B.F., Wanger, T.C., Westphal, C., Williams, N. & Klein, A.M. (2013): Wild pollinators enhance fruit set of crops regardless of honey bee abundance. Science 339: 1608-1611. Link
  • Hudewenz, A. & Klein, A.M. (2013): Competition between honey bees and wild bees and the role of nesting resources in a nature reserve. Journal of Insect Conservation 17: 1275-1283. Link
  • Kennedy, C.M., Lonsdorf, E., Neel, M.C., Williams, N.M., Ricketts, T.H., Winfree, R., Bommarco, R., Brittain, C., Burley, A.L., Cariveau, D., Carvalheiro, L.G., Chacoff, N.P., Cunningham, S.A., Danforth, B.N., Dudenhöffer, J.H., Elle, E., Gaines, H.R., Gratton, C., Greenleaf, S.S., Holzschuh, A., Isaacs, R., Javorek, S.K., Jha, S., Klein, A.M., Krewenka, K., Mandelik, Y., Mayfield, M.M., Morandin, L., Neame, L.A., Otieno, M., Park, M., Potts, S.G., Rundlöf, M., Saez, A., Steffan-Dewenter, I., Taki, H., Tuell, J.K., Viana, B.F., Veldtman, R., Westphal, C. & Kremen, C. (2013): A global quantitative synthesis of local and landscape effects on native bee pollinators in agroecosystems. Ecology Letters 15: 584-599. doi: 10.1111/ele.12028. Link
  • Klein, A.M. (2013): Teamarbeit: Honigbienen können nur gemeinsam mit wildlebenden Insekten die Bestäubung von Kulturpflanzen sichern. Deutsches Bienenjournal 5: 12-14.
  • Larson, B.M.H., Kueffer, C. and the ZIF Working Group (Brock, A., Edwards, P., Gross, M., Hall, M., Higgs, E., Jentsch, A., Jeschke, J.M., Klein, A.M. & Wynne, B.) (2013): Managing invasive species amidst high uncertainty and novelty. Trends in Ecology and Evolution 28: 255-256. Link
  • Leonhardt, S.D., Gallai, N., Garibaldi, L.A., Kuhlmann, M. & Klein, A.M. (2013): Economic gain, stability of pollination and bee diversity decrease from southern to northern Europe. Basic and Applied Ecology 14: 461-471. Link
  • Motzke, I., Tscharntke, T., Navjot, S., Klein, A.M. & Wanger, T. (2013): Ant seed predation, pesticide applications and farmers' income from tropical multi-cropping gardens. Agricultural and Forest Entomology 15: 245-254. Link
  • Pufal, G. & Klein, A.-M. (2013): Post-dispersal seed predation of three grassland species in a plant diversity experiment. Journal of Plant Ecology 6: 468-479. Link 
2012
  • Blitzer, E.J., Dormann, C.F., Holzschuh, A., Klein, A.M., Rand, T.A. & Tscharntke, T. (2012): Spillover of functionally important organisms between managed and natural habitats. Agriculture, Ecosystems and Environment 146: 34-43. Link
  • Brittain, C., Kremen, C. & Klein, A.M. (2012): Biodiversity buffers pollination from changes in environmental conditions. Global Change Biology 19: 540-547. Link
  • Ebeling, A., Klein, A.M., Weisser, W.W. & Tscharntke, T. (2012): Multitrophic effects of experimental changes in plant diversity on cavity-nesting bees, wasps, and their parasitoids. Oecologia 169: 453-465. Link
  • Hudewenz, A., Klein, A.M., Scherber, C., Stanke, L., Tscharntke, T., Vogel, A., Weigelt, A., Weisser, W.W. & Ebeling, A. (2012): Herbivore and pollinator responses to grassland management intensity along experimental changes in plant species richness. Biological Conservation 150: 42-52. Link
  • Klein, A.M., Brittain, C., Hendrix, S.D., Thorp, R., Williams, N. & Kremen, C. (2012): Wild pollination services to California almond rely on semi-natural habitat. Journal of Applied Ecology 49: 723-732. Link
  • Lüdeke-Freund, F., Walmsley, D., Plath, M., Wreesmann, J. & Klein, A.M. (2012): Sustainable plant oil production for aviation fuels - Assessment challenges and consequences for new feedstock concepts. Sustainability Accounting, Management and Policy Journal 3: 186-217. Link
  • Schleuning, M., Fründ, J., Klein, A.M., Abrahamczyk, S., Alarcón, R., Albrecht, M., Andersson, G.K.S., Bazarian, S., Böhning-Gaese, K., Bommarco, R., Dalsgaard, B., Dehling, D.M., Gotlieb, A., Hagen, M., Hickler, T., Holzschuh, A., Kaiser-Bunbury, C.N., Kreft, H., Morris, R.J., Sandel, B., Sutherland, W.J., Svenning, J.C., Tscharntke, T., Watts, S., Weiner, C.N., Werner, M., Williams, N.M. Winqvist, C., Dormann, C.F. & Blüthgen, N. (2012). Specialization of mutualistic interaction networks decreases towards tropical latitudes. Current Biology 22: 1925-1931. Link
  • Smukler, S., Philpott, S., Jackson, L., Klein, A.M, DeClerck, F., Winowiecki, L. & Palm, C. (2012): Ecosystem services in agricultural landscapes. In: Clerck, F.A.J., Ingram, J.C., Rio, C.R. (eds.): Integrating Ecology into poverty reduction. Springer Verlag, Berlin, Germany. Link
  • Tscharntke, T., Tylianakis, J.M., Rand, T.A., Didham, R.K., Fahrig, L., Batáry, P., Bengtsson, J., Clough, Y., Crist, T.O., Dormann, C.F., Ewers, R.M., Fründ, J., Holt, R.D., Holzschuh, A., Klein, A.M., Kleijn, D., Kremen, C., Landis, D.A., Laurance, W., Lindenmayer, D., Scherber, C., Sodhi, N., Steffan-Dewenter, I., Thies, C., van der Putten, W.H. & Westphal, C. (2012): Landscape moderation of biodiversity patterns and processes - eight hypotheses. Biological Reviews 87: 661-685. Link
  • Vanbergen, A.J., Ambrose, N., Aston, D., Biesmeijer, C.J., Bourke, Breeze, A.T., Brotherton, P., Brown, M., Chandler, D., Clook, M., Connolly, C.N., Costigan, P., Coulson, M., Cresswell, J., Dean, R. Dicks, L., Felicioli, A., Fojt, O., Gallai, N., Genersch, E., Godfray, C., Grieg-Gran, M. Halstead, A., Harding, D., Harris, B., Hartfield, C., Heard, M.S., Herren, B., Howarth, J., Ings, T., Kleijn, D., Klein, A.M., Kunin, W.E., Lewis, G., MacEwen, A., Maus, C., McIntosh, L., Millar, N.S., Neumann, P., Ollerton, J., Olschewski, R., Osborne, J.L., Paxton, R.J., Pettis, J., Phillipson, B., Potts, S.G., Pywell, R., Rasmont, P., Roberts, S., Salles, J.M., Schweiger, O., Sima, P., Thompson, H., Titera, D., Vaissiere, B., Van der Sluijs, J., Webster, S., Wentworth, J. & Wright, G.A. (2012): Insect pollinators: linking research and policy. Church House Conference Centre, Dean's Yard, Westminster, London, 14 February 2012. Workshop Report, pp. 35. Link
2011
  • Blüthgen, N. & Klein, A.M. (2011): Functional complementarity and specialisation: the role of biodiversity in plant-pollinator interactions. Basic and Applied Ecology 12: 282-291. Link
  • Ebeling, A., Klein, A.M., & Tscharntke, T. (2011): Plant-flower visitor interaction webs: Temporal stability and pollinator specialization increases along an experimental plant diversity gradient. Basic and Applied Ecology 12: 300-309. Link
  • Eilers, E.J., Kremen, C., Smith Greenleaf, S., Garber, A.K. & Klein, A.M. (2011): Contribution of pollinator-mediated crops to nutrients in the human food supply. PLoS ONE 6: e21363. doi: 10.1371/journal.pone.0021363. Link
  • Fischer, J., Batáry, P., Bawa, K.S., Brussaard, L., Chappell, M.J., Clough, Y., Daily, G.C., Dorrough, J., Hartel, T., Jackson, L.E., Klein, A.M., Kremen, C., Kuemmerle, T., Lindenmayer, D.B., Mooney, H.A., Perfecto, I., Philpott, S.M., Tscharntke, T., Vandermeer, J., Wanger, T.C. & von Wehrden, H. (2011): Conservation: Limits of land sparing. Science 334: 393-395. Link
  • Garibaldi, L.A., Aizen, M.A., Klein, A.M., Cunningham, S.A. & Harder, L.D. (2011): Global growth and stability of agricultural yield decrease with pollinator dependence. Proceedings of the National Academy of Science 108: 5909-5914. Link
  • Garibaldi, L.A., Steffan-Dewenter, I., Kremen, C., Morales, J.M., Bommarco, R., Cunningham, S.A., Carvalheiro, L.G., Chacoff, N.P., Dudenhöffer, J.H., Greenleaf, S.S., Holzschuh, A., Isaacs, R., Krewenka, C., Mandelik, Y., Mayfield, M.M., Morandin, L.A., Potts, S.G., Ricketts, T.H., Szentgyörgyi, H., Viana, B.F., Westphal, C., Winfree, R. & Klein, A.M. (2011): Stability of pollination services decreases with isolation from natural areas despite honey bee visits. Ecology Letters 14: 1062-1072. Link
  • Garibaldi, L.A., Muchhala, N., Motzke, I., Bravo-Monroy, L, Olschewski, R., Klein, A.M. (2011): Services from plant-pollinator interactions in the Neotropics. In: Rapidel, B., De Clerck, F., LeCoq, J.F., Beer, J. (eds): Ecosystem services from agriculture and agroforestry - Measurement and payment. Earthscan publishing.
  • Klein, A.M. (2011): Plant-pollinator interactions in changing environments. Basic and Applied Ecology 12: 279-281. Link
  • Olschewski, R. & Klein, A.M. (2011): Ecosystem services between sustainability and efficiency. Sustainability: Science, Practice, & Policy 7: 69-73. Link
  • Potts, S.G., Biesmeijer, J.C., Bommarco, R., Felicioli, A., Fischer, M., Jokinen, P., Kleijn, D., Klein, A.M., Kunin, W.E., Neumann, P., Penev, L.D., Petanidou, T., Rasmont, P., Roberts, S.P.M., Smith, H.G., Sørensen, P.B., Steffan-Dewenter, I., Vaissière, B.E., Vilà, M., Vujić, A., Woyciechowski, M., Zobel, M., Settele, J. & Schweiger, O. (2011): Developing European conservation and mitigation tools for pollination services: approaches of the STEP (Status and Trends of European Pollinators) project. Journal of Apicultural Research 50: 152-164. Link
  • Teodoro, A.V., Munoz A., Tscharntke,T., Klein, A.M. & Tylianakis, J.M. (2011): Early succession arthropod community changes on experimental passion fruit plant patches along a land-use gradient in Ecuador during the dry season. Agriculture, Ecosystems and Environment 140: 14-19. Link
2010
  • Clough, Y., Abrahamczyk, S., Adams, M.O., Anshary, A., Ariyanti, N., Betz, L., Buchori, D., Cicuzza, D., Darras, K., Dwi Putra, D., Fiala, B., Gradstein, S.R., Kessler, M., Klein, A.M., Pitopang, R., Sahari, B., Scherber, C., Schulze, C.H., Shahabuddin, Sporn, S., Stenchly, K., Tjitrosoedirdjo, S.S., Wanger, T.C., Weist, M., Wielgoss, A. & Tscharntke, T. (2010): Biodiversity patterns and trophic interactions in human-dominated tropical landscapes in Sulawesi (Indonesia): plants, arthropods and vertebrates. In: Tscharntke, T., Leuschner, C., Veldkamp, E., Faust, H., Guhardja, E. & Bidin, A. (eds.): Tropical rainforests and agroforests under global change. Environmental Science and Engineering Series. Springer Verlag, Berlin, Germany, pp. 15-71. Link
  • Olschewski, R., Klein, A.M. & Tscharntke, T. (2010): Economic trade-offs between carbon sequestration, timber production, and crop pollination in tropical forested landscapes. Ecological Complexity 7: 314-319. Link
  • Scherber, C., Eisenhauer, N., Weisser, W.W., Schmid, B., Voigt, W., Schulze, E.D., Roscher, C., Weigelt, Al, Allan, E., Beßler, H., Bonkowski, M., buchmann, N., Buscot, F., Clement, L.W., Ebeling, A., Engels, C., Fischer, M.S., Halle, S., Kertscher, I., Klein, A.M., Koller, R., König, S., Kowalski, E., Kummer, V., Kuu, A., Lange, M., Lauterbach, D., Middelhoff, C., Migunova, V.D., Milcu, A., Müller, R., Partsch, S., Petermann, J.S., Renker, C., Rottstock, T., Sabais, A., Scheu, S., Schuchmacher, J., Temperton, V.M. & Tscharntke, T. (2010): Bottom-up effects of plant diversity on biotic interactions in a biodiversity experiment. Nature 468: 553-556. Link
  • Teodoro, A.V., Sousa-Souto, L., Klein, A.M. & Tscharntke, T. (2010): Seasonal contrasts in the response of coffee ants to agroforestry shade-tree management. Environmental Entomology 39: 1744-1750. Link
  • Tscharntke, T., Dormann, C., Holzschuh, A., Klein, A.M. & Thies, C. (2010): Bedeutung und Management der Bestäubung in Kulturlandschaften. In: Hotes, S. and Wolters, V. (eds.): Fokus Biodiversität - Wie Biodiversität in der Kulturlandschaft erhalten und nachhaltig genutzt werden kann. Oekom Verlag, München, Germany. Link
  • Veddeler, D., Tylianakis, J., Tscharntke, T. & Klein, A.M. (2010): Natural enemy diversity reduces temporal variability in wasp but not bee parasitism. Oecologia 162: 755-762. Link
2009
  • Aizen, M.A., Garibaldi, L.A., Cunningham, S.A. & Klein, A.M. (2009): How much does agriculture depend on pollinators? Lessons from long-term trends in crop production. Annals of Botany 103: 1579-1588. Link
  • Eilers, E.J. & Klein, A.M. (2009): Landscape context and management effects on an important insect pest and its natural enemies in almond. Biological Control 51: 388-394. Link
  • Garibaldi, L.A., Aizen, A.A., Cunningham, S.A. & Klein, A.M. (2009): Pollination shortage and global crop production: looking at the whole spectrum of pollinator dependency. Communicative and Integrative Biology 2: 37-39. Link
  • Griffin, J.N., O'Gorman, E.J., Emmerson, M.C., Jenkins, S.R., Klein, A.M., Loreau & M., Symstad, A. (2009): Biodiversity and the stability of ecosystem functioning. In: Naeem S., Bunker, D.E., Hector, A., Loreau, M., Perrings, C. (eds.): Biodiversity, ecosystem functioning, and human wellbeing - an ecological and economic perspective. Oxford University Press, pp. 78-93. Link
  • Klein, A.M. (2009): Nearby rainforest promotes coffee pollination by increasing spatio-temporal stability in bee species richness. Forest Ecology and Management 258: 1838-1845. Link
  • Klein, A.M., Müller, C., Hoehn, P. & Kremen, C. (2009): Understanding the role of species richness for crop pollination services. In: Naeem, S., Bunker, D.E., Hector, A., Loreau, M., Perrings, C. (eds.): Biodiversity, ecosystem functioning, and human wellbeing - an ecological and economic perspective. Oxford University Press, pp. 195-208. Link
  • Teodoro, A.V., Klein, A.M. & Tscharntke T. (2009): Temporally mediated responses of the diversity of coffee mites to agroforestry management. Journal of Applied Entomology 133: 659-665. Link
  • Teodoro, A.V., Tscharntke, T. & Klein, A.M. (2009): From the lab to the field: contrasting effects of multitrophic interactions and agroforestry management on coffee pest densities. Entomologia Experimentalis et Applicata 131: 121-129. Link
2008
  • Aizen, M.A., Garibaldi, L.A., Cunningham, S.A. & Klein, A.M. (2008): Long-term global trends in crop yield and production reveal no current pollination shortage but increasing pollinator dependency. Current Biology 18: 1572-1575. Link
  • Ebeling, A., Klein, A.M., Schumacher, J., Weisser, W. & Tscharntke, T. (2008): How does plant richness affect structure and stability of pollinator communities? Oikos 117: 1808-1815. Link
  • Klein, A.M., Cunningham, S.A., Bos, M. & Steffan-Dewenter, I. (2008): Advances in pollination ecology from tropical plantation crops. Ecology 89: 935-943. Link
  • Klein, A.M., Olschewski, R. & Kremen, C. (2008): The ecosystem service controversy: is there sufficient evidence for a 'pollination paradox'? GAIA 17: 12-16. Link
  • Kremen, C., Daily, G.C., Klein, A.M. & Scofield, D. (2008): Inadequate assesment of the ecosystem service rationale for conservation: a reply to Ghazoul. Conservation Biology 22: 795-798. Link
  • Lozada, T., de Koning, G.H.J, Kesseler, M., Klein, A.M. & Tscharntke, T. (2008): Geographical range size of tropical plants influence their response to anthropogenic activities. Diversity and Distributions 14: 59-68. Link
  • Ricketts, T.H., Regetz, J., Steffan-Dewenter, I., Cunningham, S.A., Kremen, C., Bogdanski, A., Gemmill-Herren, B., Greenleaf, S.S., Klein, A.M., Mayfield, M.M., Morandin, L.A., Ochieng, A. & Viana, B.F. (2008): Landscape effects on crop pollination services: are there general patterns? Ecology Letters 11: 499-515. Link
  • Teodoro, A., Klein, A.M. & Tscharntke, T. (2008): Environmentally mediated coffee pest densities in relation to agroforestry management, using hierarchical partitioning analyses. Agriculture, Ecosystems and Environment 125: 120-126. Link
  • Tylianakis, J.M, Rand, T.M., Kahmen, A., Klein, A.M., Buchmann, N., Perner, J. & Tscharntke, T. (2008): Resource heterogeneity moderates the biodiversity-function relationship in real world ecosystems. PloS Biology 6: 947-956. Link
  • Veddeler, D., Olschewski, R., Tscharntke, T. & Klein, A.M. (2008): The contribution of non-managed social bees to coffee production: new economic insights based on farm-scale yield data. Agroforestry Systems 73: 109-114. Link
2007
  • Bos, M.M., Veddeler, D., Bogdansi, A., Klein, A.M., Tscharntke, T., Steffan-Dewenter, I. & Tylianakis, J. M. (2007): Caveates to quantifying ecosystem services. Fruit abortion blurs benefits from crop pollination. Ecological Applications 17: 1841-1849. Link
  • Klein, A.M., Vaissière, B.E., Cane, J., Steffan-Dewenter, I., Cunningham, S.A., Kremen, C. & Tscharntke, T. (2007): Importance of pollinators in changing landscapes for world crops. Proceedings of the Royal Society B 274: 303-313. Link
  • Kremen, C., Williams, N.M., Aizen, M.A., Gemmill-Herren, B., Le Buhn, G., Minckley, R., Packer, L., Potts, S.G., Roulston, T., Steffan-Dewenter, I., Vázquez, D.P., Winfree, R., Adams, L., Crone, E.E., Greenleaf, S.S., Keitt, T.H., Klein, A.M., Regetz, J. & Ricketts, T. (2007): Pollination and other ecosystem services produced by mobile organisms: a conceptual framework for the effects of land use change. Ecology Letters 10: 299-314. Link
  • Lozada, T., de Koning, G.H.J, Kesseler, M., Klein, A.M., Tscharntke, T. (2007): Geographical range size of tropical plants influence their response to anthropogenic activities. Diversity and Distributions 14: 59-68. Link
  • Lozada, T., de Koning, G.H.J., Marché, R., Klein, A.M. & Tscharntke, T. (2007): Tree recovery and seed dispersal by birds, comparing forest, agroforestry and abandoned agroforestry in coastal Ecuador. Perspectives in Plant Ecology, Evolution and Systematics 8: 115-128. Link
  • Olschewski, R., Tscharntke, T., Benítez, P.C., Schwarze, S., Klein, A.M. (2007): Economic evaluation of ecosystem services as a basis for stabilizing rainforest margins? The example of pollination services and pest management in coffee landscapes. In: Tscharntke, T., Leuschner, C., Zeller, M., Guhardja, E., Bidin, A. (eds.): The stability of tropical rainforest margins, linking ecological, economic and social constraints of land use and conservation. Springer Verlag, Berlin, pp. 265-278. Link
  • Priess, J. A., Mimler, M., Klein, A.M., Schwarze, S., Tscharntke, T. & Steffan-Dewenter, I. (2007): Linking deforestation scenarios to pollination services and economic returns in coffee agroforestry systems. Ecological Applications 17: 407-417.Link
  • Richter, A., Klein, A.M., Tscharntke, T. & Tylianakis, J. (2007): Abandonement of coffee agroforests increases insect abundance and diversity. Agroforestry Systems 69: 175-182. Link
2006
  • Klein, A.M. (2006): A drop in pollinating species might endanger the production of many useful plants - La diminution du nombre d’insectes pollinisateurs met en péril la production de nom-breuses planted de culture - Rückgang von Bestäuberarten könnte die Produktion vieler Kulturpflanzen gefährden - Peligra la producción de muchas plantas de cultivo por el retroceso de especies polinizadora. Fruit World International 4: 90-94.
  • Klein, A.M. (2006): Was geht uns der Tod der Bienen an? Ist die Produktion und Vielfalt unserer Kulturpflanzen durch den Rückgang vieler Insekten gefährdet? Gastkommentar Artenvielfalt. Braunschweiger Zeitung vom 20.11.06, p. 4.
  • Klein, A.M., Steffan-Dewenter, I. & Tscharntke, T. (2006): Rainforest promotes trophic interactions and diversity of trap-nesting hymenoptera in tropical agroforestry. Journal of Animal Ecology 75: 315-323. Link
  • Olschewski, R., Tscharntke, T., Benitez, P.C., Schwarze, S. & Klein, A.M. (2006): Economic evaluation of pollination services comparing coffee landscapes in Ecuador and Indonesia. Ecology & Society 11. Link
  • Steffan-Dewenter, I. & Klein, A.M. (2006): Der ökologische Nutzen der Imkerei. Deutsches Bienenjournal 5: 4-5.
  • Steffan-Dewenter, I., Klein, A.M., Gaebele, V., Alfert, T. & Tscharntke, T. (2006): Bee diversity and plant-pollinator interactions in fragmented landscapes. In: Waser, N. & Ollerton, J. (eds.): Plant-pollinator interactions from specialization to generalization, pp. 387- 407. Link
  • Tylianakis, J. M., Klein, A.M., Lozada, T. & Tscharntke, T. (2006): Spatial scale of observation affects alpha, beta and gamma diversity of cavity-nesting bees and wasps across a tropical land-use gradient. Journal of Biogeography 33: 1295-1304. Link
  • Tylianakis, J. M., Tscharntke, T. & Klein, A.M. (2006): Diversity, ecosystem function and stability of parasitoid-host interactions across a tropical gradient of habitat modification. Ecology 87: 3047-3057. Link
  • Veddeler, D., Klein, A.M. & Tscharntke, T. (2006): Contrasting responses of bee communities to coffee flowering at different spatial scales. Oikos 112: 594-601. Link
2005 
  • Tscharntke, T., Klein, A.M., Kruess, A. & Steffan-Dewenter, I. (2005): Landscape perspectives on agricultural intensification and biodiversity - ecosystem service management. Ecology Letters 8: 857-874. Link
  • Tylianakis, J.M., Klein, A.M. & Tscharntke, T. (2005): Spatiotemporal variation in the diversity of hymenoptera across a tropical habitat gradient. Ecology 86: 3296-3302. Link
2004
  • Klein, A.M., Steffan-Dewenter, I. & Tscharntke, T. (2004): Foraging trip duration and reproductive success of megachilid bees, eumenid wasps, and pompilid wasps in tropical agroforestry systems. Journal of Animal Ecology 73: 517-525. Link
  • Krauss, J., Klein, A.M., Steffan-Dewenter, I. & Tscharntke, T. (2004): Effects of habitat area, isolation, and landscape diversity on plant species richness of calcareous grasslands. Biodiversity and Conservation 13: 1427-1439. Link
  • Tylianakis, J.M., Veddeler, D., Lozada, T., López, R.M., Benítez, P., Klein, A.M., de Koning, G.H.J., Olschewski, R., Veldkamp, E., Navarrete, H., Onore, G. & Tscharntke, T. (2004): Biodiversity of land-use systems in coastal Ecuador and bioindication using trap-nesting bees, wasps, and their natural enemies. Lyonia 6: 8-15. Link
2003
  • Klein, A.M., Steffan-Dewenter, I. & Tscharntke, T. (2003): Pollinator diversity and fruit set of Coffea canephora in relation to local and regional agroforestry management. Journal of Applied Ecology 40: 837-845. Link
  • Klein, A.M., Steffan-Dewenter, I. & Tscharntke, T. (2003): Fruit set of highland coffee increases with the diversity of pollinating bees. Proceedings of the Royal Society B 270: 955-961. Link
  • Klein, A.M., Steffan-Dewenter, I. & Tscharntke, T. (2003): Bee pollination and fruit set of Coffea arabica and C. canephora (Rubiaceae). American Journal of Botany 90: 153-157. Link
  • Krauss, J., Klein, A.M., Steffan-Dewenter, I. & Tscharntke, T. (2003): Effects of habitat area, isolation, and landscape diversity on plant species richness of calcareous grasslands. Biodiversity and Conservation 13: 1427-1439. Link
  • Tscharntke, T., Klein, A.M., Kruess, A., Steffan-Dewenter, I. & Thies, C. (2003): Biodiversität und Pflanzen-Insekten-Interaktionen in Kulturlandschaften. In: Gradstein, S.R., Willmann, R., Zizka, G. (eds.): Biodiverstiätsforschung, Die Entschlüsselung der Artenvielfalt in Raum und Zeit. Kleine Senckenberg-Reihe 45: 171-183. Link
2002
  • Klein, A.M. (2002): Viele Bienenarten erzeugen viel Kaffee. Deutsches Bienenjournal 10: 24-25.
  • Klein, A.M., Steffan-Dewenter, I., Buchori, D. & Tscharntke, T. (2002): Effects of land-use intensity in tropical agroforestry systems on flower-visiting and trap-nesting bees and wasps. Conservation Biology 16: 1003-1014. Link
  • Klein, A.M., Steffan-Dewenter, I. & Tscharntke, T. (2002): Predator-prey ratios on cocoa in a land-use gradient in Indonesia. Biodiversity and Conservation 11: 683-693. Link
  • Tscharntke, T., Bürger, C., Eber, S., Gabriel, D., Grabe, H., Grönmeier, M., Holzschuh, A., Jahn, S., Klein, A.M., Klipfel, S., Kluth, S., Krauss, J., Kruess, A., Lehmann, K., Poveda, K., Roschewith, I., Schiele, S., Schmidt, M., Schulze, C. H., Steffan-Dewenter, I., Sundmacher, F., Thies, C., Veddeler, D. & Westphal, C. (2002): Pflanze-Insekt-Interaktionen und Biodiversität in der Agrarlandschaft. Forschungsmagazin Georgia Augusta: Vielfalt des Lebens - Biodiversität 1: 41-46. Link

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