Prof. Dr. Alexandra-Maria Klein

	Alexandra-Maria Klein	ORCID iD 0000-0003-2139-8575 Web of Science Researcher ID: J-5871-2016
	Tel: 0761 203 -67770
	E-Mail: alexandra.kleinnature.uni-freiburg.de Raum Nr. 609   Sprechstunde: Mittwoch 14:00 - 16:00 Uhr (ab 16.10.24)   An folgenden Terminen findet keine Sprechstunde statt: 30.10.24, 06.11.24 nur bis 15:45 Uhr, 13.11.24, 05.02.25, 12.02.25
	: naturealexk   /  Bluesky: naturealexk.bsky.social Mastodon: Instanz Freiburg.social naturealexkfreiburg.social

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ausgewählte Publikationen

2024

• 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, accepted.

• 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, accepted. 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, in press.

• 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 

• 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 trends—A 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.