Kai Behn
INRES - Plant Nutrition
Nußallee 1, 3. Etage (Office), Karlrobert-Kreiten-Strasse 13 (Mail)
D-53115 Bonn
kaibehn@uni-bonn.de
+49 228 73-3335
Research focus
Biodiversity, Conservation, Ecosystem services, Land use changes, Vegetation classification, Vegetation dynamics, Vegetation ecology, Invasive Plant Species
Education
2025
Dr. agr. (“Wetland Vegetation in East Africa – Integrity, Diversity, and Recovery Dynamics”)
2013 - 2024
PhD Student at University of Bonn, INRES - Plant Nutrition
2011
Diploma in Agricultural Science
2009
University of Helsinki, Finland (Exchange semester)
2004-2011
Study of Agricultural Science, Nature Conservation and Landscape ecology - University of Bonn, Germany
Positions held
since 2022
Scientific Assistant / Lecturer
University of Bonn, INRES - Plant Nutrition (AG PITROS)
2019 - 2022
Scientific Assistant
University of Bonn, INRES - Plant Nutrition (AG Grassland Ecology & Grassland Management)
2017-2018
Scientific Assistant
University of Bonn, INRES - Plant Nutrition
2011-2013
Scientific Assistant
University of Bonn, INRES – Vegetation ecology
2008-2010
Student Assistant
University of Bonn, INRES – Geobotany and Conservation
Publications
Journal articles
Ohlert, T., Smith, M. D., Collins, S. L., Knapp, A. K., Dukes, J. S., Sala, O., Behn, K., ... & Terry, T. J. (2025). Drought intensity and duration interact to magnify losses in primary productivity. Science, 390(6770), 284-289.
Munjonji, L., Behn, K., Vincent, M., Ayisi, K. K., Nielsen, U., & Linstädter, A. (2025). Drought, grazing, and nitrogen input influence nutrient supply and soil faunal activity in a semi-arid savannah grassland. Scientific Reports, 15(1), 34248.
Becker, M., Behn, K., Heller, G., & Kamiri, H. W. (2025). Is Soil Fertility the Cause or the Effect of Land Invasion by Prosopis?. Journal of Plant Nutrition and Soil Science, 188(2), 232-240.
Botha, D., Barnard, S., Morné, D. P., Allam, M., Behn, K., Ismail, A., . . . Siebert, F. (2024). Application of a dual-locus metabarcoding approach for a more comprehensive account of cattle dietary items in a semi-arid african savanna with special reference to forbs. MBMG Metabarcoding and Metagenomics, 8, 1-146. doi:https://doi.org/10.3897/mbmg.8.127959
Behn, K., Alvarez, M., Mutebi, S., & Becker, M. (2024). Recovery dynamics of wetland vegetation along a hydrological gradient in an agriculturally used inland valley in Uganda. Wetlands Ecology and Management, 32(6), 959-974.
Smith, M. D., Wilkins, K. D., Holdrege, M. C., Wilfahrt, P., Collins, S. L., Knapp, A. K., Linstädter, A., Behn, K., (...) & Sun, W. (2024). Extreme drought impacts have been underestimated in grasslands and shrublands globally. Proceedings of the National Academy of Sciences, 121(4), e2309881120.
Wirth, S. B., Poyda, A., Taube, F., Tietjen, B., Müller, C., Thonicke, K., Linstädter, A., Behn, K., Schaphof, S., von Bloh, W. & Rolinski, S. (2024). Connecting competitor, stress-tolerator and ruderal (CSR) theory and Lund Potsdam Jena managed Land 5 (LPJmL 5) to assess the role of environmental conditions, management and functional diversity for grassland ecosystem functions. Biogeosciences, 21(2), 381-410.
Behn K., Alvarez M., Mutebi S., Becker M. (2022). Vegetation diversity in East African wetlands: Cocktail algorithms supported by a vegetation-plot database. Phytocoenologia 392
Roetter, R. P., Scheiter, S., Hoffmann, M. P., Pfeiffer, M., Nelson, W. C. D., Ayisi, K., Taylor, P., Feil, J.-H., Bakhsh, S. Y., Isselstein, J., Lindstaedter, A., Behn, K., Westphal, C., Odhiambo, J., Twine, W., Grass, I., Merante, P., Bracho-Mujica, G., Bringhenti, T., (…) Erasmus, B. (2021). Modeling the multi-functionality of African savanna landscapes under global change. Land Degradation & Development, 32(6), 2077–2081.
Munjonji L., Ayisi K.K., Mudongo E. I., Mafeo T. P., Behn K., Mokoka M.V., Linstädter A. (2020) Disentangling drought and grazing effects on soil carbon stocks and CO2 fluxes in a semi-arid African savanna. Frontiers in Environmental Science, 8, 207.
Behn K., Becker M., Burghof S., Möseler B.M., Willy D.K., Alvarez M. (2018). Using vegetation attributes to rapidly assess degradation of East African wetlands. Ecological Indicators, 89, 250-259.
Beuel, S., Alvarez, M., Amler, E., Behn, K., Kotze, D., Kreye, C., Leemhuis, C., Wagner, K., Kyalo Willy, D., Ziegler, S., Becker, M. (2016). A rapid assessment of anthropogenic disturbances in East African wetlands. Ecological Indicators 67, 684–692.
Books and book chapters
Scheiter, S., Pfeiffer, M., Behn, K., Ayisi, K., Siebert, F., & Linstädter, A. (2024). Managing Southern African Rangeland Systems in the Face of Drought: A Synthesis of Observation, Experimentation and Modeling for Policy and Decision Support. In Sustainability of Southern African Ecosystems under Global Change: Science for Management and Policy Interventions (pp. 439-470). Cham: Springer International Publishing.
Becker M., Alvarez M., Behn K., Möseler B.M., Handa C., Oyieke H., Misana S., Mogha N. (2014) Small wetlands in East Africa: A field guide to the representative flora. Selbstverlag, Bonn. Germany. 202 pp. ISBN 978-3-00-047349-4.