Jean-Martial Johnson
© Jean-Martial Johnson

 
Dr. Jean-Martial Johnson

INRES - Pflanzenernährung
Karlrobert-Kreiten-Strasse 13
D-53115 Bonn

j.johnson@uni-bonn.de
+49 228 73-2924

Forschungsschwerpunkt

Agronomy; Plant nutrition; Soil fertility; Water management; Yield gap analysis

Akademische Ausbildung

2017–2024

Ph.D. at the Faculty of Agricultural, Nutritional and Engineering Sciences, University of Bonn, Germany

2009-2010

MSc in Natural Resource Management, University of Abomey-Calavi, Benin

2003-2008

Agricultural engineer degree in Crop and Soil Science, University of Abomey-Calavi, Benin

Wissenschaftlicher Werdegang

seit 2023

Research assistant at the Department of Crop Science and Resource Conservation, University of Bonn, Germany

2021-2022

Data-driven Agronomy Consultant, Africa Rice Center, Bouaké, Côte d’Ivoire

2018-2020

Research Associate, Institut de l'Environnement et de Recherches Agricoles, Bobo-Dioulasso, Burkina Faso

2012-2017

Research assistant & Soil laboratory manager, Africa Rice Center, Bouaké, Côte d’Ivoire

Ausgewählte Publikationen

Johnson J.-M. (2024) Effects of alternate wetting and drying irrigation on rice productivity in Burkina Faso. Ph.D. thesis, Bonn, Germany, Rheinische Friedrich-Wilhelms-Universität Bonn. https://doi.org/10.48565/bonndoc-410

Johnson J.-M., Becker M., Dossou-Yovo E.R., Saito K. (2024) Enhancing rice yields, water productivity, and profitability through alternate wetting and drying technology in farmers’ fields in the dry climatic zones of West Africa. Agricultural Water Management 304: 109096. https://doi.org/10.1016/j.agwat.2024.109096

Johnson J.-M., Becker M., Dossou-Yovo E.R., Saito K. (2024) Improving rice yield and water productivity in dry climatic zones of West Africa: Season-specific strategies. Field Crops Res 316:109519. https://doi.org/10.1016/j.fcr.2024.109519

Johnson J.-M., Becker M., Kaboré J.E.P., et al. (2024) Alternate wetting and drying: a water-saving technology for sustainable rice production in Burkina Faso? Nutr Cycl Agroecosystems 129:93–111. https://doi.org/10.1007/s10705-024-10360-x

Johnson J.-M., Becker M., Dossou-Yovo E.R., Saito K. (2023) Farmers’ perception and management of water scarcity in irrigated rice-based systems in dry climatic zones of West Africa. Agron Sustain Dev 43:32. https://doi.org/10.1007/s13593-023-00878-9

Johnson J.-M., Ibrahim A., Dossou-Yovo E.R., et al. (2023) Inorganic fertilizer use and its association with rice yield gaps in sub-Saharan Africa. Glob Food Secur 38:100708. https://doi.org/10.1016/j.gfs.2023.100708

Rakotoson T., Senthilkumar K., Johnson J.-M., et al. (2023) Estimating nutrient concentrations and uptake in rice grain in sub-Saharan Africa using linear mixed-effects regression. Field Crops Research 299:108987. https://doi.org/10.1016/j.fcr.2023.108987

Djagba J.F., Johnson J.-M., Saito K. (2022) Can soil fertility properties in rice fields in sub-Saharan Africa be predicted by digital soil information? A case study of AfSoilGrids250m. Geoderma Regional 30:e00563. https://doi.org/10.1016/j.geodrs.2022.e00563

Johnson J.-M., Sila A., Senthilkumar K., et al. (2021) Application of infrared spectroscopy for estimation of concentrations of macro- and micronutrients in rice in sub-Saharan Africa. Field Crops Research 270:108222. https://doi.org/10.1016/j.fcr.2021.108222

Rodenburg J., Johnson J.-M., Dieng I., et al. (2019) Status quo of chemical weed control in rice in sub-Saharan Africa. Food Sec 11:69–92. https://doi.org/10.1007/s12571-018-0878-0

Johnson J.-M., Vandamme E., Senthilkumar K., et al. (2019) Near-infrared, mid-infrared or combined diffuse reflectance spectroscopy for assessing soil fertility in rice fields in sub-Saharan Africa. Geoderma 354:113840. https://doi.org/10.1016/j.geoderma.2019.06.043

Johnson J.-M., Rodenburg J., Tanaka A., et al. (2019) Farmers’ perceptions on mechanical weeders for rice production in sub-Saharan Africa. Exp Agric 55:117–131. https://doi.org/10.1017/S001447971700059X

Saito K., Vandamme E., Johnson J.-M., et al. (2019) Yield-limiting macronutrients for rice in sub-Saharan Africa. Geoderma 338:546–554. https://doi.org/10.1016/j.geoderma.2018.11.036

Tanaka A., Johnson J.-M., Senthilkumar K., et al. (2017) On-farm rice yield and its association with biophysical factors in sub-Saharan Africa. Eur J Agron 85:1–11. https://doi.org/10.1016/j.eja.2016.12.010

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