1. Chair of Soil Physics, Bayreuth Center of Ecology and Environmental Research (BayCEER), University of Bayreuth Bayreuth Germany
2. Department of Horticulture, Faculty of Agriculture University of Khartoum Khartoum North Sudan
3. Biogeochemistry of Agroecosystems University of Göttingen Göttingen Germany
4. Earth and Life Institute‐Environmental Science Universite Catholique de Louvain Louvain‐la‐Neuve Belgium
5. Agrosphere (IBG‐3), Forschungszentrum Juelich GmbH Juelich Germany