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Wortmann, Charles S. ,  Kaizzi, K.C. ,  Maman, N. ,  Cyamweshi, A. ,  Dicko, M. ,  Garba, M. ,  Milner, M. ,  Senkoro, C. ,  Tarfa, B. ,  Tettah, F. ,  Kibunja, C. ,  Muntholi, M. ,  Nalivata, P. ,  Nkonde, D. ,  Nabahungu, L. ,  Ouattara, K. ,  Serme, I. ,  [Diagnosis of crop secondary and micro-nutrient deficiencies in sub-Saharan Africa] ,  Diagnosis of crop secondary and micro-nutrient deficiencies in sub-Saharan Africa

Fischler, MA ,  Wortmann, Charles S. ,  [Green manures for maize-bean systems in eastern Uganda: Agronomic performance and farmers' perceptions] ,  Green manures for maize-bean systems in eastern Uganda: Agronomic performance and farmers' perceptions

Wortmann, Charles S. ,  [Nutrient dynamics in a climbing bean and sorghum crop rotation in the Central Africa highlands] ,  Nutrient dynamics in a climbing bean and sorghum crop rotation in the Central Africa highlands

Wortmann, Charles S. ,  [Foliar nutrient testing with the diagnosis and recommendation integrated system (DRIS) for beans] ,  Foliar nutrient testing with the diagnosis and recommendation integrated system (DRIS) for beans

Wortmann, Charles S. ,  Sengooba, TNK ,  Kyamanywa, S. ,  [Banana and bean intercropping: factors affecting bean yield and land use efficiency] ,  Banana and bean intercropping: factors affecting bean yield and land use efficiency

Simane, B ,  Wortmann, Charles S. ,  Hoogenboom, Gerrit ,  [Haricot bean agroecology in Ethiopia: Definition using agroclimatic and crop growth simulation models] ,  Haricot bean agroecology in Ethiopia: Definition using agroclimatic and crop growth simulation models

Ugen, Michael Adrogu ,  Wortmann, Charles S. ,  [Farmer participation in cultivar evaluation: The case of beans] ,  Farmer participation in cultivar evaluation: The case of beans