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Characteristics of the major soil groups found in bean-growing areas of Africa (Alfisols, Ultisols, Oxisols, Inceptisols) and associated nutritional disorders are discussed. Soil fertility factors affecting bean growth and N fixation, as evidenced in research conducted in Africa, are reviewed as ...


Mughogho, SKWortmann, Charles S.[Diagnosis of soil fertility constraints in bean based cropping systems: review of research results]Diagnosis of soil fertility constraints in bean based cropping systems: review of research results

A regional workshop was held in Ethiopia (Eastern Africa) to assess the status, future needs, and methodological issues of soil fertility research for bean cropping systems on the continent. Traditional forms of soil fertility maintenance, diagnosis of soil fertility constraints, nutrient require...


Wortmann, Charles S.[Workshop on Soil Fertility Research for Bean Cropping Systems in Africa (1988, Addis Ababa, Ethiopia). Proceedings]Workshop on Soil Fertility Research for Bean Cropping Systems in Africa (1988, Addis Ababa, Ethiopia). Proceedings

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