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The photothermal flowering responses of 25 diverse genotypes of common bean (Phaseolus vulgaris L.) were examined in 25 African Bean Yield Adaptation Nurseries (AFBYAN) in the Eastern, Southern and Great Lakes regions of Africa during 1988 and 1991. The trials were located at latitudes between 0....


Qi, ASmithson, James BradySummerfield, RJ[Adaptation to climate in common bean (Phaseolus vulgaris L.): Photothermal flowering responses in the Eastern, Southern and Great Lakes regions of Africa]Adaptation to climate in common bean (Phaseolus vulgaris L.): Photothermal flowering responses in the Eastern, Southern and Great Lakes regions of Africa

Smithson, James Brady[Multidisciplinary Workshop on Bean Research in Eastern Africa (3, 1993, Thika, Kenya). Proceedings]Multidisciplinary Workshop on Bean Research in Eastern Africa (3, 1993, Thika, Kenya). Proceedings

Stages in the diagnosis of an interveinal leaf chlorosis in bean in the Usambara Mountains of northern Tanzania are described. Leaf tissue analysis, soil analysis, a 25 factorial trial with treatments of nitrogen, phosphorus, potassium, the trace elements copper and zinc and lime at one location ...


Smithson, James BradyEdje, O.T.Giller, Ken E.[Diagnosis and correction of soil nutrient problems of common beans (Phaseolus vulgaris) in the Usambara mountains of Tanzania]Diagnosis and correction of soil nutrient problems of common beans (Phaseolus vulgaris) in the Usambara mountains of Tanzania
Temple, SSmithson, James BradyArregocés, OscarMedina, LM[Cahier d'étude destiné à être utilisé comme complément de l'unite audiotutorielle traitant du même sujet][Le croisement du haricot]Le croisement du haricot
Davis, J.H.C.Smithson, James BradyArregocés, OscarMedina, LM[Cahier d'étude destiné à être utilisé comme complément de l'unite audiotutorielle traitant du même sujet][Principes de la culture du haricot en association avec d'autres espèces]Principes de la culture du haricot en association avec d'autres espèces
Davis, J.H.C.Smithson, James BradyArregocés, Oscar[Study guide to be used as a supplement to the audiotutorial unit on the same topic][Principles of intercropping with beans]Principles of intercropping with beans
Temple, SSmithson, James BradyArregocés, OscarMedina, LM[Study guide to be used as a supplement to the audiotutorial unit on the same topic][The crossing of beans]The crossing of beans

Information is presented on the activities of the pan African bean research network. Reports, presented by country, highlight bean production constraints and the status, methods, and future needs of var. breeding. Evaluation of genetic resources, selection of segregating populations, establishmen...


Smithson, James Brady[Workshop on Bean Varietal Improvement in Africa (1989, Maseru, Lesotho). Proceedings]Workshop on Bean Varietal Improvement in Africa (1989, Maseru, Lesotho). Proceedings
Debouck, Daniel G.Hidalgo H, RFernández, F.O.Correa E, A.Smithson, James Brady[Study guide to be used as a supplement to the audiotutorial unit on the same topic][Morphology of the common bean plant Phaseolus vulgaris]Morphology of the common bean plant Phaseolus vulgaris

Smithson, James BradyTrutmann, P.[African Bean Pathology Workshop (1, 1987, Kigali, Rwanda). Proceedings]African Bean Pathology Workshop (1, 1987, Kigali, Rwanda). Proceedings

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