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A substantial impact on Africa agriculture can be made through research on crop improvement for the extensive inland valley agro-ecosystems (IVS) extending from the humid forest to the savanna zones in sub saharan Africa. Systematic surveys of farmers have shown that cassava is a favoured upland ...


Ekanayake, I.J.Dixon, A.Asiedu, RobertIzac, A.M.[Improved cassava for inland valley agroecosystems]Improved cassava for inland valley agroecosystems

Manihot esculenta.This paper which is based on information collected as part of Collaborative Study of Cassava in Africa (COSCA) provides information on cassava genotypes cultivated in sub-Saharan Africa. It shows that there is a high degree of turnover in the cassava genotypes cultivated. Farmer...


Nweke, F.Dixon, A.Asiedu, RobertFolayan, S.A.[Attributes of cassava varieties desired by farmers in subSaharan Africa]Attributes of cassava varieties desired by farmers in subSaharan Africa

Stable as well as adaptable genotypes of high-yielding cassava cultivars, should be developed and made available to farmers, to ensure increases in cassava production in a target region or country in sub-Saharan Africa. As farmer-to-farmer contact is the primary means of diffusion of new crop var...


Dixon, A.Asiedu, RobertHahn, S.K.[Genotypic stability and adaptability: analytical methods and implications for cassava breeding for low input agriculture]Genotypic stability and adaptability: analytical methods and implications for cassava breeding for low input agriculture

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