Browsing Botswana Journal of Agriculture and Applied Sciences by Subject "Aphis craccivora"

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Evaluation of relative resistance of four cowpea (Vigna unguiculata (L.) Walp) varieties to the black cowpea aphid (Aphis Craccivora) in South-eastern Botswana

Munthali, D.C.; Lenamile, K. (Botswana University of Agriculture & Natural Resources, 2011)

Cowpea (Vigna unguiculala (L.) Walp) is an important food legume in many tropical countries, but its production is seriously constrained by insect pests. Aphis craccivora is one of the major pests of cowpea worldwide. ...