African Bollworm and its Natural Enemies in Kenya
This guide is aimed at agricultural researchers, extension workers, students, lecturers and farmers and should have application in most parts of the African tropics. Descriptions and illustrations of all life stages of Helicoverpa armigera are followed by similar information on similar pests, predators, parasitoids and pathogens. A species index is included.
Van den Berg, H.; Cock, M.J.W. African bollworm and its natural enemies in Kenya. CAB International (1993) 51 pp.