1. Insecticides of Nigerian vegetable origin. 11. Some nitroalkanes as protectants of stored cowpeas and maize against insect pests;Agbakwuru;Niger. J. Sci.,1978
2. An Introduction to the Botany of Tropical Crops;Cobley,1976
3. The Useful Plants of West Tropical Africa;Dalziel,1937
4. Probit Analysis;Finney,1971
5. Insecticidal activities of Piper guineense and Capsicum species on the cowpea bruchild, Callosobruchus maculatus;Ivbijaro;Insect Sci. Applic.,1986