@INBOOK {OKEOLA:2002, title = {Insecticidal activities of the African yam bean seed lectin on the development of the cowpea beetle and the pod sucking bug}, author = {Okeola, O. and Machuka, J. and Fasidi, I. }, year = {2002}, type = {Challenges and opportunities for enhancing sustainable cowpea production:}, pages = {223--230}, note = {RTB; Root and Tuber; Yam.; Proceedings of the World Cowpea Conference III held at the International Institute of Tropical Agriculture (IITA), Ibadan, Nigeria, 4-8 September 2000}, }