@ARTICLE {KAMARA:2007, title = {Influence of insecticide spraying regimes and cultivar on insect pests and yield of cowpea in the dry savannas of north-eastern Nigeria}, author = {Kamara, A. and Chikoye, D. and Omoigui, L. and Dugje, I. *}, journal = {Journal of Food, Agriculture and Environment}, year = {2007}, volume = {5}, number = {1}, pages = {154--158}, }