@ARTICLE {OLATUNDE:1993a, title = {Identification of sources of resistance in cowpea, Vigna unguiculata L. Walp. to Clavigralla tomentosicollis Stal. (Hemiptera: Coreidae)}, author = {Olatunde, G. O. * and Odebiyi, J. and Jackai, L. }, journal = {Insect Science and its Application}, year = {1993}, volume = {12}, number = {4}, pages = {455--461}, }