@ARTICLE {KOONA:2002, title = {Resistance in accessions of cowpea to the coreid pod-bug Clavigralla tomentosicollis}, author = {Koona, P. and Osisanya, E. and Jackai, L. and Tamo, M. and Markham, R. }, journal = {Journal of Economic Entomology}, year = {2002}, volume = {95}, number = {6}, pages = {1281--1288}, }