@ARTICLE {JACKAI:1989a, title = {Pod wall trichomes and resistance of two wild cowpea, Vigna vexillata, accessions to Maruca testulalis (Geyer) (Lepidoptera: Pyralidae) and Clavigralla tomentosicollis Stal. (Hemiptera: Coreidae)}, author = {Jackai, L. and Oghiakhe, S. }, journal = {Bulletin of Entomological Research}, year = {1989}, volume = {79}, pages = {595--605}, }