@ARTICLE {ADEBITAN:1993, title = {Determination of growth stage to screen cowpea genotypes for resistance to two Colletotrichum species}, author = {Adebitan, S. A. and Ikotun, T. * and Dashiell, K. }, journal = {Fitopatologia Basileira}, year = {1993}, volume = {18}, pages = {51--54}, }