@ARTICLE {OKECHUKWU:2010, title = {Seed to plant transmission of Xanthomonas campestris pv. vignicola isolates in cowpea}, author = {Okechukwu, R. and Ekpo, E. * and Okechukwu, O. C. *}, journal = {African Journal of Agricultural Research}, year = {2010}, volume = {5}, number = {6}, pages = {431--435}, issn = {1991-637X}, }