@ARTICLE {ALIYU:2012, title = {Survey of the symptoms and viruses associated with cowpea (Vigna unguiculata (L.)) in the agroecological zones of Kwara State, Nigeria}, author = {Aliyu, T. H. * and Balogun, O. S. * and Kumar, P. L. }, journal = {Ethiopian Journal of Environmental Studies and Management}, year = {2012}, volume = {5}, number = {4 (Suppl.2)}, pages = {613--619}, issn = {1998- 0507}, url = {http:// dx.doi.org/10.4314/ejesm.v5i4.s22}, doi = {10.4314/ejesm.v5i4.s22}, }