@ARTICLE {EZUMAH:1987, title = {Evaluation of ten sweet potato cultivars at eight sites in southern Nigeria}, author = {Ezumah, H. C. and Hahn, S. K. and Terry, E. R. }, journal = {Samaru Journal of Agricultural Research}, year = {1987}, volume = {5}, number = {1-2}, pages = {87--96}, note = {RTB; Root and Tuber; Cassava}, }