@ARTICLE {SHIWACHI:2008, title = {Enhancing off-season yam production in Nigeria}, author = {Shiwachi, H. and Kikuno, H. and Fashola, R. and Asiedu, R. }, journal = {African Journal of Agricultural Research}, year = {2008}, volume = {3}, number = {6}, pages = {407--411}, issn = {1991-637X}, note = {RTB; Root and Tuber; Yam}, }