@ARTICLE {ILE:2007, title = {Duration from vine emergence to flowering suggests a long-day or rate of change of photoperiod response in white yam (Dioscorea rotundata Poir)}, author = {Ile, E. and Craufurd, P. and Asiedu, R. and Battey, N. }, journal = {Environmental and Experimental Botany}, year = {2007}, volume = {60}, pages = {86--94}, issn = {0098-8472}, note = {RTB; Root and Tuber; Yam}, }