@ARTICLE {DANSI:1998, title = {Varietal identification key of the cultivated yams (Dioscorea cayenensis / Dioscorea rotundata complex) of Benin republic}, author = {Dansi, A. and Mignouna, H. and Zoundjihekpon, J. and Sangare, A. * and Asiedu, R. }, journal = {Plant Genetic Resources Newsletter}, year = {1998}, volume = {116}, pages = {18--25}, note = {RTB; Root and Tuber; Yam}, }