@BOOK {HAHN:1994a, title = {Production des ignames; role actuel et perspectives: Guide de recherche de l'Iita, No. 46 d'avenir}, author = {Hahn, S. K. and Osiru, D. and Akoroda, M. and Otoo, J. }, series = {Guide de recherche de l'Iita, No. 46}, year = {1994}, month = {March}, publisher = {International Institute of Tropical Agriculture (IITA)}, address = {Ibadan, Nigeria}, note = {37p.}, }