@BOOK {KIM:2001, title = {Production de semences de mais hybride: Guide de recherche de l'Iita, No. 59}, author = {Kim, S. K. and Kling, J. and Weber, G. }, series = {Guide de recherche de l'Iita, No. 59}, year = {2001}, publisher = {International Institute of Tropical Agriculture (IITA)}, address = {Ibadan, Nigeria}, isbn = {978-131-189-4}, note = {33p.}, }