Haiti Auteur(s) : Ehrlich, Marko United States -- Agency for International Development. -- Bureau for Latin America and the Caribbean. -- Office of Development Resources USAID/Haiti | Partager |
Maize production environments revisited Auteur(s) : Hartkamp, A. D International Maize and Wheat Improvement Center -- National Resources Group | Partager |
Eco-educational tours Auteur(s) : Davis, Olasee O'Reilly, Rudy G University of the Virgin Islands -- Agriculture and Natural Resources Program | Partager |
Directions in modeling wheat and maize for developing countries Auteur(s) : Grace, Peter Robert White, Jeffrey W International Maize and Wheat Improvement Center | Partager |
Dominican Republic Auteur(s) : Hartshorn, Gary S JRB Associates | Partager |