Two steps back, one step forward Auteur(s) : Rosset, Peter Benjamin, Medea, 1952- International Institute for Environment and Development -- Sustainable Agriculture Programme | Partager |
The ecological basis for the application of traditional agricultural technology in the management of tropical agroecosystems Auteur(s) : Gliessman, Stephen R | Partager |
Poverty reduction and sustainable agricultural development in the Caribbean Auteur(s) : Davis, C. G ( Carlton George ), 1936- | Partager |
Impact evaluation of the Hillside Agriculture Project Auteur(s) : Tropical Research & Development, Inc United States -- Agency for International Development | Partager |
Sustainable agricultural development in the Caribbean Auteur(s) : Davis, C. G ( Carlton George ), 1936- | Partager |
Un sistema de clasificaciâon para las areas de laderas y altiplanos de Amâerica tropical Auteur(s) : Posner, Joshua L Centro Agronâomico Tropical de Investigaciâon y Enseänanza | Partager |