An ecological systems conceptual framework for agricultural research and development.
Enregistré dans:
| Auteur: | |
|---|---|
| Format: | tesis |
| Date de publication: | 1979 |
| Description: | Tesis (Mag. Sc.) -- CATIE, Turrialba (Costa Rica), 1979 |
| Pays: | Repositorio CATIE |
| Institution: | Centro Agronómico Tropical de Investigación y Enseñanza |
| Repositorio: | Repositorio CATIE |
| OAI Identifier: | oai:repositorio.catie.ac.cr:11554/281 |
| Accès en ligne: | https://repositorio.catie.ac.cr/handle/11554/281 |
| Mots-clés: | SISTEMAS DESARROLLO AGRICOLA PRODUCCION AGRICOLA MARCO CONCEPTUAL SISTEMAS AGRICOLAS MODELOS ECOLOGIA AGROECOSISTEMAS DESARROLLO REGIONAL AGRICULTURAL DEVELOPMENT agricultural production MODELS ECOLOGY AGROECOSYSTEMS REGIONAL DEVELOPMENT AGRICULTURAL RESEARCH COSTA RICAINVESTIGACION AGRARIA |