An ecological systems conceptual framework for agricultural research and development.
Gorde:
| Egilea: | |
|---|---|
| Formatua: | tesis |
| Argitaratze data: | 1979 |
| Deskribapena: | Tesis (Mag. Sc.) -- CATIE, Turrialba (Costa Rica), 1979 |
| Herria: | Repositorio CATIE |
| Erakundea: | Centro Agronómico Tropical de Investigación y Enseñanza |
| Repositorio: | Repositorio CATIE |
| OAI Identifier: | oai:repositorio.catie.ac.cr:11554/281 |
| Sarrera elektronikoa: | https://repositorio.catie.ac.cr/handle/11554/281 |
| Gako-hitza: | 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 |