An ecological systems conceptual framework for agricultural research and development.
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| Автор: | |
|---|---|
| Формат: | tesis |
| Дата публикации: | 1979 |
| Описание: | Tesis (Mag. Sc.) -- CATIE, Turrialba (Costa Rica), 1979 |
| Страна: | Repositorio CATIE |
| Институт: | Centro Agronómico Tropical de Investigación y Enseñanza |
| Repositorio: | Repositorio CATIE |
| OAI Identifier: | oai:repositorio.catie.ac.cr:11554/281 |
| Online-ссылка: | https://repositorio.catie.ac.cr/handle/11554/281 |
| Ключевое слово: | 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 |