A field guide for onfarm research with special reference to improvement of cropping systems and techniques in West and Central Africa
| Autores principales: | , , , |
|---|---|
| Formato: | Manual |
| Lenguaje: | Inglés |
| Publicado: |
1986
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| Materias: | |
| Acceso en línea: | https://hdl.handle.net/10568/97956 |
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