Riego y conservación de la cuenca del Bio-Bio, Chile. Resultados y recomendaciones del proyecto
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| Main Author: | |
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| Format: | Texto biblioteca |
| Language: | spa |
| Published: |
Roma (Italy) FAO/PNUD
1978
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| Subjects: | water conservation, hydraulic engineering, drainage, pastures, crops, farm area, yields, production potential, development projects, soil surveys, soil management, soil fertility, irrigation, |
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