Drainage and soil conservation in the Alentejo region, (Portugal. Contour ploughing and cultivation methods)
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Main Authors: | Wiltshire, G.R., FAO, Rome (Italy) eng |
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Format: | Texto biblioteca |
Language: | |
Published: |
Dec
|
Subjects: | CONTOUR CULTIVATION, SOIL CONSERVATION, DRAINAGE, CULTURE EN COURBE DE NIVEAU, CONSERVATION DES SOLS, CULTIVO EN CURVAS DE NIVEL, CONSERVACION DE SUELOS, DRENAJE, |
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