Tunisie: contraintes a la mise en valeur des perimetres irrigues existants
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Format: | Texto biblioteca |
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1972
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Subjects: | IRRIGATED LAND, AGRICULTURAL DEVELOPMENT, LAND ECONOMICS, TERRE IRRIGUEE, DEVELOPPEMENT AGRICOLE, REGADIO, DESARROLLO AGRICOLA, ECONOMIE FONCIERE, ECONOMIA DE LA TIERRA, |
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