Surveying for soil conservation and irrigation in developing countries: informal technical report: (Technical assistance assignment to University of Malawi, Bunda College Research Department, Malawi)
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Format: | Texto biblioteca |
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1971
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Subjects: | DEVELOPING COUNTRIES, IRRIGATION, SOIL CONSERVATION, SURVEYING, METHODS, SOIL SCIENCES, PAYS EN DEVELOPPEMENT, CONSERVATION DES SOLS, RELEVE (DES DONNEES), PAISES EN DESARROLLO, RIEGO, CONSERVACION DE SUELOS, PROCEDIMIENTO DE LA ENCUESTA, METHODE, SCIENCES DU SOL, METODOS, CIENCIA DEL SUELO, |
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