Visual causes of land degradation in Canada
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Main Authors: | , , |
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Format: | Texto biblioteca |
Language: | |
Published: |
1974
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Subjects: | AGL SD, URBANIZATION, ALKALI METALS, SALTS, EROSION, SOIL DEGRADATION, URBANISATION, METAL ALCALIN, SEL, DEGRADATION DU SOL, URBANIZACION, METALES ALCALINOS, SALES, DEGRADACION DEL SUELO, |
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