The worldwide loss of cropland
Diagrs., tables
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Main Authors: | , |
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Format: | Texto biblioteca |
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Published: |
Washington, D.C. (USA) Worldwatch Inst.
Oct
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Subjects: | SOIL DEGRADATION, CULTIVATED LAND, DETERIORATION, FARMLAND, DEGRADATION DU SOL, TERRE CULTIVEE, DEGRADACION DEL SUELO, TIERRAS CULTIVADAS, TERRE AGRICOLE, DETERIORO, TIERRAS AGRICOLAS, |
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