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desertification control
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联合国, 生态
مكافحة التصحر
desertification control
Remedial and preventive actions adopted against desertification include irrigation, planting of trees and grasses, the erection of fences to secure sand dunes, and a careful management of water resources
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السيطرة على التصحر
Desertification Control
:
10 短语
, 3 学科
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1
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1
联合国
8
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