试论我国土地沙漠化的成因及防治对策 - xzbu.com 中国论文网 关键词:土地沙漠化;成因;防治策略 [gap=621]Keywords: desertification; Cause; Control strategy of
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土地沙漠化的危害及治理方法探索 - 范文中国网 关键词 土地沙漠化;治理;沙障;沙生植物;灌溉 [gap=582]Key words Land Desertification; Control methods; Sand-barrier; Psammophyte; Irrigation
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The greenhouse effect, the ozone layerempty appearance, in the air the carbon dioxide density increase, thenorth and south extremely iceberg dissolve, the tropics rain drenchessuddenly reduction, species sharp decline, biodiversity vanishing,energy scarcity, land desert, farming reduction... ... All thesecaused the Earth the ecological equilibrium to receive the seriousthreat.
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短语
土地沙漠化程度
Quantified Assessment of Desertification
土地退化与沙漠化
Land Degradation and Desertification
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sandy desertification
- 引用次数:17
Studies show that system and policy are also inducement of sandy desertification and resource of un-powerful in desertification control.
研究表明,制度和政策问题既是土地沙漠化的诱因又是防治乏力之源。
参考来源 - 中国土地沙漠化及其防治策略研究
sandy land
- 引用次数:6
参考来源 - 浑善达克沙地沙漠化过程及其植被恢复的基础研究——以正蓝旗为例
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land desertification
- 引用次数:23
This paper analyzed human action and effect in the process of land desertification; and pointed that the land desertification problem is an integrative environment problem.
从三个方面剖析了人类在土地沙漠化过程中的作用:并指出.土地沙漠化问题是一个综合的生态环境问题。
参考来源 - 期刊学术社区
desertified land
- 引用次数:3
参考来源 - 期刊学术社区
land desertization
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the spread of deserts
- 引用次数:3
参考来源 - 宁夏农牧业发展与环境变迁研究
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desertification land
- 引用次数:4
参考来源 - 土地退化监测体系设计研究
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