| 草原可持续利用政策及其影响 |
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| 引用本文： | 张谧,王慧娟,于长青. 草原可持续利用政策及其影响[J]. 现代农业科学, 2009, 0(9) |
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| 作者姓名： | 张谧 王慧娟 于长青 |
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| 作者单位： | 清华大学环境系 |
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| 摘 要： | 草原是中国第一大生态系统,20世纪80年代以来,由于过渡的利用和水土开发,使得中国草原严重退化,草原鼠害及沙尘暴频发。2000年以后,国家先后实施了一批重点工程项目,以遏制天然草原退化,恢复草原生态结构和功能。但在中国草原的管理和保护还存在着大量的问题,本文在分析现行政策利弊的基础上,提出了草原可持续管理利用的建议。
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| 关 键 词： | 草原承包 退牧还草 草地退化 |
The Policy of Sustainable Use of Rangeland and Its Impact |
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| ZHANG Mi; WANG Hui-juan; YU Chang-qing. The Policy of Sustainable Use of Rangeland and Its Impact[J]. , 2009, 0(9) |
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| Authors: | ZHANG Mi WANG Hui-juan YU Chang-qing |
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| Affiliation: | ZHANG Mi; WANG Hui-juan; YU Chang-qing (Department of Environmental Science and Engineering; Tsinghua University; Beijing 100084; China); |
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| Abstract: | Rangeland is the largest ecosystem in China. The degradation and desertification in the rangeland areas due to over usage and water-soil exploitation have been leading to more and more sandstorms and other natural environmental disaster since 1980s. In order to prevent the rangeland from degradation and restore the rangeland ecosystem,Chinese government has been implementing a number of eco-projects since 2000. However,there are still a lot of challenges and problems in the rangeland conservation and manage... |
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| Keywords: | rangeland contracting rangeland restoration rangeland degradation returning grassland by stopping grazing |
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