| 摘要: |
| 摘 要 中国的主要自然生态麻烦大多集中在大西北草原地区，形成严重的荒漠化问题，如干旱、水蚀、 风蚀、草原退化、盐碱化等。大面积草被既保护了大西北的土地，又是我国东部精华地区的屏障。从战略 上，国家战略层面上要增加投入、努力恢复并建设好大西北草原。 |
| 关键词: 关键词 大西北 草原 生态屏障 误区 |
| DOI：10.7621/cjarrp.1005-9121.20100201 |
| 分类号: |
| 基金项目: |
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| BUILDING UP THE MAIN ECOLOGICAL DEFENSE OF CHINA-NORTHWEST PRAIRIE |
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China Agriculture University
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| Abstract: |
| Abstract: A lot of ecological troubles， such as drought， soil erosion， desertification，salinization of soil， etc.， were converged in Northwest of China where a good cover of herbage but not forest protect the grassland as well as the regions of East China avoiding the ecological troubles. Currently there are some mistaken politics against deser- tification. Building up the North-West prairie as a main ecological defense was a strategic measure of sustainable development of China. |
| Key words: Keywords: North-West China prairie ecological defense mistaken politics |
