| 寒地落叶松林生态脆弱性分析 |
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| 引用本文： | 罗桂合.寒地落叶松林生态脆弱性分析[J].内蒙古林业调查设计,2008,31(3):7-10. |
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| 作者姓名： | 罗桂合 |
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| 作者单位： | 国家林业局大兴安岭林业调查规划设计院,黑龙江,加格达奇,165000 |
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| 摘 要： | 大兴安岭林区自开发建设以来,由于没有正确处理好人与自然的关系,导致寒地落叶松林的生境遭到严重的破坏,多年冻土不断退化,寒地落叶松林逐渐北移,致使寒地落叶松林的生态环境极其脆弱。为使寒地落叶松林得到有效保护,文章提出了发展对策。
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| 关 键 词： | 寒地 落叶松 生态 脆弱 |
| 文章编号： | 1006-6993(2008)03-0007-04 |
| 修稿时间： | 2008年1月29日 |
Dynamic Analysis of Desertification in West Ordos |
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| LUO Gui-he.Dynamic Analysis of Desertification in West Ordos[J].Inner Mongolia Forestry Investigation and Design,2008,31(3):7-10. |
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| Authors: | LUO Gui-he |
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| Abstract: | In this study,desertification status and dynamic changes were monitored using two TM images for information sources in the West Erdos(hereinafter referred to the flag E) in the end of the 1980s and 2005.The results showed: in the recent 30 years,desertification total land area of flag E has larger change,increase by 6.9%,the extent of desertification is also obvious increase,moderate area of desertification increased significantly,moderate to sandy desertification area increased by 20.80%,moderate salinity increased desertification area increase by 35.65%. |
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| Keywords: | West Ordos Desertification TM images |
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