| 应用RS对三江源地区生态安全评价研究 |
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| 引用本文： | 薛天云,许长军,韩有文.应用RS对三江源地区生态安全评价研究[J].测绘与空间地理信息,2011,34(5):165-167. |
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| 作者姓名： | 薛天云 许长军 韩有文 |
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| 作者单位： | 青海省第二测绘院,青海西宁,810001 |
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| 摘 要： | 三江源地区是青藏高原的腹心地带,是高原生态系统的典型,具有重要的生态服务功能。采用压力——状态——响应模式,利用遥感、气象观测、统计年鉴等数据来源,选取20个指标,对三江源地区生态安全进行评价。
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| 关 键 词： | 三江源 生态安全 PSR模型 |
The Application of RS into the Ecological Safe Evaluation for the Sanjiangyuan District |
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| XUE Tian-yun,XU Chang-jun,HAN You-wen.The Application of RS into the Ecological Safe Evaluation for the Sanjiangyuan District[J].Geomatics & Spatial Information Technology,2011,34(5):165-167. |
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| Authors: | XUE Tian-yun XU Chang-jun HAN You-wen |
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| Institution: | XUE Tian-yun,XU Chang-jun,HAN You-wen (The Second Surveying and Mapping Institute of Qinghai,Xining 810001,China) |
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| Abstract: | As the central region of Qingzang plateau,Sanjiangyuan district is the typical plateau ecological system with functions importantly in terms of ecology.By adopting the mode of pressure-state-response and the data from remote sensing,meteorology observation and the statistical year book,20 targets are selected and the ecological safety of Sanjiangyuan district is evaluated. |
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| Keywords: | Sanjiangyuan District ecological safety PRS model |
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