| 基于RS与GIS技术的县级生态状况评价与比较 |
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| 引用本文： | 郭祥,岳德鹏,刘永兵,祁燕. 基于RS与GIS技术的县级生态状况评价与比较[J]. 林业调查规划, 2009, 34(1) |
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| 作者姓名： | 郭祥 岳德鹏 刘永兵 祁燕 |
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| 作者单位： | 1. 北京林业大学省部共建森林培育与保护教育部重点实验室,北京,100083
2. 轻工业环境保护研究所,北京,100089 |
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| 基金项目： | 国家林业局县级生态状况清查项目 |
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| 摘 要： | 为了实现对我国不同地理区县的整体生态状况在同一水平下做出横向比较,采用RS与GIS相结合的技术手段,选取适当的生态状况指标,构建适用于不同地域单元之间的县级生态状况评价的指标体系与基于层次分析法的生态评价模型,选取辽宁省铁岭县、天津市武清区、宁夏盐池县与湖北省夷陵市4个区县做为试点单元进行生态状况评价与比较.评价结果:整体生态状况从好到差依次为夷陵市、铁岭县、武清区、盐池县.
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| 关 键 词： | 层次分析法 县级 生态状况评价 |
Evaluation and Comparison of Ecological Situation at County Level based on RS and GIS Technologies |
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| GUO Xiang,YUE De-peng,LIU Yong-bing,QI Yan. Evaluation and Comparison of Ecological Situation at County Level based on RS and GIS Technologies[J]. Forest Inventory and Planning, 2009, 34(1) |
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| Authors: | GUO Xiang YUE De-peng LIU Yong-bing QI Yan |
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| Affiliation: | 1.Key Laboratory for Silviculture and Conservation of Ministry of Education;Beijing Forestry University;Beijing 100083;China;2.Institute of Environmental Protection of Light Industry;Beijing 100089;China |
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| Abstract: | In order to horizontally compare general ecological situation among different geographical districts and counties at the same level in our country,the authors adopt the technical means combining RS with GIS,select suitable ecological index,and compose index system at county level suitable for units in different regions and ecological evaluation model based on stratification analysis to compare and evaluate the ecological situation.In detail,4 counties from different areas are selected as experimental units ... |
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| Keywords: | RS GIS |
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