| 基于GIS的延安市城郊区土地生态重要性分析 |
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| 引用本文： | 姜宁宁,庞莎.基于GIS的延安市城郊区土地生态重要性分析[J].地下水,2011(1):152-153. |
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| 作者姓名： | 姜宁宁 庞莎 |
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| 作者单位： | 西北大学城市与环境学院; |
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| 基金项目： | 西北大学研究生创新基金资助项目(09YJC15) |
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| 摘 要： | 以延安市城郊区高坡到三十里铺为研究区域,对其进行生态服务功能重要性分区,辨别出不同生态重要区域存在的潜在生态问题,从而为城郊生态保育和生态建设提供参考.运用ArcGIS空间分析功能,在单因子分析的基础上进行多因子综合分析.将研究区域划分为极重要区、较重要区和一般重要区三类,其中极重要区总面积为13.58 km2,占研究...
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| 关 键 词： | 生态重要性 GIS 延安市 |
Analysis on Signification of Land Ecosystem in Suburb of Yan'an City Based on GIS |
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| JIANG Ning-ning,PANG Sha.Analysis on Signification of Land Ecosystem in Suburb of Yan'an City Based on GIS[J].Groundwater,2011(1):152-153. |
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| Authors: | JIANG Ning-ning PANG Sha |
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| Institution: | JIANG Ning-ning,PANG Sha(Department of Urban and Resources,Northwestern University,Xi'an 710127,Shaanxi) |
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| Abstract: | The article takes the studied area from Gaopo to Sanshilipu in the urban of Yan'an city as an example,divides the area by the ecological signification,finds out the potential ecological problem,so that provide consults in ecological protection and construction of the suburb.By using the ArcGIS technology,it makes a complex analysis on the multiple factors based on the single-factor analysis.The studied area is divided into three categories including the highly-significant areas,moderately-significant areas ... |
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| Keywords: | ecological signification GIS and Yan'an city |
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