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《Progress In Geography》 2002-05
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Integrated Demarcation and Building Measures on Ecological Environment in Northwest China

LIU Yin-han 1, GUAN Hai yan 2, LI Hou di 2, WANG Yong 2, LIU Xiao jing 2 (1. College of Tourism and Evironment, Shaanxi Normal University, Xi'an 710004 China;2. Shaanxi Remote Sensing Center, Xi'an 710062 China)  
This paper is completed mainly using the method of remote sensing images interpretation and combining with the method of field investigation and species test. After giving the conception and connotation of ecological environment in Northwest China according to the principle and purpose of the appraisal indexes selected, a all sided integrated demarcation is made through reiteration running-in the division from up to down and the mergence from down to up on the basis of classification of ecological environment in Northwest China. Finally, this makes a proposal for protection and building measure of ecological environment in Northwest China. These results provide scientific basis for monitoring, harnessing, construction and planning of ecological environment in Northwest China.
【Fund】: 国家科技攻关西部大开发专项《西北生态环境遥感本底调查及动态监测系统开发》内容的一部分 ( 2 0 0 0 - K0 1 0 6- 0 3)
【CateGory Index】: X171.1
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