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Benefit Assessment of Land Use of Wangdonggou Watershed in Loess Hilly and Gully Region
Authors
张嘉宁
王继军
Publication date
1 January 2009
Publisher
Abstract
依据黄土高原沟壑区王东沟流域1986-2007年生态经济系统演变过程调查、监测资料和研究成果,建立了黄土高原沟壑区王东沟流域土地利用效益评价指标体系。运用层次分析法确定指标权重,对黄土高原沟壑区王东沟流域1986-2007年的土地利用效益进行了定量评价和动态分析。结果表明:区域土地利用效益在这20余年中呈增长态势,分别于1991年、1998年、2003年达到峰值点。影响区域土地利用效益值的主要因素为区域的果业和第三产业
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Institute of Soil and Water Conservation,Chinese Academy of Sciences and Ministry of Water Resources
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Last time updated on 21/09/2018