基于GIS的区域植被—土壤生态系统需水定量测评——以陕北延安地区为例
王丽霞,任志远
Quantificational Analysis on Eco-water Requirement of Plant-Soil Compound Ecosystem Based on GIS:A Case Study of Yan'an Region in Northwest China
WANG Lixia, REN Zhiyuan
地理学报
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2006, (7): 763
-770
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DOI: 10.11821/xb200607010