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Assessment of Ecosystem Water Conservation Value in the Upper Minjiang River, Sichuan, China

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Author:
No author available
Journal Title:
CHINESE JOURNAL OF APPLIED & ENVIRONMENTAL BIOLOGY
Issue:
4
DOI:
10.3724/SP.J.1145.2009.00453
Key Word:
水源涵养;岷江上游;生态价值;生态经济学

Abstract: 值均较小.3种典型生态系统中以森林生态系统水源涵养价值最大.占总价值的39.92%,灌从和草地生态系统分别占33.73%和26.35%.森林生态系统中以冷杉林的水源涵养最和价值为最高,占整个森林系统涵养水源价值的51.22%,整个研究区价值的20.48%,在涵养水源过程中占据主导地位.图2表4参31

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