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Water-quality and Algal Conditions in the North Umpqua River Basin, Oregon, 1992-95, and Indications for Resource Management
Chauncey W. AndersonKurt D. Carpenter
出版U.S. Department of the Interior, U.S. Geological Survey, 1998
URLhttp://books.google.com.hk/books?id=rYDuAAAAMAAJ&hl=&source=gbs_api
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