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Impacts of In-stream Sand and Gravel Mining on Stream Habitat and Fish Communities, Including a Survey on the Big Rib River, Marathon County, Wisconsin

Paul D. KanehlJohn D. Lyons

出版	Wisconsin Department of Natural Resources, Bureau of Research, 1992
URL	http://books.google.com.hk/books?id=NdNjAAAAMAAJ&hl=&source=gbs_api