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Benthic Invertebrate Assemblages and Their Relation to Physical and Chemical Characteristics of Streams in the Eastern Iowa Basins, 1996-98
出版U.S. Department of the Interior, U.S. Geological Survey, 2001
URLhttp://books.google.com.hk/books?id=r4XuAAAAMAAJ&hl=&source=gbs_api
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