Nutrient concentrations and their relations to the biotic integrity of nonwadeable rivers in Wisconsin

書誌事項

Nutrient concentrations and their relations to the biotic integrity of nonwadeable rivers in Wisconsin

by Dale M. Robertson, Brian M. Weigel, and David J. Graczyk ; in cooperation with the Wisconsin Department of Natural Resources

(Geological Survey professional paper, 1754)

U.S. Dept. of the Interior, U.S. Geological Survey, 2008

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注記

Includes bibliographical references (p. 72-75)

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