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Mississippi river water quality and the Clean Water Act progress, challenges, and opportunities

National Research Council (U.S.)
Washington, D.C. : National Academies Press, c2008. 2008

Nutrient control actions for improving water quality in the Mississippi River basin and northern Gul

National Research Council (U.S.). Committee on the Mississippi River and the Clean Water Act: Scientific, Modeling, and Technical Aspects of Nutrient Pollutant Load Allocation and Implementation.
Washington, D.C. : National Academies Press, 2009. 2009

Nutrients in the upper Mississippi River scientific information to support management decisions : th

[Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, [2003] 2003