Water quality in the Upper Mississippi River Basin, Minnesota, Wisconsin, South Dakota, Iowa, and North Dakota, 1995-98 /
Stark, James R.
National Water-Quality Assessment Program (U.S.)
Geological Survey (U.S.)
Reston, Va. : U.S. Geological Survey, Water Resources Division ; Denver, CO : Free on application to the U.S. Geological Survey, Information Services,
2000.
"National Water-Quality Assessment (NAWQA) Program"--P. [4] of cover.
Shipping list no.: 2002-0225-P.
Includes bibliographical references (p. 26-28).
Water quality
Groundwater
Aquatic biology