Historical contributions of phosphorus from natural and agricultural sources and implications for stream water quality, Cheney Reservoir watershed, south-central Kansas / by Larry M. Pope, Chad R. Milligan, and David P. Mau ; prepared in cooperation with the City of Wichita, Kansas.
Imprint
Lawrence, Kan. : U.S. Dept. of the Interior, U.S. Geological Survey ; Denver, Colo. : Information Services [distributor], 2002.
