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Computer program for the Kendall family of trend tests

Helsel, Dennis R.
Reston, Va. : U.S. Dept. of the Interior, U.S. Geological Survey, 2006. 2006

County-level estimates of nitrogen and phosphorus from animal manure for the conterminous United Sta

Mueller, David K., author.
Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2013. 2013

County-level estimates of nutrient inputs to the land surface of the conterminous United States, 198

Ruddy, Barbara C.
Reston, Va. : U.S. Dept. of the Interior, U.S. Geological Survey, 2006. 2006

Development and application of regression models for estimating nutrient concentrations in streams o

Reston, Va. : U.S. Geological Survey, 2010. 2010

Nutrients in streams and rivers across the nation -- 1992-2001

Mueller, David K.
Reston, Va. : U.S. Dept. of the Interior, U.S. Geological Survey, 2006. 2006

Nutrients in the nation's waters : too much of a good thing?

Mueller, David K.
[Washington, D.C.] : U.S. G.P.O. ; Denver, CO : U.S. Geological Survey, Information Services [distributor], 1996. 1996

Quality of nutrient data from streams and ground water sampled during 1993-95 National Water-Quality

Mueller, David K., author.
Denver, Colorado : U.S. Geological Survey, 1998. 1998

Quality of nutrient data from streams and ground water sampled during water years 1992-2001

Mueller, David K.
Reston, Va. : U.S. Dept. of the Interior, U.S. Geological Survey, 2005. 2005

Review of trace element blank and replicate data collected in ground and surface water for the natio

Apodaca, Lori E.
[Sacramento, Calif.] : U.S. Dept. of the Interior, U.S. Geological Survey, [2006] 2006

Water-quality, streamflow, and ancillary data for nutrients in streams and rivers across the nation,

Mueller, David K.
Reston, Va. : U.S. Geological Survey, 2005. 2005