Quantifying nitrogen inputs to the Choptank River estuary
Cathleen J Hapeman1, Gregory Mccarty2, Ali M. Sadeghi2, W. D. Hively3, Judith M Denver4, Megan W Lang5, Peter M Downey2 and Clifford P. Rice6, (1)USDA-ARS, Beltsville, United States, (2)USDA ARS, Hydrology and Remote Sensing Laboratory, Beltsville, MD, United States, (3)USGS, Lower Mississippi Gulf Science Center, Beltsville, United States, (4)USGS, Dover, DE, United States, (5)USDA-ARS, Silver Spring, MD, United States, (6)USDA ARS, Sustainable Agricultural Systems Laboratory, Beltsville, MD, United States
