TY - RPRT TI - Attributes for MRB_E2RF1 Catchments by Major River Basins in the Conterminous United States: Normalized Atmospheric Deposition for 2002, Ammonium (NH4) AU - Michael Wieczorek AU - Andrew E. LaMotte PY - 2010 DO - 10.3133/dds49114 UR - https://pubs.usgs.gov/publication/dds49114 ID - dds49114 ER -