TY  - RPRT
TI  - Nutrients in the nation's streams and groundwater: National findings and implications
AU  - Neil M. Dubrovsky
AU  - Pixie A. Hamilton
PY  - 2010
DO  - 10.3133/fs20103078
UR  - https://pubs.usgs.gov/publication/fs20103078
ID  - fs20103078
ER  -