TY  - RPRT
TI  - Nitrate concentrations in ground water of the central Columbia Plateau
AU  - Sarah J. Ryker
AU  - Joseph L. Jones
PY  - 1995
DO  - 10.3133/ofr95445
UR  - https://pubs.usgs.gov/publication/ofr95445
ID  - ofr95445
ER  -