TY - RPRT TI - Variations in concentrations of atrazine and nitrate during well purging in relation to field water-quality parameters AU - P. D. Capel AU - Victoria Kruglov AU - M.K. Landon AU - G. N. Delin AU - H.J. Certain PY - 2002 UR - https://pubs.usgs.gov/publication/70170163 ID - 70170163 ER -