TY - RPRT TI - Metamodeling and mapping of nitrate flux in the unsaturated zone and groundwater, Wisconsin, USA AU - Bernard T. Nolan AU - Christopher T. Green AU - Paul F. Juckem AU - Lixia Liao AU - James E. Reddy PY - 2018 DO - 10.1016/j.jhydrol.2018.02.029 UR - https://pubs.usgs.gov/publication/70195858 ID - 70195858 ER -