TY - RPRT TI - Relative prediction intervals reveal larger uncertainty in 3D approaches to predictive digital soil mapping of soil properties with legacy data AU - Travis Nauman AU - Michael C. Duniway PY - 2019 DO - 10.1016/j.geoderma.2019.03.037 UR - https://pubs.usgs.gov/publication/70203001 ID - 70203001 ER -