Nitrate losses through subsurface tile drainage in conservation reserve program, alfalfa, and row crop systems Image Date Issued 1997 Author Randall, Gyles W. Huggins, David R. Russelle, Michael P. Fuchs, Dennis J. Nelson, W. W. Anderson, James L. Main Topic Water Economics
Subsurface drain losses of water and nitrate following conversion of perennials to row crops Image Date Issued 2001 Author Huggins, David R. Randall, Gyles W. Russelle, Michael P. Main Topic Water Economics
