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
Corn production as affected by nitrogen application timing and tillage Image Date Issued 2004 Author Vetsch, Jeffrey A. Randall, Gyles W. Main Topic Water Conveyance & Hydraulics Water Economics
Impact of Long-Term tillage systems for continuous corn on nitrate leaching to tile Drainage Date Issued 1995 Author Randall, Gyles W. Iragavarapu, T. K Main Topic Water Economics
Nitrogen Application Timing, Forms, and Additives Image Date Issued 2005 Author Randall, Gyles W. Sawyer, John Main Topic Water Conveyance & Hydraulics Water Monitoring & Assessment Water Economics
Nitrate-N in surface waters as influenced by climatic conditions and agricultural practices Image Date Issued 2001 Author Randall, Gyles W. Mulla, David J. Main Topic Surface Water Water Use & Availability Water Conveyance & Hydraulics Water Economics
Nitrogen Rates Image Date Issued 2005 (year uncertain) Author Sawyer, John Randall, Gyles W. Main Topic Water Monitoring & Assessment Water Economics
Nitrate losses in subsurface drainage from a corn-soybean rotation as affected by time of nitrogen application and use of nitrapyrin Image Date Issued 2003 Author Randall, Gyles W. Vetsch, Jeffrey A. Huffman, J. R. Main Topic Water Economics
Modeling Nitrate Nitrogen Leaching in Response to Nitrogen Fertilizer Rate and Tile Drain Depth or Spacing for Southern Minnesota, USA Image Date Issued 2000 Author Davis, D. M. Gowda, P. H. Mulla, David J. Randall, Gyles W. Main Topic Water Quality & Pollutants Water Economics
Evaluation of reduced application rates of Acetochlor to reduce concentration in tile drainage water Image Date Issued 2011 Author Randall, Gyles W. Vetsch, Jeffrey A. Main Topic Wastewater Water Conveyance & Hydraulics Water Economics
Validating N Rates for Corn on Farm Fields in Southern Minnesota Image Date Issued 2003 Author Randall, Gyles W. Schmitt, Michael Strock, Jeffrey S. Lamb, John Main Topic Urban & Industrial Stormwater Water Restoration & Protection