G W Randall

Summary

Affiliation: University of Minnesota
Country: USA

Publications

  1. ncbi request reprint Nitrate nitrogen in surface waters as influenced by climatic conditions and agricultural practices
    G W Randall
    Southern Experiment Station, Univ of Minnesota, Waseca, MN 56093, USA
    J Environ Qual 30:337-44. 2001
  2. ncbi request reprint Nitrate losses in subsurface drainage from a corn-soybean rotation as affected by time of nitrogen application and use of nitrapyrin
    G W Randall
    University of Minnesota Southern Research and Outreach Center, 35838 120th Street, Waseca, MN 56093 4521, USA
    J Environ Qual 32:1764-72. 2003
  3. ncbi request reprint Nitrate losses in subsurface drainage from a corn-soybean rotation as affected by fall and spring application of nitrogen and nitrapyrin
    G W Randall
    University of Minnesota Southern Research and Outreach Center, 35838 120th Street, Waseca, MN 56093 4521, USA
    J Environ Qual 34:590-7. 2005
  4. ncbi request reprint Seepage from deep bedded and poultry litter systems
    J Zhu
    University of Minnesota, Southern Research and Outreach Center, Waseca 56093, USA
    J Environ Sci Health B 35:585-98. 2000
  5. ncbi request reprint EPIC tile flow and nitrate loss predictions for three Minnesota cropping systems
    S W Chung
    Korean Water Resources Corp, Taejon, South Korea
    J Environ Qual 30:822-30. 2001

Collaborators

Detail Information

Publications5

  1. ncbi request reprint Nitrate nitrogen in surface waters as influenced by climatic conditions and agricultural practices
    G W Randall
    Southern Experiment Station, Univ of Minnesota, Waseca, MN 56093, USA
    J Environ Qual 30:337-44. 2001
    ..Scientists and policymakers must understand these factors as they develop educational materials and environmental guidelines for reducing nitrate losses to surface waters...
  2. ncbi request reprint Nitrate losses in subsurface drainage from a corn-soybean rotation as affected by time of nitrogen application and use of nitrapyrin
    G W Randall
    University of Minnesota Southern Research and Outreach Center, 35838 120th Street, Waseca, MN 56093 4521, USA
    J Environ Qual 32:1764-72. 2003
    ..Under these conditions NO3 losses from a corn-soybean rotation into subsurface drainage can be reduced by 13 to 18% by either applying N in the spring or using NP with late fall-applied ammonia...
  3. ncbi request reprint Nitrate losses in subsurface drainage from a corn-soybean rotation as affected by fall and spring application of nitrogen and nitrapyrin
    G W Randall
    University of Minnesota Southern Research and Outreach Center, 35838 120th Street, Waseca, MN 56093 4521, USA
    J Environ Qual 34:590-7. 2005
    ..Nitrate losses were not appreciably reduced by adding NP to spring preplant N...
  4. ncbi request reprint Seepage from deep bedded and poultry litter systems
    J Zhu
    University of Minnesota, Southern Research and Outreach Center, Waseca 56093, USA
    J Environ Sci Health B 35:585-98. 2000
    ..However, it did show a significantly elevated concentration of potassium in the topsoil, as compared to the background sample. More sites should be investigated to verify this...
  5. ncbi request reprint EPIC tile flow and nitrate loss predictions for three Minnesota cropping systems
    S W Chung
    Korean Water Resources Corp, Taejon, South Korea
    J Environ Qual 30:822-30. 2001
    ..27 and 0.19); the annual drainage volumes and N losses were of similar magnitude to those measured. Overall, EPIC replicated the relative impacts of the three cropping systems on N fate...