Mankato / Pacific Grove / Tucson / Lamberton / Vicksburg / Hansen / THOMA ET / Madison / Des Moines / London / Ankeny / Lincoln / /
Company
Coastal / Duxbury Press / Ames / /
Country
United States / / /
Event
Environmental Issue / Natural Disaster / /
Facility
Outreach Center / University of Minnesota / MS. University of Minnesota / /
IndustryTerm
experiment site / experimental site / moldboard plow tillage systems / urea applications / chemical forms / nitrogen applications / tillage systems / chemical assessment / chemical / nutrient applications / tillage management systems / chemical analysis / /
MusicGroup
B.C. / /
NaturalFeature
Minnesota River / Precipitation Surface inlet / Surface inlet / Mississippi River / Gulf of Mexico / mg kg⫺1 Fall / Mississippi river delta / /
Organization
St. Paul / Department of Soil Water and Climate / Southwest Research and Outreach Center / Minnesota Pollution Control Agency / Southwest Watershed Research Center / MidWest Plan Service / National Oceanic and Atmospheric Administration / USDA / Univ. of Minnesota / Univ. of Minnesota Agric / United States Army / Minnesota Pork Producers Association / Minnesota Department of Agriculture / University of Minnesota / Iowa State Univ. / /
Person
David P. Thoma / Q. Dortch / Silver Spring / Satish C. Gupta / Gary Malzer / John F. Moncrief Reproduced / Jeffrey S. Strock / E. Van Scoyoc / W.J. Wiseman / Jr. / / /
Published online May 11, 2005 Tillage and Nutrient Source Effects on Water Quality and Corn Grain Yield from a Flat Landscape David P. Thoma,* Satish C. Gupta, Jeffrey S. Strock, and John F. Moncrief