387 Strategies for Improved Nitrogen Use, Management and Fertilization



S08 Nutrient Management & Soil & Plant Analysis
Wednesday, October 19, 2011: 1:30 PM-4:05 PM
Henry Gonzalez Convention Center, Room 213B
Organizer:
Ann Wolf
Presider:
Robert J. Kratochvil
1:35 PM
Nitrogen Fertilizer Production and Technology.
Robert Mikkelsen, International Plant Nutrition Institute; William Stewart, International Plant Nutrition Institute Americas Group
1:50 PM
The Influence of Enhanced Efficiency Fertilizers On Nitrate Leaching From Irrigated Maize.
Richard Ferguson, University of Nebraska - Lincoln; Suat IrmaK, University of Nebraska; Glen P. Slater, University of Nebraska; Dean H. Krull, University of Nebraska
2:05 PM
2:20 PM
Does the Corn Rootworm Resistant Trait Improve N Use Efficiency In Corn?.
Carrie Laboski, University of Wisconsin; Anna Biau, University of Lleida; Todd Andraski, University of Wisconsin; Joseph Lauer, University of Wisconsin-Madison
2:35 PM
2:50 PM
Active N As a Diagnostic Tool for N Fertilization.
Khandakar Islam, The Ohio State University; Yogendra Raut, The Ohio State University
3:05 PM
Leaching Methods to Determine Soil Inorganic N Underestimate Net Mineralization.
Rafael Otto, ESALQ/USP; Kai Su, Southwest Jiaotong University; Richard L. Mulvaney, Univ. of Illinois; Paulo Cesar O. Trivelin, CENA/USP
3:20 PM
A Web Based Model of Nitrogen Mineralization.
David Kissel, Agricultural and Analytical Services Laboratories, Cooperative Extension, University of Georgia; Miguel Cabrera, Agricultural and Analytical Services Laboratories, Cooperative Extension, University of Georgia; Rick Hitchcock, Agricultural and Analytical Services Laboratories, Cooperative Extension, University of Georgia; Uttam Saha, Agricultural and Analytical Services Laboratories, Cooperative Extension, University of Georgia; Lisa Woodruff, Agricultural and Analytical Services Laboratories, Cooperative Extension, University of Georgia; Robert Tate, Agricultural and Analytical Services Laboratories, Cooperative Extension, University of Georgia
3:35 PM
Nitrogen Fertilizer Needs Estimated by Strip Trials, Field Records and Soil and Corn Stalk Nitrate Results.
Thomas Morris, University of Connecticut; Haiying Tao, University of Connecticut; Christopher Sigmund, TeamAg, Inc.; Suzy Friedman, Environmental Defense Fund
3:50 PM
Implementation of Adaptive Nutrient Management for Nitrogen – Case Studies From Pennsylvania Farms.
Haiying Tao, University of Connecticut; Thomas Morris, University of Connecticut; Suzy Friedman, Environmental Defense Fund; Dawn Pettinelli, Environmental Defense Fund; Matthew DeBacco, Environmental Defense Fund
4:05 PM