Monday, November 5, 2007: 9:25 AM
Convention Center, Room 223, Second Floor
100: Symposium--Advances in N Calibration for Corn
Sponsor:S04 Soil Fertility & Plant Nutrition
Cosponsors:C03 Crop Ecology, Management & Quality; S08 Nutrient Management & Soil & Plant Analysis
Presiding:David Franzen, North Dakota State University
9:25 AM Introductory Remarks
9:30 AM100-1Changes in Nitrogen Guidelines for Corn in the Midwest.
John Sawyer, Iowa State University, Emerson Nafziger, University of Illinois-Urbana-Champaign
9:55 AM100-2Site-Specific Production Functions for Variable Rate Corn Nitrogen Fertilization.
Matias Ruffo, University of Illinois at Urbana-Champaign, G. A. Bollero, Crop Sciences Department, D.S. Bullock, Dept. of Agric and Consumer Economics, D. G. Bullock, Crop Sciences Department
10:20 AM100-3Nitrogen Recommendations for Corn: A Northeastern Perspective.
Douglas Beegle, Pennsylvania State University
10:45 AM Break
11:00 AM100-4Nitrogen Recommendations for Corn: A Southeastern Perspective.
Carl Crozier, North Carolina State University, Jeff White, North Carolina State University, Ronnie Heiniger, North Carolina State University, Randy Weisz, North Carolina State University, Jared Williams, Brigham Young University, Ravi Sripada, USDA-ARS Pasture Systems & Watershed Mgmt Research Unit, Nan Hong, Monsanto
11:25 AM100-5Nitrogen Recommendations for Corn: A Great Plains Perspective.
Achim Dobermann, University of Nebraska-Lincoln
11:50 AM100-6Use of the ISNT to Improve Nitrogen Management for Corn Production.
R. L. Mulvaney, University of Illinois-Urbana-Champaign, S. A. Khan, University of Illinois-Urbana-Champaign, T. R. Ellsworth, University of Illinois-Urbana-Champaign
12:15 PM Adjourn
Cosponsors:C03 Crop Ecology, Management & Quality; S08 Nutrient Management & Soil & Plant Analysis

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