215 Soil N Characterization and N Management

Oral Session
SSSA Division: Soil Fertility and Plant Nutrition

Approved for 2.0 NM CEUs

Cosponsor(s):

SSSA Division: Nutrient Management and Soil and Plant Analysis

Animal Agriculture and the Environment Community

Tuesday, November 8, 2016: 9:25 AM-11:50 AM
Phoenix Convention Center North, Room 130

Organizers:
Carl R. Crozier and Gregory J. Schwab
Moderator:
Bhupinder Singh Farmaha
9:25 AM
Introductory Remarks
9:30 AM
How Quantitative Are in-Situ Mineralization Columns in Sandy Soils?.
Kathryn Ivancic, Univ. of Wisconsin-Madison; Matthew D. Ruark, University of Wisconsin-Madison
9:45 AM
A Web-Based Model of N Mineralization from Crop Residues.
Lisa Woodruff, USDA-ARS; David E. Kissel, University of Georgia; Miguel L. Cabrera, University of Georgia-Athens; Julia W. Gaskin, University of Georgia-Athens; Leticia S. Sonon, University of Georgia-Athens; Uttam K. Saha, University of Georgia-Athens; Rick Hitchcock, University of Georgia; Merle F. Vigil, USDA-ARS; Mussie Y. Habteselassie, University of Georgia - Griffin; John Rema, University of Georgia
10:00 AM
Crop Rotation and Cultural Practice Impact on Nitrogen Balance.
Upendra M. Sainju, USDA-ARS; Andrew W. Lenssen, Iowa State University; Brett L. Allen, USDA-ARS; William B. Stevens, USDA-ARS; Jalal D Jabro, USDA-ARS
10:15 AM
Comparing Adapt-N to Static N Recommendation Approaches for US Maize Production.
Harold van Es, Cornell University; Shai Sela, Cornell University-Crop & Soil Sciences; Rebecca Marjerison, Cornell University-Crop & Soil Sciences
10:30 AM
Peanut (Arachis hypogaea L.) Residue Nitrogen Mineralization Under Contrasting Residue Loads and Tillage Systems.
Arun D Jani, University of Florida; Michael Mulvaney, University of Florida West Florida Research and Education Center; Heather A Enloe, University of Florida; John Erickson, University of Florida; Diane L. Rowland, University of Florida; Ramon G Leon, University of Florida West Florida Research and Education Center; C Wesley Wood, University of Florida West Florida Research & Education Center
10:45 AM
Nutrientstar, a New Assessment Program for Fertilizer Management Tools and Products.
Karen Chapman, Environmental Defense Fund; Thomas F. Morris, University of Connecticut; John McGuire, S Squared; Greg Kneubuhler, S Squared
11:00 AM
Limitations of the Cornstalk Nitrate Test in Irrigated Corn Production Systems.
Chester Eugene Greub, University of Arkansas; Trenton L. Roberts, University of Arkansas; Nathan A. Slaton, University of Arkansas; Jason Kelley, University of Arkansas
11:15 AM
Physical Coating of Nitrogen Source Improved Corn Yield Compared to Conventional Source or Chemical Intervention.
Bijesh Maharjan, University of Nebraska - Lincoln; Richard Ferguson, University of Nebraska; Glen P Slater, University of Nebraska
11:30 AM
Solvita and Other Soil Measurements As Indicators for N Availability in Minnesota Soils.
Xinyi Tu, University of Minnesota; Deborah L. Allan, University of Minnesota; Carl J. Rosen, University of Minnesota; Jeffrey A. Coulter, University of Minnesota
11:35 AM
Overwinter Nitrogen Cycling in Winter Canola.
Tai McClellan Maaz, Washington State University; William L Pan, Washington State University; Frank L. Young, USDA-ARS
11:40 AM
Discussion
11:50 AM
Adjourn