Session: Site-Specific Nutrient Management: II

Tuesday, November 3, 2009: 10:00 AM-12:00 PM

Convention Center, Exhibit Hall BC, Second Floor

Nutrient Management Effect On Texas Rice Yield by Daycent.
Fugen Dou, Texas AgriLife Research and Extension Center at Beaumont; Juhwan Lee, Univ, of California, Davis; Johan Six, Univ. of California, Davis; Lloyd T. Wilson, Texas A&M Univ. System; Yubin Yang, Texas A&M Univ., AgriLife Res.

Estimating Sugarcane Yield Potential and Responsiveness to Nitrogen Fertilization Using Mid-Season Canopy Reflectance.
Brenda Tubana, Louisiana State Univ., AgCenter; Sonny Viator, Louisiana State Univ.; Richard Johnson, USDA-ARS, Sugarcane Res. Lab.; Jim Wang, Louisiana State Univ.; Jasper Teboh, Louisiana State Univ., AgCenter; Manoch Kongchum, Louisiana State Univ., AgCenter

Assessment of Vegetation Indices for the Early Detection of Nitrogen Stress in Corn.
A.L. Russ, USDA-ARS; C. S. T. Daughtry, USDA-ARS, Hydrology & Remote Sensing Lab.; John J. Meisinger, USDA-ARS; Timothy Gish, USDA-ARS

Comparison of Soil Organic Matter Estimation Using a Ground-Based Active Sensor and Aerial Imagery.
Darrin F. Roberts, Univ. of Nebraska; Viacheslav I. Adamchuk, Univ. of Nebraska; John F. Shanahan, USDA-ARS; Richard B. Ferguson, Univ. of Nebraska; James S. Schepers, Retired, USDA-ARS

Optimize Side-Dress Nitrogen Application On Corn Using Algorithm and Optical Sensing Technology in South Carolina.
Pawel Wiatrak, Clemson Univ.; Ahmad Khalilian, Clemson Univ.; David Wallace, Southern States Cooperative; Will Henderson, Clemson Univ.

Variable Rate Nitrogen Application in Cotton Using Commercially Available Satellite and Aircraft Imagery.
Nithya Rajan, Texas Tech Univ.; Steven Brosch, Brosch Farms; Stephan Maas, Texas Tech Univ.

Evaluation of Variable Rate Technology as a Management Tool for Nitrate Fertilization of Wheat in the Argentineans Humid Pampas.
José Luis Costa, EEA-INTA Balcarce; Tomas Gowland, CREA; Nahuel Peralta, CONICET; Hernán Angelini, INTA; Virginia C. Aparicio, INTA; Karina Zelaya, INTA

Crop Sensors to Control Variable-Rate N Applications: Five Years of On-Farm Demonstrations.
Peter Scharf, Univ. of Missouri; Kent Shannon, Univ. of Missouri; Harlan Palm, Univ. of Missouri; Ken Sudduth, USDA-ARS; Newell Kitchen, USDA-ARS; Scott Drummond, USDA-ARS

Assessment of Phosphorus and Potassium Soil Spatial Variability in Alfalfa Fields in the High Desert and Intermountain Regions of California.
Andre Biscaro, Univ. of California, Coop. Ext.; Steve Orloff, Univ, of California, Davis

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