Session: Fertilizer Performance Evaluation: I

1:25 PM

1:30 PM

Evaluation of Nutrient Use Efficiency Using County and Hydrologic Unit Nutrient Budgets for U.S. Cropland and Soil Test Summaries, 1987-2007.
Paul E. Fixen, Intl. Plant Nutrition Inst.; Quentin Rund, PAQ Interactive; Ryan Williams, PAQ Interactive; Tom W. Bruulsema, Intl. Plant Nutrition Inst.; Clifford S. Snyder, Intl. Plant Nutrition Inst.; T. Scott Murrell, Intl. Plant Nutrition Inst.; Harold F. Reetz Jr., Intl. Plant Nutrition Inst.

Audio File Recorded presentation

1:45 PM

Measuring Micronutrient Fertilizer Efficiency Under Field Conditions Using Enriched Stable Isotopic Labeling.
Therese McBeath, Univ. of Adelaide; Mike J. McLaughlin, Univ. of Adelaide; Jason Kirby, CSIRO; David Chittleborough, Univ. of Adelaide; Douglas Beak, CSIRO; Roger Armstrong, Dep. of Primary Industries

Audio File Recorded presentation

2:00 PM

Tracing Foliar Phosphorus Fertilizer Uptake in Grain.
Therese McBeath, Univ. of Adelaide; Mike McLaughlin, Univ. of Adelaide; Sarah Noack, Univ. of Adelaide

Audio File Recorded presentation

2:15 PM

Comparing in Field Distribution for Zinc and Phosphorus in Plant and Soil Resulting From Applications of Composite and Mixed Fertilizers.
David Dunn, Univ. of Missouri, Delta Center; Gene Stevens, Univ. of Missouri, Delta Center; Ron Olson, The Mosaic Company; Matias L. Ruffo, The Mosaic Company

Audio File Recorded presentation

2:30 PM

Nitrogen Source, Timing, and Placement for Corn.
Jeffrey Vetsch, Univ. of Minnesota; Gyles Randall, Univ. of Minnesota

Audio File Recorded presentation

2:45 PM

Break

3:00 PM

The Influence of Nitrogen Application Time and a Urease Inhibitor On Winter Wheat Yield.
Nathan A. Slaton, Univ. of Arkansas; Richard J. Norman, Univ. of Arkansas; Russell Delong, Univ. of Arkansas; Bobby R. Golden, Univ. of Arkansas; Trenton L. Roberts, Univ. of Arkansas; Jason Kelley, Univ. of Arkansas

Audio File Recorded presentation

3:15 PM

Corn Response to Organic and Inorganic Sources of Nitrogen.
Morteza Mozaffari, Univ. of Arkansas; Nathan A. Slaton, Univ. of Arkansas

3:30 PM

Enhanced Efficiency Fertilizers (EEF) for Agricultural Sustainability and Environmental Quality in Australia.
Deli Chen, Univ. of Melbourne; Helen Suter, Univ. of Melbourne; Robert Edis, Univ. of Melbourne; Debra Turner, Univ. of Melbourne; Kevin Kelly, Dep. of Primary Industries; Weijing Wang, Queensland Dep. of Natural Resources and Water; Charlie Walker, Incitec Pivot Ltd

Audio File Recorded presentation

3:45 PM

Waxy Barley: Optimizing Nitrogen Use for Yield and Grain Quality.
O. Steven Norberg, Oregon State Univ.; Bradford Brown, Univ. of Idaho; Clinton Shock, Oregon State Univ.; Andrew Ross, Oregon State Univ.; Pat Hayes, Oregon State Univ.; Juan Rey, Oregon State Univ.

4:00 PM

Discussion

4:15 PM

Adjourn