Thursday, January 7, 2010: 8:30 AM-12:00 PM

Mardi Gras Ballroom Salon E (New Orleans Marriott)

Presiding:

Steve Phillips

Organizer:

David Dunn

8:30 AM

Introductory Remarks

8:35 AM

Impact of Tillage, Water Management, and Well Water Nitrate On Subsurface Drip Irrigated Cotton Production
Paul B. DeLaune, Texas AgriLife Research; John W. Sij, Texas AgriLife Research; David Jones, Texas AgriLife Research; Seong Park, Texas AgriLife Research; Mark E. Belew, Texas AgriLife Research

8:50 AM

Variety and Soil Test Potassium Effects On Cotton Nutrition and Lint Yield
Brennan Booker, Mississippi State University; Jac J. Varco, Mississippi State University

Audio File Recorded presentation

9:05 AM

Cotton Response to Urea and Organic Sources of Nitrogen
M. Mozaffari, University of Arkansas; N. A. Slaton, University of Arkansas; Cindy G. Herron, University of Arkansas; Doug Carroll, University of Arkansas Soil Testing and Research Laboratory

9:20 AM

Comparison of Two Active Sensors in Estimating in-Season Plant Nitrogen Status in Irrigated Cotton
Adi Malapati, Texas A&M Agrilife Research; Kevin F. Bronson, Texas A&M AgrilLife Research & Texas Tech Univ.; Jason Nusz, Texas Tech University; Pariksha Lama, Texas Tech University

Audio File Recorded presentation

9:35 AM

Sensor Based Prediction of Cotton Growth, Leaf Nitrogen, and Biomass Nitrogen
Tyson Raper, Mississippi State University; Jac J. Varco, Mississippi State University; Brennan Booker, Mississippi State University

Audio File Recorded presentation

9:50 AM

Break

10:15 AM

Energy Returns to Site-Specific Nitrogen Fertilizer Management in Cotton
Kevin F. Bronson, Texas A&M Research & Texas Tech Univ.; Adi Malapati, Texas A&M AgriLife Research; Peter Scharf, University of Missouri-Columbia

Audio File Recorded presentation

10:30 AM

Cotton/Corn Rotation - Ten Years of Yields Across N and K Levels
M. Wayne Ebelhar, Mississippi State University; Davis R. Clark, Mississippi State University; H. C. Pringle, Mississippi State University

Audio File Recorded presentation

10:45 AM

Changes in Soil Test Nutrients with Long-Term Cotton/Corn Rotation
M. Wayne Ebelhar, Mississippi State University; Davis R. Clark, Mississippi State University

Audio File Recorded presentation

11:00 AM

Potential Benefits From Applications of FGD-Gypsum
Leo Espinoza, University of Arkansas Division of Agriculture Cooperative Extension Service; Mukhammadzakhrab Ismanov, University of Arkansas Division of Agriculture Cooperative Extension Service; Paul Ballantyne, University of Arkansas Division of Agriculture Cooperative Extension Service

Audio File Recorded presentation

11:15 AM

Economic Comparison of NPK Recommendations From University & Private Soil Test Labs for Cotton Production
D.J. Dunn, University of Missouri-Delta Center; A. Jones, University of Missouri-Delta Center; W. E. Stevens, University of Missouri-Delta Center

Recorded presentation

11:30 AM

Graduate Student Competition Awards

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Cotton Soil Management and Plant Nutrition - Thursday Morning Session