Arkansas Rice Production

1. Arkansas Rice Variety ProgramC.E. Wilson, Jr. Director, RREC /Professor / Extension Rice Agronomist

2. Arkansas Rice Production ~1.5 million acres Average yield = ~6750 lbs (150 bu/acre) Produce approx. 48% of all US rice US produces 1.5% of world supply, but rank 4th in total exports

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4. General Production Practices

13. Overview of Arkansas Rice Variety Testing • Uniform Regional Rice Nursery • Arkansas Rice Performance Trials • On-farm variety testing (Disease Monitoring Program) • Rice DD50 Program • Variety X Nitrogen Trials

14. Uniform Regional Rice Nursery • Multi-state regional project – AR, LA, TX, MS, MO • 200 Entries • Disease ratings • Plant Height, Heading, Grain Yield • Milling Yields • Cooking Quality Analysis • Chalk, Amylose, Gel Temp • DNA marker profiles

15. Arkansas Rice Performance Trials • 100 Entries, 4 maturity groups • 6-8 locations • Disease ratings • Plant Height, Heading, Grain Yield • Milling Yields • Cooking Quality Analysis • Chalk, Amylose, Gel Temp

16. Disease Monitoring Program • 25 Entries • 10-12 locations • Disease ratings • Grain Yield, Milling Yield

17. Rice DD50 Program • RREC primary location • 4 seeding dates annually • 18-20 cultivars • Measure for PD, 50% Hdg • Yield & milling yield • Measurements for 50% heading, yield, and milling yield

18. Rice V X N Studies • 3-4 locations annually • RREC, Pine Tree, NEREC, SEREC • 3 years • All new cultivars • 6 N rates

20. Thank you!