1. Arkansas Rice Variety Program C.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 4 th in total exports

3. 2 3 5 1 4 6 7

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!