1. Tolerance Of Staked Tomatoes Grown On Plastic Mulch To SANDEA (HALOSULFURON) Hudgins, J. E. 1, A. S. Culpepper 2, L. M. May 1,and D. E. Mcgriff 1 1 decatur County Cooperative Extension Service, University of Georgia, Bainbridge, GA 31717 2 university of Georgia, Tifton, GA 31793

2. SITUATION Use of methyl bromide is being phased out. Telone C35 is a viable replacement for MBr Control of nutsedge often variable with Telone C35 Sandea evaluated for post-emergence nutsedge control in tomato production

6. Yield – Spring 2000 25# Boxes/acre 0 500 1000 1500 2000 2500 3000 TOTALX-LARGELARGEMEDIUM T+H T+H+S0.5 T+H+S1.0 MBr a a a b a a a a a a a a aa a a

8. Effect Of Post Applications Of SANDEA On Tomato Yield – Fall 2000 Yield In 25# Boxes/acre 0 200 400 600 800 1000 1200 1400 1600 TOTALX-L LMEDL+XL Telone T+0.5 S T+1.0S a a a a a a a a a a ab b a a a

9. Effect Of Post Applications Of SANDEA On Tomato Yield – Fall 2000 Yield In 25# Boxes/acre 0 200 400 600 800 1000 1200 1400 TOTALX-LLMEDXL+L MBr MBr+0.5S MBr+1.0S a a a a a a a a a a aa a a a

10. 0 200 400 600 800 1000 1200 1400 1600 TOTALX-LLMEDXL+L T+H T+H+0.5S T+H+1.0S Effect Of PPI Herbicides And Post Applications Of SANDEA On Tomato Yield – Fall 2000 Yield In 25# Boxes/acre a a a aa a a a a a a a a a a

11. EFFECT OF PPI HERBICIDES AND POST APPLICATIONS OF SANDEA ON TOMATO YIELD Yield in 25# Boxes/acre Fall -2000 0 200 400 600 800 1000 1200 1400 1600 TOTALX-LLMEDXL+L MBr+H M+H+0.5S M+H+1.0S a a a a a a a a aa a a a a

12. Materials And Methods Spring 2001 2-5-01 apply Telone C35 @ 20.5 gal/A, & Plastic 3-9-01 Transplanted ‘Sunpride’ tomato plants 4-24-01 Applied SANDEA treatments- 0.5 &1.0 oz/A. Growth stage – R13 fruit to ½” diameter 4-27, 5-1, 5-4 Visual evaluation of plants 6-7-01 Once over harvest

13. Effect Of Post Applications Of SANDEA On Tomato Yield Yield in 25# Boxes/acre 0 500 1000 1500 2000 2500 TotalX-LargeLargeMedium Telone T+0.5S T+1.0S a a a a a a a a a aaa

14. Materials and Methods Fall 2001 - Tifton 7-18-01 Apply 20 gal/A. Telone C35, bed & mulch 8-10 Transplant ‘BHN 444’ tomato plants 9-6-01 Sandea applied post-emergence at 0.5 &1.0 oz./A Growth stage - bloom 11-29-01 Once over harvest

15. Effect Of Post Applications Of SANDEA On Fruit Number Fall 2001 - Tifton 0 10 20 30 40 50 60 TotalXLLMS TELONE T+0.5 S aa a a aa a a a a

16. Effect Of Post Applications Of SANDEA On Tomato Yield Weight in Pounds 0 5 10 15 20 25 30 TotalXLLMS Telone T+ 0.5 S a a a a a a a a a a

17. Summary Phytotoxic response to post applications of Sandea was not observed across seasons, growth stages, or cultivars. Tomato yield or fruit size was not significantly affected by post applications of Sandea Tomato plants have excellent tolerance to post applications of Sandea at both the 0.5 and 1.0 oz./A rates