Slide Presentation

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AUTHOR
Stanley Culpepper
Professor and Extension Weed Specialist
University of Georgia

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TABLE OF CONTENTS
  1. 2012 Watermelon Production Meeting
  2. Good Residual Options
  3. Sandea Use in Watermelon
  4. Sandea Under Mulch
  5. Sandea Use in Watermelon
  6. Amount of Sandea remaining on plastic mulch. TyTy GA, 2005.
  7. mulch
  8. Sandea (0.5 oz/A)
  9. Sandea for PRE Weed Control
  10. Sandea (0.5 oz/A) PRE
  11. Sandea PRE
  12. Sandea for POST Weed Control
  13. Curbit (Sonalan)
  14. Swelling From Curbit
  15. Over mulch, washed off vs under mulch
  16. Amount of Curbit remaining on plastic mulch. TyTy GA, 2005.
  17. Sinbar - Watermelon Only
  18. Reflex
  19. Watermelon Response to Reflex?
  20. Curbit + Sinbar + Reflex broadcast over mulch
  21. Cantaloupe Response to Reflex!
  22. Reflex 1 pt/A applied 205 days before transplanting
  23. Grass Control Herbicides
  24. Percent large crabgrass control with various clethodim products and adjuvants. TyTy, GA 2009.
  25. Dual interaction with mulch?
  26. Mulched watermelon injury to Dual Magnum applied post-transplant on mulch. TyTy, 2010.
  27. Metam (Vapam, others)
  28. If renting land find out what herbicides used last year!
  29. Donít plow unless you have to!!!!!!!!!!
  30. Developing Integrated Programs
  31. If renting land find out what herbicides were used last year!
  32. Comments or Questions?



SLIDE CONTENTS
  1. 2012 Watermelon Production Meeting
  2. Sinbar Sandea Curbit Reflex 2013 maybe? Good Residual Options
  3. Sandea Use in Watermelon PREEMERGENCE: 0.75 oz/A Seeded: Apply after planting, before cracking Transplant bareground/mulch: Do not transplant till 7 d after application. ROW MIDDLE AS WELL
  4. Sandea Under Mulch 50-70% yellow nutsedge under mulch control, 70-80% Pigweed control
  5. Sandea Use in Watermelon *DO NOT APPLY OVER MULCH and then transplant.
  6. Amount of Sandea remaining on plastic mulch. TyTy GA, 2005. percent days Grey, Culpepper
  7. Nontreated Sandea (0.5 oz/A) Watermelon farm in Crisp County, May 2000. Treatment at 1-leaf. Pictures to scale.
  8. Sandea for PRE Weed Control common cocklebur wild radish pigweeds common ragweed common lambsquarters yellow nutsedge - suppression purple nutsedge - suppression 2 to 3 weeks residual weed control
  9. Non-treated Control Sandea (0.5 oz/A) PRE W1-00. Halosulfuron study with Ken Lewis in Cordele.
  10. Sandea PRE No herbicide
  11. Sandea for POST Weed Control 1-3 inch 1-9 inch passionflower cocklebur redroot pigweed ragweed pokeweed velvetleaf yellow and purple nutsedge Ė heavy infestations may require sequential applications 2 to 3 weeks residual weed control
  12. Curbit (Sonalan) Apply PRE to seeded or row middle Do not apply prior to transplanting bareground Do not apply under mulch
  13. Swelling From Curbit
  14. Over mulch, washed off Under mulch
  15. Amount of Curbit remaining on plastic mulch. TyTy GA, 2005. percent days Grey
  16. Curbit 1.5 pt/A PRE Curbit 1.5 pt/A + Sinbar 2.5 oz Sinbar Ė Watermelon Only
  17. Reflex tomato and pepper in Jan watermelon 2013/2014 squash 2013/2014 NOT CURRENTLY LABELED IN WATERMELON
  18. Non-treated Curbit + Reflex Watermelon Response to Reflex?
  19. Curbit + Sinbar + Reflex broadcast over mulch
  20. Cantaloupe Response to Reflex!
  21. No Reflex Reflex 1 pt/A applied 205 days before transplanting
  22. Clethodim + COC, Cook Co. 2009 Grass Control Herbicides
  23. Percent large crabgrass control with various clethodim products and adjuvants. TyTy, GA 2009. 75 b 30 c 99 a Select Max 12 oz Select 6 oz Select Max +NIS Select + NIS Select + COC 97 a 99 a Large Crabgrass 4 inches at time of application!
  24. Dual interaction with mulch?
  25. Mulched watermelon injury to Dual Magnum applied post-transplant on mulch. TyTy, 2010. 8 d 16 c 40 b 8 oz 12 oz 50 a 24 oz 36 oz %
  26. Metam (Vapam, others) Best nutsedge option under mulch Best pigweed option under mulch No carryover Costly
  27. If renting land find out what herbicides used last year! Cadre, Staple, Strongarm are very bad news!!!!!!!!!!!!!!!
  28. Donít plow unless you have to!!!!!!!!!!
  29. Developing Integrated Programs
  30. If renting land find out what herbicides were used last year! Cadre, Staple, Strongarm are very bad news!!!!!!!!!!!!!!!
  31. Comments or Questions?