Slide Presentation

TITLE    (click title to view slides)

AUTHOR
Dr. Eric P. Prostko
Extension Weed Specialist
University of Georgia
Tifton, GA

DOWNLOAD
• Slide Presentation (PowerPoint, 780 KB)

TABLE OF CONTENTS
  1. Callisto Performance in Georgia - 2001
  2. Corn Production in Georgia
  3. Top 10 Most Troublesome Weeds in Georgia Corn
  4. 2001 Callisto Trials in Georgia
  5. RESULTS: Test 1, Tifton
  6. Sicklepod Control with Callisto: (3 oz/A) Applied POST - 8 DAT
  7. Texas Panicum Control with Callisto: (3 oz/A) Applied POST
  8. Corn Yield with Callisto (3 oz/A) Applied POST
  9. RESULTS: Test 2, Attapulgus
  10. Texas Panicum Control with Callisto (6 oz/A) Applied PRE
  11. Corn Yield with Callisto (6 oz/A) Applied PRE
  12. Texas Panicum Control with Callisto: (3 oz/A) Applied POST
  13. Corn Yield with Callisto (3 oz/A) Applied POST
  14. Callisto Summary - 2001
  15. University of Georgia, Extension Weed Science



SLIDE CONTENTS
  1. Callisto Performance in Georgia - 2001 Eric P. Prostko Extension Weed Specialist University of Georgia
  2. Corn Production in Georgia 345,000 A harvested 57% irrigated 43% dryland 1993-2000 Avg yields * 137 Bu/A - irrigated * 64 Bu/A - dryland * 14 tons/A - silage Source: GASS
  3. Top 10 Most Troublesome Weeds in Georgia Corn Texas panicum sicklepod morningglories pigweeds nutsedges cocklebur beggarweed crabgrass johnsongrass PA smartweed Webster and MacDonald, 1999
  4. 2001 Callisto Trials in Georgia 2 locations small plot techniques crop injury weed efficacy corn yields
  5. RESULTS Test 1 Tifton
  6. Sicklepod Control with Callisto (3 oz/A) Applied POST - 8 DAT Planted: April 9 (Pioneer 3163) Applied: April 23 CASOB = 0.5 b a P = 0.05
  7. Texas Panicum Control with Callisto (3 oz/A) Applied POST Planted: April 9 (Pioneer 3163) Applied: April 23 PANTE = 0.5 ab ab a b
  8. Corn Yield with Callisto (3 oz/A) Applied POST Planted: April 9 (Pioneer 3163) Applied: April 23 Harvested: August 23 P = 0.1011
  9. RESULTS Test 2 Attapulgus
  10. Texas Panicum Control with Callisto (6 oz/A) Applied PRE Planted: April 2 (DK 662RR) PRE: April 2 (LSD 0.05 = 7) (LSD 0.05 = 10) (LSD 0.05 = 10) (LSD 0.05 = 21)
  11. Corn Yield with Callisto (6 oz/A) Applied PRE Planted: April 2 (DK 662RR) PRE: April 2 POST: April 20 Harvested: August 27 LSD 0.10 = 29
  12. Texas Panicum Control with Callisto (3 oz/A) Applied POST Planted: April 2 (DK 662RR) PRE: April 2 POST: April 20 PANTE: 1-3 (LSD 0.05 = 10) (LSD 0.05 = 10) (LSD 0.05 = 21)
  13. Corn Yield with Callisto (3 oz/A) Applied POST Planted: April 2 (DK 662RR) PRE: April 2 POST: April 20 Harvested: August 27 LSD 0.10 = 29
  14. Callisto Summary - 2001 no significant crop injury was observed Callisto did not provide acceptable control of Texas panicum and sicklepod in Georgia.
  15. University of Georgia Extension Weed Science (gaweed.com)