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Weed Management Practices Utilized by 'Top' Peanut Producers in Georgia (2005-2006)

AUTHOR
E. P. Prostko and J. P. Beasley
University of Georgia
Cooperative Extension

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TABLE OF CONTENTS
  1. Weed Management Practices Utilized by "Top" Peanut Producers in Georgia (2005-2006)
  2. 2007 Preliminary FSA Planted Peanut Acres
  3. Peanut Weed Problems in Georgia - Top 10 Most Troublesome Weeds (1-5)
  4. Peanut Weed Problems in Georgia - Top 10 Most Troublesome Weeds (6-10)
  5. Fungicides are applied 4-7 timers/year
  6. Peanut Harvesting (2 step process) - Digging/Inverting
  7. Peanut Harvesting (2 step process) - Combining
  8. Georgia Peanut Achievement Club
  9. Information Obtained from Growers
  10. Georgia Peanut Achievement Club
  11. How good are these growers? - Peanut Yields
  12. Tillage Methods
  13. Tropical spiderwort; Palmer Amaranth
  14. Row Patterns
  15. Ethalfluralin (Sonalan) or Pendimethalin (Prowl)
  16. Other Herbicides Used - %
  17. How do the "top" peanut growers in Georgia manage weeds?
  18. UGA Weed Science



SLIDE CONTENTS
  1. Weed Management Practices Utilized by 'Top' Peanut Producers in Georgia (2005-2006) E. P. Prostko and J.P. Beasley The University of Georgia Cooperative Extension WSSA-2008
  2. 1,230,000 acres planted in US 43.1% in GA
  3. Peanut Weed Problems in Georgia Top 10 Most Troublesome Weeds (1-5) SWSS SWSS 1 2 3 4 5 5
  4. Peanut Weed Problems in Georgia Top 10 Most Troublesome Weeds (6-10) SWSS SWSS 6 7 8 9 10
  5. Fungicides are applied 4-7 times/year. Will Duffie, 2006
  6. Peanut Harvesting (2 step process) Digging/Inverting
  7. Peanut Harvesting (2 step process) Combining
  8. Georgia Peanut Achievement Club UGA Cooperative Extension Syngenta Since 1950 Educational/recreational program to recognize top peanut growers in the state. Also known as…… One Ton Per Acre Peanut Club Peanut Money Maker Club
  9. Information Obtained from Growers Acres/yield Rotation Varieties Row pattern Seeding rate Planting date Nematodes Thrips Soil/Foliar insects Tillage Weed control Fungicides Irrigation
  10. Georgia Peanut Achievement Club
  11. How good are these growers? Peanut Yields +1516 +2359 +1367 +2235
  12. Tillage Methods Conventional 2005 – 91% 2006 – 92% Strip-Tillage 2005 – 9% 2006 – 8% Associated Problems weed shifts reduced performance of DNA herbicides
  13. Tropical spiderwort (Bengal dayflower) Palmer Amaranth
  14. Row Patterns Single Row 2005 – 33% 2006 - 8% Twin Row 2005 – 67% 2006 – 92% Why?? 10-15% increase in weed control associated with row patterns 300-500 lb/A yield increases 1-2% increase in grade ($10/ton) Reductions in TSWV Single Row Twin Row
  15. Ethalfluralin (Sonalan) or Pendimethalin (Prowl) 2005 Sonalan – 86% Prowl – 10% 2006 Sonalan – 83% Prowl – 8%
  16. Other Herbicides Used - %
  17. How do the 'top' peanut growers in Georgia manage weeds? conventional tillage twin-rows ethalfluralin (Sonalan) diclosulam (Strongarm) and/or flumioxazin (Valor) imazapic (Cadre/Impose) 2,4-DB (Butyrac/Butoxone)
  18. www.gaweed.com