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Dave Whitmer, Agricultural Commissioner/Sealer

Dave Whitmer, Agricultural Commissioner/Sealer. EGVM Presentation. Dave Whitmer, Agricultural Commissioner/Sealer. EUROPEAN GRAPEVINE MOTH (EGVM). Status Report on EGVM within Napa County January 17, 2010. EGVM Presentation. European Grapevine Moth in Napa County

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Dave Whitmer, Agricultural Commissioner/Sealer

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  1. Dave Whitmer, Agricultural Commissioner/Sealer EGVM Presentation

  2. Dave Whitmer, Agricultural Commissioner/Sealer EUROPEAN GRAPEVINE MOTH (EGVM) Status Report on EGVM within Napa County January 17, 2010 EGVM Presentation

  3. European Grapevine Moth in Napa County First confirmed detection: September 29, 2009 Total larval specimens Lobesia sp. positive: 30 Total larval properties Lobesia sp. positives: 23 Total adult EGVM Lobesia botrana found: 8 Dave Whitmer, Agricultural Commissioner/Sealer EGVM Presentation

  4. Dave Whitmer, Agricultural Commissioner/Sealer • European Grapevine Moth in Napa County Distribution of finds EGVM Presentation

  5. European Grapevine Moth in Napa County Known geographic distribution within Napa County: Primarily Oakville/Rutherford area Zinfandel Lane, south of St. Helena Third Avenue, east of Napa Total detection traps deployed (10/7-26/2009): 250 Number of trap servings prior to winter: 3 Total adult EGVM Lobesia botrana found: 8 Dave Whitmer, Agricultural Commissioner/Sealer EGVM Presentation

  6. European Grapevine Moth in Napa County Dave Whitmer, Agricultural Commissioner/Sealer Delimitation Trapping EGVM Presentation

  7. Dave Whitmer, Agricultural Commissioner/Sealer European Grapevine Moth in Napa County LifeStages

  8. Dave Whitmer, Agricultural Commissioner/Sealer • European Grapevine Moth in Napa County EGVM Presentation

  9. Dave Whitmer, Agricultural Commissioner/Sealer • European Grapevine Moth in Napa County EGVM Presentation

  10. Dave Whitmer, Agricultural Commissioner/Sealer • European Grapevine Moth in Napa County EGVM Presentation

  11. Dave Whitmer, Agricultural Commissioner/Sealer • European Grapevine Moth in Napa County EGVM Presentation

  12. European Grapevine Moth in Napa County Dave Whitmer, Agricultural Commissioner/Sealer EGVM Presentation

  13. European Grapevine Moth in Napa County Dave Whitmer, Agricultural Commissioner/Sealer Botrytis Begins… EGVM Presentation

  14. European Grapevine Moth in Napa County Dave Whitmer, Agricultural Commissioner/Sealer EGVM Presentation

  15. European Grapevine Moth in Napa County Dave Whitmer, Agricultural Commissioner/Sealer Almost Completely Botrytized… EGVM Presentation

  16. European Grapevine Moth in Napa County Dave Whitmer, Agricultural Commissioner/Sealer Best Way to Dispose of Infested Crop EGVM Presentation

  17. European Grapevine Moth in Napa County Dave Whitmer, Agricultural Commissioner/Sealer And in Reds… EGVM Presentation

  18. European Grapevine Moth in Napa County Dave Whitmer, Agricultural Commissioner/Sealer And in Reds… …premature shrivel and entry holes in berries EGVM Presentation

  19. European Grapevine Moth in Napa County Dave Whitmer, Agricultural Commissioner/Sealer A Closer Look EGVM Presentation

  20. Dave Whitmer, Agricultural Commissioner/Sealer • European Grapevine Moth in Napa County A Closer Look EGVM Presentation

  21. Dave Whitmer, Agricultural Commissioner/Sealer

  22. European Grapevine Moth in Napa County Potential Distribution in the U.S. Dave Whitmer, Agricultural Commissioner/Sealer

  23. European Grapevine Moth in Napa County What’s Happening Right Now? Regulatory program is being developed and will closely mirror LBAM quarantine requirements Determining extent of infestation through delimitation trapping (budbreak early to mid March) Working with USDA/CDFA to get quality information and develop strategy well before Spring Technical Working Group (area under quarantine, eradication, trap denisties, monitoring, degree day model, treatment, area wide mating disruption, etc.) Working with USDA (SITC) to identify how EGVM got to Napa County Dave Whitmer, Agricultural Commissioner/Sealer

  24. European Grapevine Moth in Napa County Challenge is developing and implementing action steps which are dependent on recommendations of Technical Working Group (TWG) Statewide Survey being planned for all grape growing areas in California (25 traps per sq. mi.) Dave Whitmer, Agricultural Commissioner/Sealer

  25. European Grapevine Moth in Napa County Growers are asked to become educated about EGVM biology, including: Life stages (eggs, larvae, pupae, adults) Feeding behavior and damage on grapevines Flower (individual developing flowers and berries; larval nests) Fruit (individual berries, webbing in clusters, bunch rot) Become familiar with pest management strategies, monitor vineyards, regularly check for email alerts and visit County/UC website for treatment timing Comply with all applicable quarantine and compliance agreement requirements to prevent artificial spread and allow harvested winegrapes to be moved for processing Dave Whitmer, Agricultural Commissioner/Sealer

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