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Extension Workshop – Fungicide Resistance Management

February 27, 2019 @ 8:30 am - 5:30 pm

grape powdery mildew

This workshop is designed for crop consultants, vineyard managers or anyone who writes or recommends fungicide programs.

Preregistration is required:  Registration is closed.

Registration will be limited to 50 people, and closes February 18, 2019.

Cost: $55, covers lunch and all workshop handouts

Oregon Department of Agriculture Pesticide Recertification credits available: 3 core credits + 3 other credits (6 total).

Washington State Department of Agriculture Pesticide Recertification credits available – 7 credits total

  • 8:30 AM – Registration and Refreshments, Pre-Workshop Survey
  • 9:00 AM – Opening discussion and presentation of day’s activities
  • 9:15 AM – General Mildew Biology (Dr. Charlotte Oliver, Washington State University)
  • 9:45 AM – How Fungicide Resistance Occurs, and Using Resistance Management Concepts in Mildew Management Programs (Dr. Timothy Miles, Michigan State University)
  • 10:15 AM – Coffee Break
  • 10:30 AM – Cultural Practices to Manage Mildew (Katherine East, Washington State University)
  • 10:50 AM – The Implications of Poor Sprayer Maintenance and Practices (Gwen Hoheisel, Washington State University)
  • 11: 25 AM – Designing a Mildew Spray Program (small group activity) (Dr. Michelle Moyer, Washington State University)
    • Presentation of activity rules, procedures, and intended educational outcomes
    • Division into groups and assignment of vineyard scenarios and management philosophies
  • 12:00 PM – Lunch Break and Networking
  • 1:00 PM – Continue group work and finalization of activity
  • 3:30 PM – Presentation of Vineyard Scenarios and Designed Spray Programs –  Group evaluation and discussion
  • 5:00-5:30 PM – Wrap-up and post-workshop survey

Financial Support

Additional costs of this workshop are offset with financial support by:

  • USDA-NIFASCRI Award No. 2018-03375 titled “FRAME: Fungicide Resistance Assessment, Mitigation and Extension Network for Wine, Table, and Raisin Grapes”
  • USDA-NIFACPPMCG Award titled “WA State IPM Extension Implementation Program 2017-2020”.
  • With a generous donation by Bleyhl Co-op.

Bleyhl Coop Logo Image


Anyone attending this program who requires auxiliary aids or services, please contact Michelle Moyer at 509-786-9234 or . Extension programs and employment are available to all without discrimination. Evidence of noncompliance may be reported through your local Extension office.




February 27, 2019
8:30 am - 5:30 pm
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Michelle Moyer


Walter Clore Wine and Culinary Center
2140 Wine Country Rd
Prosser, WA 99350 United States
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(509) 786-1000
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