Fungicide Resistance is a real issue in the grape industry in regards to powdery mildew control. Growers need to take this seriously and be able to recognize signs of it in their vineyards; however, sometimes what may appear to be a resistance problem may actually be an issue of poor sprayer calibration/coverage. Watch this brief video with Research Plant Pathologist with the USDA Walt Mahaffee as he explains and read more about it in American Vineyard Magazine. Don’t currently receive the magazine? Subscribe for free at: https://malcolmmedia.com/american-vineyard-subscriptions/
Tag: powdery mildew control
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Considerations for Powdery Mildew Management in the Vineyard this Season
Special Thanks to This Video’s Sponsor! Powdery mildew is an early season disease and growers should have a strategy in place as to how to manage it. Viticulture Farm Advisor Rhonda Smith talked about this at the recent Sonoma Grape Expo. Watch this interview with Rhonda as she offers some considerations for growers moving into the 2018 growing season.