Larry Bettiga is Viticulture Advisor for California's Monterey, Santa Cruz and San Benito Counties. He discusses the life cycle of Botrytis cinerea (bunch rot) and how factors such as environment and canopy management in the vineyard affect the severity of the disease. Larry also describes the best management practices to prevent the development of fungicide resistance.

Resources:

• Bunch Rot Disease Management
• UC Pest Management Guidelines

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