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May 12, 2026 11:27 am
Greg Pennyroyal’s presentation to the group at the May meeting covered the factors that contribute to powdery mildew pressure and how they affect spray intervals. He also provided guidelines for different products to treat powdery mildew based on severity and emphasized the importance of rotating products to prevent resistance from developing. You can access Greg’s presentation at this link: https://docs.google.com/presentation/d/1WVyGVsPZ34IiQaNxA5RFHtopt4HuxMOV/edit?usp=sharing&ouid=109058033488663734850&rtpof=true&sd=true