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Pear Psylla Management – Post-harvest Sprays

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This spring, like many early season psylla controls were difficult to apply. Early season management limitations have many wondering if post-harvest is a logical time to target overwintering adults. However, currently effective post-harvest management requires area wide coordination, effective products and adequate coverage. Dr. Louis Nottingham, WSU Entomology, TFREC summarizes pear psylla postharvest sprays here:

Washington State University