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WSU Decision Aid System

WSU Decision Aid System

Why Coverage and Calibration Matter

Friday February 16, 2018 8:20am
Taking the time to ensure that your sprayer is properly calibrated will insure best control of pests and diseases and save time and money. Proper calibration of an airblast sprayer requires that tractor speed, water volume, and nozzle manifold arrangement be coordinated to achieve the best coverage under site-specific operating conditions. Driving too fast is the most common error made in airblast sprayer calibration.

Ways to Reduce Drift

Friday February 16, 2018 8:19am
Spray drift is one of the most important issues facing pesticide applicators. Movement to off-site locations can be caused by wind, poor calibration/adjustment, and operator error.

How Relevant Are Parasitoids for Leafroller Control?

Tuesday February 13, 2018 11:44am
Leafrollers have a number of parasitoids that naturally occur in orchards.

Most Effective Strategies for Control of Obliquebanded Leafroller

Tuesday February 13, 2018 11:43am
Timing is everything when it comes to effective pest management. Knowing when a pest is susceptible to which kind of pesticide is the key for successful control.

Oriental Fruit Moth Monitoring Required for Export to Mexico or Canada

Monday February 12, 2018 4:57pm
All stone fruit packed for shipment to Mexico or British Columbia, Canada must be inspected and be certified as free of oriental fruit moth (OFM). OFM must be monitored with traps from first adult flight throughout the season.
Decision Aid System v. 6.8.0 (DAS) - Tree Fruit Research & Extension Center
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