Canker Removal Now is Critical for Fire Blight Management this Year

Tuesday Jan 02, 2024

No one wants fire blight in their orchard next year. For fire blight to take off in your orchard next year three things need to be there: the pathogen, the warm conditions and...

Delayed Dormant Sprays

Tuesday Jan 02, 2024

Dormant sprays are important for management of a wide range of pests including European red mite, woolly apple aphid, rosy and green apple aphids, and San Jose Scale. Most of these are easily controlled using a variety of materials, but if you are using oils, remember that good coverage is essential because they work by covering the egg stage and preventing respiration.

Delayed Dormant Sprays for Leafrollers

Tuesday Jan 02, 2024

Pandemis leafroller (PLR) and oblique-banded leafroller (OBLR) have different phenologies which are well documented on DAS. Delayed dormant sprays can work well for PLR, but are generally too early in the season for efficacy against larvae of OBLR.

Why Coverage and Calibration Matter

Tuesday Jan 02, 2024

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

Tuesday Jan 02, 2024

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.