Archives: News Articles
The Utility of Bitter Pit Prediction Models for Honeycrisp in Washington State
Written by Ines Hanrahan and Marcella Galeni, Washington Tree Fruit Research Commission, June 2019. At a Glance: Methods evaluated: Ethephon method; Passive method;…
Cherry Insect Control during Harvest
June 7, 2019, WSDA PMD (TWS) The 2019 cherry harvest has begun. During this time, it may be necessary to apply insecticides to manage…
Managing earwigs: how and why to conserve in pome fruits and suppress in stone fruits
Earwigs are omnivores capable of damaging fruits, but they can also suppress pests such as woolly apple aphid and pear psylla. So, are earwigs pests…
Tips to minimize apple and pear fruit infections in atypical cool and wet early season
Written by Achour Amiri, WSU, May 2019 The unusual cool and wet spring observed, so far this season in Central Washington, has to be…
Fire blight susceptibility of apple cultivars
New research documents the relative susceptibility to fire blight of a broad range of apple cultivars.
Use Fungicide Resistance Management for Powdery Mildew
WSU's Gary Grove describes best management practices for fungicide resistance management for cherry powdery mildew.
Pear Psylla Update and Soft Spray Strategies
Written by Louis Nottingham, WSU, May 2019 Greater densities of pear psylla adults have been observed this spring than in 2018. Many orchards in the…
Developing a cv. WA 38 starch scale for the Washington State apple industry
Written by Ines Hanrahan and Marcella Galeni, Washington Tree Fruit Research Commission, May 2019 At a Glance WA 38 develops two predominant starch patterns…
Honey Bee Management in Tree Fruit Orchards
An update on honeybee management for tree fruit orchards from Tim Lawrence, WSU Extension, and Tory Schmidt, WA Tree Fruit Research Commission.
How to Effectively Manage Codling Moth
Without any intervention, codling moth numbers increase about four-fold from generation to generation. Therefore, targeting the first generation is important to reset the population size…
