News Articles
Evaluation of Pear IPM Toolbox Project
Help evaluate the impact of a recent pear IPM project.
Cosmic Crisp – 2022 Pre harvest observations
Written by B. Sallato and I. Hanrahan, October 2022. Growers are starting to harvest their WA 38 orchards, and while it is still early to…
NOSB Fall 2022 Meeting Comment Period Open
Comments due September 29 for National Organic Standards Board. Critically important materials up for review this October include: Fixed coppers and copper sulfate, sticky traps…
Honeycrisp Starch Chart
The following honeycrisp starch scale was developed by the Washington Tree Fruit Research Commission. Honeycrisp Starch Scale
2022 Update: Additional WA 38 Harvest and Storage Considerations
The compound 1-methylcyclopropene (1-MCP) has been used as a postharvest storage treatment to slow fruit ripening. The 1-MCP binds to ethylene receptors and hinders ethylene-depended…
Monitor and Manage Vectors of X-disease phytoplasma
Both leafhopper population numbers and X-disease phytoplasma concentration in the tree are likely to be higher after harvest. When phytoplasma concentration in the tree is…
Little Cherry Disease Q&A With The Experts
When researchers talk about ‘Little Cherry’ they are using a colloquial term for three different pathogens: Little cherry virus-1 (LChV-1) and Little cherry virus-2 (LChV-2)…
Resources for Little Cherry & X-disease management 2022
Multiple resources are available on symptoms, scouting, and sampling for Little Cherry & X-disease to encourage effective tree removal and management. Resource pages: X-disease phytoplasma…
Cold weather can be tough for trees and for bees. Strong colonies and lots of them is a good place to start
Cold temperatures keep bees from flying. This topic of bee flight and temperature comes up a lot. Almost everything I read says bumble bees and…
Using the Pear Psylla Phenology Model for “soft” (IPM) Programs
Using the pear psylla phenology model in the WSU Decision Aid System can increase the effectiveness of a pear psylla IPM program (i.e., a “soft”…
