News Articles
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”…
2022 Fresh and Processed Pear Committee Research Grant Awards
Based on the recommendations of the Pear Research Subcommittee (PRSC), the Fresh and Processed Pear Committees (FPC & PPC) approved $255,575 to fund five (5)…
What does the X-disease/Little Cherry Disease Test Results Numbers Means in Terms of Disease Progression?
Summary by Corina Serban, WSU Extension, Scott Harper, WSU Plant Pathology. May 3, 2022. Updated June 2, 2023. The little cherry and X-disease outbreak has…
