News Articles

Since 2011, the WTFRC has conducted studies in apple and cherry to generate pesticide residue data for commonly used insecticides and fungicides to help Washington…

Here are case studies four to seven in our tree removal case studies series.

Written by Robert Orpet and Louis Nottingham, WSU TFREC, Entomology October 2020. Kaolin clay (Surround WP) is a white sprayable powder that discourages pear psylla…

Now that the growing season is coming to a close, you might be wondering what parts of your pest management program worked well, and which…

The Pear Rootstocks and Systems Virtual Field Tour Webinar held on August 14 was a successful event with 164 registrants. The events tag line was…

WSU Tree Fruit Extension will provide a variety of learning opportunities this fall and winter in order to continue to bring growers research-based information while…

To date, Ambrosia maturity has largely been determined by starch index. The general recommendation is to start harvest at a starch of 2.6 and finish…

Since 2011, the Washington Tree Fruit Research Commission has conducted annual studies to provide the Northwest cherry industry basic information about residues of commonly used…

August and early September are good times to remove trees infected with X-disease phytoplasma and Little cherry virus. Quick removal reduces the time infected trees…

New August 2020 when X-disease or Little Cherry infections reach or exceed 20% of a stand the whole block may be eligible for tree loss…