Skip to main content
Photo Carousel Links

Mission

The mission of the Physiology and Pathology of Tree Fruits Research Unit is to expand the knowledge of deciduous tree fruit production systems in the areas of plant disease and fruit quality.
The Physiology and Pathology of Tree Fruits Research is located in Wenatchee, WA and is part of the Pacific West Area.
The Research Leader is James Mattheis.
Email: james.mattheis@usda.gov
Phone: 509-664-2280 ext 249
Fax: 509-664-2287
USDA-ARS Tree Fruit Res Lab
1104 N. WESTERN AVE.
Wenatchee, WA 98801