field tour participants at Washington State University’s Tree Fruit Research and Extension Center
After the Biocontrol Field Tour hosted by the ESA Plant-Insect Ecosystems Section in the Wenatchee, Washington, area in May 2022, some participants went on an impromptu visit to Washington State University’s Tree Fruit Research and Extension Center, where they learned about rearing parasitoids of spotted-wing drosophila (Drosophila suzukii). (Photo by Suzanne Wainwright)