Botanical Oils Offer Excellent Repellant Action Against Spotted Wing Drosophila

As pests go, spotted wing drosophila (SWD) is a relatively new one in mainland North America. While it was well known in Hawaii, SWD was first discovered in mainland North America in California in 2008. A year later it was found in the Pacific Northwest in Washington, Oregon and British Columbia. It has moved east since then, to Florida, the Carolinas, Michigan and other states. SWD (Drosophila suzukii) is related to the common fruit fly (Drosophila melanogaster), which is normally an annoying, yet harmless, pest that feeds on decaying fruits and vegetables. SWD is much more serious; it feeds...