Fruit Flies Infesting Crops

A pesky foreign fruit fly has been wreaking havoc for local berry and cherry farmers in the past few years. And this year may be worse than last, which was the worst on record, according to the Oregon State University Extension Service.

Known as the spotted wing drosophila, or Drosophila suzukii, the fruit fly attacks ripening fruit by laying eggs under the fruit’s surface. Within days, the fruit’s structure collapses, becoming a haven for maggots.

The insect is native to Southeast Asia and first appeared in California in 2008. It made its way to Oregon in 2009 and has since spread all over the state, including the southern Willamette Valley.

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