Stingless wasps to be released in Winona County to fight ash borers - Bring Me The News

Stingless wasps to be released in Winona County to fight ash borers

The wasps will be released in Great River Bluffs State Park in Winona County, where a recent borer infestation was reported. The state has released the wasps on four separate occasions since the pest was first discovered in 2009.
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The wasps will be released in Great River Bluffs State Park in Winona County, where a recent borer infestation was reported. The state has released the wasps on four separate occasions since the pest was first discovered in 2009.

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