Stingless wasps are battling emerald ash borer

December 31, 2013 at 12:43 am in Uncategorized

The Minnesota Department of Agriculture (MDA) has confirmed that stingless wasps are doing their job in attacking emerald ash borer (EAB).
Two years after releasing the wasps at Great River Bluffs State Park near Winona, MDA staff has found reproduc…continue reading on echopress.com