The Minnesota Department of Agriculture (MDA) sprayed about 1,500 acres last week in Hennepin, Anoka and Washington counties in an effort to eradicate gypsy moth infestations. A second aerial ...

DNR The Minnesota Department of Natural Resources will soon be flying an aerial detection survey across the state to pinpoint where defoliation from forest tent caterpillars has ...

Foray 48B is a biological insecticide that is widely used in ... kurstaki, known as Btk. On a Ministry of Environment website, it states that Btk is a bacterium harmful only to moth and butterfly ...