Strategies To Prevent Secondary Pests Following Sprays For Brown Marmorated Stink Bug
With increased pressure from the Brown Marmorated Stink Bug (BMSB), growers have to extend spray seasons through harvest.
“It made us start to look up re-entry and pre-harvest intervals more than we used to and it brought the first wide-spread use of pyrethroids to Pennsylvania apple orchards,” writes David Biddinger, tree fruit research entomologist with Penn State University. “Pyrethroids were always a bad word in Pennsylvania IPM programs because of the negative effects they have on the biological control of secondary pests such as spider mites.”
For guidelines and control strategies to prevent flare-ups of European Red Mite and Two-Spotted Spider Mite, click here.
Source: Penn State University Extension