Robert A. Haack, rhaack@fs.fed.us¹, Leah Bauer, lsbauer@msu.edu¹, Houping Liu, liuho@msu.edu², Deborah G. McCullough, mccullod@msue.msu.edu², and Therese Poland, tpoland@fs.fed.us¹. (1) USDA Forest Service, North Central Research Station, 1407 S. Harrison Rd, East Lansing, MI, (2) Michigan State University, Department of Entomology, East Lansing, MI