Contact your local county Extension office, or MSU Diagnostic Services: Howard Russell 517-353-9386

 

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Information prepared by Michigan State University's Tom Ellis, Rufus Isaacs, Doug Landis and Joy Landis. Support provided by MSU Extension, the Center for Integrated Plant Systems, MSU Dept of Entomology, the Michigan Dept of Agriculture, and the MSU Integrated Pest Management Program. August 2003 by landisj@msu.edu