Virginia Polytechnic Institute and State University. Extension DivisionCouch, Houston B.2019-09-162019-09-161976-07http://hdl.handle.net/10919/93625Powdery mildew is caused by the fungus erysiphe graminis. This disease most commonly occurs in Bermudagrass, bluegrasses, and fescues2 pagesapplication/pdfen-USVirginia Cooperative Extension materials are available for public use, re-print, or citation without further permission, provided the use includes credit to the author and to Virginia Cooperative Extension, Virginia Tech, and Virginia State University.powdery mildewControlExtension publication