Virginia Polytechnic Institute and State University. Extension DivisionCouch, Houston B.2019-09-162019-09-16http://hdl.handle.net/10919/93624Symptoms, disease process and control of helminthosporium leaf spot2 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.helminthosporiumControlExtension publication