Virginia Agricultural Experiment StationByers, Ross E.Carbaugh, D. H. (David H.), 1949-2015-08-072015-08-071995http://hdl.handle.net/10919/56339v, 33 pagesapplication/pdfen-USVirginia Agricultural Experiment Station materials are available for public use, re-print, or citation without further permission, provided the use includes credit to the author and to the Virginia Agricultural Experiment Station and Virginia Tech.S123 .E22Apples -- Diseases and pestsExtension publication32819921