The Apple Industry in Japan: A Historical Sketch and -Diseases Specific to the Region. K. Sawamura, Hirosaki University, Japan. Y. Harada, and T. Kikuchi Hirosaki University, Japan; J. M. Ogawa University of California, Davis. Plant Dis. 77:546-552. Copyright 1993 The American Phytopathological Society. DOI: 10.1094/PD-77-0546.