First Report of Armillaria ostoyae on Pinus koraiensis in the Russian Far East. Gregory Filip, Department of Forest Science, Oregon State University, Corvallis 97331. Geral MacDonald, Anatoly Sapozhnikov and Vera Harberger. USDA Forest Service, Intermountain Research Station, Moscow, ID 83843; and Far East Forestry Research Institute, Khabarovsk, Russia. Plant Dis. 77:101. Accepted for publication 9 September 1992. Copyright 1993 The American Phytopathological Society. DOI: 10.1094/PD-77-0101B.