There are currently three nursery diagnostic guides available - one for California, one for Oregon, and one
for Washington nurseries. Information and links below.
Phytophthora ramorum - a guide for Oregon nurseries Jennifer Parke and Jay Pscheidt, Dept. of Botany and Plant Pathology, Oregon State University; Robert Linderman, USDA-ARS, Horticultural Crops Research Laboratory.
About the Task Force. Created in August 2000, the California Oak Mortality Task Force (COMTF) is a nonprofit organization, under the California Forest Pest Council, that brings together public agencies, other nonprofit organizations and private interests to address the issue of elevated levels of oak mortality. The Task Force will implement a comprehensive and unified approach for research, management, education and public policy. Copyright 2004, COMTF