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Sudden Oak Death and Phytophthora ramorum: A Guide for Forest Managers, Christmas Tree Growers, and Forest Tree Nursery Operators in Oregon and Washington

Phytophthora ramorum (Sudden Oak Death) is a significant threat to forests and nurseries on the West Coast. This publication covers history of the disease pathogen, its distribution, and life cycle. Describes disease symptoms on forest trees and shrubs. Gives detection and eradication protocols, including quarantines. Tells how to prevent spread. References to other sources of information.

EM 8877    Published April 2006    16 pages