Phytophthora ramorum: A Guide for Oregon Nurseries

The funguslike organism Phytophthora ramorum has been causing severe plant disease problems for nurseries and homeowners in California and, now, in Oregon and Washington. This guide helps wholesale nursery personnel identify possible P. ramorum infections and advises on managing them. Also gives current Oregon Dept. of Agriculture policies and procedures for the disease. References including hotline numbers and websites. Includes color photos.

EM 8840    Published December 2003    8 pages
September 2017