Nursery Diagnostic Guides

There are currently three nursery diagnostic guides available – one for California, one for Oregon, and one for Washington nurseries. See information and links below.

Nursery Guide for Diseases of Phytophthora ramorum on Ornamentals: Diagnosis and Management Steven A. Tjosvold and Karl R. Buermeyer: UC Cooperative Extension; Cheryl Blomquist: California Department of Food and Agriculture; Susan Frankel: USDA Forest Service. (2005)

 

 

 

Phytophthora ramorum – a guide for Oregon nurseries Jennifer Parke and Jay Pscheidt, Dept. of Botany and Plant Pathology, Oreg on State University; Robert Linderman, USDA-ARS, Horticultural Crops Research Laboratory. (December 2003)

 

Phytophthora ramorum – a guide for Washington nurseries Jennifer Parke and Jay Pscheidt, Dept. of Botony and Plant Pathology, Oregon State University; Robert Linderman, USDA-ARS, Horticultural Crops Research Laboratory. (June 2004)