The life history of the fungus involved and the control for cherry
leaf spot was studied ever a two-year period. It was found that the
disease in Oregon is caused by the same fungus described in New York by
Higgins in 1914 as Coccomyces hiemalis and which was more recently...
Revised April 2018. A more recent revision exists. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
The information in this pest management guide is valid for 2019. Trade-name products and services are mentioned as illustrations only. This does not mean that the Oregon State University Extension Service either endorses these products and services or intends to discriminate against products and services not mentioned. Due to constantly...
Revised March 2017.
Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
The bacterium Pseudomonas syringae affects different crops worldwide. In the
Willamette Valley of Oregon, P. syringae causes bacterial canker in sweet cherry,
severely limiting its production. High grafting of susceptible sweet cherry cultivars to
resistant rootstocks is practiced in the Willamette Valley to reduce incidence of this
disease. The research...