What is Sudden Oak Death?

SOD is an exotic disease caused by the microscopic pathogen Phytophthora ramorum, estimated to have been introduced into California 20-25 years ago from unknown region of the world. P. ramorum was unwittingly introduced into California’s natural landscape when infected ornamental plants, such as Rhododendrons and Camellias (which carry the disease), were outplanted into the environment. […]

After SOD Arrives in Your Area

Topic: Once SOD infections have arrived, what can be done? Recommendation:  If SOD is present in a portion of the property remember to: Schedule all landscaping and construction operations to occur first in the SOD-free area. Ensure that equipment is cleaned after work in the SOD infested area. Minimize all activities and operations in the […]

Review Article – Invasions by Forest Pathogens

Molecular analysis to study invasions by forest pathogens: examples from Mediterranean ecosystems Journal Article Biological invasions by exotic plant pathogens in Mediterranean ecosystems are characterized using molecular analysis.

Heterobasidion: A Disposition of Two North American Species

What’s in a name? Two of the most serious wood pathogens of conifers worldwide have been renamed by U.C. Berkeley and US Forest Service scientists. Because of the significant economic and scientific importance of these organisms, and because one of them was introduced in Europe by US soldiers during World War II, this is a […]

Quarantine Alert – Heterobasidion irregulare

The U.C. Berkeley Forest Pathology Lab directed by Matteo Garbelotto and the Gonthier Lab at the University of Turin, Italy, have jointly discovered the US military transported H. irregulare from North America to Italy in 1944, and have spearheaded most of the research on its invasion process. In October 2013, thanks to their efforts, Heterobasidion […]

Wood Decay Diagnostic

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