A swimming, two-tailed fungus with an appetite for oak bark is probably to blame for the death of thousands of trees in coastal California, and if people aren’t careful, the deadly microbe could spread to the nation’s other oak forests, a UC Davis plant scientist said today. The fungi move around by spores that can easily travel in infected wood and soil, on bicycle and car tires, hikers’ shoes and animals’ feet, said UC Davis plant pathologist David Rizzo. Rizzo is a member of the University of California Oak Research Team that was assigned to track down and understand the killer of thousan
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