Friday, April 16, 2010

Disease Hotline Issue 3


Swiss needle cast on leaves. Photo provided by: USDA Forest Service - North Central Research Station Archive, USDA Forest Service, Bugwood.org

Fruiting bodies of Swiss needle cast. Photo provided by: USDA Forest Service Archive, USDA Forest Service, Bugwood.org

Rhabdocline needle cast. Photo found at: http://www.plantpath.cornell.edu/trees/photo3/rhabph77b.JPEG

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