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Bugwood
Bluestain fungus
Ophiostoma piceae

Bluestain fungus (Ophiostoma piceae) is a fungal pathogen.

Much of the blue stain in conifer timber is caused by species of Ophiostoma. Ophiostoma species are common associates of bark beetles which aid in their dispersal.

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02/27/2018 - Hybrid mountain pine beetles threaten Jasper National Park
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