spruce beetle

noun

1. a beetle, Dendroctonus rufipennis, that feeds on and nests in spruce, pine, and other evergreen trees, sometimes causing extensive damage.

Example Sentences

Commercial spruce have long been planted next to such woods, and every time a tree hosting spruce beetle is found, it and neighbouring, sometimes ancient trees, have to be removed.

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There was a decline in tree mortality in 2019 due to bark beetles compared to 2018, but “large epidemics of spruce beetle and roundheaded/western pine beetles in Colorado continue to expand,” the report said.

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The move comes as officials try to reduce fire danger amid a spruce beetle infestation, the Anchorage Daily News reported .

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In terms of forest health, the homogeneity of the age class of the trees allowed the spruce beetle to run rapidly along the Continental Divide.

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And in 2017, invasive pests like the spruce beetle continued to whittle away the state’s forests.

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