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HYLOBIUS WARRENI . Young lodgepole pine killed by Warren's root collar weevil whose larvae tunnel beneath bark in collar region . Older pine in background killed by Dendroctonus . Location: Rocky Mountains , Canade .

Reference: 4708

HYLOBIUS WARRENI . Young lodgepole pine killed by Warren's root collar weevil whose larvae tunnel beneath bark in collar region . Older pine in background killed by Dendroctonus . Location: Rocky Mountains , Canade .


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Credit line: Forestry Commission

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