Douglas-fir beetle (Dendroctonus pseudotsugae ) on Douglas-fir (Pseudotsuga menziesii ) - 1241472

Douglas-fir beetle
Dendroctonus pseudotsugae Hopkins, 1905

Host: Douglas-fir (Pseudotsuga menziesii (Mirbel) Franco)
Descriptor: Damage
Description: Douglas-fir beetle often kills groups of adjacent trees in successive years. Older dead with little remaining foliage are commonly found near recent mortality. Groups such as this are a good place to look for fresh attacks which will have boring dust on stems but green crowns.
Image type: Field
Image location: United States

Photographer Information

Name: Ladd Livingston
Organization: Idaho Department of Lands
Country: United States

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Image Number: 1241472

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Image Citation:(?) Ladd Livingston, Idaho Department of Lands, Bugwood.org

Node Affiliation: University of Georgia

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Image uploaded on Wednesday, April 14, 2004
Image Information last updated on Monday, February 14, 2011