walnut twig beetle (Pityophthorus juglandis ) on Southern California walnut (Juglans californica ) - 5422220

walnut twig beetle
Pityophthorus juglandis Blackman, 1928

Host: Southern California walnut (Juglans californica S. Watson)
Descriptor: Damage
Description: Adult walnut twig  beetle tunnel and surrounding canker produced by Geosmithia in southern California  walnut.
Image type: Laboratory
Image location: Los Angeles, California, United States

Specimen Information

Specimen in collection: No
Specimen Condition:
Identification Method:

Photographer Information

Name: Whitney Cranshaw
Organization: Colorado State University
Country: United States

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Image Number: 5422220

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Image Citation:(?) Whitney Cranshaw, Colorado State University, Bugwood.org

Node Affiliation: Bugwood - UGA

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Image uploaded on Tuesday, May 18, 2010
Image Information last updated on Thursday, May 20, 2010