Invasive beetle known to wipe out ash trees found in Oregon
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Forest Pest Insects in North America: a Photographic Guide
Forest & Shade Tree – Insect & Disease Conditions for Maine, June 16, 2023
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Van Driesche, Roy - Department of Environmental Conservation
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Insects: Their Natural History and Diversity : With a Photographic Guide to Insects of Eastern North America by Stephen A. Marshall (2007, Hardcover, Revised edition) for sale online
Landscape and Lawn Pests: Insect Identification & Control
Forest Pest Insects in North America: a Photographic Guide
Twolined Chestnut Borer Agrilus bilineatus - ppt download
Odd Insects Archives - Insect Diagnostic Lab
Alfalfa Weevil: A Challenging Insect Pest of Forage Alfalfa in the Western United States
Gilpinia Sawfly GenUS
Monochamus alternatus - Bugwoodwiki