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Insects of Trees in North America

An Index of Common Harmful Tree Insects
There are over 30 tree insects that contribute to health decline and death of most of the trees in the United States. This list of tree insects cause most tree health problems and death. These insects are the cause of significant replacement expense of yard trees and the commercial expense of future losses of forest products.
The Virtual Insectary
This site highlights only one primarily forest pest, Pale Tussock Moth, but is a lot of fun.  The photos are a little slow to load but much fun...
Bugwood Family of Sites
An entomology and forest resources digital information work group...
Asian Longhorned Beetle
A new pest in the old mix...
Forest and Tree Pests by CSFS
A site maintained by the Colorado State Forest Service...
Southern Pine Beetle Information Directory
The Southern Pine Beetle, Dendroctonus frontalis, is the most destructive forest insect in the American south.  Look up how to id and control the insect...
Forest and Tree Health, USDA, Forest Service, State and Private
The U.S Forest Service, State and Private, brings you forest health publications you can download...
Forest Insects
...from the Canadian Forest Service
Pesticide Labeling
A directory of forest pesticide labels from the Alabama Cooperative Extension Serivce...
Shade and Forest Insects
Description of major forest insects with photos from Clemson University...
ForestPests.org
Forest Pests of North America...
Forest Pests from Ohio Division of Forestry
A really good overview of forest pests from Ohio's Department of Natural Resources, Division of Forestry...
Forest Health
The official Forest Health site including monitoring...
Bugwood Forest Insect Factsheets
Major forest insect factsheets...
Gypsy Moth in North America
The gypsy moth is one of North America's most devastating forest pest. It was introduced into the United States by E. Leopold Trouvelot near Boston MA. Trouvelot had a passion for insects - this brief passion left a legacy of destruction...
Historic Forest Insect Photo Collection
From the National Agricultural Library...
Western Pine Beetle
The Western Pine Beetle, Dendroctonus brevicomis, is the most destructive forest insect in the American west.  Look up how to id and control the insect...

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