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Invasive Species Resources

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Iowa Department of Natural Resources.
Iowa Department of Agriculture and Land Stewardship. Entomology and Plant Science Bureau.
The Iowa Tree Pests website was designed to be an up-to-date source of information for Iowa, and for any person who wants to learn more about invasive tree pests. There currently are several invasive insect and disease pests on the horizon, not only of great concern for Iowa and the Midwest, but also the entire United States.

Wisconsin Department of Natural Resources.

Wisconsin Department of Natural Resources.

Wisconsin Department of Natural Resources.

Wisconsin Department of Natural Resources.

North Dakota State University. Extension Service.

Wisconsin Department of Natural Resources.

North Dakota State University. Extension Service; University of Minnesota Extension.

Wisconsin Department of Natural Resources.

Wisconsin Department of Natural Resources.

Lower Platte Weed Management Area.
University of Illinois. Department of Crop Sciences. Weed Science.

Wisconsin Department of Natural Resources.

Wisconsin Department of Natural Resources.

Wisconsin Department of Natural Resources.

Iowa State University. Extension and Outreach.

Wisconsin Department of Natural Resources.

North Dakota State University.