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Invasive Species Resources

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University of Michigan. Museum of Zoology.
University of Michigan. Museum of Zoology.
University of Michigan. Museum of Zoology.
University of Michigan. Museum of Zoology.
University of Michigan. Museum of Zoology.
University of Michigan. Museum of Zoology.
University of Michigan. Museum of Zoology.
University of Michigan. Museum of Zoology.
University of Michigan. Museum of Zoology.
University of Michigan. Museum of Zoology.
University of Michigan. Museum of Zoology.
Hawaii Department of Land and Natural Resources. Division of Aquatic Resources.
Tip of the Mitt Watershed Council (Michigan).
South Dakota State University. Agricultural Experiment Station; Cooperative Extension Service.
University of Hawai'i - Mānoa. College of Tropical Agriculture and Human Resources.

Michigan Department of Environment, Great Lakes, and Energy.

USDA. Forest Service.
There are 21 major species of noxious weeds (invasive) on the Black Hills National Forest in western South Dakota and northeastern Wyoming. 
Hawaii Department of Agriculture.
Michigan Technological University. Forest Resources and Environmental Science.