University of Wisconsin. Sea Grant Institute.
University of Wisconsin - Madison.
Invasive Plants Association of Wisconsin.
Wisconsin Department of Natural Resources.
University of New Hampshire. Cooperative Extension; New Hampshire Department of Agriculture, Markets & Food.
Wisconsin Department of Agriculture, Trade, and Consumer Protection.
University of New Hampshire. Cooperative Extension.
Southeastern Wisconsin Invasive Species Consortium.
South Dakota Department of Health.
University of Wisconsin - Extension.
Wisconsin Invasive Species Council.
Wisconsin Department of Agriculture, Trade and Consumer Protection.