University of Wisconsin Sea Grant.
University of Wisconsin - Madison.
Louisiana State University Agricultural Center. Research and Extension.
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.
Vermont Agency of Natural Resources. Department of Environmental Conservation.
University of Wisconsin - Extension.
Wisconsin Invasive Species Council.
Wisconsin Department of Agriculture, Trade and Consumer Protection.