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Search Help Pennsylvania State University. Cooperative Extension.
Auburn University (Alabama). College of Agriculture. Department of Entomology and Plant Pathology.
Pennsylvania Fish and Boat Commission.
Scroll to view list of aquatic species banned in Pennsylvania.
Pennsylvania State University. Cooperative Extension.
Montana State University.
The Center for Invasive Species Management closed in 2015. Archives of relevant materials are available here.
University of Vermont. Entomological Research Laboratory.
Oklahoma State University. Entomology and Plant Pathology.
Pennsylvania State University. Cooperative Extension.