Louisville Water Company.
Rhode Island Department of Environmental Management.
New York Codes, Rules, and Regulations.
Rhode Island Natural History Survey.
New York Department of Environmental Conservation.
A regulation was adopted in 2014 that prohibits or regulates the possession, transport, importation, sale, purchase and introduction of select invasive species. The purpose of this regulation is to help control invasive species, a form of biological pollution, by reducing the introduction of new and spread of existing populations.
Kentucky Exotic Pest Plant Council.
University of Kentucky. College of Agriculture. Division of Regulatory Services.
New York State Agricultural Experiment Station.
Kentucky Department of Fish and Wildlife Resources.