South Dakota Department of Agriculture. Conservation and Forestry.
Forest health management in South Dakota encompasses a wide array of growing conditions, management practices and host species.
University of Nebraska - Lincoln. Nebraska Forest Service.
Nevada Division of Forestry.
Kentucky Department for Natural Resources. Division of Forestry.
Missouri Prairie Foundation.
North Dakota State University. Extension Service.
University of Missouri-Columbia.
University of Kentucky. Entomology.
University of Kentucky. Cooperative Extension Service.
Missouri Department of Conservation.
See also: For more information about Invasive Tree Pests (insects and diseases) that are not native to Missouri
South Dakota Department of Agriculture. Division of Resource Conservation and Forestry.
University of Kentucky. College of Agriculture, Food, and Environment. Entomology.
University of Kentucky. College of Agriculture.
University of Kentucky. College of Agriculture. Entomology.
Officials with the Office of the State Entomologist in the University of Kentucky Entomology Department on May 22, 2009 announced two confirmed occurrences in Kentucky of emerald ash borer, an invasive insect pest of ash trees. These are the first findings of this destructive insect in the state.
Southeast Exotic Pest Plant Council.
Kentucky Exotic Pest Plant Council.
University of Kentucky. College of Agriculture. Division of Regulatory Services.
DOI. National Park Service.
Lake Tahoe Basin Weed Coordinating Group.