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U.S. Department of Agriculture
National Invasive Species Information Center
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Invasive Species Resources

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All About Birds - European Starling
Cornell Laboratory of Ornithology.
Note: Nesting Behavior
Annual Plum Pox Virus Survey
Cornell University (New York). New York State Agricultural Experiment Station.
Anthracnose of Flowering Dogwood (PDF | 424 KB)
Cornell University. Cooperative Extension of Suffolk County. Horticulture Diagnostic Laboratory.
See also: Tree and Shrub Disease for more fact sheets.
AQUAPLANT - Alligator Weed
Texas A&M University. AgriLife Extension Service. Department of Wildlife and Fisheries Sciences.
AQUAPLANT - Chinese Tallow
Texas A&M University. AgriLife Extension Service. Department of Wildlife and Fisheries Sciences.
AQUAPLANT - Common Reed
Texas A&M University. AgriLife Extension Service. Department of Wildlife and Fisheries Sciences.
AQUAPLANT - Curly-Leafed Pondweed
Texas A&M University. AgriLife Extension Service. Department of Wildlife and Fisheries Sciences.
AQUAPLANT - Egeria
Texas A&M University. AgriLife Extension Service. Department of Wildlife and Fisheries Sciences.
AQUAPLANT - Eurasian Watermilfoil
Texas A&M University. AgriLife Extension Service. Department of Wildlife and Fisheries Sciences.
AQUAPLANT - Giant Reed
Texas A&M University. AgriLife Extension Service. Department of Wildlife and Fisheries Sciences.
AQUAPLANT - Giant Salvinia
Texas A&M University. AgriLife Extension Service. Department of Wildlife and Fisheries Sciences.
AQUAPLANT - Water Hyacinth
Texas A&M University. AgriLife Extension Service. Department of Wildlife and Fisheries Sciences.
AQUAPLANT - Water Lettuce
Texas A&M University. AgriLife Extension Service. Department of Wildlife and Fisheries Sciences.
Aquatic Invasive Species

Illinois-Indiana Sea Grant College Program.
Asian Soybean Rust (May 2005)
South Dakota State University. Agricultural Experiment Station; Cooperative Extension Service.
Biological Control of Weeds in Texas
Texas A&M University. Entomology.
Biological Control: A Guide to Natural Enemies in North America
Cornell University. Agriculture and Life Sciences.
This guide provides photographs and descriptions of biological control (or biocontrol) agents of insect, disease, and weed pests in North America. It is also a tutorial on the concept and practice of biological control and integrated pest management (IPM). Whether you are an educator, a commercial grower, a student, a researcher, a land manager, or an extension or regulatory agent, we hope you will find this information useful.
Biology and Silvicultural Management of Sirex Woodwasp (2009) (PDF | 207 KB)
Cornell University Cooperative Extension. Department of Natural Resources.
See also: ForestConnect Fact Sheet Series for more factsheets.
Boxwood Blight (Jul 2018) (PDF | 369 KB)
Purdue University. Plant and Pest Diagnostic Laboratory.
See also: Diseases of Ornamentals for more resources
Chinese and European Privet: A Threat to Texas' Forests (PDF | 213 KB)
Texas A&M University. Texas Forest Service.
See also: Texas Forestry Association's "Dirty Dozen" (scroll to view) for more fact sheets