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Search Help University of Arkansas. Cooperative Extension Service.
The collection of digital images is provided as a service to Arkansas agriculture. These images represent symptoms of both pathological (infectious) and non-pathological (physiological/environmental) disorders of agronomic row crops and horticultural crops that grow in Arkansas. These photos are useful as an identification tool to growers of the crops listed.
Smithsonian Institution. Smithsonian Environmental Research Center. Marine Invasions Research Lab. National Exotic Marine and Estuarine Species Information System (NEMESIS).
University of Hawaii. Tropical Agriculture and Human Resources. Integrated Pest Management Program.
Provides general information on pest hosts, distribution, damage, biology, and management in the form of pest summaries.
DOC. NOAA. Great Lakes Environmental Research Laboratory.
The present database targets nonindigenous aquatic species that are not considered to have been native to any part of the Great Lakes basin. GLANSIS functions as a Great Lakes specific node of the USGS NAS national database.
Midwest Invasive Plant Network.
Provides information on how to control many invasive plants common to the Midwestern U.S. Information was collected from both scientific literature and expert opinions and summarized by the Midwest Invasive Plant Network (MIPN), in partnership with the Mark Renz lab from the University of Wisconsin-Madison.
DOC. NOAA. Great Lakes Environmental Research Laboratory. Great Lakes Aquatic Nonindigenous Species Information System (GLANSIS).