The paper presents GIS data for the Crab Orchard National Wildlife Refuge.
Research supported by Cooperative Agreement USDI/1434-HQ-97-RU-01566 WO 38 between the University of Minnesota and the U.S Fish and Wildlife Service. Published as paper no. 994420142 of the Minnesota Agricultural Experiment Station.
Sawaya, Kali E.; Burk, Thomas E.; Bolstad, Paul V.; Schomaker, John H..
Construction of a geographic information system for wildlife refuge planning : Crab Orchard National Wildlife Refuge..
University of Minnesota.
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