Title: Physical, chemical, and biological data for detailed study of the Sun River Irrigation Project, Freezout Lake Wildlife Management Area, and Benton Lake National Wildlife Refuge, west-central Montana, 1990-92, with selected data for 1987-89
Subjects: Sun River Irrigation Project (U.S.), Irrigation, Research
Places: Sun River Region, Benton Lake National Wildlife Refuge, Montana, Sun River (Mont.), Benton Lake National Wildlife Refuge (Mont.)