University of Illinois Urbana-Champaign

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Showing 2731–2760 of 2,810 items
Thumbnail for Kankakee River area assessment
Kankakee River area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis

Thumbnail for Illinois Technograph v. 075 (1959-1960)
Illinois Technograph v. 075 (1959-1960)
Submitter: Timothy Donohue

Thumbnail for Illinois agricultural pest management handbook: Serving agriculture and the environment
Illinois agricultural pest management handbook: Serving agriculture and the environment
University of Illinois at Urbana-Champaign. College of Agriculture, Consumer, and Environmental Services. Cooperative Extension Service

Thumbnail for Vermilion River (Illinois River Basin) area assessment
Vermilion River (Illinois River Basin) area assessment
Illinois Deptartment of Natural Resources

Thumbnail for Projected effects of increased diversion of Lake Michigan water on the environment of the Illinois River Valley
Projected effects of increased diversion of Lake Michigan water on the environment of the Illinois River Valley
Havera, Stephen P.; Bellrose, Frank C.; Archer, H. Kathleen; Paveglio, Fred, Jr.; Steffeck, Donald W.; Lubinski, Kenneth S.; Sparks, Richard E.; Brigham,Warren U.; Coutant,Larry; Waite,Stephan; McCormick,Dee

Thumbnail for Upper Des Plaines River area assessment
Upper Des Plaines River area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis; Illinois Department of Natural Resources. State Geological Survey Division

Thumbnail for Year-book for 1909
Year-book for 1909
Illinois State Geological Survey