University of Illinois Urbana-Champaign

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Showing 301–330 of 16,367 items
Thumbnail for Shawnee area assessment
Shawnee area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis; Illinois Department of Natural Resources, Illinois State Water Survey

Thumbnail for Rock River Area Assessment
Rock River Area Assessment
Illinois Department of Natural Resources

Thumbnail for Highway and agricultural drainage practices
Highway and agricultural drainage practices
Drablos, Carroll J.W.; Jones, Benjamin Angus, Jr.

Thumbnail for INHS Reports, Autumn 2006
INHS Reports, Autumn 2006
Illinois Natural History Survey