University of Illinois Urbana-Champaign

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Showing 961–990 of 1,249 items
Thumbnail for Thorn Creek area assessment
Thorn Creek area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis; Illinois Department of Natural Resources. State Geological Survey Division

Thumbnail for A directory of Illinois systematists, ecologists, and field biologists
A directory of Illinois systematists, ecologists, and field biologists
Burton, Philip J.; Dennis, Ann; Robertson, Kenneth R.

Thumbnail for The Lake Sangchris Study: Case History of an Illinois Cooling Lake
The Lake Sangchris Study: Case History of an Illinois Cooling Lake
Larimore, Richard Weldon; Tranquilli, John A.

Thumbnail for Upper Sangamon River area assessment
Upper Sangamon River area assessment
Submitter: Steven Mccauley