University of Illinois Urbana-Champaign

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Showing 3031–3060 of 3,148 items
Thumbnail for Prairie Parklands area assessment
Prairie Parklands area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis

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

Thumbnail for Petroleum industry in Illinois, 1971. Part I. Oil and gas developments
Petroleum industry in Illinois, 1971. Part I. Oil and gas developments
Illinois State Geological Survey; Van Den Berg, Jacob; Lawry, Thomas F.