University of Illinois Urbana-Champaign

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Showing 541–570 of 2,527 items
Thumbnail for Agricultural Chemicals in Rural, Private Water Wells in Illinois: Recommendations for a Statewide Survey
Agricultural Chemicals in Rural, Private Water Wells in Illinois: Recommendations for a Statewide Survey
McKenna, Dennis P.; Schock, S.C.; Mehnert, E.; Mravik, S.C.; Keefer, D.A.

Thumbnail for Illinois agricultural pesticides conference: Proceedings
Illinois agricultural pesticides conference: Proceedings
University of Illinois at Urbana-Champaign. College of Agricultural, Consumer, and Environmental Sciences. Cooperative Extension Service

Thumbnail for Economic effects of controls on nitrogen fertilizer
Economic effects of controls on nitrogen fertilizer
Swanson, Earl Raymond; Taylor, Charles Robert; Van Blokland, P.J.

Thumbnail for Fox River area assessment
Fox River area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis

Thumbnail for Big Muddy River area assessment
Big Muddy 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 Optimal time for collecting volatile organic chemical samples from slowly recovering wells
Optimal time for collecting volatile organic chemical samples from slowly recovering wells
Chou, Sheng-Fu J.; Herzog, Beverly L.; Valkenburg, John R.; Griffin, Robert A.