University of Illinois Urbana-Champaign

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Showing 2341–2370 of 4,195 items
Thumbnail for Effect of agriculture on Cedar Lake water quality
Effect of agriculture on Cedar Lake water quality
Roseboom, Donald P.; Evans, Ralph L.; Hill, Thomas E.

Thumbnail for Geologic studies to identify the source for high levels of radium and barium in Illinois ground-water supplies: a preliminary report
Geologic studies to identify the source for high levels of radium and barium in Illinois ground-water supplies: a preliminary report
Gilkeson, Robert H.; Specht, Susan A.; Cartwright, Keros; Griffin, Robert Alfred; Larson, Thurston Eric