University of Illinois Urbana-Champaign

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Showing 4681–4710 of 9,208 items
Thumbnail for Mass balance of nitrogen and phosphorus in an agricultural watershed : the shallow groundwater component
Mass balance of nitrogen and phosphorus in an agricultural watershed : the shallow groundwater component
Mehnert, Edward; Dey, William S.; Hwang, Hue-Hwa; Keefer, Donald A.; Holm, Thomas R.; Johnson, Thomas M.; Beaumont, Will C.; Wander, Matthew C.F.; Sanford, Robert A.; McDonald, Jennifer M.; Shiffer, Shawn M.

Thumbnail for Groundwater geology of the East St. Louis area, Illinois,
Groundwater geology of the East St. Louis area, Illinois,
Bergstrom, Robert Edward; Walker, Theodore R.

Thumbnail for The Long-Term Illinois River Fish Population Monitoring Program
The Long-Term Illinois River Fish Population Monitoring Program
Lerczak, Thomas V.; Sparks, Richard E.; Blodgett, K. Douglas