University of Illinois Urbana-Champaign

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Showing 301–330 of 2,226 items
Thumbnail for Guide to the geology, hydrogeology, history, archaeology, and biotic ecology of the Driftless Area of Northwestern Illinois, Jo Daviess County
Guide to the geology, hydrogeology, history, archaeology, and biotic ecology of the Driftless Area of Northwestern Illinois, Jo Daviess County
Panno, S.V.; Millhouse, Philip G.; Nyboer, Randy W.; Watson, Daryl; Kelly, Walton R.; Anderson, Lisa M.; Abert, Curtis C.; Luman, Donald E.

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.