University of Illinois Urbana-Champaign

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Showing 301–330 of 1,952 items
Thumbnail for Water quality and agrichemical loading in two groundwater basins of Illinois' sinkhole plain
Water quality and agrichemical loading in two groundwater basins of Illinois' sinkhole plain
Panno, S.V.; Kelly, W.R.; Weibel, C.P.; Krapac, I.G.; Sargent, S.L.

Thumbnail for Proceedings of the Illinois Basin Energy and Mineral Resources Workshop, September 12-13, 1994, Evansville, Indiana
Proceedings of the Illinois Basin Energy and Mineral Resources Workshop, September 12-13, 1994, Evansville, Indiana
Illinois Basin Energy and Mineral Resources Workshop (1994 : Evansville, Ind.); Ridgley, Jennie L.

Thumbnail for Pinckneyville area geological science field trip
Pinckneyville area geological science field trip
Reinertsen, David L.; Goodwin, Jonathan H.