University of Illinois Urbana-Champaign

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Showing 6061–6090 of 6,333 items
Thumbnail for Illinois Agricultural Pesticides Conference: summaries of presentations
Illinois Agricultural Pesticides Conference: summaries of presentations
University of Illinois at Urbana-Champaign. College of Agriculture Cooperative Extension Service

Thumbnail for Karst Springs in the Sinkhole Plain of Illinois: Their Community Diversity and
            Hydrogeology
Karst Springs in the Sinkhole Plain of Illinois: Their Community Diversity and Hydrogeology
Reed, P.C.; Wetzel, Mark J.; Webb, Donald W.; Young, T.C.; Phillippe, Loy R.