University of Illinois Urbana-Champaign

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Showing 5221–5250 of 6,324 items
Thumbnail for Paleozoic and Quaternary geology of the St. Louis Metro East area of Western Illinois : 63rd Annual Tri-State Geological Field Conference, October 6-8, 2000
Paleozoic and Quaternary geology of the St. Louis Metro East area of Western Illinois : 63rd Annual Tri-State Geological Field Conference, October 6-8, 2000
Tri-State Geological Field Conference (63rd : October 6-8, 2000 St. Louis Metro East area); Norby, Rodney D.; Lasemi, Zakaria; Denny, F. Brett; Devera, Joseph A.; Grimley, David A.; Mikulic, Donald G.; Weibel, C. Pius; Kluessendorf, Joanne

Thumbnail for The Chemistry of Soil Humic Acids
The Chemistry of Soil Humic Acids
Savage, Scott Maxfield

Thumbnail for Three essays on rural development
Three essays on rural development
Ceballos Sierra, Federico