University of Illinois Urbana-Champaign

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Showing 5821–5850 of 9,153 items
Thumbnail for Washability tests of Illinois coals
Washability tests of Illinois coals
Callen, Alfred Copeland; Mitchell, David Ray

Thumbnail for Logan County soils / 39
Logan County soils / 39
Smith, Raymond Stratton

Thumbnail for Precipitation Augmentation for Crops Experiment (PACE) - Pre-experiment Studies
Precipitation Augmentation for Crops Experiment (PACE) - Pre-experiment Studies
Achtemeier, Gary L.; Changnon, Stanley A., Jr.; Dzurisin, Gregory L.; Jameson, Arthur R.; Johnson, David B.; Semonin, Richard G.