University of Illinois Urbana-Champaign

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Showing 1651–1680 of 2,304 items
Thumbnail for Functional Groups of Soil Humic Acids
Functional Groups of Soil Humic Acids
Butler, John Herbert Anthony

Thumbnail for Biological and toxicological investigations of Chicago area navigation projects
Biological and toxicological investigations of Chicago area navigation projects
Dorkin, John; Ross, Philippe E.; Henebry, Michael S.; Miller, Jan; Wetzel, Mark