University of Illinois Urbana-Champaign

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Showing 8221–8250 of 9,981 items
Thumbnail for The Chemistry of Soil Humic Acids
The Chemistry of Soil Humic Acids
Savage, Scott Maxfield

Thumbnail for Isomeric Effects in Thermal Diffusion
Isomeric Effects in Thermal Diffusion
Dougherty, Elmer Lloyd, Jr.

Thumbnail for Farm news for weeklies. 1958
Farm news for weeklies. 1958
Submitter: Howard Ding