University of Illinois Urbana-Champaign

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Showing 1891–1920 of 2,492 items
Thumbnail for Functional Groups of Soil Humic Acids
Functional Groups of Soil Humic Acids
Butler, John Herbert Anthony

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

Thumbnail for Illinois agricultural pesticides conference: Proceedings
Illinois agricultural pesticides conference: Proceedings
University of Illinois at Urbana-Champaign. College of Agricultural, Consumer, and Environmental Sciences. Cooperative Extension Service