University of Illinois Urbana-Champaign

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Showing 4351–4380 of 14,365 items
Thumbnail for Application of Nitrogen and Oxygen Isotopes to Identify Sources of Nitrate, 2001
Application of Nitrogen and Oxygen Isotopes to Identify Sources of Nitrate, 2001
Roadcap, George S.; Hackley, Keith C.; Hwang, Hue-Hwa; Johnson, Thomas M.

Thumbnail for Equal opportunity to learn?
Equal opportunity to learn?
Komar, Brian Jeffrey

Thumbnail for Pleistocene stratigraphy of Illinois
Pleistocene stratigraphy of Illinois
Willman, Harold Bowen; Frye, John Chapman

Thumbnail for Back Matter
Back Matter
Submitter: Howard Ding