University of Illinois Urbana-Champaign

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Showing 391–420 of 480 items
Thumbnail for Illinois' ice age legacy
Illinois' ice age legacy
Killey, Myrna M.

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

Thumbnail for Vermilion River area assessment
Vermilion River area assessment
Illinois Department of Natural Resources

Thumbnail for The mineral content of Illinois waters
The mineral content of Illinois waters
Bartow, Edward; Udden, Johan August; Parr, Samuel Wilson; Palmer, George Thomas

Thumbnail for The mineral content of Illinois waters
The mineral content of Illinois waters
Bartow, Edward; Parr, Samuel Wilson; Palmer, George Thomas; Udden, Johan August