University of Illinois Urbana-Champaign

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Showing 241–270 of 5,187 items
Thumbnail for Food for thought:  Lower than expected crop yield stimulation with rising carbon dioxide concentrations.
Food for thought: Lower than expected crop yield stimulation with rising carbon dioxide concentrations.
Long, S.P.; Ainsworth, E.A.; Leakey, A.D.B.; Nosberger, J.; Ort, D.R.

Thumbnail for Experiments with corn, 1896
Experiments with corn, 1896
Fraser, Wilber John; Davenport, Eugene

Thumbnail for Negro troops in the Civil War
Negro troops in the Civil War
Armstrong, Nellie C.

Thumbnail for Freshwater Mussels of the Little Wabash River Basin
Freshwater Mussels of the Little Wabash River Basin
Shasteen, Diane K.; Price, Alison L.; Bales, Sarah A.

Thumbnail for Experiments with wheat, 1893-94
Experiments with wheat, 1893-94
Morrow, George Espy; Gardner, Frank Duane