University of Illinois Urbana-Champaign

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Showing 2161–2190 of 5,474 items
Thumbnail for Fish Indicators of Ecosystem Health: Upper Mississippi River System
Fish Indicators of Ecosystem Health: Upper Mississippi River System
Anderson, Alison M.; Casper, Andrew F.; McCain, Kathryn N.S.

Thumbnail for Photosynthesis, Productivity and Yield of Maize are not Affected by Open-Air Elevation of [CO2] Concentration in the Absence of Drought.
Photosynthesis, Productivity and Yield of Maize are not Affected by Open-Air Elevation of [CO2] Concentration in the Absence of Drought.
Leakey, A.D.B.; Uribelarrea, M.; Ainsworth, E.A.; Naidu, S.L.; Rogers, A.; Ort, D.R.; Long, S.P.

Thumbnail for Annual register. 1925-26
Annual register. 1925-26
University of Illinois at Urbana-Champaign

Thumbnail for Critical Trends Assessment Program 2001 Report
Critical Trends Assessment Program 2001 Report
Illinois Department of Natural Resources