University of Illinois Urbana-Champaign

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Showing 9631–9660 of 17,122 items
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 43rd annual Tri-state Geological Field Conference, October 5-7, 1979 : Geology of Western Illinois
43rd annual Tri-state Geological Field Conference, October 5-7, 1979 : Geology of Western Illinois
Tri-State Geological Field Conference (43rd : 1979 : Grafton, Ill.)

Thumbnail for Pesticides and Environmental Quality in Illinois
Pesticides and Environmental Quality in Illinois
Metcalf, Robert L.; Sanborn, James R.

Thumbnail for Research Report on Construction Methods
Research Report on Construction Methods
Lendrum, James T.; Rettberg, G.C.