University of Illinois Urbana-Champaign

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Showing 301–330 of 13,688 items
Thumbnail for Economic effects of controls on nitrogen fertilizer
Economic effects of controls on nitrogen fertilizer
Swanson, Earl Raymond; Taylor, Charles Robert; Van Blokland, P.J.

Thumbnail for Integrated Management Plan for the Illinois River Watershed
Integrated Management Plan for the Illinois River Watershed
Illinois River Strategy Team; Kustra, Robert W.

Thumbnail for Conceptual models of erosion and sedimentation in Illinois. Volume II: Level II models, model interactions, keywords, and bibliography
Conceptual models of erosion and sedimentation in Illinois. Volume II: Level II models, model interactions, keywords, and bibliography
Bhowmik, Nani G.; Demissie, Misganaw; Soong, David TaWei; Klock, Anne; Black, Nancy R.; Gross, David L.; Sipe, Timothy W.; Risser, Paul G.

Thumbnail for Upper Rock River area assessment
Upper Rock River area assessment
Illinois Department of Natural Resources, Office of Scientific Research; Illinois Department of Natural Resources, Illinois State Water Survey

Thumbnail for An Initial Evaluation of the Impact of Pesticides on Groundwater in Illinois: Report to the Illinois Legislature
An Initial Evaluation of the Impact of Pesticides on Groundwater in Illinois: Report to the Illinois Legislature
McKenna, Dennis P.; Bicki, Thomas J.; Dey, William S.; Keefer, Donald A.; Mehnert, Edward; Panno, Samuel V.; Ray, Chittaranjan; Wilson, Steven D.; Schock, Susan C.

Thumbnail for Vol. 15, No. 6: Illinois Pesticide Review
Vol. 15, No. 6: Illinois Pesticide Review
University of Illinois Extension

Thumbnail for NHE nos. 1-154 (1958-1983)
NHE nos. 1-154 (1958-1983)
Submitter: Eli Hubbard

Thumbnail for Nitrogen from the Atmosphere
Nitrogen from the Atmosphere
National Atmospheric Deposition Program

Thumbnail for Agro-ecology / 12-13
Agro-ecology / 12-13
Submitter: Howard Ding