University of Illinois Urbana-Champaign

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Showing 4261–4290 of 14,882 items
Thumbnail for The role of zinc sulfate in peach sprays
The role of zinc sulfate in peach sprays
Kadow, Kenneth John; Anderson, Harry Warren

Thumbnail for Irrigation Practices in Illinois
Irrigation Practices in Illinois
Bowman, Jean A.; Kimpel, Brian C.

Thumbnail for Fighting grasshoppers on Illinois farms
Fighting grasshoppers on Illinois farms
Bigger, J.H.; Farrar, M.D.; Flint, W.P.

Thumbnail for Average crop, pasture, and forestry productivity ratings for Illinois soils
Average crop, pasture, and forestry productivity ratings for Illinois soils
Olson, K.R.; Lang, J.M.; Garcia-Paredes, J.D.; Majchrzak, R.N.; Hadley, C.I.; Woolery, M.E.; Rejesus, R.M.

Thumbnail for Illinois Agricultural Pesticides Conference: summaries of presentations
Illinois Agricultural Pesticides Conference: summaries of presentations
University of Illinois at Urbana-Champaign. College of Agriculture Cooperative Extension Service

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 Photographic history of coal mining practices in Illinois
Photographic history of coal mining practices in Illinois
Chenoweth, Cheri A.; Myers, Alan R.; Obrad, Jennifer M.