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Issue No. 5/May 4, 2012

University of Illinois Weed Science Field Research Tours
Weed science research will be highlighted at the Urbana field day on June 20 and during an on-farm field tour in Douglas County on July 24.

Scouting for Black Cutworm Larvae Should Be Underway
Significant black cutworm moth flights in late March and early April could result in cutting-stage larvae soon in many areas of the state. Growers should start scouting emerging corn seedlings.

Removing Weeds from Corn: The Smaller, the Better
The longer weeds are allowed to remain with the corn crop, the greater the likelihood of yield loss. Eliminate weeds while they are small.

Sizing Up the Wheat Crop
March weather conditions spurred the earliest onset of wheat heading ever seen in Illinois. Is this a good thing?

Boron Deficiency in Alfalfa
Guidance is offered for alfalfa growers who may be seeing signs of potential nutrient deficiency, particularly of boron, in their fields.