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Issue No. 6/May 1, 2009

Alfalfa Weevils May Need to Be Controlled in Some Fields
Scouting for alfalfa weevils should be underway in most Illinois counties south of a line roughtly from the Quad Cities to Chicago.

Late Planting of Corn and Potential for Insect Problems
Black cutworm is the insect that causes the most imminent concern when corn is planted late.

Corn Flea Beetle: Expectations for Stewart's Wilt in 2009
Winter temperatures suggest that producers in southern Illinois face a greater likelihood that early-season wilt and late-season blight could develop.

Weeds at the Time of Planting
The ample soil moisture that has hindered the establishment of the 2009 corn crop has aided the maturation of many winter annual weed species.

University of Illinois Weed Science Field Research Tours
Weed science field research tours will be offered in Urbana on June 24 and in DeKalb on July 16.

Reviewing the 2009 Corn & Soybean Classics, Looking Ahead to 2010
Input is invited about potential topics in crop production, pest management, and agricultural economics for the January 2010 Classics.

Remembering a Weed Science Colleague
Dr. Ellery L. Knake, professor emeritus of agronomy and weed science at the University of Illinois, died on March 1.

Thoughts on the Slow Start to Planting, Version 2009
Unfortunately, there is little to do but wait with respect to the widespread weather-generated delays in corn planting.

April Showers Bring May . . . Planted Soybeans, We Hope!
When should soybeans be planted to maximize yield? Recent studies are discussed.

Regional Reports
Reports are provided this issue for east-central, northern, southern, and west-central Illinois.