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Issue No. 21/September 9, 2011

Introducing the Newest University of Illinois Extension Commercial Agriculture Educator
Plant pathologist Angie Peltier has joined the staff of University of Illinois Extension as the commercial agriculture educator at the Northwestern Research and Education Center.

Preliminary Root Ratings for 2011 University of Illinois Corn Rootworm Trials
Again this year, root damage by corn rootworms was very low at Monmouth and Perry and moderate at DeKalb and Urbana. Details are provided by control product.

Take Time to Assess the Effectiveness of Your Weed Management Program
Waterhemp and horseweed are appearing in many Illinois corn and soybean fields this fall. Take advantage of the elevated view from the combine cab to survey and assess your weed management program.

Ear Molds in 2011
This year's hot, dry weather has favored Aspergillus and Fusarium ear molds. Detection is important because of the fungi's production of toxic mycotoxins.

Managing Fusarium Head Blight of Wheat (Scab) with Variety Selection
Growing scab-resistant wheat varieties is probably the most important of several key practices to avoiding the destructive development of Fusarium head blight.

Be on the Lookout for Charcoal Rot in Dry Areas
Charcoal rot is being seen in Illinois soybean fields in areas that have been hot and dry. Management requires an integrated approach.

Can Nitrogen Applied in Fall Help Break Down Corn Stover?
While there would seem to be validity to applying nitrogen in fall to increase microbial activity and induce decomposition of corn residue, research in Wisconsin has shown no such benefit.

Can Corn and Soybean Still Add Yield?
Corn and soybean plants without any remaining green color cannot add more yield. In other cases, some improvement may still be possible.

Pointers on Soil Testing This Fall
To maximize yield potentials and enable profitable management decisions, follow recommended practices for taking and interpreting soil tests from year to year.