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Issue No. 18/August 6, 2010

A Strange Summer for Field Crop Entomologists
Observations are noted regarding corn rootworms, soybean aphids, and soybean defoliators.

Screening Waterhemp for Glyphosate Resistance
Submission procedures are outlined for producers interested in having samples of suspect Illinois waterhemp screened for resistance to glyphosate.

Diplodia Ear Rot Making a Reappearance
Though the incidence this season may not be as high as in 2009, Diplodia ear rot symptoms are apparent in some cornfields.

Sudden Death Syndrome Being Observed in Illinois
Management tactics are detailed for limiting the severity and impact of sudden death syndrome in soybeans.

Late-Summer Forage Seeding Reminders
A number of steps will help improve the chances of successful stand establishment for late-summer seeding of perennial legumes.

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