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Issue No. 22/September 21, 2012

Fall Armyworms Reach Impressive Levels in Some Pastures and Newly Seeded Hayfields
We have received scattered reports from producers in southern and central Illinois that fall armyworms have reached impressive levels in some pastured areas and newly seeded hayfields. University of Kentucky entomologists have reported impressive flights of this migratory moth through mid-September.

Soybean Aphids a No-Show for 2012--Is the Every-Other-Year Prediction a Bust?
Why have soybean aphid infestations been so anemic the past several years? The answer may involve both environmental and biotic factors.

End-of-Season Disease Issues
Aspergillus ear rot and aflatoxin in corn, black mold and dust clouds during corn harvest, soybean rust, and soybean vein necrosis virus are all addressed.

Fall Soil Sampling for Soybean Cyst Nematode
Which fields should be tested for SCN? The answer is easy--every field where soybeans will be grown.

Green Soybean Plants
Some soybean fields this year have plants with dry pods and seeds but green leaves and green stems; many have too much green tissue to combine but are in danger of shattering as pods and seeds continue to dry.