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Issue No. 9/June 3, 2011

Postemergence Herbicides in Corn
How to balance optimal application timing of postemergence herbicides to corn with label restrictions regarding plant height and leaf stage is addressed.

Applying Fungicides to Early-Stage Corn
New data from 7 Midwest states has shed light on the question of application timing for fungicides applied to corn.

Holcus Leaf Spot of Corn in Southern Illinois
Holcus leaf spot, a corn disease not too often seen, has been diagnosed in southern Illinois.

Too Late to Plant?
At what point do yield levels and added costs of planting make a crop less profitable than simply collecting insurance? Corn and soybean are both discussed.

Where Are Secondary Macronutrient and Micronutrient Deficiencies Most Likely to Occur?
Commentary is provided on what has been seen in Illinois fields with respect to calcium, magnesium, sulfur, boron, chloride, copper, iron, manganese, molybdenum, and zinc.