Friday, July 6th 2012 — Corn Earworm
As the central United States weather pattern transitions from a hot, light southerly wind regime to a northwest flow, corn earworm migration probabilities will be little, if any, after Saturday morning for the balance of the next five days. A cold front is currently situated from the Dakotas through Minnesota, Wisconsin, and into Michigan. Showers and storms are north of this front especially in North Dakota and Minnesota. This front is expected to continue to push southeast through the corn-growing region and is likely to take the heat and high moisture levels with it as northerly winds take hold. The pattern is expected to hold through much of next week so after a Low risk for isolated migration tonight across portions of Kansas, Nebraska, Iowa, Missouri, and Minnesota, no further risk is in place in the next five days.
Managing Corn Rootworm in High Pressure Areas
Historical estimates suggest northern corn rootworm and western corn rootworm are responsible for nearly $1 billion dollars annually in crop losses and control costs. Corn rootworm eggs overwinter in the soil and begin to hatch and feed on corn roots…
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