Friday, September 23rd 2011 — Corn Earworm
Red: high risk, Yellow: moderate risk, Green: low risk, Brown: insect source region
How to Read the Maps
No corn earworm migration risks are predicted 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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