Tuesday, September 27th 2011 — Corn Earworm
Red: high risk, Yellow: moderate risk, Green: low risk, Brown: insect source region
How to Read the Maps
No risk of corn earworm migration is predicted in the next five days. A large low pressure system will eventually move out of the Midwest/Great Lakes region and result in broad northwest to westerly flow across much of the corn-growing region the remainder of this week. With harvest in full swing in many areas or crops well past critical stages to insect damage, no insect migration risk is warranted.
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…
Read More »
Corn Earworm
No Risk
Past Conditions
| S | M | T | W | T | F | S |
|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | |||
| 5 | 6 | 7 | 8 | 9 | 10 | 11 |
| 12 | 13 | 14 | 15 | 16 | 17 | 18 |
| 19 | 20 | 21 | 22 | 23 | 24 | 25 |
| 26 | 27 | 28 | 29 | |||
