Issue No. 14/June 29, 2007
Agronomy Day 2007--Growing Our Future
Thursday, August 16, is the date for the annual University of Illinois Agronomy Day. Presentation topics include bioenergy, continuous corn, foliar fungicides, insect control, weed management, and management of soybean cyst nematodes.
Protecting Pollination: It's Time to Begin Scouting for Corn Rootworm and Japanese Beetle Adults in Corn Fields
Monitor fields carefully for both corn rootworm and Japanese beetle adults as corn tasseling begins. Before making any treatment decision, be sure to consider the principles of IPM.
Captures of Western Bean Cutworm Moths?
The importance of correctly identifying the species of moths caught in western bean cutworm pheromone traps is reiterated.
Japanese Beetles Will Be With Us for a While
Populations of Japanese beetles will be present in any given area for several weeks. Producers are urged to see whether the beetles start clipping silks before applying an insecticide.
Release of Binodoxys communis for Soybean Aphid Management
A recent decision by USDA-APHIS will allow the release of a parasitoid with hopes of regulating future populations of soybean aphids in the U.S.
Hero Insecticide Receives Federal Label
Hero has received federal and Illinois approval for use against several insect pests of importance in field crops.
Tracer Insecticide Labeled for Control of Armyworms in Grass Pastures
Tracer is among the insecticides labeled for control of armyworms in grass pastures.
Ergot on Wheat Heads
Several reports of ergot in wheat heads have been received from southwestern Illinois. Ergot can cause yield loss, but the primary concern is its toxicity to animals.
Soybean Rust Scouting: Now Is the Time
Soybean rust is actively progressing in Louisiana, Texas, and Mexico. As the crop enters late vegetative growth stages, start scouting at least weekly for rust in soybean fields.
Can Foliar Fungicide Raise Corn Yield When There's Little Disease?
There is no way to predict when there might be a yield benefit from the use of a foliar fungicide in corn when there is not a disease present.
Crop Conditions and What to Watch as Corn Enters Pollination
The return of rainfall to most of Illinois has brought great benefit to the corn crop. Fields with uneven plant heights may experience problems with pollination and should be carefully watched regarding insect damage.
Reports are provided this issue for northern, southern, and west-central Illinois.