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Issue No. 2/April 9, 2010

Controlling Weeds Before Planting
Warm temperatures coupled with adequate soil moisture have accelerated the growth of existing weed vegetation. Several winter annual species are flowering, and growth of early-season summer annual species is robust. It is advisable to control all existing vegetation before planting your 2010 crop.

Establishment of Refuges Critical in Maintaining Long-Term Durability of Bt Hybrids
With Bt hybrids underlying more and more corn insect management programs, it's important to remember the requirement for establishing refuges to delay or prevent the development of resistant populations of key insect pests.

Key Corn and Soybean Insect Outlook for 2010: What Should Producers Anticipate?
Predictions are shared regarding insect pests of corn and soybean this growing season.

Corn Herbicide and Insecticide Precautions
Some choices of soil insecticide applied at corn planting could restrict the subsequent use of certain herbicides.

Identifying Early-Season Weeds
Descriptions and photos are provided for numerous early-season weeds that can interfere with crop production.

Managing Glyphosate-Resistant Weeds in Illinois
A new free publication is available with guidelines for helping to stop glyphosate resistance in Illinois.

Fungicide Seed Treatment Considerations for Soybean
There are two potential reasons to treat soybean seeds with fungicide: when poor-quality seed is being planted, and to protect against seedling diseases.

Soybean Planting, Variety Selection, White Mold, and Seed Treatments
Once you have selected your soybean seed, do you need to treat it?

Looking at the Wheat Crop
Wheat prices remain low enough that producers need to assess their crops carefully to decide whether they are worth keeping.

Regional Reports
Reports are provided for east-central, northern, southern, and west-central Illinois.