CFAES Ag Weather System Near-Surface Air and Soil Temperatures/Moisture

With the calendar now turning to mid-May and much warmer weather expected ahead, this will be the last edition of this year’s soil temperature series in the C.O.R.N. Newsletter.

How Cold is Too Cold for Wheat at Feekes 8 and Feekes 10.5.1 Growth Stages?

Every year presents a different set of challenges for agricultural production across Ohio. Last year, northwest and west central Ohio could not escape the rain. This year, Ohio cannot seem to shake the chill. An unusual weather pattern set up across the Midwest and Northeast U.S.

Cold Weather Impact on Corn and Soybean

In Ohio, between May 9 and 10, temperatures were as low as 26°F with some areas even receiving snow. The effect on corn and soybean depends on both temperature, duration of low temperature, and growth stage of the plant.

Managing Head Scab with Fungicides Q&A

Most of the wheat in the northern half of the state is still between Feekes growth stage 8 (early flag leaf emergence) and 9 (full flag leaf emergence), but in the southern half of the state, wheat is much further along.

Potential for Toxic Nitrate Levels in Forages

The recent cold and cloudy weather has raised the concern for higher nitrate levels in forages that could potentially be toxic to animals consuming those forages. It is true that any stress condition that slows plant growth and metabolism can increase the risk of higher plant nitrate levels.

Burndown and Residual Herbicide Issues

Depending upon where you are in the state, it’s possible right now to be experiencing delays in getting anything done, progress in planting but delays in herbicide application, weather too dry to activate residual herbicides, and/or reduced burndown herbicide effectiveness on big weeds due to col

Meet Your Neighbors on the Agronomy and Farm Management Podcast

New episodes of the Agronomy and Farm Management podcast are available and feature interviews with farmers around Ohio. Meet Aaron Overholser from Darke Co. in episode 48 and learn why he conducts on-farm research. Episode 49 features Geoff Mavis from Fayette Co.

Watch for Cereal Leaf Beetles in Wheat, Barley and Other Grains

Around this time in May, we may see increases of cereal leaf beetle in wheat and other small grains.  In fact, a few adults have already been spotted in a few fields.

When Can Unlicensed Applicators Spray on the Farm?

Many are asking who can legally apply pesticides on the farm since ODA postponed pesticide license testing.