Friday, March 13, 2026

university of tennessee

Poa and ryegrass cause burndown issues

• By Larry Steckel • Poor control of poa (annual bluegrass) and ryegrass have been the most numerous calls of late. This is becoming more common every spring. It would appear that an increasing portion of the poa and ryegrass...

Not as bad as you think

Let’s rap about Dectes stem borer in soybeans • By Scott Stewart • Over the years and several times in the last month, I’ve had folks tell me how bad Dectes stem borer hurt their soybean yields. Almost without exception, they...

Burndown applications: Getting late early!

• By Larry Steckel • Rain, rain, rain! We are behind the burndown pace of most Tennessee springs where at least some would have burndown applications applied by this time. This has resulted in a flurry of calls on options. The...

UT hosts 25th annual grain and soybean conference, Feb. 6

Informative presentations, an extensive trade show, and an opportunity to network with some of the leaders in corn and soybean production are all on the agenda for the 2020 West Tennessee Grain and Soybean Producers Conference. This University of Tennessee...

Lauderdale County, Tennessee, producer wins ‘Top Bean’ with 100.2 bushels/acre

The University of Tennessee Extension, in collaboration with the Tennessee Soybean Promotion Council, held the "Top Bean" yield contest in 2019. Dry, hot weather in September and excess rains in October and November created some yield challenges for soybean producers...

Take the test! Beat the pest – that is, pathogenic nematodes

• By Heather Marie Kelly and Rufus Akinrinlola • Taking soil samples this fall? Why not send them for nematode screening? Take the test and beat the pest! Read on to learn how to take soil samples, the importance of soybean...

After harvest – don’t forget to soil sample

• By Heather Marie Kelly • After harvest is the perfect time to take soil samples not only for nutrient analysis but also to look for pathogens. You’ll never know if you have silent yield robbers lurking in the soil...

3 considerations for soybean harvest aids

• By Angela McClure • Although the majority of soybeans are harvested without the benefit of a harvest aid, there are a few situations where they make sense. Using the right product in the right field at the right timing...

Research: Glyphosate lowers dicamba tankmix pH below acceptable levels

A University of Tennessee Institute of Agriculture study published in the Journal of Weed Technology found that mixing glyphosate with formulations of dicamba consistently lowered the pH of the spray solution below 5.0—a critical value according to the latest...

Tips to manage corn earworms in soybeans

• By Scott Stewart • Despite a relatively lack luster moth flight, corn earworms (a.k.a. bollworm or soybean podworm) are showing up in some late maturing soybean fields, and as usual the action in centered in the river bottom. The...

‘Houston, we have a problem’

• By Larry Steckel • A year ago this month, I posted a blog titled “Dicamba in Tennessee: Year 3.” At that time, the Tennessee Department of Agriculture had fielded 45 official dicamba drift complaints. There were some issues on...

UT fielding calls about sketchy dicamba control of Palmer pigweed

• By Larry Steckel • There have been a good number of calls on sketchy Palmer amaranth control with a 12.8 oz/A of Engenia or 22 ozs/A of XtendiMax mixed with a quart/A of Roundup PowerMax. I visited a number...

UT set to launch Tennessee Top Bean Soybean Yield Contest this season

The University of Tennessee is launching the Tennessee Top Bean Soybean Yield Contest this year for growers of irrigated and non-irrigated soybeans. Tennessee had a soybean yield contest in the 1990s, but it faded away some years ago, says Angela...

EPA will require paraquat training before the 2020 burndown season

• By Larry Steckel • The Environmental Protection Agency will begin requiring anybody who purchases, mixes or applies a paraquat-containing herbicide to take the “How to Safely Use and Handle Paraquat-Containing Products” online training module. It is expected the training will...

Clethodim gains popularity as glyphosate-resistant weeds increase

• By Larry Steckel • Clethodim is quickly replacing glyphosate as the “go-to” herbicide for grass control in West Tennessee. It began a few years ago as folks found that ryegrass and poa in many fields could no longer be controlled...

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