Category Archives: Weeds

How Extensive is PPO/Glyphosate-Resistant Palmer Amaranth in Tennessee?

Author: Larry Steckel, Extension Weed Specialist No Comments

We will learn a lot over the next couple of weeks on the extent of the glyphosate and PPO resistant Palmer amaranth.  In an effort to get an early estimate of where we are at, we randomly collected Palmer amaranth from fields in Shelby, Hardeman, Tipton, Madison, Weakley, Obion, Gibson, Carroll, Lake and Dyer counties.  We sent these samples to Dr. Bryan Young at Purdue University to determine if they had the PPO resistant gene. Continue reading

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Comment Period on Proposed Dicamba label for Roundup Xtend Crops is Ending

Author: Larry Steckel, Extension Weed Specialist No Comments

The end of the EPA open comment period for registration of dicamba (specifically the product M1691) on Roundup Xtend cotton and soybean is May 31st.  I just checked and there is well over 4000 comments to date.  I opened a few and many are favorable and there are a good number that are not.  I know we are in the middle of planting but it might be good to let your opinion be heard as well. Continue reading

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Ryegrass infested wheat field gibson county, tn 2016

Ryegrass Questions and Management

Author: Larry Steckel, Extension Weed Specialist No Comments

Clearly, one weed many have had trouble with in 2016 is ryegrass.  Questions began a couple months ago and continue today.  They have ranged from tactics to burn ryegrass down before planting to how to control it in a standing corn crop and more recently, where did all that ryegrass come from that is in my wheat?  Continue reading

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Milan No-Till Field Day Set for July 28

Author: Ginger Rowsey, Marketing and Communications No Comments

2016No Till Logo Finalhigh resMILAN, Tenn. – UT AgResearch will host the Milan No-Till Crop Production Field Day on Thursday, July 28, 2016 at the AgResearch and Education Center at Milan. The event will offer 40 research-based presentations. Sessions will cover best management strategies for no-till crop production, including nutrient enhancement, water use, new technologies in pest control and advancements in plant breeding.

The event is free and open to the public. Gates open at 6 a.m. Presentations and an agricultural industry trade show begin at 7 a.m. The field day will conclude at 2 p.m.

A schedule, a list of presentation topics, and information on pesticide recertification points as well as Certified Crop Advisor CEUs are available at http://milan.tennessee.edu/MNTFD. Individuals are also encouraged to follow the event on social media platforms using the hashtag #MilanNoTill.

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Glyphosate-Resistant Grass Species Management

Author: Larry Steckel, Extension Weed Specialist No Comments

A few years ago clethodim was rarely used in Tennessee but in the last couple of years that has really changed.  Clethodim has become the tankmix of choice with glyphosate to control glyphosate-resistant (GR) ryegrass, johnsongrass, goosegrass and in some areas, barnyardgrass. Continue reading

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UT Cotton Scout School, May 27th

Author: Scott Stewart, IPM Extension Specialist No Comments

The annual UT Cotton Scout School will be held on Friday, May 27th in Room A at the West Tennessee Research and Education Center (605 Airways Blvd, Jackson). Registration will begin at 8:00 AM with the official program starting at 8:30. It will end with a lunch, but those interested can attend a short  ‘go to the field’ session Continue reading

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