A collaborative project among weed scientists from the University of Wisconsin-Madison, University of Arkansas and University of Nebraska-Lincoln is underway to better understand glufosinate efficacy for weed management in U.S. soybeans.
As part of this effort, a survey for growers,...
In the 1984 film “The Terminator,” a robotic assassin played by Arnold Schwarzenegger warns, “I’ll be back.”
If waterhemp could talk, it might say the same thing. Waterhemp can’t be bargained with. It can’t be reasoned with. The prolific producer...
The University of Tennessee Institute of Agriculture will host the annual Weed Tour on Wednesday, June 16, at the West Tennessee AgResearch and Education Center. The guided tour will feature 60 weed management research tests in corn, soybean and...
Weed scientists with the University of Arkansas System Division of Agriculture have a new weekly podcast series — Weeds AR Wild — to share recommendations and updates on weed management issues important to Arkansas row crop growers, crop consultants...
• By Tom Barber •
The New Year is here, and with it comes new hope that this growing season will be much better than 2019. This year, we have already started in somewhat better shape (at least prior to...
Soybean varieties differ with respect to levels of tolerance or sensitivity to saflufenacil. Alabama Extension specialists have researched and recorded soybean varietal responses to saflufenacil applications for the past two years, in hopes of helping producers make informed decisions...
• 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...
The Southern Weed Science Society recently honored Larry Steckel, a professor with the University of Tennessee Department of Plant Sciences, with the Outstanding Educator Award. The award was presented at the society's 2019 annual meeting in Oklahoma City, according...
Metribuzin (Sencor, Canopy, etc.) is a PSII inhibitor (Group 5) herbicide that provides residual control of an assortment of annual grasses and broadleaf weeds in soybean, including Palmer amaranth.
With the extensive use of PPO inhibitors (Group 14) and chloroacetamide...
New multiple-resistant pigweed biotype proves hard to control, reinforces need to rotate effective herbicide modes of action.
By Larry Steckel
A survey sponsored by the Tennessee Soybean Promotion Board was conducted last summer to determine the percentage of fields that...
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Palmer amaranth, which has been dubbed a “super weed” by some, is definitely living up to its reputation. The weed already has documented resistance to six different modes of action:...
A team led by Kansas State University researchers has cracked the genetic code about how Palmer amaranth quickly grows resistant to glyphosate herbicide.
The findings could have broad implications for agriculture and other industries, according to a university news release.
Their...
Tampa, Florida-based Helm Agro US has launched four new herbicides, of which three are registered for use in soybeans.
• Quiz herbicide is a single-pass tool for controlling annual and perennial grasses in soybeans, cotton, canola, dry beans, sugar beets,...
University of Arkansas weed scientist Jason Norsworthy received the Outstanding Research Award during the recent Weed Science Society of America's Annual Meeting in Arlington, Virginia. He also was named a WSSA Fellow, the society's highest recognition.
In presenting the Oustanding...
The Environmental Protection Agency has approved a handful of herbicides from Syngenta as tankmix partners for two of the three new dicamba formulations — XtendiMax with VaporGrip Technology and Engenia.
Once posted on www.XtendiMaxApplicationRequirements.com and www.EngeniaTankMix.com, the tankmix partners will be...
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