Friday, March 13, 2026

University of Arkansas Soybean Economic Notes, July 23, 2021

Bob Stark, agricultural economics professor emeritus with the University of Arkansas’ School of Agriculture and Southeast Research & Extension Center, Monticello, and Jeremy Ross, professor and Extension soybean agronomist, Little Rock, review the trading week in Arkansas ending July...

Worms gone wild! Be on the lookout for armyworms

• By Scott Stewart • The fall armyworm outbreak of 2021 is going to be one to remember. My colleague, Dr. Gus Lorenz in Arkansas, called it “epic.” We knew something was different this year when another colleague in Texas, Dr....

Nufarm launches new premix burndown herbicide

Nufarm Americas Inc. has launched Leopard Herbicide, a premix of two sulfonylureas, for soybeans, field corn and cotton. It contains the active ingredients rimsulfuron and thifensulfuron in a water-dispersible granule formulation. Both are members of the Weed Science Society of...

University of Missouri weed researchers share Seed Terminator results

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...

Does late-season nitrogen application work in soybeans?

• By Rasel Parvej and David Moseley • Nitrogen (N) is the most yield limiting nutrient for any row crop including soybean. Since soybean, like other legume crops, can fix atmospheric N symbiotically through Rhizobium bacteria (Bradyrhizobia japonicum), the crop...

University of Arkansas Soybean Economic Notes, July 16, 2021

Bob Stark, agricultural economics professor emeritus with the University of Arkansas’ School of Agriculture and Southeast Research & Extension Center, Monticello, and Jeremy Ross, professor and Extension soybean agronomist, Little Rock, review the trading week in Arkansas ending July...

River Valley Row Crop Tour

River Valley Row Crop Tour It is time for us to start meeting again in person! We are proud to announce our 2021 River Valley Row Crop Tour. We will start in Faulkner County on the Thrash Farm on our...

Manage large Palmer amaranth escapes

• By Larry Steckel and Delaney Foster • We have visited fields where growers assumed their Engenia or XtendiMax + glyphosate had controlled Palmer amaranth only to find that many had escaped and are now quite large (Picture 1). The...

Study: U.S. corn, soybean varieties maladapted to climate variation

U.S. corn and soybean varieties have become increasingly heat and drought resistant as agricultural production adapts to a changing climate. But the focus on developing crops for extreme conditions has negatively affected performance under normal weather patterns, a University...

Corteva launches new soybean seed treatment

Beginning in 2022, soybean growers will be able to protect the genetic potential of their seed investment against double the damaging pests with Lumiderm seed treatment. The Corteva product adds cutworms, white grubs, thrips and wireworms to the control spectrum...

Climate change has detrimental effects on plant roots, soil carbon

Two factors that play a key role in climate change — increased climate warming and elevated ozone levels — appear to have detrimental effects on soybean plant roots, their relationship with symbiotic microorganisms in the soil and the ways...

UArk Extension, rope rescue team offer grain bin safety training July 19

• By Ryan McGeeney • Firefighters, grain bin operators and farm workers in Arkansas, Louisiana and Mississippi are invited to attend an upcoming grain bin safety course on Monday, July 19 at the McGehee Men’s Club in McGehee, Arkansas. The class...

University of Arkansas Soybean Economic Notes, July 9, 2021

Bob Stark, agricultural economics professor emeritus with the University of Arkansas’ School of Agriculture and Southeast Research & Extension Center, Monticello, and Jeremy Ross, professor and Extension soybean agronomist, Little Rock, review the trading week in Arkansas ending July...

Got what it takes to be the Tennessee Top Bean? Enter the 2021 yield contest

Once again, eligible soybean producers will have the opportunity to participate in the Tennessee Top Bean high yield contest. This contest is sponsored by the Tennessee Soybean Promotion Board/Research Council and coordinated by the University of Tennessee Extension. To participate,...

Dicamba, 2,4-D no longer Palmer herbicides in some fields

• By Larry Steckel and Clay Perkins • For the past week we have been getting reports along with a good many pictures of Palmer amaranth escaping dicamba application/s from retailers and consultants scouting fields (Picture 1 and 2). As...

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