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weed resistance

Who Is Going To Show Up?

carroll smith

Sports is a competitive environment. Before a big game, the TV announcers typically spend at least an hour or so on air speculating which team will win. Somewhere in the dialogue, they’ve been known to say, “It depends on who shows up.” I interpret this to mean, “Which team will play to their potential today?” It takes strategy and hard ... Read More »

Stewardship grows more important with dicamba-resistant pigweed

dicamba resistant pigweed

• By Larry Steckel • Has Palmer amaranth evolved dicamba resistance in Tennessee? Results from some of the greenhouse experiments this winter and spring as well as in field research this growing season would suggest that our state now has dicamba-resistant (DR) Palmer amaranth. These DR populations are established in Crockett, Gibson, Madison, Shelby and Warren counties and likely several ... Read More »

Clemson geneticists unravel key to pigweed’s glyphosate resistance

palmer amaranth

Just hearing “pigweed” can cause fear in cotton and soybean farmers, but a Clemson University geneticist and others believe they have discovered the armor this dreaded weed uses to protect itself against the herbicide glyphosate. The researchers have determined a specific genetic feature, the extrachromosomal circular DNA (eccDNA) replicon, gives Palmer pigweed, or Palmer amaranth, its resistance to glyphosate and ... Read More »

Texas A&M AgriLife experts call for vigilance against kochia

Kochia, a kind of tumbleweed, has long been associated with the Texas High Plains, but its abundance is starting to alarm Texas A&M AgriLife officials as regional producers are experiencing challenges controlling the weed as herbicide resistance is mounting. Dr. Muthu Bagavathiannan, Texas A&M AgriLife Research weed scientist in the Texas A&M Department of Soil and Crop Sciences, College Station, ... Read More »

Prepare For The Robot Invasion

dino autonomous cultivator

Within a few years, California farmers will have to pay $15 an hour minimum wage and time-and-a-half overtime for anything over eight hours under new regulations. That is, if they can even find reliable workers. A number of producers have already turned to robotics to replace hand-hoeing crews in specialty crops, which have a higher per-acre value and a lack ... Read More »

UT Plans Weed Tour, June 19, In Jackson, Tennessee

UT weed tour

The University of Tennessee has scheduled a weed tour, June 19, from 9-11:30 a.m., at the West Tennessee AgResearch and Education Center in Jackson. Registration opens at 8:30 a.m. A light breakfast will be served. Larry Steckel, UT Extension weed specialist, will lead the tour, along with Clay Perkins, doctoral candidate with the UT Department of Plant Sciences and Travis ... Read More »