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palmer pigweed

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 »

Recent pigweed escapes are troubling

pigweed sprayed with liberty

• By Tom Barber • Over the last couple weeks I have had several conversations with consultants and growers about pigweed control. Many are concerned with the levels of postemergence control they are seeing in all technologies but especially with glufosinate or Liberty. I have received several pictures of pigweed escapes following two or three Liberty applications in Northeast Arkansas. ... Read More »

Research Benefits Southern Plains Cotton

Despite the COVID-19 pandemic, Cotton Incorporated leaders and scientists continue to advance the crucial agricultural and environmental research for which they are responsible. Cotton Incorporated’s Agricultural and Environmental Research Department has taken a steadfast approach to managing ongoing research projects and priorities through these challenging times. Along with university and U.S. Department of Agriculture research partners, the AERD team at ... Read More »

Extension hears concerns about poor Palmer amaranth control with dicamba

palmer pigweed

• By Larry Steckel and Clay Perkins • Calls continue to come in on concerns about poor Palmer amaranth control after a dicamba application. More than a few have reported that Palmer amaranth has survived multiple dicamba + glyphosate applications (Example right). In visiting with farmers, consultants and retailers it is interesting to note that some are seeing relatively good ... Read More »

Develop Sound Weed Management Program

palmer pigweed

Cotton Farmers Urged To Get Back To The Basics In Controlling Palmer Amaranth • By Amanda Huber, Southeast Editor • Cotton farmers have made monumental advancements in weed control and pesticide stewardship across Georgia during the past five years, according to University of Georgia Extension weed specialist Stanley Culpepper. Additionally, pesticide drift complaints have dropped 76% during that time. “Although ... Read More »

Consider planting conditions when choosing preemergence herbicides

cotton injury from warrant

• By Charlie Cahoon Jr. • According to the most recent Cotton Planting Conditions Forecast, planting conditions should improve by next Wednesday, May 13, 2020. For those itching to start earlier in the week, I hope you consider how marginal planting conditions can influence cotton response to preemergence herbicides. Cool, wet conditions can influence cotton tolerance to all residual herbicides. ... Read More »