• By Daniel Stephenson and Josh Copes • Glyphosate-resistant Italian ryegrass has been an issue in the mid-South for the past 10 to 15 years. In Louisiana, growers have been battling this pest for five to 10 years, and the problem is spreading each year. Louisiana does not have ryegrass issues like Mississippi, but if control strategies are not implemented, ... Read More »
herbicide resistance
Here’s a ‘Plan B’ for Palmer pigweed escapes after dicamba, 2,4-D
• By Larry Steckel • Some reports have come from folks concerned by the lack of Palmer amaranth response to applications of dicamba plus glyphosate applied in the last 10 days. I expect to get more of these calls as I have seen similar results in our research this spring. The half-pound rate of dicamba plus glyphosate applied to 3- ... Read More »
New thoughts on preemergence options in cotton
• By Larry Steckel • Clearly, after all the struggles in 2019 controlling grass weeds, many are looking to change their weed management program. The most frequent question recently has been on the best preemergent options to more account for barnyardgrass, jungle rice and goosegrass. In an attempt to do a better job on grass, most have decided to move ... Read More »
Bayer announces new post-emerge herbicide MOA in early development
Bayer has announced a herbicide molecule in Phase 2 of early development that has demonstrated effective control of key resistant grasses in research trials, according to a company news release. At the same time Bayer researchers are working to identify and develop a corresponding trait to convey herbicide tolerance to crops. Discovery of this molecule is being complemented by a ... 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 »
Improve soil health, weed management
In June of this year, Dr. Gaylon Morgan joined the Agricultural & Environment Research Division at Cotton Incorporated. His area of expertise includes weed management, soil health, nutrient research and producer outreach. The addition of Morgan’s knowledge and experience is a win for U.S. cotton producers as weed pressure is an ever-present concern and future herbicide options are uncertain. Before ... Read More »
BASF launches weed ‘eradication’ initiative
• By Vicky Boyd, Managing Editor • BASF recently launched an industrywide initiative – “Operation Weed Eradication” – that challenges growers and others within agriculture to take a zero-tolerance approach to ridding fields of devastating weeds. “As an industry, we’ve talked about managing weeds. We need to switch that up to eradicating those weeds in the field,” Scott Kay, vice ... Read More »