Clearly this year, many are having trouble managing ryegrass and poa. Questions began months ago and continue today and have ranged from tactics to burn them down before planting to […]
In 2018, 39 samples were submitted for herbicide resistance screening to Michigan State University Diagnostic Services. This is a 26% drop from the previous growing season, which may be attributed […]
While it’s not terribly late yet, the wet soils and wet forecast could keep most of us out of the fields for a while. The questions about how to deal […]
Arkansas: Horseweed Making a Comeback… Again! Apr 24, 2019
Horseweed (marestail) has always been an issue at spring burndown prior to planting. In the early 2000’s, it became a much bigger problem in the Southern US by developing resistance […]
Indiana: ATS and Burndown Herbicide Treatments Apr 5, 2019
This spring we have received a number of questions regarding the use of glyphosate-based burndown herbicides programs with ATS (ammonium thiosulfate). Increased use of ATS is being driven by the […]
Rolling On Herbicides: Exploring The Concept Mar 27, 2019
A drift-free, weed-specific pesticide applicator could enable autonomous weed control via smart robots — and help minimize exposure of crops and soil.
Tennessee Corn: Late Burndown Options Mar 26, 2019
Sprayers are rolling across Tennessee. Most are trying to catch up as we are well behind the burndown pace of many Tennessee springs.
It’s been 14 years since Stanley Culpepper confirmed the country’s first glyphosate-resistant Palmer amaranth population in some cotton fields in Macon County, Georgia. The University of Georgia Extension weed scientist had been seeing the […]
Dr. Bobby Golden, Extension rice and soil fertility agronomist, and Dr. Jason Bond, weed scientist with the MSU Delta Research and Extension Center talk about challenges with Italian ryegrass in […]
Resistant weeds have a range of fitness levels. In some cases, the resistance mechanism weakens the plant and it doesn’t grow quite as well as it once did. In other […]