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In the United States, use of Roundup experienced rapid growth following the commercial introduction of a glyphosate-resistant soybean in 1996. [76] "Roundup Ready" became Monsanto's trademark for its patented line of crop seeds that are resistant to Roundup. Between 1990 and 1996 sales of Roundup increased around 20% per year. [77]
Polyethoxylated tallow amine (POEA) is a surfactant added to Roundup and other herbicides as a wetting agent. [17] POEA is not a single surfactant, but a complex mixture. The composition of each POEA surfactant is a proprietary trade secret. Monsanto's RoundUp, for example, contains a proprietary POEA surfactant called MON 0818 at a 15% ...
Additionally, The Institute of Science in Society (ISIS) in 2014 published that the POEA added in Roundup weed killer is most toxic to human cells and also increases the glyphosate toxic effects.
Roundup is among the most widely used weed killers in the United States. Bayer phased out sales for home use last year. The case is Schaffner et al v Monsanto Corp, 3rd U.S. Circuit Court of ...
Landscaping company in Oklahoma applying a weed control product that contains glyphosate Glyphosate has four ionizable sites, with pKa values of 2.0, 2.6, 5.6 and 10.6. [ 83 ] Therefore, it is a zwitterion in aqueous solutions and is expected to exist almost entirely in zwitterionic forms in the environment.
In 2011, the journal Weed Science highlighted the growing phenomenon of glyphosate resistance, whereby overuse of Roundup creates aggressive, herbicide-immune super-weeds, which have to be ...