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Roundup is a brand name of herbicide originally produced by Monsanto, which Bayer acquired in 2018. Prior to the late-2010s formulations, it used broad-spectrum glyphosate-based herbicides. [1]
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% ...
John E. Franz (born December 21, 1929) is an organic chemist who discovered the herbicide glyphosate while working at Monsanto Company in 1970. [1] The chemical became the active ingredient in Roundup, a broad-spectrum, post-emergence herbicide.
[10] [11] [12] In June 2020, Bayer agreed to pay numerous settlements in lawsuits involving ex-Monsanto products Roundup, PCBs and Dicamba. [13] Owing to the massive financial and reputational blows caused by ongoing litigation concerning Monsanto's herbicide Roundup, the Bayer-Monsanto merger is considered one of the worst corporate mergers in ...
The percentage of POEA varies. A 1997 US government report said that Roundup is 15% POEA while Roundup Pro is 14.5%. [136] Since POEA is more toxic to fish and amphibians than glyphosate alone, POEA is not allowed in aquatic formulations. [137] [136] [138] As of 2000, at least 58 studies existed on the effects of Roundup on a range of organisms ...
The US patent for Roundup Ready soybeans expired in 2014. [13] The US patent for Roundup Ready canola expired on 26 April 2022. [14] The 2022 film Percy is based on Canadian farmer Percy Schmeiser's legal battle against Monsanto over the Roundup Ready canola patent.
Preemergent herbicides are a form of chemical weed control which prevent germinated weed seedlings from becoming established. In some areas of the world, they are used to prevent crabgrass from appearing in lawns. [1] Preemergent herbicides are applied to lawns in the spring and autumn, to prevent the establishment of weed seeds. They will not ...
The biological activity of a pesticide, be it chemical or biological in nature, is determined by its active ingredient (AI - also called the active substance). Pesticide products very rarely consist of the pure active ingredient.