Monsanto Monsanto The Monsanto Company () was an American agrochemical and agricultural biotechnology corporation that existed from 1901 until 2018 when it was acquired by Bayer. It was headquartered in Creve Coeur, Missouri. Monsanto developed Roundup, a glyphosate-based herbicide in the 1970s, and became a major producer of genetically engineered crops. Monsanto was one of four groups to introduce genes into plants (1983), and was among the first to conduct field trials of genetically modified crops, (1987). It was one of the top 10 U.S. chemical companies until it divested most of its chemical businesses between 1997 and 2002, through a
Monsanto of 2004 about 150,000 small farmers had left the countryside; including 50% as of 2009 in the Chaco region. "The Guardian" reported that a Monsanto representative had said, "any problems with GM soya were to do with use of the crop as a monoculture, not because it was GM. If you grow any crop to the exclusion of any other you are bound to get problems." In 2005 and 2006, Monsanto attempted to enforce its patents on soymeal imported into Spain from Argentina by having Spanish customs officials seize the soymeal shipments. This has been an attempt made by Monsanto