Monsanto stakeholders". without attempt to validate sources. The journal "Science" ranked Monsanto in its Top 20 Employers list between 2011 and 2014. In 2012, it described the company as "innovative leader in the industry", "makes changes needed" and "does important quality research". Monsanto executive Robert Fraley won the World Food Prize for "breakthrough achievements in founding, developing, and applying modern agricultural biotechnology". 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
Castle of Monsanto Castle of Monsanto The Castle of Monsanto () is a medieval castle located in the civil parish of Monsanto e Idanha-a-Velha, in the municipality of Idanha-a-Nova, Portuguese district of Castelo Branco. The site was likely the location of fortified settlement during prehistory. Legend suggests that during the 2nd century a castro was taken and colonized on the hilltop of Mons Sanctus, by Roman Praetor Lucius Aemilius Paullus. The castro was destroyed and progressively settled by settlers from Idanha-a-Velha. Between the 5th and 11th century was occupied by Visigoths and Arabs. In order to building a defensive line and strengthen his