"Across the U.S. Farm Belt, top grain handlers have banned genetically modified crops that are not approved in all major overseas markets, shaking up a decades-old system that used the world's biggest exporting country as a launchpad for new seeds from companies like Monsanto Co.
Bold yellow signs from global trader Bunge Ltd are posted at U.S. grain elevators barring 19 varieties of GMO corn and soybeans that lack approval in important markets."
https://www.yahoo.com/news/u-traders-reject-gmo-crops-110001457.html?nhp=1
It's going to be tough on some farmers.