Unapproved Monsanto strain causing concern for Canadian wheat farmers

Japan and South Korea halt imports of Canadian wheat after genetically modified plants found in Alberta

Japan and South Korea have halted imports of Canadian wheat due to some unauthorized genetically modified plants having been discovered in southern Alberta. Modified wheat is not approved for commercial use anywhere in the world. AP Photo/Danny Johnston, File

A small patch of unapproved genetically modified wheat that was discovered in southern Alberta last summer is causing trade headaches for Canada.

This week, South Korea joined Japan in suspending imports of Canadian wheat after news of the discovery emerged.