“New GMO Wheat May Silence Vital Human Genes”...
http://articles.mercola.com/sites/articles/archive/2013/04/23/gm-wheat.aspx
... Last month (May 2013) the EPA announced a final ruling to increase, yet again, the allowed residue limits in food and animal feed of glyphosate, the key active ingredient in Monsantos Roundup herbicide. Under the ruling, the allowed glyphosate level in animal feed will rise to 100 parts per million (ppm) and 40 ppm in oilseed crops