Neonic insecticides widespread in Iowa waters -study
July 24, 2014 at 14:06 PM EDT
July 24 (Reuters) - A class of insecticides popular with corn and soybean farmers in the U.S. Midwest but feared as a factor in the decline of U.S. honey bee colonies and other crop pollinators, has been found to be widespread through rivers and streams in Iowa, according to a government study released on Thursday.