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AirTalk with Larry Mantle for August 12, 2013 Listen to interview: [audio:http://media.scpr.org/audio/upload/2013/08/12/beef.mp3] Tyson foods said it will no longer buy cattle fed Zilmax, a growth-inducing drug. What was the company’s motivation for the decision? Last Thursday market traders noticed cattle prices rise sharply. It was in response to news that Tyson Foods – a major meatpacker – quietly had sent letters to cattle feedlots indicating Tyson would no longer buy cows fed Zilmax. That’s a supplement designed to Read More …