date:Dec 31, 2013
ng plant on average weighed a record 1,346 pounds up more than 20 percent in the last two decades.
Merck's Zilmax quickly developed a loyal customer base. Its popularity spread even to the show circuit, where ranchers' children today can win prizes exceeding $100,000 for raising big-girth bovines.
ADVERSE EVENTS
Tyson and rival beef processor Cargill Inc have told Reuters they will not accept Zilmax-fed cattle until Merck can provide a scientific vetting of Zilmax's safety to animals and the