'We need to have European rules on coexistence,' Peter Gaemelke, president of COPA, the European farmers unions associatio, said. 'We have a free internal market - the rules of production should be the same... we still do not have clear guidelines on how to handle GMOs, since important rules on seeds and coexistence are missing.'<a href="http://www.agbios.com/main.php?action=ShowNewsItem&id=5922">Reuters: EU farm union calls for bloc-wide GMO crop rules</a>