世界贸易组织2009年7月31日宣布,成立专家组对中美禽肉争端正式进行调查。世贸组织公告显示,中国代表团提出2009年3月11日美国总统奥巴马签署了《2009年综合拨款法案》,该法案第727条款规定:“根据本法所提供的任何拨款,不得用于制定或执行任何允许美 On July 31, 2009, the World Trade Organization announced the establishment of a panel of experts to formally investigate the dispute over poultry and meat between China and the United States. The announcement by the WTO shows that the Chinese delegation proposed that President Obama sign the 2009 Consolidated Appropriation Bill on March 11, 2009. Article 727 of the act states: ”Any appropriation provided under this Act shall not be used for the purpose of formulating Or perform any allowable beauty