中国最大农资经营企业中国农业生产资料集团公司与美国磷肥协会就进口美国50万ｔ化肥(磷酸二铵)签订贸易购销合同。此次化肥购销合同是为补充中国国内高效磷肥产量的不足,满足农业生产的需要而签订的。中美签署50万吨化肥购销合同 China’s largest agricultural capital operation company China Agricultural Materials Corporation and the United States Association of fertilizer on the United States imported 500,000 t fertilizer (DAP) signed a trade purchase and sale contract. The contract for the purchase and sale of chemical fertilizers is to supplement the insufficiency of China’s domestic production of efficient phosphate fertilizer and meet the needs of agricultural production. China and the United States signed a 500,000 tons fertilizer contract of purchase and sale