本刊讯近日,农业部批准江苏省农用激素工程技术研究中心有限公司的砜嘧磺隆原药产品临时登记,这也是国内企业获得的首个砜嘧磺隆产品登记证。砜嘧磺隆原由美国杜邦公司开发,并获中国专利授权,已于2007年1月到期。1996年9月11日又被授予行政保护,目前保护期已满。(刘刚) Recently, the Ministry of Agriculture approved the temporary registration of the original product of rimsulfuron in Jiangsu Agricultural Hormones Engineering Technology Research Center Co., Ltd., which is also the first registration certificate of the domestic products. Rapamycin was originally developed by the United States DuPont, and was Chinese patent license, has expired in January 2007. On September 11, 1996, it was granted administrative protection and the current protection period has expired. (Liu Gang)