甲氰菊酯,我国较早引进商品灭扫利20%乳油推广应用,又引进原药,所以国内企业于1991年使用引进原药配制生产20%乳油入市。据对农药产品登记动态资料统计至2003年上半年,全国24个省、区、市131家企业登记产品169个厂次(原药8个厂次、单剂46个厂次、复配制剂115个厂次),并于2000年成为百家企业生产品种,产品登记1998年至2000年达到高潮,登记产品61个厂次占36%。原药登记8个厂次中,辽宁省大连凯飞化学股份有限公司独家登记S-甲氰菊酯原药。单剂登记46个厂次中,20%甲氰菊酯乳油38个厂次占 Fenpropathrin, the introduction of China’s early introduction of commercial products off swept 20% EC promotion and introduction of the original drug, so the domestic enterprises in 1991 to introduce the introduction of the original preparation of 20% EC into the market. According to statistics on the registration of pesticide products in the first half of 2003, the number of 131 enterprises registered in the province’s 24 provinces, autonomous regions and municipalities was 169 (with 8 original plants, 46 single plants, and 115 complex preparations A factory), and in 2000 to become a hundred varieties of enterprise production, product registration from 1998 to 2000 culminated in the registration of products 61 plants accounted for 36%. The original drug registration 8 factories, Liaoning Province, Dalian Kai-Fei Chemical Co., Ltd. exclusive registration of S-fenpropathrin original drug. Single-agent registration 46 plants, 20% fenpropathrin EC 38 plants accounted for