福美双杀菌剂受到多企业关注的竞争品种,至2004年上半年全国27个省、区、市340家企业登记产品754个厂次(原药8个厂次、单剂43个厂次、复配制剂703个厂次),按企业所在辖区统计,山东、河北、江苏、黑龙江、天津等5个省、市有182家企业登记产品440个厂次(原药6个厂次,单剂26个厂次,复配制剂408个厂次),参与企 In the first half of 2004, there were 754 plants registered in 340 enterprises in 27 provinces, regions and municipalities in the first half of 2004 (8 plants of the original drug, 43 plants of single dose, With 703 plants), according to the statistics of the area where the enterprise is located, there are 182 enterprises registered in 440 factories (6 factories and 26 single plants in Shandong, Hebei, Jiangsu, Heilongjiang and Tianjin) A factory times, compounding agent 408 plants), participate in the enterprise