1997～1998年进行了防治烟草青枯病的药剂筛选试验,结果表明,25%青枯净可湿性粉剂500倍液的防治效果最好,平均防治效果为60.65%,其次为青枯净800倍液、灭菌净和氧氯化铜悬浮剂,防治效果分别为47.06%、44.69%和38.07%,明显高于其他参试药剂,值得推广使用。 From 1997 to 1998, the chemical screening test of tobacco bacterial wilt was carried out. The results showed that the best prevention and cure effect of 25% SCW WP was 500%, the average control effect was 60.65%, followed by 800% Liquid, sterilizing net and copper oxychloride SC were 47.06%, 44.69% and 38.07% respectively, which were obviously higher than those of other tested agents and worth to be popularized.