15%高·辛微乳剂防治蔬菜田害虫的药效试验  

Efficacy of Beta-Cypermethrin·Phoxim ME for Control of Vegetable Pests

作　　者：王李节[1] 周艺峰[1] 聂王焰[1] 

机构地区：[1]安徽大学化学化工学院

出　　处：《农药科学与管理》2007年第2期23-25,16,共4页Pesticide Science and Administration

摘　　要：通过田间药效试验,验证了15%高.辛微乳剂对蔬菜害虫防治效果,确定了最佳使用剂量。结果表明,15%高.辛微乳剂对菜青虫和斜纹夜蛾的最佳用量为80～100mL/667m2,施药后5d,防效达90%以上,持效期可达7d以上,各处理对蔬菜安全。Field trials were conducted to validate the efficacy of beta-cypermethrin.Phoxim 15% ME for control of vegetable pest, and to determine the optimum application dosage. The results indicated that the best rate. For Pieris Rapae L. and Spodoptera Litura Fabricus control was 80 to 100 ml/mu. The control effect reached 90.0% or higher 5d after application, and the effective period was over 7 days, All treatments at the above dosages caused no vegetable injury.

关 键 词：田间试验 微乳剂 防效 持效期 

分 类 号：S436.3[农业科学—农业昆虫与害虫防治]