生物农药2%苦参碱水剂对菜青虫的防治效果  

Field Experiment of 2%Matreine SL against Imported Cabbage Worm,Pieris rapae in Cabbage

作　　者：田本志[1] 赵奇[1] 胡兰[1] 赵杨[1] 姜永善 于中财 

机构地区：[1]辽宁省农业科学院植物保护研究所,沈阳110161 [2]台安县达牛镇农业技术推广站,台安114101

出　　处：《世界农药》2009年第6期34-35,共2页World Pesticide

摘　　要：探索了生物农药2%苦参碱水剂不同剂量对十字花科蔬菜害虫菜青虫的防治效果,统计出虫口减退率及校正防效,结果表明生物农药2%苦参碱水剂对菜青虫防效良好,适宜使用剂量(商品量)为15～20 g/667 m^2。The field experiment that bio-pesticide 2% matreine SL controlled Plutella xylostella （L.） was carried on in Shenyang east surberb in 2007. The result showed that 2% matrine SL gave better controlling against larva of P.rapae at more than 80% at the dosage of 15 g/667 m2）. Proper applied amount of the pesticide is 15-20g/667 m2.

关 键 词：生物农药 菜青虫 防治效果 2%苦参碱水剂 

分 类 号：TQ450.21[化学工程—农药化工]