论文部分内容阅读
紫背金盘(A(?)(?)(Makine))提取物对菜青虫(P(?)(?)(L.))小菜蛾(P(?)xylostella(L.))斜纹夜蛾(Prode(?)ia Iit(?)(Fabricius))和粘虫(M(?) aeparola (Walker))的幼虫均有显著的抑制生长发育和拒食作用,甲醇提取物及其氯仿提取物对五龄菜青虫的拒食中浓度(AFC50)分别为0.31%和0.12%;抑制生长发育有效中量(ED50)分别为1.36mg/g和0.34mg/g.氯仿萃取物对3—4龄小菜蛾的AFC50为0.23%,E