After 24 h tested, the LC 50 values of SV 1 with mixtures fenvalerate and DDVP were 1 7, 1 7, 2 0 and 1 3 times higher than that of the mixture of fenvalerate and DDVP to several pests, respectively.

• 对粘虫处理24h的触杀毒力LC50值为24.；81mg/kg，增效比值为1