Degradation characteristics of parathion,parathion methyl and fenitrothion by a enzyme,extracted from the isolated strain YF11,was determined.

从降解菌YF11中提取了降解酶并测定了该降解酶、甲杀螟松的降解特性。

Chlorpyrifos was one kind of organophosphorus pesticides with higher efficacy and could substitute highly poisonous metham-sodium and parathion.

毒死蜱是替代甲胺等高毒农药的高效有机杀虫剂,在世界范围得到广泛使用。