GC-MS was used to trace the intermediate metabolite during the degradation of omethoate by strain B1,and reported the the degradative pathway and the intermediate metabolite in the degradation of omethoate by strain B1 for the first time.

• 采用GC-MS手段追踪黑曲霉B1降解氧乐果的中间产物，首次报道了黑曲霉对氧乐果降解的代谢途径及中间产物。