Mortality percentage of R. ferrugineus population in response to Pesticide (Cypermethrin) and ds RNA P450 application. SL= “Susceptible larvae”- SM= “Susceptible male”- SF= “Susceptible female”- RL= “Resistant larvae”, RM= “Resistant Male”- RF= “Resistant Female”-, FL= Field larva, FM=Field Male and FF=Field Female (Field population of Sindh province was used. Mortality was observed after 48h of treatment. (*P<0.05, **P<0.01 and ***P<0.00