This project by a wide range of pest ecology, species abundance, distribution and investigation and determination of the basis of efficacy occurred season to establish forensic dose for pest resistance and cross-resistance surveys, enforcement of environmental pest control environment, the health authorities, when pest control operators medication, drug selection and use of reference to the effective application of environmental agents, reduce medication errors, and harm the environment, and help domestic environmental sanitation agent manufacturing pharmaceutical understand the environmental pest susceptibility to determine the direction of pharmaceutical production.

environmental pest, population density, susceptibility