SYNTHESIS AND FIELD EXPERIMENTS OF SEX ATTRACTANT FOR CHINESE LOCUST MOTH,CYDIA TRASIAS MEYRICK(LEPIDOPTERA:TORTRICIDAE) EFFECTS OF THE SEX PHEROMONE TRAPS ON CAPTURE OF CYDIA TRASIAS (MEYRICK) (LEPIDOPTERA: OLETHREUTIDAE) MALE MOTH Mass trapping with synthetic sex pheromone for control of the Chinese tortrix,Cydia trasias(Meyrick) Host-Selection Behavior of Cydia trasias