This paper deals with the relationship between vertical migration of army-worm moth and climative factors, in 1979-1984.Six observation-stations were built on the different highness on Emei Shan Mountain, Sichuan province, and observed periodically the immigratory population dynamics of the Ist-gen-eration of the armyworm moth.The results of the observation of last servefal years showed that the dynamics of the immigratory population had close zelation with humidity, rain, wind, particuiarly temperature. In...