Observations on The Migrations of The Black cutworm Moth (Agrotis ypsilon Rott.) on Baima Snow Mountain,Yunnan

This paper deals with the migrations of the black cutworm moth (Agrotis ypsilon Rott.) and the energy source and climative faetors.Observation stations were setting up on Baima snow mountain,Yunnan Province,and the throughout the year observed periodically the migratory population dynamics of the black cutworm moth,in 1985 to 1988.