[Objective]The research aimed to study the biological characters of Dendrolimus kikuchii Maxsumura and food comsumption of its larva.[Method]D.kikuchii Maxsumura were bred under both natural and laboratory conditions.With regular and irregular survey on permanent and temporary sampling trees,the biological characters,life history and food consumption of the pest were observed.[Result]Under both rearing conditions,the food consumption of the overwintering and first generation larva increased with instars.In ...