Abstract: This paper reviewed the studies and application in the world on Rhizophagus grandis,a predator of Dendroctonus micans.Studies on the biology and the chemical ecology,and methods of mass rearing and storing R.grandis were introduced in detail.Application of R.grandis as a biological control agent against Dendroctonus valens,an invasive alien pest in China was briefly reviewed.According to the new advance theory of the biological control,the possibility,requirement and chief strategy for using R.grandis to control the other conifer bark beetles besides D.micans in China was discussed.

Key words: Rhizophagus grandis, Dendroctonus valens, invasive pest, conifer bark beetles, exotic natural enemy introduced, biological control pest