Abstract: This paper deals with bionomic strategies,interspecific competition strategies of coffee stem-borers,Xylotrechus quardripes Chevr.And Acalolepta cervinus (Hope).Moreover,combined these strategies,which regarded as the living strategies of coffee stem borers,with the theory of Integrated Pest Management (IPM),the features of coffee eco-system,and the attacking characteristic and occurrence regulation of coffee stem borers,a series of prevention and control strategies of these two beetles were formulated.These prevention and control strategies were proved to have good control effects in the practice of pest management.