The invention discloses a dendrolimus punctatus walker preventing and control method in an artificial masson pine forest planting process. The method comprises the following steps of interplanting masson pines and eucalyptuses and spraying wood protecting agent in January to February in spring of a first year; planting poplars in spacing belts and artificially breeding woodpeckers; in December of the same year to January of a next year, spraying pyrethroid by multiple times; in January to February of the next year, eliminating disease seedlings and supplementing seedlings, artificially removing Dendrolimus spp eggs and spraying the wood protecting agent; inputting trichogramma dendrolimi matsumura and telenomus dendrolimusi Chu in batch; and in March to April of a third year, artificially breeding azure-winged magpies; in April to October of the same year, arranging one black light lamp on the middle part of each planting unit; and in March to September of the first year and the second year in a planting period, performing soil loosening and wedding every month. According to the method of the invention, a comprehensive preventing and control method in which natural enemy prevention and control, biomimetic drug prevention and control and physical prevention and control are combined is utilized, thereby performing comprehensive prevention and control on the dendrolimus punctatus walker and improving survival rate of the masson pines.