Abstract: In this paper multi-target fuzzy programming for the constituents of forest tree species in the Baicheng Prefecture of Jilin Province, as well as total area of forest land, proportion of shelter-forest, and ecological and economical target of fourteen aspects, such as, output value, investment, profit, manpower consumption, timber production, fuel wood offering capacity and etc. of an unit area is studied. The result shows that the multi-target fuzzy programming is practicable in making out the plan for the constituents of forest tree species, and by this method, we can make scientific use of land resources, funds for forest manpower and material resources.