The determination of the yielding age is one of the key links for the management ofthe short-rotation timber plantation. From long ago, the determination of the age is mainlybased on the quality maturity and quantity maturity, less considering the other factors suchas economical factors in the cultivating course of the plantation. Up to now, we seldomcomprehensively consider the site condition of the tree cultivation, management measures,the utilization ways, interest rate, the production cost and the susta...