Picea Koraiensis Nakai,naturally distributed in the river valley of east Daxinganling.Xiaoxinganling and Changbai Mountain forest area,is the main species of forest area.Since from 1950s,Picea Koraiensis Nakai plantation has high survival rate,good storage characteristics at the suitable locality because of its ecological and biological features such as water resistance,cold resistance and barren resistance.In recent years,Picea Koraiensis Nakai plantation has been created and developed in Heilongjiang prov...