Abstract: In 2006,Daxing District introduced Pinus sylvestris var.mongolica seedlings with heights of 2.5~3 meters from Shangzhi Yabuli area of Heilongjiang province and cultivation experiment was conducted in Wufulin Nursery. In 2010,Pinus sylvestris var.mongolica saplings with heights of 3~3.5 meters were introduced from Zhangjiakou area of Hebei Province and planted in the Riverside Forest Park.The results of 3-year forestation in the Riverside Forest Park and 7-year cultivation practice in Wufulin Nursery showed that Pinus sylvestris var.mongolica had a strong ability to adapt the climate and soil in Daxing District of Beijing,they grew well and they were suitable for local afforestation as evergreen species.

Key words: Daxing District, Pinus sylvestris var.mongolica, introduction and cultivation, seedling planting, seedling management