Since 1978, to meet the requirements of afforestation, some 50 sapling farms have been set up in various places, introducing, naturalizing and cultivating scores of tree breeds suitable for Tibet.

• 1978年起，为适应造林绿化的需要，各地先后建立苗圃近50个，引进、驯化、培养了数十种适宜西藏生长的造林绿化树种。