杨树是高大速生的乔木树种,是平原地区优良的用材树.它的木材利用价值占有重要的地位.我区载植杨树具有悠久的历史,广大农民(特别是南疆)对栽植杨树有优良的传统习惯和丰富的经验.根据当地条件,积极营造和扩大杨树林,是当前自治区林业建设中一项具有重要意义的工作.杨树在我区境内分布很广,北起阿尔太,南止昆仑山,无论高山、平原都有杨树分布和栽培,是我区种类繁多,分布最广的阔叶树种.全国杨树有30种以上,而就目前所知,新 Poplar is a tall and quick-growing arbor species, is an excellent timber in the plains.It occupies an important position in the value of the use of wood.Yang has a long history of planting poplar, the majority of farmers (especially in southern Xinjiang) planting poplar There are excellent traditional habits and rich experience.According to local conditions, actively create and expand poplar forest, is an important work in the construction of forestry in the autonomous region poplar in my area is widely distributed in the north, Altai, South Only Kunlun Mountains, regardless of the mountains, the plains have poplar distribution and cultivation, is our region a wide range of the most widely distributed broad-leaved species of poplar more than 30 species, but as far as we know, the new