甜杨(populusSuaveolons)是杨柳科杨属中野生的高大乔木。它分布在内蒙古大兴安岭北部林区河流沿岸,对防风护岸有良好作用。我公司种子园苗圃,为了充分利用当地野主的优良杨树资源和增加新的造林树种,于1982～1985年春季进行甜杨扦插育苗并获得成功。其做法如下:1、采集插穗:在春季树液流动前,从优良类型甜杨所萌生的植株上选择一年生健壮、侧芽较多、无病虫害的枝条作插穗。先用枝剪去掉枝条底部的长芽和稍部发育不良的部 Populus Suaveolons are tall, wild, tall trees of the genus Populus. It is located in the northern part of Daxingan Mountains in Inner Mongolia River along the banks of the river, a good role in windbreak revetment. Seedling nurseries of our company, in order to make full use of the good wild poplar resources of local wild-owners and increase new afforestation tree species, the sweet-poplar cuttings were raised in the spring of 1982 ~ 1985 and succeeded. The practice is as follows: 1, collecting cuttings: before the flow of sap flowering in spring, from the good type of sweet poplar plant sprouting selected annual robust, more side buds, no pests and diseases of the branches for cutting. First cut off branches with the branches of the long shoots and the Ministry of the Ministry of dysplasia