国外十个树种的引种育苗试验王录和，张丽华，曹雪艳，王通军（朗乡林业局乡南营林所）（辽宁省新民县林业机械化林场）（亚布力林业局桦山林场）引种驯化是实现林木良种途径之一，无疑，它能丰富和扩大森林资源，对于培育速生、丰产、优质的树木新品种有着重要的社会效益... Introduction of Ten Species of Foreign Seedlings and Nursery Experiments Wang Luhe, Zhang Lihua, Cao Xueyan, Wang Tongjun (Longxiang Forestry Bureau Township Forestry Office) (Liaoning Province Xinmin County Forestry Mechanization Forest Farm) (Yabuli Forestry Bureau Birch Forest Farm) Introduction and domestication is the realization of forest trees It is undoubtedly one of the ways to improve seed quality, which can enrich and expand forest resources and has important social benefits for cultivating new varieties of trees with fast growing, high yield and good quality.