青杨雄株属落叶乔木,是沟壑丘陵区造林绿化的特有树种和先锋树种,它较耐寒耐旱,抗逆性强,是适生速生的乡土树种,也是发展林业生产的主要速生用材树种之一。自2001年起在湟中县甘河滩林场苗圃地进行了青杨雄株的扦插育苗试验,通过三年的试验,初步摸索到了青杨雄株育苗的规律,并 Qingyang male plant is a deciduous tree, gully hilly areas afforestation of endemic trees and pioneer trees, it is more cold and drought, strong resistance, is a native species suitable for fast growing, but also the development of forestry production is one of the main species of rapid growing timber . Since 2001, she has conducted the cuttage nursery test of the male plant of Qingyang in Ganhetan forestry nursery in Langzhong County. After three years of experiment,