杨树新品种‘朝霞杨’  

A New Variety of Populus × euramericana ‘Zhaoxiayang'

作　　者：李义红[1] 黄印冉 闫淑芳[1,2] 

机构地区：[1]河北省林业科学研究院,石家庄050061 [2]河北省林木良种工程技术中心,石家庄050061

出　　处：《林业科学》2016年第10期167-167,共1页Scientia Silvae Sinicae

基　　金：河北省林业科学技术研究项目"朝霞杨新品种的选育及繁育技术研究(1207431)

摘　　要：‘朝霞杨’是欧美杨107杨的芽变品种。该品种苗干通直,树冠窄。春季叶片为紫红色,生长旺盛期叶色转为紫色,秋季渐转为浅紫色。叶片较‘欧美杨107杨’略小;叶芽为褐色,较欧美杨107杨小;苗木停止生长时间和落叶期较欧美杨107杨晚5-7天。朝霞杨成年树主干红褐色。Populus × euramericana cv.‘Zhaoxiayang＇is a mutant of Populus × euramericana‘74/76＇（ 107）. The leaf color of Zhaoxiayang is purplish red in spring,purple in vigorous growth period,mauve in autumn. In comparison with107,the leaf of zhaoxiayang is somewhat smaller,the leaf bud is brown and somewhat smaller,and seedling growth stop and defoliation in fall are relatively late for 5- 7 days. The trunk of zhaoxiayang adult tree is redish brown,while the107＇s is grey.

关 键 词：朝霞杨 欧美杨107杨 新品种 

分 类 号：S722.5[农业科学—林木遗传育种]