摘要
‘创新杨’是通过人工控制授粉选育而成,雄株,为美洲黑杨种内杂种,其母本为南抗杨,父本为帝国杨。9年生平均胸径19.9 cm,平均树高18.0 m,单株材积0.206 4 m^3,比对照‘中林2025杨’材积生长量分别提高22.0%。树冠长卵形,干形通直,冠幅中等,早期速生,抗光肩星天牛,耐瘠薄。
The variety,＇Chuangxin＇,was selected from the progeny of Populus deltoides CL.＇Nankang＇× P.deltoides CL.＇Imperil＇ with artificial control pollination.It is male clone and an intraspecific hybrid of P.deltoides.Average DBH,height and volume of nine-years-old ‘Chuangxin＇were 19.90 cm,18.0 m and 0.2064 m^3,and the volume was 22.0% greater than control variety of ＇2025＇.The elite variety has characteristics of straight trunk,middle crown,fast-growing,high resistance to Anoplophora glaberipennis and tolerance to soil barren.
出处
《林业科学》
EI
CAS
CSCD
北大核心
2016年第3期130-130,共1页
Scientia Silvae Sinicae
基金
林业科技国家级推广项目([2014]02)
林木遗传育种国家重点实验室专项课题(CAFYBB2012041)
关键词
杨树
良种
选育
抗虫
poplar
elite variety
selecting and breeding
borer resistance
