杨树良种‘北杨’  

An Elite Variety of Populus deltoides ‘Beiyang'

作　　者：曹国玉 李继祥 买买提库尔班.阿力 李开花 胡建军[4] 

机构地区：[1]烟台市林业技术推广站,烟台264013 [2]新疆玛纳斯县平原林场,玛纳斯832206 [3]新疆玛纳斯县林业局,玛纳斯832200 [4]林木遗传育种国家重点实验室中国林业科学研究院林业研究所,北京100091

出　　处：《林业科学》2016年第9期156-156,共1页Scientia Silvae Sinicae

基　　金：国家林业局林业科学技术推广项目([2014]02号);林木遗传育种国家重点实验室专项课题(CAFYBB2012041)

摘　　要：‘北杨’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‘D175’。9年生平均胸径21.3 cm,平均树高20.4 m,单株材积0.250 m^3,比对照‘中林2025杨’材积生长量提高49.9%。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 ‘Beiyang＇,male clone and intraspecific hybrid of Populus deltoides hybrid,was selected from the progeny of Populus deltoides‘Nankang＇× P. deltoides ‘D175＇by the way of artificial control cross pollination. Average DBH,height and volume of nine-year-old ‘Beiyang＇were 21. 3 cm,20. 4 m and 0. 250 m3,which were 49. 9% greater than the control ‘2025＇. The elite variety has the fine characteristics such as straight trunk,middle crown,fast-growing,strong resistance to Anoplophora glaberipennis and soil barren tolerance.

关 键 词：杨树 良种 选育 抗虫 

分 类 号：S722[农业科学—林木遗传育种]