西伯利亚花楸优良品种“冬红”试验研究

Breeding Research of the Fine Variety "Donghong" of Sorubus sibirica

从俄罗斯新西伯利亚中心植物园引进的西伯利亚花楸种苗,定植在黑河市中俄林业科技合作园区试验地内,从植物学、生物学特性等方面进行系统观测比较,以百花山花楸为对照。从物候期、生长情况、结实情况、果实性状、果实成分等方面综合分析,结果表明:“冬红”植株生长快,6年生苗高可达2.91m,树体丰满、树形美观,花期长,果实大而艳丽,百粒重可达53.76g,单株产量高、挂果时间长,叶片秋季变红,果实变为红色或橘红色,经冬不落,落雪后十分壮观,抗寒性强,是适合在高纬度寒冷地区栽植的优良园林绿化和经济林树种,能够满足城市建设和生态环境可持续发展的需求。

Sorbus sibirica seedlings were Introduced from the Novosibirsk central botanical garden of Russia,and planted them in the experimental site of the Sino-Russian Forestry Science and Technology Cooperation Park in Hei. he City,The botanical and biological characteristics were systematically observed and compared,Sorbus discolor was used as a control variety. Comprehensive analysis from phenological period,growth condition,fruiting condition,fruit character,fruit composition,etc.s,the results show that the "Donghong" plants grow fast,6-year-old seedlings can reach 2.91 meters in height,the tree is plump,beautiful in shape,flowering period is longer,larger and gorgeous fruit,Hundred fruit weight can reach 53.76g,the yield per plant is higher,the fruit hanging time is longer,the leaves turn red in autumn,and the fruit turns red or orange-red. It does not fall after the winter,and it is very spectacular af. ter the snowfall,stronger cold resistance,It is a good tree species for afforestation and economic forestry planted in high latitude cold areas,which can meet the needs of urban construction and sustainable development of ecological environment.