银杏新品种‘金带’  

A New Variety of Ginkgo biloba 'jindai'

作　　者：王迎[1] 宋承东[1] 郭善基[1] 张泰岩[1] 黄迎山 

机构地区：[1]泰安市泰山林业科学研究院,泰安271000

出　　处：《林业科学》2011年第10期194-194,共1页Scientia Silvae Sinicae

摘　　要：‘金带’是对斑叶银杏进行枝条和植株优选,通过嫁接繁殖试验,选育获得的斑叶银杏新品种。主要特点是叶片为扇形,中裂较浅,叶缘浅波状,有长柄;叶片有黄绿相间的条纹,斑纹叶片底色绿色,其上间有黄色竖条纹。斑纹叶占全树全部叶片的40%～80%。雌株,雌球花有长梗,梗端有1～2盘状珠座,每座生1胚珠,发育成种子。种子核果状,近球形,外种皮肉质,有白粉。10—11月果熟,熟时淡黄或橙黄色,有臭味。中种皮骨质,白色;内种皮膜质。叶片春夏秋3季均能保持特色,可广泛应用于行道、公园、庭院、广场、旅游景点等。The ＇jindai＇ is a new Ginkgo cultivar which bred by selection of ginkgo branches with spot leaves,and through grafting propagation and optimization culture.Main characteristics include fan blade with a shallow center crack,shallow wavy leaf margin,long petiole;longitude yellow stripes on green background leaves with vertical yellow stripes across the longitude stripes.The striped leaves account for 40%~80% of the whole leaves.Female,female cone has a long stalk,and the end has 1~2 disk-shaped beads,each student 1 ovule which develops into a seed.Seed is drupelike,subglobose,exocarp fleshy,with white powders.From October to November fruits ripe,with yellow or orange color,bad smell.Testa is bony,white;endotesta is membranaceous.The striped leaves maintain the characteristics from spring to autumn.The cultivar can be widely applied to the sidewalks,parks,gardens,squares and other tourist spots.

关 键 词：金带 银杏 新品种 

分 类 号：S722.5[农业科学—林木遗传育种]