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林业科学 ›› 2011, Vol. 47 ›› Issue (11): 208-208.doi: 10.11707/j.1001-7488.20111134

• 植物新品种与良种 • 上一篇    

银杏新品种‘泰山玉帘’

王迎, 宋承东, 郭善基, 张泰岩, 黄迎山   

  1. 泰安市泰山林业科学研究院 泰安271000
  • 收稿日期:2011-07-18 修回日期:1900-01-01 出版日期:2011-11-25 发布日期:2011-11-25

A New Variety of Ginkgo biloba ‘taishanyulian’

Wang Ying, Song Chengdong, Guo Shanji, Zhang Taiyan, Huang Yingshan   

  1. Tai'an City Academy of Forestry Science Tai'an 271000
  • Received:2011-07-18 Revised:1900-01-01 Online:2011-11-25 Published:2011-11-25

摘要:

‘泰山玉帘’是从银杏种质资源圃中发现的1个枝条自然下垂的单株,经过嫁接繁殖试验所得。叶片有2种类型: 一种为人字形叶片,中裂极深,可达叶片基底或接近基底; 另一种叶片的中裂较浅或极浅,叶片呈扇形、窄扇形或半圆形,叶片上缘呈波状或齿牙状短裂。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,种核(即白果)较小,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。

关键词: 泰山玉帘, 银杏, 新品种

Abstract:

Variety ‘taishanyulian’ is derived from an individual tree with natural drooping branches found in a Ginkgo germplasm resource garden, after grafting propagation experiment. The leaves have two types: one is a herringbone blade with a deep crack that reaches to vane base or near base; another kind of blade with a shallow or very shallow crack, narrow blade, fan-shaped or semiorbicular, leaf margin wavy or toothed shaped short crack. Female plants, female cone has a long stalk, stem distal end has 1-2 disk-shaped beads, each bead 1 ovule that develops into a seed. Seed is drupelike, kernel (i.e. Ginkgo) smaller, exocarp fleshy, with white powders. From October to November when fruits ripe, with yellow or orange color, smell. Testa is bony, white; and endotesta is membranaceous.

Key words: &lsquo, taishanyulian&rsquo, Ginkgo biloba, new variety

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