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银杏原产我国别名白果树,为银杏科银杏属的落叶大乔木,寿命长,病虫害少,树干挺直,叶革质扇形,枝叶姿态奇特典雅,种子味美,既可食又可入药,是优良的绿化观赏和经济树种。它生长发育缓慢,由种子繁殖者,约需二十年左右始能开花结果,四十年后才进入盛果期,百年大树仍可高产,故又有“公孙树”之称。成果采用高接法换种,可缩短童期,6～7年即可结果。现将其高接要点介绍如下:
Ginkgo biloba native to China alias name for Ginkgo biloba deciduous trees, long life, fewer pests, trunk upright, leaf sericoid fan-shaped leaves and leaves strange and elegant posture, delicious seeds, both edible and medicine, is an excellent green Ornamental and economic tree species. Its slow growth and development, by the breeders, about 20 years before the beginning of flowering, 40 years before entering the full fruit period, a hundred years old trees can still be high yield, so there are “Gongsun Shu” said. The results of high access to change, can shorten the period of 6 to 7 years to the result. Now take the high points to introduce as follows: