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yin xing gao jie ji shu
Author(s): 
Pages: 41
Year: Issue:  5
Journal: Jiangxi Agricultural Science & Technology

Keyword:  高接技术银杏科砧木银杏属接要白果树盛果期大乔木经济树种切接;
Abstract: <正>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:
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