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茎源根系
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茎源根系
Encyclopedia
农学
﹝经济林生长发育规律﹞
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cutting root system
茎源根系
依据某些果树枝条茎段上容易产生不定根的特点,将其扦插、压条,由无性繁殖途径单独形成植株个体,该植株的根系称为茎源根系。
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language rights
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language shift
Language Situation in China
languages of Gaoshan nationality
languages of the world
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