The result showed that the successful rooting system was closely related to the concentration of macronutrient of MS medium, auxin concentration and developing state of the explant.
结果表明，培养基中无机盐浓度、外源激
水平、种类以及外
体的发育状况等对试管嫩茎生
具有明显
。
；
生长激（auxin的复数）The result showed that the successful rooting system was closely related to the concentration of macronutrient of MS medium, auxin concentration and developing state of the explant.
结果表明，培养基中无机盐浓度、外源激水平、种类以及外体的发育状况等对试管嫩茎生具有明显。
It is the factors affected plant regeneration in explant culture in Euphorbia pulchrrima willd to different explants or aurin or cytokinin or the combination of the auxin and cytokinin.
外体的类型、生长、细胞分裂的类型及二者的不同组合均对一品红在离体条件下株的再生具有。
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