参试材料的上切口平滑枝数（X）与顶侧芽长度（Y）均呈极显著相关关系。
The number of stems with glossy top cutting surface ( X ) was in highly significant correlation with topside bud length ( Y) .
利用3 ~ 4年单枝结果数和单株产果量的平均值作为高产胶优良无性系早期选择的标准。
The average yield of every 3 ~ 4 a from a single twig and from an individual could also be employed as an index for early stage selection of new clones.
矮砧树中短枝的单枝鲜重、比枝重、单枝叶数、单枝叶面积、单枝叶鲜重等指标，高于乔砧树。
The indexes of the weight of the medium and short twigs, the leaf number, the leaf area and the leaf fresh weight of the medium and short twigs are much higher than those on seedling stock.
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