Auxin, for instance, stimulates the rate of cell elongation, causes shoots to grow up and roots to grow down, and inhibits the growth of lateral shoots.
例如，生长素刺激细胞延伸的速度，促使芽和根生长，而抑制侧枝的生长。
Certain concentration of sucrose solution is helpful to growth of pollen tube; both 10% and 20% sucrose solutions can significantly increase elongation velocity of pollen tube.
一定浓度的蔗糖溶液有助于花粉管的生长，10%、20%蔗糖浓度均能显著提高花粉管伸长速度。
The growth of a pine shoot is often represented as the springtime elongation of a bud laid down the preceding summer .
松树枝梢的生长常常被说成是上年夏季形成的芽的春日伸长。
She ran away with a smile Qing Qian, heart also has a similar display is, in the rapid elongation, the growth of the.
她轻浅笑着跑开，心底也有一片类似的花海，在迅速的拔节、生长着。
Elongation growth and basal growth are decreased gradually, and first elongation growth is restrained under drought stress in laboratory.
室内干旱胁迫条件下，臭柏的伸长生长和地径生长逐渐减少，而且伸长生长优先受到抑制。
Root growth is mainly determined by cell division and subsequent elongation in the root apical area. Components regulating cell division in root meristematic cells are largely unknown.
根的生长主要取决于根尖区的细胞分裂和伸长，而调控根尖分生组织细胞分裂的成分很大程度上是未知的。
BA, when combined with IBA, showed its effectiveness on the growth and elongation of the adventitious buds.
BA与IBA配合使用，对不定芽的伸长生长有很好的促进效果。
BA, when combined with IBA, showed its effectiveness on the growth and elongation of the adventitious buds.
BA与IBA配合使用，对不定芽的伸长生长有很好的促进效果。
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