由于不定根发生过程的复杂性，到目前为止对其调控机制的了解还十分有限。
The way of molecular regulation underlying adventitious root is complex and far beyond understanding now.
目前研究表明：较低浓度的稀土元素可以促进植物种子的萌发、根的生长、根重的增加和不定根发生等。
The present results showed that the REEs at a lower concentration stimulate germination of seeding, promote root growth, increase root length and induce adventitious rooting.
对结球甘蓝自交不亲和系进行快繁，以探讨不同外植体、激素配比及浓度、定植方式等因素对结球甘蓝不定芽、不定根发生能力等的影响。
The factors of explants, hormone combination and concentration and plant mode were investigated on tissue rapid reproduction technology of self-incompatible line in headed cabbage.
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