变温处理可以提高花粉胚状体诱导频率。
Changing temperature treatment could enhance the induction frequency of pollen embryoid.
外植体根、茎、叶愈伤组织诱导的频率不同。
The frequency of callus induce was different on root, stem and leaves.
并对来受粉子房培养提高单倍体植株诱导频率进行了初步讨论。
That unfertilized ovaries were cultured to increase the induction frequency of haploid plantlets is also discussed.
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