The contents of DNA and RNA went up in the middle period of floral initiation, which obviously promoted physiological flower bud differentiation.
花芽孕育期中期DNA和RNA含量的升高对于花芽生理分化有明显的促进作用。
The sharply reduce in value of RNA/DNA was a clear character for the physiological flower bud differentiation.
DNA值急剧降低为花芽生理分化的一个明显特征。
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