4 病原菌生理分化（ physiological differentiation ）： 白叶枯菌不同菌株间致病力存在差异。
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physiological specialization 生理专化 ; 生理分化 ; 寄生专化性 ; 生理专化性 Selective specialization 选择性专业化 ; 选择的专门化 ; 选择性专业化 .
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The content of JAs in the leaf of flowering shoot during the period of Physiological differentiation stage of Syringa Chinensis Will appears the peak value. And the accumulation of leaf of flowering shoot was more than leaf of non-flowering shoot.
5.什锦丁香在生理分化期花叶中JAs含量出现峰值,且花叶的积累大于叶叶,说明JAs的高浓度有利于花芽的孕育。
参考来源 - 什锦丁香花芽分化及其生理基础的研究A signal transduction via not only two-component regulatory system but also serine/threonine kinases generally regulates morphological and physiological differentiation in Streptomyces.
途经双元件调控系统和丝氨酸／苏氨酸蛋白激酶的信号传导调控链霉菌的形态和生理分化。
参考来源 - 灰色链霉菌二次生长及whiG基因的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
DNA值急剧降低为花芽生理分化的一个明显特征。
The sharply reduce in value of RNA/DNA was a clear character for the 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 contents of DNA and RNA went up in the middle period of floral initiation, which obviously promoted physiological flower bud differentiation.
在干旱和弱光两种抑花处理条件下，对紫苏花芽生理分化期叶内核酸、内源激素含量变化进行了研究。
Britte were exposed to water deficit stress and low light intensity during flower bud differentiation and the levels of endogenous hormones and nucleic acids in their leaves were determined.
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