田间状况下对烤烟下、中、上三个部位叶片生长发育过程中叶片干鲜比值的变化进行了研究。
The changes of leaf ratio of dry to fresh weight in flue-cured tobacco green leaves during the field growth were studied.
研究了云南保山香料烟产区冬春香料烟和夏季香料烟生长发育期间叶片中总糖含量、淀粉含量和烟碱含量的累积变化规律。
The changes of accumulation of sugar content and nicotine content in leaf of Oriental tobacco were investigated in Baoshan Oriental tobacco growing areas of Yunnan province.
研究植物根、叶片、花器官生长发育的信号调控机制。
Study of the signaling mechanisms in the regulation of plant growth and development.
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