结果表明31111s是一个典型的光周期敏感雄性不育系。
The results indicate31111S is a typical photoperiod sensitive male sterile line.
光周期敏感性是热带、亚热带玉米种质在温带地区应用的主要障碍。
Photoperiod sensitivity was the major obstacle of using tropical and sub-tropical germplasm in temperate zone.
研究表明，不育系的温度敏感期和光周期敏感期是一致的，即在小麦穗分化的药隔至花粉粒单核期。
The results showed that the stage of photo-sensitivity and thermo-sensitivity was coincident from anther chamber formation to mononucleate.
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