The effects of temperature on the bagged self seed and the abortive pollen types of indica TGMS rice line 2301s were studied by sowing on different dates in 1999 and 2000.
1999年和2000年分期播栽试验，研究了温度对籼型温敏核不育系2301s自交不育度和花粉败育类型的影响。
Installing a light in every line, the indicator is often in the off state at normal sowing time;
每行安装一个指示灯，正常播种时，指示灯处于常灭状态；
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