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作 者 ：李太贵

期 刊 ：作物学报 1988年 14卷 01期 页码：66-70

关键词：低温；耐冷性；

Keywords:Chiling, Cold tolerance,

摘 要 ：根据对540份水稻品种开花期耐冷性的研究,明确了:1.低温下开颖、散粉、花粉萌发和受精在品种间有差异;2.低温下花粉萌发状态是支配结实的一个重要因素;3.从低温过渡到常温时,颖花的开闭方式因品种而异,开闭方式及花粉状态与低温下的结实性有关。

Abstract:Five hundred and-fourty varieties of rice were investigated at theInternational Rice Research Institute in 1980.The following results wereobtained.1.There were differences among the varieties in degree of openingof spikelets,dehiscence of anthers,pollen germination,pollination andseed set,caused by

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