云南高原稻种开花结实对低温反应特性的研究

中国农业气象

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云南高原稻种开花结实对低温反应特性的研究

胡芬;

中国农科院农业气象室,

出版日期:1986-12-10 发布日期:1986-12-10

Response to low Temperature On Blooming-fertilization Of Yunnan Plateau Rice Varieties

(ChiIlese Academy of Agricultural Sciences,Agriculral Meteorlolgical Laboratory)

Online:1986-12-10 Published:1986-12-10

摘要/Abstract

摘要： <正> 云南素有植物王国之称,其稻种耐冷资源之丰富,类型之繁多,可谓世界之最,已受到国内外育种者的广泛重视。云南高原稻种耐冷性主要表现在开花对低温的特殊适应性,能耐受17℃左右,持续3～5天的低温,这样的开花温度比我国东北稻种约低3～5℃。如何利用高原稻种的

关键词: NULL

Abstract: The present study was investigated response of plateau rice varieties on blooming-fertilization to temperature and effect of pollen activity to low temperature on blooming stage, this experiment was conducted in the controlled chamber. In the present experiement, diffirence rice varieties exposed to low temperature at blooming stage. There are different response to low temperature among plateau varieties. A originated from middle high altitude arer, plateau rice variety-Lao lai bai has specific and wide adaptability to low temperature. It is the best varietie among five plateau rice varieties.

Key words: NULL, NULL

胡芬;. 云南高原稻种开花结实对低温反应特性的研究[J]. 中国农业气象.

(ChiIlese Academy of Agricultural Sciences,Agriculral Meteorlolgical Laboratory). Response to low Temperature On Blooming-fertilization Of Yunnan Plateau Rice Varieties[J]. Chinese Journal of Agrometeorology.

云南高原稻种开花结实对低温反应特性的研究

Response to low Temperature On Blooming-fertilization Of Yunnan Plateau Rice Varieties

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