籼粳交恢复系的生育期长短与感光性及基本营养生长性关系的初步研究

Bulletin of Agricultural Science and Technology(2013)

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Abstract
籼粳交偏籼型恢复系属中籼类型,基本营养生长性强(均为九级);感光性以中等或中等偏强为主,少部分为强偏弱或弱偏强,但均趋向于中等.生育期长短与基本营养生长性无相关性,生育期长短与感光性强弱呈极显著的正相关;播始历期长短与短日出穗促进率间的直线回归方程式为:y=0.539x-39.799,相关系数为0.6734**,播始历期每延长1天,短日出穗促进率提高0.539个百分点.基本营养生长性强、弱(或称为短日高温生育期长、短)与感光性强、弱无相关性.
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