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北方常规粳稻杂交后代产量构成因素相关与通径分析

沈海波,沙录,芳秀琴,全成哲

Journal of Anhui Agricultural Sciences（2013）

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Abstract
选用36个吉林省主栽品种.对其产量与各产量性状进行相关分析和通径分析.相关分析结果表明:除混合千粒重、结实率与产量为负相关外,其他产量性状与产量均呈正相关,株高、每穗粒数、每穴穗数、谷草比与产量达到了极显著正相关.通径分析结果表明:每穴穗数、每穗粒数、结实率、谷草比对产量的作用较大.
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Key words
High yield breeding,Yield traits,Correlation analysis,Routine hybrid rice,Pathway analysis
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