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对芥菜型油菜单株产量等9个主要农艺性状进行了灰色关联度分析,结果表明单株产量与其相关性状的关联序依次为:r07(千粒重)>r05(全株有效角果数)>r02(第一有效分枝部位)>r04(主花序有效长度)>r06(每角果粒)>r01(株高)>r08(角果长)>r03(第一有效分枝数),并明确了各性状之间的相互关系及对单株产量的影响程度,为油菜育种提供了理论依据。
The results showed that the order of correlation between single plant yield and its related traits was r07 (1000-grain weight)> r05 (whole plant effective pod)> r02 (First effective branch)> r04 (effective length of main inflorescence)> r06 (fruit per corner)> r01 (plant height)> r08 (long horn)> r03 The relationship between the traits and the degree of impact on the yield per plant provides a theoretical basis for rapeseed breeding.