谷子杂交种与亲本性状的遗传相关性

李会霞,田岗,王玉文,刘鑫,刘红

Genetic Correlation Coefficients of Foxtail Millet Traits Between Parents and Hybrids

HuiXia LI,Gang TIAN,YuWen WANG,Xin LIU,Hong LIU

表3 2018年7个杂交种与亲本相同性状上的遗传相关系数

Table 3 Correlation coefficients on the same traits between F1 and parents in 2018

项目 Item 相关系数 Correlation coefficient 分蘖数 Tiller number 抽穗天数 Days to heading 株高 Plant height 穗茎长 Panicle stem length 穗长 Panicle length 穗粗 Panicle diameter 千粒重 Thousand seed weight 穗重 Panicle weight 穗粒重 Panicle grain weight 小区产量 Plot yield F1与父本 F1 and their males rg 0.8267* 0.1752 0.9618** 0.8234* -0.0864 0.7770* 0.8404* -0.0199 0.0629 -0.0770 F1与母本 F1 and their females rg -0.4725 0.9117** 0.8841** 0.4325 0.8263* 0.3954 0.7261 - - - F1与亲本均值 F1 and parental average value rg 0.2910 0.5214 0.9445** 0.9299** 0.6753 0.8253* 0.8545* - - -