陆地棉光合相关性状的QTL定位分析

唐丽媛,李兴河,张素君,王海涛,刘存敬,张香云,张建宏

QTL Mapping for Photosynthesis Related Traits in Upland Cotton

Liyuan Tang,Xinghe Li,Sujun Zhang,Haitao Wang,Cunjing Liu,Xiangyun Zhang,Jianhong Zhang

表1 （冀优861×新陆早25号）亲本及F2:3群体的光合相关性状

Table 1 Photosynthesis related traits between parents and F2:3 populations of (Jiyou 861×Xinluzao 25)

性状 Trait 亲本Parent F2:3群体F2:3 population 冀优861 Jiyou 861 新陆早25号 Xinluzao 25 均值 Mean 极小值 Minimum 极大值 Maximum 标准差 Standard deviation 偏度 Skewness 峰度 Kurtosis Pn [μmol/(m2·s)] 24.71 13.52 14.74 8.32 25.28 3.24 0.47 0.22 Gs [μmol/(m2·s)] 0.24 0.20 0.18 0.08 0.32 0.04 0.34 0.17 Ci [μmol/mol] 206.29 246.36 246.48 171.53 324.32 25.69 0.10 0.28 Tr [μmol/(m2·s)] 4.95 3.33 3.43 1.66 5.26 0.88 0.05 -0.71 SPAD 53.05 43.50 49.53 39.98 58.52 2.75 -0.32 0.96