不同环境基于高密度遗传图谱的稻米外观品质QTL定位

彭强,李佳丽,张大双,姜雪,邓茹月,吴健强,朱速松

QTL Mapping for Rice Appearance Quality Traits Based on a High-density Genetic Map in Different Environments

Qiang PENG,Jia-Li LI,Da-Shuang ZHANG,Xue JIANG,Ru-Yue DENG,Jian-Qiang WU,Su-Song ZHU

表1 RIL群体在3个环境下的外观品质性状表现

Table 1 Performance of appearance quality traits in RIL populations under three environments

性状 Trait 环境 Environment 亲本 Parents 均值 Mean 幅度 Variance 标准误 SE 偏度 Skewness 峰度 Kurtosis W-test P-value V20B CPSLO17 粒长 Grian length (mm) 贵州贵阳 Guiyang, Guizhou 6.9317 7.5079 7.1104 0.3837 0.6194 0.2445 -0.4229 0.9770 0 贵州贵定 Guiding, Guizhou 6.8986 7.4041 7.0370 0.3853 0.6207 -0.0375 0.2419 0.9885 0 海南三亚 Sanya, Hainan 6.8264 7.6673 7.0589 0.3469 0.589 0.1212 -0.6511 0.9725 0 粒宽 Grain width (mm) 贵州贵阳 Guiyang, Guizhou 2.7864 1.9939 2.4299 0.0383 0.1956 -0.005 0.1085 0.9844 0 贵州贵定 Guiding, Guizhou 2.8194 2.1133 2.4330 0.0305 0.1746 -0.4667 -0.2171 0.9588 0 海南三亚 Sanya, Hainan 2.9044 2.1920 2.5347 0.0341 0.1846 -0.3713 -0.3784 0.9602 0 垩白度 Chalkiness (%) 贵州贵阳 Guiyang, Guizhou 23.0488 0 9.0864 81.8183 9.0453 1.0115 0.5006 0.8656 0.2495 贵州贵定 Guiding, Guizhou 23.4848 0 6.0706 54.2400 7.3648 1.5925 2.0456 0.7781 0.8978 海南三亚 Sanya, Hainan 23.4286 0 8.9570 74.5756 8.6357 1.0951 0.8017 0.8732 0.0977 垩白粒率 Chalky grain percentage (%) 贵州贵阳 Guiyang, Guizhou 26.2500 0 14.5078 90.7359 9.5255 0.6304 1.1792 0.9337 0.6898 贵州贵定 Guiding, Guizhou 25.0000 0 10.6941 78.7201 8.8724 0.7583 -0.0918 0.8983 0.0019 海南三亚 Sanya, Hainan 25.6250 0 11.9539 71.8795 8.4782 0.7945 0.7856 0.9134 0.0030