基于水稻RIL群体的加工品质性状QTL分析

陈丽, 马静, 朱志明, 刘炜, 孙建昌

QTL mapping of processing quality traits on RIL population in rice

CHEN Li, MA Jing, ZHU Zhiming, LIU Wei, SUN Jianchang

表2 稻米加工品质相关性状QTL定位

Tab.2 QTL mapping for processing quality related traits in rice

性状 Trait QTL 标记区间 Marker interval 区间距离 Interval distance/cM LOD值 贡献率PVE(%) 加性效应Add(%) 2019 2020 2021 2019 2020 2021 2019 2020 2021 BR qBR-11 Marker1690523-Marker1651369 0.623 6.06 75.32 -1.21 qBR-4 Marker2308870-Marker2433873 0.21 2.53 18.68 0.47 MR qMR-5 Marker49932-Marker141199 0.415 10.62 16.21 2.24 qMR-1 Marker405598-Marker617137 0.415 3.7 4.35 0.35 qMR-2 Marker2776334-Marker2942331 0 2.6 0.75 -0.5 HR qHR-5 Marker160033-Marker137238 0.419 6.95 10.76 2.7 qHR-6-1 Marker3365801-Marker3142370 0.42 4.07 5.86 1.25 qHR-6-2 Marker3340147-Marker3099891 0.208 3.41 5.42 -2.47 qHR-8 Marker2591821-Marker2551026 0 3.32 3.66 2.03