利用单片段代换系鉴定巴西陆稻IAPAR9中的粒型基因

张波, 裴瑞琴, 杨维丰, 朱海涛, 刘桂富, 张桂权, 王少奎

Mapping and identification QTLs controlling grain size in rice (Oryza sativa L.) by using single segment substitution lines derived from IAPAR9

ZHANG Bo, PEI Rui-Qing, YANG Wei-Feng, ZHU Hai-Tao, LIU Gui-Fu, ZHANG Gui-Quan, WANG Shao-Kui

表1 利用SSSL定位到的粒型QTL及其加性效应

Table 1 Detection of the QTLs and additive effects for grain size in the SSSLs

性状 Trait 位点 QTL 染色体 Chr. 区间 Marker interval 加性效应Additive effect P值P-value 2018 2019 2018 2019 粒长Grain length qGL1-1 1 PSM13-RM84 -0.19 -0.11 0.0025 0.0188 qGL1-2 1 OSR23-RM104 0.30 0.31 0.0001 0.0005 qGL2 2 RM250-RM166 -0.19 -0.15 <0.0001 0.0029 qGL4 4 RM317-PSM110 -0.23 -0.15 0.0002 0.0081 qGL5 5 RM164-RM161 -0.19 -0.12 0.0002 0.0289 qGL6 6 PSM136-RM275 -0.22 -0.15 <0.0001 0.0227 qGL7 7 RM505-PSM432 0.37 0.43 0.0003 <0.0001 qGL9 9 PSM399-RM105 -0.20 -0.15 <0.0001 0.0084 qGL11 11 RM209-RM21 -0.17 -0.16 0.0005 0.0023 粒宽Grain width qGW2 2 RM263-RM525 0.09 0.08 0.0003 0.0039 千粒重1000-grain weight qTGW1-1 1 PSM13-RM84 -1.46 -1.32 <0.0001 0.0016 qTGW1-2 1 OSR23-RM104 0.65 1.25 0.0003 0.0011 qTGW4 4 RM127-RM280 -1.31 -1.45 <0.0001 <0.0001