川麦42和川农16抗穗发芽QTL定位及聚合效应分析

王琴,刘泽厚,万洪深,魏会廷,龙海,李涛,邓光兵,李俊,杨武云

Identification and Pyramiding of QTLs for Traits Associated with Pre-Harvest Sprouting Resistance in Two Wheat Cultivars Chuanmai 42 and Chuannong 16

WANG Qin,LIU ZeHou,WAN HongShen,WEI HuiTing,LONG Hai,LI Tao,DENG GuangBing,LI Jun,YANG WuYun

表3 川麦42/川农16重组自交系群体中检测到的穗发芽相关性状QTL

Table 3 QTLs identified for PHS related traits in Chuanmai 42/Chuannong 16 RIL population

性状 Trait QTL 环境 Environment 标记区间 Marker interval LOD 贡献率 PVE (%) 加性效应 Additive effecta GI QGi.saas-2B 2016GH IWB217—IWB12070 2.64 9.47 0.05 QGi.saas-4A 2016GH IWB32870—IWB43187 2.50 4.28 -0.03 QGi.saas-5A 2016GH IWB22536—IWB43493 2.51 5.88 0.09 2018CD IWB6853—IWB25919 3.98 14.72 0.13 GR QGr.saas-2B 2016GH IWB217—IWB12070 2.59 5.02 0.03 QGr.saas-4A 2016GH IWB32870—IWB43187 2.51 4.79 -0.04 QGr.saas-5A 2016GH IWB22536—IWB43493 2.65 4.87 0.06 2018CD IWB6853—IWB25919 5.10 18.80 0.15 QGr.saas-6B 2016GR IWB8673—IWB22066 11.02 14.26 -0.05 SGR QSgr.saas-2D 2017CD IWB62848—IWB56618 3.29 8.06 0.05 2018CD IWB9680—IWB62848 2.54 5.73 0.05 QSgr.saas-3A 2017CD IWB10578—IWB30094 2.57 4.72 0.04 2018CD IWB10578—IWB30094 3.60 10.86 0.07 QSgr.saas-3D 2017CD IWB30686—IWB38826 4.69 11.96 0.06 QSgr.saas-5B 2018CD IWB60217—IWB52109 12.36 29.03 0.16