雪茄烟品种Beinhart1000-1赤星病抗性基因的QTL定位

童治军,张谊寒,陈学军,曾建敏,方敦煌,肖炳光

Mapping of quantitative trait loci conferring resistance to brown spot in cigar tobacco cultivar Beinhart1000-1

Zhi-Jun TONG,Yi-Han ZHANG,Xue-Jun CHEN,Jian-Min ZENG,Dun-Huang FANG,Bing-Guang XIAO

表1 烟草赤星病抗性QTL定位结果

Table 1 QTL for tobacco brown spot (TBS) resistance

QTL LG 位置 Position 两侧标记 Marker interval LOD 加性效应a Additive a 显性效应 Dominant 贡献率b Exp b(%) qTBS20 LG20 62.414 TMs05179-TMs04022 5.82 -15.874 -1.819 18.31 qTBS23 LG23 79.091 TM61049-TM62212 3.51 -10.923 11.145 8.94