水稻抗稻瘟病基因<i>Pi47</i>的精细定位和候选基因分析

水稻抗稻瘟病基因Pi47的精细定位和候选基因分析

肖湘谊,史学涛,盛浩闻,刘金灵,肖应辉

Fine Mapping and Candidate Gene Analysis of Rice Blast Resistance Gene Pi47

Xiang-Yi XIAO,Xue-Tao SHI,Hao-Wen SHENG,Jin-Ling LIU,Ying-Hui XIAO

表2 各F₂群体抗稻瘟病表型分离分析

Table 2 Segregation analysis of resistance to rice blast for each F₂ population

F₂群体 F₂ population	抗病单株 Resistant individuals	感病单株 Susceptible individuals	作图群体株数 Individual number of mapping population	卡方值 χ²for 3:1 ratio
CX18/CO39 F₂	1040	329	308	0.68
CX52/CO39 F₂	1116	340	247	2.21
CX155/CO39 F₂	1512	310	0	62.0
CX279/CO39 F₂	3820	1221	1132	1.66
总数 Total	/	/	1687	/