小麦新种质CH1357抗白粉病遗传分析及染色体定位
陈芳,乔麟轶,李锐,刘成,李欣,郭慧娟,张树伟,常利芳,李东方,阎晓涛,任永康,张晓军,畅志坚

Genetic analysis and chromosomal localization of powdery mildew resistance gene in wheat germplasm CH1357
Fang CHEN,Lin-Yi QIAO,Rui LI,Cheng LIU,Xin LI,Hui-Juan GUO,Shu-Wei ZHANG,Li-Fang CHANG,Dong-Fang LI,Xiao-Tao YAN,Yong-Kang REN,Xiao-Jun ZHANG,Zhi-Jian CHANG
表2 2个作图群体不同世代对白粉菌株E09的苗期抗性和分离比率
Table 2 Powdery mildew reactions and segregation ratios in different generations from cross of Taichang 29/CH1357 and Mianyang 11/CH1357 following inoculation with Bgt isolate E09 at the seedling stage
亲本/组合
Parent/cross
对白粉菌株E09的侵染类型 Infection types to Bgt isolates E09 理论比率
Theoretical ratio
R:S
χ2
χ2 value
P
P-value
0 0; 1 2 3 4
CH1357 (P1) 12 8
台长29 Taichang 29 (P2) 5 15
绵阳11 Mianyang 11 (P3) 5 14
P2/P1 (F1) 13 7
P1/P2 (F1) 15 5
P2/P1//P2 (BC1) 14 10 4 2 12 17 1:1 0.017 0.896
P3/P1 (F1) 14 5
P1/P3 (F1) 16 4
P3/P1//P3 (BC1) 12 14 2 1 12 15 1:1 0.071 0.789