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Table 1 Genetic analysis of resistance to Blumeria graminis f. sp. tritici (Bgt) isolate E09 in F1, F2 and F2:3 population from cross ShiCG15–009 and susceptible parent Yannong 21

From: Characterization and identification of the powdery mildew resistance gene in wheat breeding line ShiCG15–009

Parent and Cross

Generation

Observed ratio

Expected ratio

χ2a

P

HR

Seg

HS

ShiCG15–009

PR

10

     

Yannong 21

PS

 

10

   

ShiCG15–009 × Yannong 21

F1

10

     

ShiCG15–009 × Yannong 21

F2

79

 

36

3:1

2.11

0.15

ShiCG15–009 × Yannong 21

F2:3

22

57

36

1:2:1

3.42

0.18

  1. PR Resistant parent, Ps Susceptible parent, HR Homozygous resistant, Seg Segregating, HS Homozygous susceptible
  2. aValues for significance at P = 0.05 are 3.84 (df = 1) and 5.99 (df = 2)
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BMC Plant Biology

ISSN: 1471-2229

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