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Table 3 Flesh color genotype segregation results of the hybrids from the crosses between diploid and tetraploid loquats

From: Genotyping of polyploid plants using quantitative PCR: application in the breeding of white-fleshed triploid loquats (Eriobotrya japonica)

Cross Ploidy Flesh color type Segregation ratio
(R:W)
Expected ratio
(R:W)
Chi-square P value
Red White
‘GF’ × B431 2x 4 5 1:1.25 1:3 1.81 0.18
(aa × Aaaa) 3x 5 5 1:1 1:1 0.00 1
  4x 2 0 1:0 3:1 0.67 0.42
  Total 11 10 1.1:11 1:1.38 0.92 0.37
B431 × ‘GF’ 2x 0 1 0:1 1:3 0.33 0.57
(Aaaa × aa) 3x 20 30 1:1.5 1:1 2.00 0.16
  4x 0 0 / / / /
  Total 20 31 1:1.55 1:1.02 2.16 0.16
‘BTZ’ × B432 2x 3 2 1.5:1 1:3 3.27 0.07
(aa × Aaaa) 3x 8 7 1:1.14 1:1 0.07 0.79
  4x 0 1 0:1 3:1 3.00 0.18
  Total 11 10 1:1.09 1:1.21 0.43 0.33
B432 × ‘BTZ’ 2x 3 4 1:1.33 1:3 1.37 0.25
(Aaaa × aa) 3x 27 19 1.42:1 1:1 1.44 0.23
  4x 1 1 1:1 3:1 0.67 0.42
  Total 31 24 1.29:1 1:1.13 2.31 0.24
‘HB1’ × B456 2x 2 1 2:1 1:1 0.33 0.57
(aa × AAaa) 3x 10 0 1:0 5:1 2.00 0.15
  4x 3 1 3:1 1:1 1.00 0.32
  Total 15 2 7.5:1 2.28:1 0.91 0.23
B456 × ‘HB1’ 2x 0 0 / / / /
(AAaa × aa) 3x 66 14 4.71:1 5:1 0.04 0.84
  4x 1 1 1:1 1:1 0.00 1
  5x 3 0 1:0 1:0 0.00 1
  Total 70 15 4.73:1 3.77:1 0.57 0.84
‘HB1’ × H424 2x 1 0 1:0 1:0 0.00 1
(aa × AAAA) 3x 4 0 1:0 1:0 0.00 1
  4x 5 0 1:0 1:0 0.00 1
  Total 10 0 1:0 1:0 0.00 1
H424 × ‘HB1’ 2x 0 0 / / / /
(AAAA × aa) 3x 5 0 1:0 1:0 0.00 1
  4x 0 0 / / / /
  Total 5 0 1:0 1:0 0.00 1