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Table 2 Area and size of cotyledon and true leaf and fresh weight in S27, R29, and F1

From: Molecular and cellular characteristics of hybrid vigour in a commercial hybrid of Chinese cabbage

 

S27 (female)

R29 (male)

F1-S27 × R29

Relative to MPV

Relative to BPV

Cotyledon area (mm2)

  2 DAS

10.77 ± 0.59a (n = 19)

11.69 ± 0.48ab (n = 20)

13.04 ± 0.68b (n = 24)

1.16

1.12

  4 DAS

52.87 ± 2.46a (n = 42)

53.59 ± 2.14a (n = 36)

68.82 ± 3.00b (n = 33)

1.29

1.28

  6 DAS

80.14 ± 3.51a (n = 37)

77.13 ± 2.75a (n = 38)

100.52 ± 4.69b (n = 36)

1.28

1.25

1st and 2nd leaf area (mm2)

  10 DAS

87.62 ± 5.57a (n = 26)

84.51 ± 2.03a (n = 36)

119.26 ± 5.25b (n = 30)

1.39

1.36

  12 DAS

143.51 ± 5.59b (n = 30)

111.01 ± 2.86a (n = 36)

158.40 ± 6.57b (n = 36)

1.24

1.10

  14 DAS

146.48 ± 5.02b (n = 36)

114.62 ± 4.62a (n = 34)

179.13 ± 6.96c (n = 36)

1.37

1.22

Leaf size at 14 DAS

  Length (cm)

1.50 ± 0.03a (n = 36)

1.45 ± 0.03a (n = 36)

1.74 ± 0.04b (n = 36)

1.18

1.16

  Width (cm)

0.94 ± 0.02a (n = 36)

0.86 ± 0.02a (n = 36)

1.13 ± 0.03b (n = 36)

1.26

1.20

Fresh weight (mg)

  7 DAS

79.04 ± 1.88a (n = 25)

77.51 ± 1.88a (n = 37)

90.22 ± 2.32b (n = 41)

1.15

1.14

  14 DAS

239.86 ± 5.83b (n = 42)

182.75 ± 4.24a (n = 44)

257.63 ± 5.24c (n = 43)

1.22

1.07

  1. Letters indicate significant differences at p < 0.05 (Student’s t-test)
  2. MPV mid-parent value, BPV best-parent value
  3. Mean ± Standard errors