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Table 1 Mean, maximum, minimum and percentage differences of the traits determined for the 103 RILs

From: Correlation analysis of the transcriptome of growing leaves with mature leaf parameters in a maize RIL population

Trait

Mean ± SD

Maximum

Minimum

Percentage difference

B73

H99

P value

Final leaf length (mm)

623.0 ± 63.6

789.0

469.0

41

624.9 ± 8.5

584.5 ± 6.7

<0.05

Final leaf weight (g)

4.69 ± 1.05

7.82

2.56

67

4.17 ± 0.13

4.32 ± 0.12

NS

Final leaf area (mm2)

80.39 ± 15.09

122.71

46.82

62

74.07 ± 2.30

69.81 ± 1.53

NS

Final leaf width (mm)

2.57 ± 0.31

3.43

1.61

53

2.34 ± 0.04

2.48 ± 0.03

<0.05

Leaf elongation rate (mm/h)

2.73 ± 0.27

3.46

2.07

40

2.93 ± 0.04

2.41 ± 0.03

<0.05

Emergence of leaf 4 (days)

12.44 ± 0.87

14.80

10.35

30

11.40 ± 0.07

12.18 ± 0.14

<0.05

Te (h)

510.5 ± 38.4

618.5

435.9

30

462.2 ± 3.7

519.7 ± 5.2

<0.05

Tm (h)

405.8 ± 33.9

499.3

336.3

33

363.0 ± 2.9

409.1 ± 4.4

<0.05

LED5-e (h)

369.7 ± 27.6

443.0

307.4

31

341.9 ± 3.5

381.3 ± 3.7

<0.05

Division zone size (μm)

11,082 ± 1,790

16,800

7,817

53

10,908 ± 312

11,650 ± 1,176

NS

Number of leaves at harvest

8.4 ± 0.6

9.8

7.2

27

9.2 ± 0.1

8.0 ± 0.1

<0.05

V-stage at harvest

5.0 ± 0.4

6.0

4.0

33

5.5 ± 0.1

4.9 ± 0.1

<0.05

Shoot fresh weight (g)

33.3 ± 7.5

49.9

19.5

61

40.6 ± 1.1

31.5 ± 1.2

<0.05

Shoot dry weight (g)

2.6 ± 0.6

4.4

1.7

63

3.5 ± 0.1

2.2 ± 0.1

<0.05

  1. Measurements are averages of 18–20 plants per RIL for leaf 4 emergence, of three plants per RIL for division zone size, and of six plants per RIL for all other traits. P values are for differences between B73 and H99 parents. LED 5-e leaf elongation duration from a leaf of 5 mm until final length, NS not significant, T e time between sowing and reaching final length, T m time between sowing and reaching maximal growth rate