Table 1 Descriptive statistics of photosynthetic traits.

From: Dynamic QTL mapping revealed primarily the genetic structure of photosynthetic traits in castor (Ricinus communis L.)

Traita

Stage

Parents

F2 population

BC1 population

9048

16–201

Difference

Range

Mean ± SD

CV (%)

Skewness

Kurtosis

Range

Mean ± SD

CV (%)

Skewness

Kurtosis

Pn

I

14.39

28.36

− 13.97**

5.80–32.27

18.92 ± 5.07

26.82

− 0.02

− 0.34

2.79–36.31

18.01 ± 5.58

30.97

0.27

0.42

II

17.34

25.44

− 8.10**

1.03–43.10

18.38 ± 9.40

51.14

0.18

− 0.66

4.33–39.14

19.27 ± 8.58

44.50

0.27

− 0.94

III

16.13

23.30

− 7.17**

3.72–34.32

20.18 ± 6.10

30.22

− 0.37

− 0.20

3.07–35.13

18.47 ± 8.01

43.35

0.07

− 1.03

Wue

I

2.83

4.07

− 1.24**

0.89–8.77

3.68 ± 1.44

39.23

0.96

1.28

0.65–11.46

3.31 ± 1.41

42.54

1.55

4.60

II

4.09

7.05

− 2.96*

0.21–9.57

3.97 ± 1.84

46.26

0.26

− 0.24

1.07–13.70

4.64 ± 2.22

47.82

0.90

1.47

III

7.13

8.45

− 1.32*

0.72–9.78

4.95 ± 1.74

35.20

0.17

− 0.09

0.86–27.59

5.05 ± 2.92

57.86

2.90

18.74

Tr

I

5.18

7.04

− 1.86*

2.00–10.04

5.52 ± 1.43

25.96

0.12

− 0.27

1.90–11.80

5.91 ± 1.90

32.12

0.17

− 0.24

II

4.27

3.82

0.45

1.84–8.38

4.58 ± 1.21

26.45

0.31

0.00

0.84–6.78

4.31 ± 1.00

23.26

− 0.20

0.39

III

2.29

2.75

− 0.47**

1.95–7.16

4.25 ± 0.99

23.35

0.43

0.08

1.00–6.60

3.89 ± 0.99

25.41

0.06

− 0.02

Gs

I

0.49

0.63

− 0.14

0.10–0.77

0.28 ± 0.10

35.76

1.36

3.65

0.08–1.09

0.28 ± 0.14

48.67

1.97

6.75

II

0.32

0.25

0.07*

0.05–0.66

0.23 ± 0.10

43.68

0.99

1.42

0.05–0.54

0.25 ± 0.09

33.69

0.42

0.30

III

0.22

0.17

0.05**

0.08–0.57

0.28 ± 0.08

29.49

0.49

0.61

0.11–0.59

0.27 ± 0.08

30.61

0.64

0.61

Ci

I

331.75

265.71

66.04**

149.23–366.43

280.61 ± 35.19

12.54

− 0.53

1.00

119.53–459.45

283.05 ± 44.03

15.56

− 0.37

1.97

II

269.62

246.64

22.98

150.43–462.43

294.47 ± 60.93

20.69

0.29

− 0.28

54.03–427.87

280.52 ± 65.21

23.25

− 0.38

0.32

III

263.54

330.63

− 67.09**

106.47–511.60

307.20 ± 63.53

20.68

0.40

0.48

12.97–440.00

296.88 ± 74.10

24.96

− 0.45

0.34

Cc

I

36.22

36.64

− 0.42

28.20–50.70

37.81 ± 3.72

9.83

0.28

0.29

25.40–52.90

40.57 ± 3.99

9.84

− 0.65

1.50

II

41.24

57.80

− 16.56**

33.50–54.60

44.44 ± 4.29

9.66

− 0.01

− 0.42

29.40–60.60

47.51 ± 4.45

9.36

− 0.33

0.70

III

43.80

50.44

− 6.64

30.80–53.60

41.44 ± 4.42

10.68

0.11

− 0.22

25.50–56.90

44.27 ± 5.00

11.30

− 0.70

0.75

  1. aPn net photosynthetic rate/µmol CO2 m−2 s−1, Wue water use efficiency/μmol CO2 mmol−1 H2O, Tr transpiration rate/mmol H2O m−2 s−1, Gs stomatal conductance/mmol m−2 s−1, Ci intercellular CO2 concentration/µmol CO2 mol−1, Cc chlorophyll content/mg g−1 FW.
  2. *,**Indicate the significant level at 0.05 and 0.01 respectively.
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