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Table 2 Effects of Na + K/Cl concentration and K/Na ratio on root and leaf number, root and leaf length (mM), root and leaf thickness (µM)

From: In vitro response of date palm (Phoenix dactylifera L.) to K/Na ratio under saline conditions

Interaction (salinity × K/Na ratio)

Root no.

Leaf no.

Root length

Leaf length

Root thickness

Leaf thickness

10 mol/m3

      

 0

6.00

2.50

9.96

26.22

58.26

7.26

 0.5

1.76

3.00

13.58

27.32

79.00

17.26

 1

3.26

3.26

8.500

34.88

69.50

13.50

50 mol/m3

      

 0

3.26

3.76

8.56

19.62

55.26

7.48

 0.5

6.50

4.00

7.62

27.12

47.76

7.76

 1

3.76

3.00

7.92

21.50

62.40

17.50

100 mol/m3

      

 0

3.50

3.50

7.48

25.56

76.00

12.26

 0.5

4.00

3.80

8.16

28.08

60.80

11.00

 1

5.50

3.00

6.68

28.50

70.50

23.50

200 mol/m3

      

 0

3.00

3.26

8.10

16.72

70.26

12.00

 0.5

3.68

3.32

9.00

25.10

75.32

10.00

 1

4.00

3.00

8.38

23.26

67.26

14.26

SEDs (d.f)

0.365 (6)

0.352 (6)

1.21 (6)

2.89 (6)

10.5 (6)

1.76 (6)

  1. Stander error deviation (SEDs) at P < 0.05