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Table 1 Effect of different salinity stress with foliar silicate potassium application on some studied traits of Cichorium intybus L. plants

From: Foliar-applied silicate potassium modulates growth, phytochemical, and physiological traits in Cichorium intybus L. under salinity stress

Salinity stress (mM)

Silicate potassium

Shoot Dry Weight (g)

Root Dry weight (g)

Root-to-shoot ratio

Fv/Fm

Na+ content (mg/g DW)

K+ content (mg/g DW)

K/Na

0

Control

10.97c ± 0.54

2.85d ± 0.16

25.95h ± 0.28

0.77a ± 0.01

0.15j ± 0.01

16.62cde ± 0.95

113.81d ± 1.02

0.7

11.17c ± 0.61

2.90d ± 0.17

25.93h ± 0.12

0.78a ± 0.02

0.14j ± 0.02

16.86bc ± 0.92

119.72c ± 1.27

1.4

12.08b ± 0.66

3.26b ± 0.18

27.02g ± 0.19

0.79a ± 0.01

0.14j ± 0.01

17.38ab ± 0.94

123.44b ± 1.32

2.1

15.18a ± 0.83

3.42a ± 0.19

22.52j ± 0.21

0.79a ± 0.01

0.13j ± 0.01

17.68a ± 0.96

134.49a ± 1.43

80

Control

6.70g ± 0.38

2.34g ± 0.14

34.93b ± 0.13

0.69c ± 0.02

0.92h ± 0.05

12.76j ± 0.77

13.84h ± 0.54

0.7

9.38d ± 0.54

2.54f ± 0.15

27.06g ± 0.10

0.74b ± 0.02

0.92h ± 0.04

14.61hi ± 0.89

15.92g ± 0.29

1.4

10.52c ± 0.60

2.59ef ± 0.16

24.64i ± 0.19

0.74b ± 0.01

0.81i ± 0.04

15.96ef ± 0.97

19.60f ± 0.36

2.1

12.21b ± 0.70

3.04c ± 0.17

24.89i ± 0.14

0.74b ± 0.01

0.75i ± 0.03

16.68cd ± 0.96

22.26e ± 0.48

160

Control

4.48h ± 0.26

1.57k ± 0.1

34.96b ± 0.13

0.59e ± 0.01

1.67b ± 0.1

10.81k ± 0.66

6.49k ± 0.1

0.7

6.58g ± 0.38

2.11h ± 0.13

31.99d ± 0.12

0.69c ± 0.02

1.31d ± 0.08

14.41i ± 0.88

10.97i ± 0.31

1.4

7.36ef ± 0.43

2.40g ± 0.15

32.64c ± 0.15

0.70c ± 0.03

1.11f ± 0.07

15.33fg ± 0.94

13.85h ± 0.28

2.1

7.73e ± 0.45

2.68e ± 0.17

34.68b ± 0.23

0.71c ± 0.01

1.01g ± 0.06

16.10de ± 0.99

15.97j ± 0.31

240

Control

2.44i ± 0.08

0.76i ± 0.03

30.98e ± 0.33

0.52f ± 0.01

1.95a ± 0.09

8.28l ± 0.36

4.24l ± 0.07

0.7

4.94h ± 0.16

1.79j ± 0.7

36.11a ± 0.39

0.60de ± 0.01

1.59c ± 0.07

13.30j ± 0.49

8.36j ± 0.08

1.4

6.78fg ± 0.22

1.92i ± 0.08

28.35f ± 0.31

0.61de ± 0.02

1.30d ± 0.06

14.03i ± 0.52

10.76i ± 0.09

2.1

6.62g ± 0.21

2.04hi ± 0.09

30.85e ± 0.33

0.62d ± 0.01

1.19e ± 0.05

15.25gh ± 0.56

12.79h ± 0.08

  1. a,b,c,d,e,f,g,h,i,j,k,lMeans followed by the same letter(s) in each column are not significantly different based on Duncan’s Multiple Range Test (n = 3)