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Table 2 Effect of different salinity levels on the concentrations of Cl - , K + , Na + and the ratio of K + to Na + in apple roots inoculated and non-inoculated with Glomus versiforme

From: Arbuscular mycorrhizal fungi increase salt tolerance of apple seedlings

Treatment

Non-inoculation

Inoculation

 

Cl-(g kg-1)

K+(g kg-1)

Na+(g kg-1)

K+/Na+

Cl-(g kg-1)

K+(g kg-1)

Na+(g kg-1)

K+/Na+

0

30

0.0872f

1.529d

0.0565f

27.062a

0.0809e

1.533f

0.0533e

28.77a

60

0.0982f

1.720bc

0.0636f

27.044a

0.0856e

1.777f

0.0612de

29.02a

90

0.1272e

2.060a

0.0824e

25.000b

0.0933e

2.130e

0.0795d

26.79b

2‰

30

0.2919d

1.393e

0.1891d

7.366c

0.1713d

3.150d

0.1110c

28.38a

60

0.3911c

1.606cd

0.2534c

6.338d

0.2249c

4.173bc

0.1457c

28.64a

90

0.5126b

1.870b

0.3321b

5.631e

0.3428b

5.795a

0.2221b

26.09b

4‰

30

0.3459c

1.154f

0.2241c

5.149e

0.2357c

3.483cd

0.1527

22.81c

60

0.5581ab

1.304e

0.3616ab

3.606f

0.3856b

5.181ab

0.2498ab

20.74d

90

×

×

×

×

0.4820a

5.325a

0.3123a

17.05e

6‰

30

0.6013a

1.071f

0.3896a

2.749j

0.3535b

3.774c

0.2290b

16.48e

60

×

×

×

×

0.5035a

4.521b

0.3262a

13.86f

90

×

×

×

×

×

×

×

×

  1. aValues of each column followed by the same letter are not significantly different at the 0.05 level. Each value represents the mean of 6 replicates. Numerals 30, 60 and 90 stand for sampling times (days) after salinity treatment. The sign “×” denotes that apple plants were dead.