Variables

Mineral

p-values

Organic

p-values

Imnavait (n = 12)

Toolik (n = 10)

Imnavait (n = 12)

Toolik (n = 12)

Mean

SD

Mean

SD

Mean

SD

Mean

SD

Total elements

C (%)

3.41^a

2.13

4.01^c

1.84

ns

34.85

7.36

29.15

10.74

ns

N (%)

0.14^a

0.12

0.15^c

0.10

ns

1.55

0.34

1.24

0.47

ns

S (%)

0.02^a

0.01

0.02^c

0.01

ns

0.19

0.05

0.17

0.08

ns

Al (mg/g)

12.18^a

3.55

11.88

2.75

ns

8.57

4.78

8.70

3.09

ns

P (mg/g)

0.45

0.19

0.45^c

0.18

ns

1.51

0.44

1.37

0.67

ns

Na (mg/g)

0.17^b

0.10

0.27

0.07

p < 0.05

1.49

0.87

1.26

0.55

ns

Mn (mg/g)

0.30^a

0.20

0.26

0.20

ns

6.70

7.80

4.81^a

7.48

ns

Ca (mg/g)

0.79^a

0.30

0.86

0.37

ns

5.56^a

4.21

2.74

1.97

p < 0.05

Fe (mg/g)

27.20

7.82

27.51

8.26

ns

25.36^a

12.64

22.32

12.27

ns

Mg (mg/g)

2.48^a

0.84

2.14

0.28

ns

1.38^a

0.33

1.14

0.53

ns

K (mg/g)

0.73^a

0.27

0.79

0.20

ns

0.84^a

0.22

0.78

0.26

ns

Organic horizon thickness (cm; n = 3)

-

-

-

-

-

13.04

1.22

10.63^c

1.88

ns

Bulk density (g/cc)

1.25

0.14

1.46

0.12

ns

-

-

-

-

-

% Moisture

30.34

19.02

12.65

15.84

p < 0.05^*

-

-

-

-

-

LOI (%)

10.52

6.18

9.88^c

3.48

ns

68.64

12.95

58.23

19.74

ns

pH (H₂O)

4.53

0.12

4.41

0.19

ns

4.80

0.72

4.34

0.53

ns