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Table 3 Soil properties along the Meseta temporal gradient

From: Successional patterns along soil development gradients formed by glacier retreat in the Maritime Antarctic, King George Island

Plot/Est. age [BP]

Horizon

Horizon Depth [cm]

Texture

Skeleton [%]

Color (moist)

pH

C org [%]

C/N

δ13C [‰]

Classification

M1/100

C1

0–1

LS

52

10 YR 2/3

7.0

0.11

7.2

−25.69

Eutric

C2

1–10

LS

12

10 YR 3/3

6.9

0.26

7.4

−23.02

Arenosol

C3

> 10

LS

 

10 YR 3/3

6.78

0.10

6.4

−24.60

(Ochric)

M2/1500

AC1

0–2

LS

17

10 YR 3/2

5.38

0.82

9.2

−23.85

Skeletic

AC2

2–11

SL

28

10 YR 3/3

5.85

0.58

8.6

−22.59

Eutric

AC3

> 11

SiL

69

10 YR 4/4

6.27

0.64

10.0

−22.32

Regosol

M3/1500

AC1

0–1

LS

55

10 YR 2/3

5.81

0.35

8.1

−24.78

Eutric

AC2

1–3

LS

9.3

10 YR 2/3

5.81

0.33

7.3

−24.72

Regosol

BC

4–12

SiL

 

10 YR 2/3

6.27

0.45

7.7

−22.94

(Ochric)

M4/2000

AC1

0–1

S

51

10 YR 2/3

5.5

0.32

8.8

−24.78

Skeletic

AC2

1–4

LS

40

10 YR 2/3

5.53

0.31

7.7

−24.83

Eutroc

BC

4–12

SiL

 

7.5 YR 2/3

6.16

0.57

9.2

−23.33

Regosol

M6/5800

A

0–1

SiL

50

10 YR 2/3

4.46

3.55

13.0

−23.56

Dystric

AB1

1–7

SiL

28

10 YR 2/3

4.96

2.01

11.7

−23.07

Regosol

AB2

7–20

L

 

10 YR 2/3

5.23

1.78

10.8

−22.73

 

C

> 20

        

M7/6000

A

0–3

LS

88

10 YR 2/3

5.32

1.18

12.3

−23.49

Skeletic

2AB

3–12

SiL

39

10 YR 3/3

5.91

0.94

11.7

−22.43

Eutric

3 AC

> 20

SL

76

7.5 YR 3/4

6.71

0.51

11.0

−22.91

Regosol

M8/6200

A

0–2

LS

54

10 YR 2/2

5.62

0.98

12.1

−22.79

Eutric

AB

2–10

SL

23

7.5 YR 2/3

6.1

0.75

12.0

−22.61

Regosol

C

> 10

       Â