Depth (cm)/Variable

0 - 30

30 - 55

55 - 77

77 - 100

100 - 130

130 - 190+

Clay %

47

61

61

67

71

69

Silt %

9

9

11

9

9

7

pH _H2O

5.63

5.21

5.47

5.58

5.34

5.19

Organic Carbon (%)

1.4

0.9

0.83

0.73

0.67

0.6

Avail. P mg/kg (Bray)

5.74

4.33

4.8

4.91

9.5

3.96

CEC NH₄OAc (cmol(+)/kg)

16.6

17.4

16.6

17.6

16.2

17

Exch. Ca (cmol(+)/kg)

4.31

3.83

2.76

2.17

1.74

1.14

Exch. Mg (cmol(+)/kg)

2.99

3.42

4.22

4.9

4.59

2.94

Exch. K (cmol(+)/kg)

0.62

0.12

0.09

0.06

0.05

0.04