pH

5.8 ± 0.1

(5.1 - 6.4)

5.5 ± 0.1

(5.12 - 6.12)

4.8 ± 0.0

(4.64 - 5.33)

% clay

24.9 ± 1.9

(10.4 - 39.4)

41 ± 4.6

(17.9 - 68.4)

19.6 ± 6.0

(5 - 70.6)

% sand

46.4 ± 1.4

(38.8 - 58.4)

37 ± 3.2

(19.4 - 53.2)

23.3 ± 0.4

(15 - 25.2)

% silt

28.7 ± 1.2

(21.4 - 38.2)

22 ± 1.5

(10.4 - 29.4)

57.1 ± 5.6

(11.6 - 71.4)

Bulk density (g/cm³)

0.80 ± 0.01

(0.79 - 0.81)

0.88 ± 0.02

(0.86 - 0.89)

0.71 ± 0.06

(0.64 - 0.77)

Cation Exchange Capacity (CEC) (meq/100g)

41.1 ± 7.5

(8.4- 80)

43.0 ± 7.6

(8 - 83)

45.0 ± 8.1

(8 - 92)

% organic matter

3.16 ± 1.42

(1.5 - 7.4)

3.30 ± 1.55

(1.3 - 7.91)

3.55 ± 1.03

(1.9 - 6.54)

% Carbon

2.05 ± 0.75

(1.1 - 4.3)

2.15 ± 0.83

(1.0 - 4.6)

2.38 ± 0.51

(1.4 - 3.8)

% nitrogen

0.55 ± 0.1

(0.21 - 0.80)

0.45 ± 0.0

(0.25 - 0.72)

0.64 ± 0.1

(0.07 - 0.84)

Total phosphorus (TP) (ppm)

84.2 ± 7.9

(50.6 - 163)

92.2 ± 7.1

(56.3 - 155)

48.7 ± 5.1

(8 - 228)