Soil type

Organic matter (%)

Exchangeable cations (meq/100g) (%)

OM

OC

NT

C/N

Ca²⁺

Mg²⁺

K⁺

Na⁺

S

CEC

S/T

Colluv soil GF11

9.25

5.36

0.18

29.7

12.88

0.56

0.23

0.09

13.76

19.20

72

Soil on granite

3.79

2.20

0.17

12.9

6.08

0.40

0.45

0.09

7.03

20.00

35

Soil on granite

6.61

3.83

0.12

31.9

13.05

0.60

0.53

0.09

14.27

18.20

78

Alluv soil GF41

5.37

3.12

0.13

24

15.68

0.80

0.68

0.09

17.25

19.80

87

Topo vert GF51

8.01

4.65

0.16

29

21.28

0.72

0.60

0.09

22.70

28.80

79

Alluv soil GF61

1.85

1.07

0.16

6.7

11.60

1.04

0.23

0.09

12.96

35.20

37