Table 1 Description of chemical variables for each collected soil

pH (CaCl₂)

5.2 ± 0.1

5.1 ± 0.2

ns

Organic Matter (%)

46.5 ± 6.5

26.5 ± 8.3

0.02

P (mg.dm^− 3)

160.3 ± 38.4

7.5 ± 1.7

0.02

K (mmolc.dm^− 3)

45.8 ± 20.1

0.4 ± 0.1

0.02

Na (mmolc.dm^− 3)

6.3 ± 2.1

1.1 ± 0.9

0.02

Ca (mmolc.dm^− 3)

6.8 ± 0.6

29.5 ± 1.7

0.02

Mg (mmolc.dm^− 3)

1.2 ± 0.3

15.3 ± 1.0

0.02

H + Al₃ (mmolc.dm^− 3)

4.3 ± 0.6

32.5 ± 10.8

0.02

Base Saturation (%)

82.0 ± 0.8

45.3 ± 3.0

0.02