Physico-chemical properties

F

P

Station 1

Station 2

pH Water

26.5

<0.001

7.19 ± 0.1^a

7.80 ± 0.1^b

Holding capacity

11.6

<0.001

25.98 ± 1.4^a

33.22 ± 0.7^b

P-PO₄^3– (mg/g)

6.3

<0.001

8.23 ± 2.3^a

15.52 ± 15.5^a

N-NH₄⁺ (mg/kg)

5.4

<0.05

11.38 ± 0.5^a

12.01 ± 0.9^b

(mg/kg)

0.6

ns

2.1 ± 0.4^a

2.14 ± 0.1^a

NT (%)

52.3

<0.001

0.74 ± 0.03^a

1.24 ± 0.07^b

OC (%)

35.0

<0.001

1.21 ± 0.06^a

2.56 ± 0.03^b

C/N ratio

9.2

<0.01

1.68 ± 0.5^a

2.53 ± 0.3^b

O M%

9.1

<0.01

1.46 ± 0.05^a

1.96 ± 0.06^b