Storage duration

ST > 3 years

2 ≤ ST< 3 years

ST < 2 years

Parameters

“old” DFS

“intermediate” DFS

“recent” DFS

pH (H₂O)

5.96 ± 0.45

5.59 ± 0.38

6.53 ± 0.10

EC (mS/cm)

6.23 ± 1.38

5.76 ± 0.79

4.17 ± 0.49

CO (%)

23.76 ± 5.80

14.70 ± 0.05

17.71 ± 2.29

MO (%)

40.97 ± 9.99

25.34 ± 0.09

30.52 ± 3.95

N-t (%)

2.22 ± 0.56

1.47 ± 0.07

1.70 ± 0.16

C/N

10.74 ± 0.11

10.02 ± 0.47

10.41 ± 0.69

P-t (mg/kg)

14,234.32 ± 3442.41

11,761.33 ± 1533.33

8595.24 ± 281.33

K-t (mg/Kg)

781.34 ± 33.07

519.40 ± 31.16

902.37 ± 38.98

Na (mg/Kg)

103.34 ± 15.78

119.56 ± 16.12

652.88 ± 119.32

Ca (mg/Kg)

8978.98 ± 2798.18

4118.16 ± 409.50

5350.92 ± 70.13

Mg (mg/kg)

2432.56 ± 35.55

2579.55 ± 1661.59

2467.39 ± 78.02