Skip to main content
. 2018 Jun 28;13(6):e0199523. doi: 10.1371/journal.pone.0199523

Table 7. Correlation between the stability parameters of aggregates, aggregate-associated C and total SOC in 0–60 cm depth soils.

SOC > 0.25 mm water-stable aggregates MWD GMD ELT D > 2 mm aggregate-associated C 1–2 mm aggregate-associated C 0.25–1.00 mm aggregate-associated C 0.053–0.250 mm aggregate-associated C 0.02–0.053 mm aggregate-associated C
> 0.25 mm water-stable aggregates 0.35
MWD 0.57 0.71
GMD 0.36 0.73 0.64
ELT -0.34 -1.00** -0.72 -0.74
D -0.21 -0.75 -0.79* -0.91** 0.76*
> 2 mm aggregate-associated C 0.96** 0.57 0.71 0.47 -0.56 -0.37
1–2 mm aggregate-associated C 0.93** 0.51 0.79* 0.39 -0.50 -0.36 0.96**
0.25–1.00 mm aggregate-associated C 0.95** 0.49 0.78* 0.41 -0.48 -0.37 0.97** 1.00**
0.053–0.25 mm aggregate-associated C 0.96** 0.44 0.74 0.34 -0.43 -0.30 0.97** 0.99** 1.00**
0.02–0.053 mm aggregate-associated C 0.94** 0.46 0.76* 0.32 -0.45 -0.30 0.96** 1.00** 0.99** 1.00**
< 0.02 mm aggregate-associated C 0.91** 0.49 0.75 0.28 -0.48 -0.27 0.95** 0.99** 0.98** 0.98** 0.99**

* and ** in the table express a significant level at P<0.05 and P<0.01, respectively.