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. 2023 Aug 19;9(9):e19041. doi: 10.1016/j.heliyon.2023.e19041

Table 8.

Pearson correlation analysis results of soil physico-chemical properties for the MxC system.

Depth (cm) BD C: N Clay pHw Sand Silt SOC SOCS TN VWC
BD 0–30 1
30–60 1
C: N 0–30 −0.32 1
30–60 −0.34** 1
Clay 0–30 −0.10 −0.1 1
30–60 −0.11 0.3 1
pHw 0–30 0.08 0.2 0.07 1
30–60 0.14 0.0 0.06 1
Sand 0–30 0.17 −0.2 −0.79** −0.13 1
30–60 0.20 −0.2 −0.76** −0.06 1
Silt 0–30 −0.08 0.44** −0.49** 0.07 −0.16 1
30–60 −0.12 −0.1 −0.45** 0.00 −0.25 1
SOC 0–30 −0.20 0.68** −0.16 0.15 −0.17 0.49 1**
30–60 −0.30 0.9 0.19 −0.02 −0.24 0.06 1
SOCS 0–30 −0.48** 0.41* 0.23 0.01 0.39* 0.18 0.42** 1
30–60 −0.34* 0.83** 0.38* 0.1 −0.33* −0.12 0.81** 1
TN 0–30 −0.04 0.0 −0.07 0.02 −0.09 0.24 0.72 0.19 1
30–60 0.07 −0.2 −0.18 −0.03 −0.04 0.32 0.26 −0.08 1
VWC 0–30 0.09 −0.1 0.07 −0.37 −0.04** −0.06 0.05 0.00 0.14 1**
30–60 −0.04 −0.1 0.12 −0.34 −0.04 −0.12 0.06 0.07 0.22 1

*Correlation is significant at the 0.05 level (2-tailed); **. Correlation is significant at the 0.01 level (2-tailed).