Table 3. Pearson's correlation coefficients of 18S copy number and physico-chemical parameters.

Variable	18S (copies g−1 of dry soil)
Fine Sand (g kg−1)	−0.41*
Corg (g kg−1)	0.49*
C∶N	0.54*
N (g kg−1)	0.36
Clay (g kg−1)	0.32
Fine Loam (g kg−1)	0.29
pHwater	0.20
CaCO3 (g kg−1)	0.10
Coarse Loam (g kg−1)	0.02
P (g kg−1)	−0.22
K (%)	−0.22
Coarse Sand (g kg−1)	−0.30

*: P<0.05.