Table 5 Pearson’s correlation analysis of microbial parameters and soil physicochemical properties.

	Total bacteria	G + bacteria	G− bacteria	Actinomycetes	Fungi	F/B	Aerobic bacteria	Anaerobic bacteria	Aerobic/Anaerobic bacteria	AMF
TOC	0.841**	0.789**	0.859**	0.783**	0.819**	0.456*	0.693**	0.671**	0.566**	0.518**
MBC	0.530**	0.516**	0.527**	0.491*	0.563**	0.427*	0.750**	0.629**	0.676**	NS
DOC	0.434*	NS	0.475*	0.422*	NS	NS	NS	NS	NS	NS
POC	0.786**	0.725**	0.818**	0.703**	0.784**	0.491*	0.598**	0.549**	0.537**	0.506*
pH	NS	NS	NS	NS	NS	NS	NS	NS	NS	−0.655**
Total N	0.843**	0.790**	0.864**	0.773**	0.839**	0.503*	0.718**	0.670**	0.624**	0.561**
Total P	0.779**	0.793**	0.737**	0.805**	0.718**	NS	NS	0.413*	NS	NS
Total K	NS	NS	NS	NS	NS	NS	NS	NS	NS	NS
C:N ratio	NS	NS	NS	NS	NS	NS	NS	NS	NS	NS
Bulk density	−0.431*	NS	−0.514*	NS	−0.433*	NS	−0.549**	NS	−0.516**	NS
Invertase	0.807**	0.810**	0.793**	0.746**	0.862**	0.629**	0.512*	0.492*	0.474*	0.768**
Urease	0.718**	0.691**	0.734**	0.602**	0.807**	0.667**	0.698**	0.595**	0.675**	0.742**
Acid phosphatase	0.794**	0.783**	0.789**	0.727**	0.860**	0.663**	0.645**	0.608**	0.588**	0.721**

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