Table 3 Pearson correlation analysis of the C/N/P stoichiometry ratio, microbial biomass carbon/nitrogen and ecoenzymatic stoichiometry ratio for litter (L), fermentative (F), and humus (H) layers in the subalpine forests

C/P

0.412**

N/P

− 0.208

0.725**

DOC/DN

0.498**

0.240

− 0.044

DOC/DP

− 0.18

− 0.187

0.027

0.213

DN/DP

− 0.476**

− 0.314*

0.026

− 0.497**

0.639**

MBC/MBN

0.558**

0.003

− 0.314*

0.377**

− 0.104

− 0.386**

EEA_C:N

0.101

0.176

0.088

0.411**

− 0.224

− 0.458**

− 0.064

EEA_C:P

0.155

0.270*

0.102

0.421**

− 0.410**

− 0.632**

0.037

0.845**

EEA_N:P

0.146

0.241

0.057

0.140

− 0.440**

− 0.495**

0.182

0.004

0.534**