Table 3 The correlations (r value) and significance (P value) determined by the Mantel test between the soil properties and microbial community
Soil properties | Litter layer | 0–10 cm soil layer | 10–20 cm soil layer | 20–30 cm soil layer | ||||
|---|---|---|---|---|---|---|---|---|
Bacteria | Fungi | Bacteria | Fungi | Bacteria | − | Bacteria | Fungi | |
Total C | 0.481 (0.085) | 0.002 (0.367) | 0.564 (0.021) | − 0.035 (0.504) | 0.179 (0.214) | − | 0.136 (0.308) | 0.673 (0.031) |
Total N | 0.343 (0.118) | − 0.014(0.490) | 0.500 (0.025) | − 0.043 (0.482) | 0.154 (0.196) | − 0.121 (0.536) | 0.351 (0.190) | 0.808 (0.011) |
Exoglucanase | − 0.336 (0.790) | − 0.298 (0.832) | 0.413 (0.092) | 0.485 (0.069) | − 0.195 (0.763) | 0.661 (0.019) | 0.012 (0.504) | 0.012 (0.446) |
β-Glucosidase | − 0.563 (0.956) | − 0.442 (0.928) | 0.406 (0.110) | 0.148 (0.335) | − 0.090 (0.392) | − 0.058 (0.460) | − 0.403 (0.951) | − 0.193 (0.819) |
NAG | − 0.023 (0.511) | − 0.236 (0.790) | 0.140 (0.251) | 0.315 (0.044) | 0.433 (0.139) | − 0.041 (0.457) | − 0.297 (0.768) | − 0.401 (0.896) |
Acid phosphatase | − 0.296 (0.818) | − 0.223 (0.781) | − 0.110 (0.588) | − 0.164 (0.632) | − 0.291 (0.828) | − 0.058 (0.503) | − 0.296 (0.742) | − 0.301 (0.826) |
Phenol oxidase | 0.770 (0.006) | 0.305 (0.175) | 0.161 (0.282) | 0.695 (0.007) | − 0.133 (0.549) | − 0.081 (0.524) | − 0.046 (0.525) | 0.014 (0.507) |
pH | nd | nd | 0.203 (0.197) | 0.077 (0.393) | − 0.061 (0.528) | − 0.010 (0.476) | 0.194 (0.233) | − 0.010 (0.500) |
EC | nd | nd | 0.103 (0.319) | 0.249 (0.182) | 0.229 (0.149) | − 0.090 (0.610) | 0.133 (0.346) | 0.172 (0.310) |
Nitrate | nd | nd | 0.161 (0.272) | 0.242 (0.197) | − 0.003 (0.447) | 0.258 (0.103) | 0.067 (0.397) | − 0.023 (0.521) |
Ammonium | nd | nd | − 0.377 (0.928) | 0.361(0.167) | − 0.126 (0.668) | 0.228 (0.169) | 0.204 (0.415) | 0.376 (0.288) |