Cd (mg·kg−1) | Modifiers (%) | Diversity index of soil microbial community | ||
---|---|---|---|---|
Simpson | Chao1 | Coverage | ||
H0 | T | 0.0070±0.0002 f | 1801±51.99 e | 0.9853±0.028 a |
B | 0.0117±0.0003 c | 2165±62.48 bcd | 0.9819±0.028 a | |
J | 0.0095±0.0003 d | 2119±61.17 cd | 0.9820±0.028 a | |
H1 | T | 0.0059±0.0002 g | 1964±56.69 de | 0.9835±0.028 a |
B | 0.0070±0.0002 f | 2030±58.61 d | 0.9841±0.028 a | |
J | 0.0128±0.0004 b | 2397±69.22 a | 0.9809±0.028 a | |
H2 | T | 0.0057±0.0002 g | 2083±60.13 cd | 0.9824±0.028 a |
B | 0.0095±0.0005 d | 2453±70.81 a | 0.9800±0.028 a | |
J | 0.0086±0.0004 de | 2277±65.74 abc | 0.9799±0.028 a | |
H3 | T | 0.0078±0.0004 ef | 2333±67.36 ab | 0.9797±0.028 a |
B | 0.0090±0.0003 d | 2251±64.99 abc | 0.9811±0.028 a | |
J | 0.0315±0.0009 a | 2251±64.98 abc | 0.9806±0.028 a | |
Regression Analysis | ||||
H | ns | * | ** | |
BJ | ns | * | ** | |
BJ*H | ns | * | ** |