Table 2 Effective state Pb and Cd concentrations and pH in rhizosphere soil of Sedum alfredii Hance after 60 days (at harvest) of treatment with different Pb and Cd concentrations
Treatment | pH | A-Pb-R (mg/kg) | A-Cd-R (mg/kg) | |
|---|---|---|---|---|
CK | J0 | 5.75 ± 0.01a | 0.011 ± 0.02a | 0.01 ± 0.01a |
J1 | 5.71 ± 0.02b | 0.009 ± 0.01a | 0.02 ± 0.03a | |
J2 | 5.66 ± 0.01c | 0.010 ± 0.03a | 0.01 ± 0.02a | |
A | J0 | 5.62 ± 0.03a | 49.290 ± 1.73a | 3.78 ± 0.01a |
J1 | 5.60 ± 0.05a | 50.400 ± 3.60a | 2.84 ± 0.04b | |
J2 | 5.58 ± 0.01a | 43.000 ± 2.05b | 2.76 ± 0.02c | |
B | J0 | 5.60 ± 0.03a | 109.150 ± 2.64a | 6.68 ± 0.07a |
J1 | 5.56 ± 0.03a | 108.550 ± 0.99a | 5.46 ± 0.03b | |
J2 | 5.55 ± 0.03a | 103.600 ± 0.44b | 5.41 ± 0.04b | |
C | J0 | 5.59 ± 0.03a | 196.520 ± 0.01a | 11.46 ± 0.06a |
J1 | 5.55 ± 0.06a | 192.450 ± 1.84a | 8.43 ± 0.26b | |
J2 | 5.54 ± 0.02a | 192.600 ± 4.37a | 8.11 ± 0.87b | |
D | J0 | 5.60 ± 0.08a | 208.600 ± 2.05a | 24.09 ± 2.66a |
J1 | 5.57 ± 0.08a | 210.650 ± 4.32a | 21.62 ± 1.01a | |
J2 | 5.56 ± 0.06a | 212.350 ± 4.58a | 20.13 ± 2.01a | |
E | J0 | 5.62 ± 0.01a | 255.700 ± 8.72a | 38.89 ± 0.81a |
J1 | 5.59 ± 0.03ab | 256.800 ± 0.90a | 33.5 ± 2.65b | |
J2 | 5.58 ± 0.02b | 258.050 ± 3.01a | 30.64 ± 0.01b | |