Table 3.
Effect of Put and B. thuringiensis IAGS 199 on Cd content in root and shoot, translocation factor (TF) and metal tolerance index (MTI) in C. annum.
| Treatments | Cadmium Content | |||
|---|---|---|---|---|
| Root (mg kg−1) | Shoot (mg kg−1) | TF | MTI | |
| C | ND | ND | ND | - |
| Cd | 12671 ± 78 a | 9650 ± 36 a | 0.76 ± 0.02 a | 40.41 ± 4.42 e |
| Put | 0.21 ± 0.02 de | 0.10 ± 0.02 e | 0.47 ± 0.11 ab | 134.84 ± 8.58 bc |
| PGPB | 0.38 ± 0.05 d | 0.13 ± 0.02 e | 0.34 ± 0.03 b | 162.02 ± 11.56 a |
| Cd + Put | 7435 ± 0.05 b | 576 ± 24 b | 0.07 ± 0.02 c | 85.36 ± 3.75 d |
| Cd + PGPB | 6185 ± 43 c | 465 ± 17 c | 0.07 ± 0.01 c | 122.29 ± 6.21 c |
| Cd + Put + PGPB | 7237 ± 24 bc | 206 ± 13 d | 0.02 ± 0.01 d | 147.36 ± 7.34 b |
Different letters indicate significant difference among the treatments (p ≤ 0.05). C, control; Cd, 50 mg kg−1 Cd; Put, 1 mM Put; PGPB, B. thuringiensis IAGS 199.