From: Improved chromium tolerance of Medicago sativa by plant growth-promoting rhizobacteria (PGPR)
Isolate | [Cr (VI)] (mg/L) | PGP traits | |||||||
---|---|---|---|---|---|---|---|---|---|
PSI | N2 | [IAA] (mg/L) | NH3 | HCN | Case | Chase | Pecase | ||
NT15 | Control | 3.55 ± 0.5a | + | 197.63 ± 2.43a | + | + | – | + | – |
100 | 3.04 ± 0.3a | + | 164.74 ± 1.44b | + | – | – | – | – | |
150 | 2.90 ± 0.3a | + | 142.63 ± 1.42c | + | – | – | – | – | |
200 | – | – | 47.11 ± 0.17d | + | – | – | – | – | |
NT19 | Control | 2.50 ± 0.2a | + | 89.21 ± 1.16a | + | – | + | + | + |
100 | 2.00 ± 0.1a | – | 71.58 ± 1.17b | + | – | + | – | – | |
150 | 1.78 ± 0.0a | – | 63.29 ± 0.41c | + | – | + | – | – | |
200 | – | – | 31.71 ± 0.11d | + | – | + | – | – | |
NT20 | Control | 2.05 ± 0.4a | + | 560 ± 5.65a | + | + | + | + | + |
100 | 1.58 ± 0.2a | + | 353.50 ± 4.55b | + | – | + | – | + | |
150 | 0.71 ± 0.1a | + | 247.36 ± 2.51c | + | – | + | – | + | |
200 | – | + | 115.44 ± 1.22d | + | – | + | – | – | |
NT27 | Control | 2.55 ± 0.3a | + | 66.14 ± 1.17a | + | + | + | + | + |
100 | 1.44 ± 0.3ab | + | 49.11 ± 1.12b | + | + | + | – | + | |
150 | 1.12 ± 0.2b | + | 35.26 ± 0.43c | + | – | + | – | + | |
200 | 0.95 ± 0.1b | + | 19.40 ± 0.03d | + | – | + | – | – |