TABLE 2.
Screening and the production of various plant growth promoting and salinity ameliorating of Halotolerant PGPR isolates.
| Traits | Isolates |
||
| S3 | S5 | S6 | |
| P solubilization index | 10.1 ± 0.41 | 7.1 ± 2.21 | 6.2 ± 3.35 |
| P solubilization (μg/mL) | 4102 ± 7.41 | 3021 ± 2.01 | 2865 ± 3.51 |
| Ammonia production | +++ | ++ | ++ |
| Siderophore production | 81.2 ± 0.02 | 73.5 ± 0.03 | 69.8 ± 0.02 |
| ACCD activity (μM/mg/h) | 0.952 ± 0.02 | 0.818 ± 0.01 | 0.798 ± 0.03 |
| SOD activity (IU/mg protein) | 14.79 ± 0.03 | 13.01 ± 0.01 | 10.96 ± 0.02 |
| CAT activity (IU/mg protein) | 0.095 ± 0.02 | 0.087 ± 0.01 | 0.079 ± 0.03 |
| GSH activity (μg/mg protein) | 27.21 ± 0.01 | 23.82 ± 0.02 | 21.36 ± 0.03 |
+ = present − = absent, ++ = positive, +++ = strong positive, % SU = % siderophore units. Values are the average of triplicates and were analyzed by Duncan Multiple Range Test at 5% real level.