Table 1 Effect of salinity, pH, temperature, antibiotics resistance pattern and fungicide tolerance on the growth of SRI isolates
From: Plant growth-promoting traits of biocontrol potential bacteria isolated from rice rhizosphere
Traits | SRI-156 | SRI-158 | SRI-178 | SRI-211 | SRI-229 | SRI-305 | SRI-360 |
|---|---|---|---|---|---|---|---|
Salinity | |||||||
4 | +++ | +++ | +++ | +++ | +++ | +++ | +++ |
6 | +++ | ++ | ++ | +++ | +++ | +++ | ++ |
8 | − | + | + | + | + | + | − |
10 | − | − | − | − | − | − | − |
pH | |||||||
3 | − | − | − | − | − | − | − |
5 | +++ | + | ++ | ++ | +++ | +++ | +++ |
7 | +++ | ++ | +++ | +++ | +++ | +++ | +++ |
9 | +++ | +++ | +++ | +++ | +++ | +++ | +++ |
11 | +++ | +++ | +++ | +++ | +++ | +++ | +++ |
13 | +++ | +++ | +++ | +++ | +++ | +++ | +++ |
Temperature (°C) | |||||||
20 | +++ | +++ | +++ | +++ | +++ | +++ | +++ |
30 | +++ | ++ | +++ | +++ | +++ | +++ | +++ |
40 | +++ | + | +++ | +++ | +++ | +++ | +++ |
50 | − | − | ++ | − | − | − | − |
Antibiotics resistance pattern (ppm) | |||||||
Ampicillin | 100 | 10 | 1 | 100 | 100 | 100 | 100 |
Chloramphenicol | 5 | 2.5 | 10 | 10 | 10 | 10 | 10 |
Kanamycin | 1 | 1 | 0 | 1 | 10 | 0 | 10 |
Nalidixic acid | 10 | 1 | 0 | 10 | 10 | 0 | 10 |
Streptomycin | 40 | 0 | 0 | 20 | 10 | 0 | 5 |
Tetracyline | 10 | 1 | 10 | 10 | 5 | 10 | 5 |
Fungicide tolerance | |||||||
Thiram @ 3000 ppm | ++ | − | − | ++ | − | − | − |
Bavistin@ 2500 ppm | +++ | + | +++ | +++ | +++ | +++ | +++ |
Benlate @ 4000 ppm | +++ | − | − | +++ | +++ | +++ | +++ |
Captan @ 3000 ppm | +++ | − | − | +++ | ++ | + | ++ |