Table 2 Quantification of available phosphorus solubilized by P-solubilizing bacterial strains after 7 days of incubation (optical density noted at 882 nm)
Bacterial isolate | Optical density | pH | Available P (µg mL−1) |
|---|---|---|---|
Control | 0.8 | 6.8 | 21.5 g |
PSM-202 (Pseudomonas) | 4.1 | 3.6 | 130.1 a |
PSM-203 (Pseudomonas) | 2.4 | 5.5 | 78.6 c |
PSM-305 (Pseudomonas) | 3.8 | 4.0 | 122.0 ab |
PSM-307 (Bacillus) | 1.5 | 5.4 | 28.5 de |
PSM-309 (Bacillus) | 1.8 | 5.7 | 30.2 d |
WPR-61 (Bacillus) | 1.8 | 5.6 | 32.5 d |
WM-1 (Pseudomonas) | 1.0 | 6.0 | 25.2 f |