Table 2.
Growth Promoting Characteristics of Isolated Bacterial Strains.
| Bacterial isolates | Growth promoting traits | Nutrient solubilization traits | Biocontrol traits | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Ammonia | Indole acetic acid | Potassium | Silica | Phosphate | ACC deaminase | HCN | Siderophore | ||
| Tryptophan | Without tryptophan | ||||||||
| RY2 | + | + | ++ | − | − | ++ | − | + | ++ |
| RY7 | − | − | − | − | − | − | − | − | + |
| RY10 | + | − | − | − | − | + | − | − | + |
| RY12 | ++ | ++ | ++ | − | − | ++ | − | + | + |
| RY14 | + | ++ | ++ | − | − | − | − | − | + |
| RY19 | − | − | − | − | − | − | − | − | − |
| RY24 | + | + | ++ | − | − | + | − | − | + |
| RY25 | + | − | − | − | − | + | − | − | − |
| RY26 | + | ++ | ++ | − | − | − | − | − | + |
| RY27 | + | + | ++ | − | − | + | − | + | ++ |
ACC, 1-aminocyclopropane-1-carboxylate; HCN, hydrogen cyanide.
The symbol, − shows the absence of the trait, + represents the presence of the traits while ++ shows very good activity.