Table 1.
Bacillus strains screened for plant growth promotion traits. In this table, potential biocontrol agents against, 1/Pseudomonas syringae DC3000 are indicated by *, 2/Botrytis cinerea is indicated by √, and 3/Alternaria brassicicola is indicated by ∞.
| Strain code | Identification based on 16S rRNA sequencing | Nutrient uptake traits | Growth-promoting traits | Disease suppression traits | |||
|---|---|---|---|---|---|---|---|
| Phosphate solubilization | Zinc solubilization | IAA Production | Ammonia production | Siderophore production | Anti-microbial effects | ||
| PK3-68 | Bacillus badius | (−) | (−) | (+) | (+) | (−) | (∞) |
| PK3-9 | Bacillus subtilis | (−) | (−) | (−) | (+) | (+) | (∞) |
| PK3-2 | Bacillus tequilensis | (−) | (−) | (−) | (+) | (−) | (∞) |
| PK3-15 | Bacillus circulans | (−) | (−) | (+) | (−) | (−) | (∞) |
| PK3-138 | Bacillus circulans | (−) | (−) | (+) | (−) | (−) | (∞) |
| PK5-26 | Bacillus subtilis | (+) | (−) | (−) | (+) | (+) | (−) |
| PK5-39 | Bacillus circulans | (−) | (−) | (−) | (+) | (−) | (∞) |
| PK1-2 | Bacillus subtilis | (−) | (−) | (−) | (+) | (+) | (−) |
| PK1-3 | Bacillus subtilis PY79 | (−) | (−) | (−) | (+) | (+) | (∞) |
| PK5-17 | Bacillus subtilis PY79 | (−) | (−) | (−) | (+) | (−) | (∞) |
| PK5-16 | Bacillus tequilensis | (−) | (−) | (−) | (+) | (+) | (∞) |
| PK5-68 | Bacillus subtilis | (−) | (−) | (−) | (+) | (−) | (−) |
| PK5-52 | Bacillus subtilis | (−) | (−) | (−) | (+) | (−) | (∞) |
| PK6-15 | Bacillus cereus | (−) | (+) | (−) | (+) | (−) | (√, ∞) |
| PK3-109 | Bacillus circulans | (−) | (−) | (+) | (−) | (−) | (*, √) |
| PK3-4 | Bacillus mojavensis | (−) | (−) | (−) | (+) | (−) | (∞) |
Elsewhere positive activity (formation of cleared zone) is indicated using (+) and negative activity (no cleared zone) is indicated using (−).