Table 5.
EPS-producing PGPR imparting tolerance to heat stress.
| Microorganisms | Crops | Roles of EPS | References |
|---|---|---|---|
| Bacillus cereus | Tomato | Increase the number of flowers and fruits Increase chlorophyll, proline and antioxidants | [135] |
| Bacillus amyloliquefaciens UCMB5113 Azospirillum brasilense NO40 | Wheat | Increase HSP26 and chlorophyll content Accumulate GABA and modulate metabolic pathways | [140] |
| Pseudomonas sp. AKM-P6 | Sorghum | Enhance tolerance of sorghum seedlings to elevated temperatures | [134] |
| Rhizobium sp. (Cajanus) | Legume | Heat shock protein (Hsp) of 63-74 kDa | [29] |
| Pseudomonas sp. PsJN | Potato | Promote growth | [139] |
| Bacillus aryabhattai H26-2 and Bacillus siamensis H30-3 | Chinese cabbage | Leaf abscisic acid (ABA) content and reduced stomatal opening after stresses treatments, Biocontrol activity against soft rot | [140] |
| Shinorizobium meliloti | Medicago sativa | Affect symbiosis during heat stress | [142] |
| Bradyrhizobium diazoefficiens USDA110 | Soybean | Survival in starvation | [143] |