TABLE 1.
Plant growth promoting microbes underpinning plant growth and enhance tolerance against biotic and abiotic stresses employing various mechanisms.
| Host species | PGPR | Functions/Response | References |
| Arabidopsis thaliana | B. phytofirmans PsJN | Abscisic acid signaling, proline and ROS production | Pinedo et al., 2015 |
| Arabidopsis thaliana | B. subtilis GB03 | Import of Sodium ions in root | Wang et al., 2016 |
| Arabidopsis thaliana | P. yonginensis DCY84T | ROS Detoxification, Sodium ion homeostasis | Sukweenadhi et al., 2015 |
| Abelmoschus esculentus | Enterobacter sp. UPMR18 | ROS pathway Antioxidant enzymes production | Habib et al., 2016 |
| Glycine max | P. simiae strain AU | Antioxidant enzymes Production | Vaishnav et al., 2016 |
| Glycine max | B. firmus SW5 | Production of antioxidant enzymes, salinity tolerance, | El-Esawi et al., 2018 |
| Gossypium hirsutum | Brucella sp. PS4 | Pesticide degradation | Ahmad S. et al., 2022 |
| Puccinellia tenuiflora | B. subtilis GB03 | Modulation of Na+ homeostasis | Niu et al., 2016 |
| Saccharum officinarum | B. xiamenensis | Phytoremediation | Zainab et al., 2021 |
| Solanum lycopersicum | B. megaterium | Metallothionein Glutathione reductase enzyme synthesis | Zameer et al., 2016 |
| Solanum lycopersicum | E. cloacae PM23 | ROS Detoxification, Sodium ion homeostasis | Ali et al., 2022b |
| Solanum lycopersicum | B. safensis (SCAL1) | Heat Stress | Mukhtar et al., 2022 |
| Solanum lycopersicum | B. anthracis PM21 | Phytoremediation | Ali et al., 2021 |
| Solanum tuberosum | B. subtilis PM32 | Fungal diseases biocontrol | Mehmood et al. (2021a) |
| Solanum tuberosum | B. mycoides PM35 | Proline production, and ROS scavenging | Ali et al., 2022a; |
| Solanum lycopersicum L. | B. safensis Strain SCAL1 | Produced exopolysaccharide and ACC deaminase | Mukhtar et al., 2022 |
| Zea mays L. | B. amyloliquefaciens SQR9 | Photosynthesis, Na+ export, and sequestration | Chen L. et al., 2016 |
| Lettuce microcosms | T. hamatum GD12 | N-acetyl-β-D-glucosaminidase genes | Ryder et al., 2012 |
| Curcuma longa L | T. harzianum TharDOB-31 | Indole-3-acetic acid hydrogen cyanide production | Vinayarani and Prakash, 2018 |
| Solanum lycopersicum | A. pullulans 490 | Produces biosurfactants, biocontrol activity | Köhl et al., 2020 |
| Solanum lycopersicum | C. rosea 016 | Produces biosurfactants, biocontrol activity | Köhl et al., 2020 |
| Capsicum annuum L | Beauveria bassiana | Niche or resources and antibiosis | Jaber and Alananbeh, 2018 |
| Pinus radiata | F. circinatum | Antagonism, | Martínez-Álvarez et al., 2016 |
| Poncirus trifoliata | F. mosseae | Drought stress, Hyphal water absorption rate | Zhang et al., 2018 |
| Triticum aestivum | G. mosseae | Drought stress, osmotic potential, antioxidant enzymes | Rani, 2016 |
| Triticum aestivum L. | R. irregularis | Heat stress, nutrient allocation nutrient composition in root | Cabral et al., 2016 |
| Zea mays | R. intraradices | High temperature, enhanced transpiration photosynthetic rate | Mathur et al., 2016 |
| Solanum lycopersicum | R. irregulari | High temperature, Enhanced photosynthetic phosphorylation | Calvo-Polanco et al., 2016 |
| Cucumis sativus L. | G. intraradices | Salinity stress, enhanced antioxidant enzymes, biomass | Hashem et al., 2018 |
| Solanum lycopersicum L. | R. irregularis | Salinity stress, Enhanced biomass and growth hormones | Khalloufi et al., 2017 |