| PSMs | Host plant | Reference |
| Azotobacter | Wheat | [9] | Azotobacter chroococcum | Wheat | [36] | Azospirillum spp. | Maize, sorghum, and wheat | [9] | Bacillus | Wheat 33 (Triticum aestivum L.) | [6, 9] | Bacillus | Peanut, potato, sorghum, and wheat | [9] | Bacillus circulans and Cladosporium herbarum | Wheat | [36, 37] | Bacillus megaterium and Azotobacter chroococcum | Wheat | [9] | Pseudomonas | Zea mays L. | [6, 38] | Pseudomonas | Soybean | [6, 18] | Pseudomonas chlororaphis and P. putida | Soybean | [36] | Pseudomonas fluorescent | Peanut | [39] | Pseudomonas putida and Pseudomonas fluorescens | Canola, lettuce, and tomato | [9] | Pseudomonas putida and Pseudomonas fluorescens | Potato, radishes, rice, sugar beet, tomato, lettuce, apple, citrus, beans, ornamental plants, and wheat | [9] | Mesorhizobium mediterraneum | Chickpea and barley | [20] |
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