Table 2.
Distribution of Pseudomonas species based on rRNA homology cluster group-I and their role in phyto-pathogen control in association with specific crops.
| S. No. | rRNA homology group-I cluster | Pseudomonas species | Phyto-pathogen species | Crop plants | Disease caused | % enhancement | Refs. |
|---|---|---|---|---|---|---|---|
| 1. | Pseudomonas fluorescens; Pseudomonas fluorescens I; Pseudomonas fluorescens II; Pseudomonas fluorescens III; Pseudomonas fluorescens IV | Pseudomonas fluorescens | Ralstonia solanacearum; Bemisia tabaci | Tomato | Leaf folder pest | Significant suppression of ∼ 60% of diseases | Uppal et al. (2017), Jiménez et al. (2020) |
| Ewingella americana NWU59 | Mung bean | Root rot | |||||
| Fusarium graminearum | Barley | Leaf folder insect | |||||
| Fusarium solani | Lupine | sheath blight disease | |||||
| Fusarium oxysporum | Chickpea | Blast disease | |||||
| Sarocladium oryzae | Rice | Sheath rot; | |||||
| Tobacco mosaic virus | Tobacco | collar rot pathogen | |||||
| 2. | Pseudomonas aeruginosa; Pseudomonas chlororaphis | Pseudomonas aeruginosa | Cucumber mosaic virus CMV | Tomato | |||
| Pseudomonas chlororaphis | Heterodera cajani | Sesame and Wheat | |||||
| 3. | Pseudomonas tolassi | Pseudomonas rhodesiae | Xanthomonas axonopodis | ∼ 12% antibiotic activity with respect to the control | Kumar et al. (2015) | ||
| 4. | Undefined (general) | Pseudomonas sp. | Fusarium graminearum | Cucumber | disease suppression of ∼ 20–35% | Garrido-Sanz et al., (2017) | |
| Fusarium solani | Cucurbit | Powdery mildew | |||||
| Fusarium oxysporum | Tomato | Blossom-end rot | |||||
| Heterodera cajani | Tea | Blister blight disease |