| Reference strain and local isolates | Host plants (Soybean cultivars) | Origins | Sources |
| Reference strain: |
|
|
|
| Bradyrhizobium japonicum IRAT FA3 | - | Montpellier (France) | [14] |
| Local rhizobia isolates: |
|
|
|
| RSC309; RSC310; RSC312; RSC323; RSC324; RSC325 | Piramama | Daloa (Cote d’Ivoire) | [15] |
| RSC114; RSC115; RSC119 | Doko | Daloa (Cote d’Ivoire) | This study |
| RSC207 | Canarana | ||
| RSC412; RSC413 | IT 235 | ||
| RSC502; RSC504; RSC506; RSC508 | Tracaja |