| Isolates | Genus and species | Dendrogram cluster | Shape | Size (mm) |
| HpaBG1 | Bradyrhizobium elkanii | Be1 | UF | 1.5 |
| HpaBG2 | Bradyrhizobium elkanii | Be1 | UF | 1.5 |
| HpaBG3 | Bradyrhizobium elkanii | Be1 | UF | 1.5 |
| HpaBG4 | Bradyrhizobium sp. | Bs1 | UF | 1.5 |
| HpaBG5 | Bradyrhizobium elkanii | Be1 | UF | 1.5 |
| ChaBG6 | Bradyrhizobium liaoningense | Bl1 | EP | 1.5 |
| ChaBG7 | Bradyrhizobium liaoningense | Bl2 | EP | 1.5 |
| ChaBG8 | Bradyrhizobium liaoningense | Bl1 | EP | 1.5 |
| ChaBG9 | Bradyrhizobium japonicum | Bo1 | EP | 1.5 |
| ChaBG10 | Bradyrhizobium liaoningense | Bl1 | EP | 1.5 |
| NyaBG11 | Bradyrhizobium liaoningense | Bl1 | EP | 1.5 |
| NyaBG12 | Bradyrhizobium liaoningense | Bl1 | EP | 1.5 |
| NyaBG13 | Bradyrhizobium liaoningense | Bl1 | EP | 1.5 |
| NyaBG14 | Bradyrhizobium liaoningense | Bl1 | EP | 1.5 |
| NyaBG15 | Bradyrhizobium liaoningense | Bl1 | EP | 1.5 |
| DanBG16 | Bradyrhizobium liaoningense | Bl2 | EP | 2.0 |
| DanBG17 | Bradyrhizobium japonicum | Bo1 | EP | 2.0 |
| DanBG18 | Bradyrhizobium japonicum | Bo1 | EP | 2.0 |
| DanBG19 | Bradyrhizobium japonicum | Bo1 | EP | 2.0 |
| DanBG20 | Bradyrhizobium japonicum | Bo1 | EP | 2.0 |
| SalBG21 | Bradyrhizobium sp. | Bs2 | UF | 1.5 |
| SalBG22 | Bradyrhizobium yunamingense | By1 | UF | 1.5 |
| SalBG23 | Bradyrhizobium sp. | Bs2 | UF | 1.5 |
| SalBG24 | Bradyrhizobium sp. | Bs2 | UF | 1.5 |
| SalBG25 | Bradyrhizobium sp. | Bs2 | UF | 1.5 |
| SitBG26 | Bradyrhizobium liaoningense | Bl2 | EP | 1.5 |
| SitBG27 | Bradyrhizobium liaoningense | Bl2 | EP | 1.5 |
| SitBG28 | Bradyrhizobium liaoningense | Bl1 | EP | 1.5 |
| SitBG29 | Bradyrhizobium japonicum | Bo1 | EP | 1.5 |
| SitBG30 | Bradyrhizobium liaoningense | Bl2 | EP | 1.5 |
| PyiBG31 | Bradyrhizobium japonicum | Bo1 | EP | 2.0 |
| PyiBG32 | Bradyrhizobium japonicum | Bo1 | EP | 2.0 |
| PyiBG33 | Bradyrhizobium japonicum | Bo1 | EP | 2.0 |
| PyiBG34 | Bradyrhizobium sp. | Bs2 | EP | 2.0 |
| PyiBG35 | Bradyrhizobium japonicum | Bo1 | EP | 2.0 |
| LauBG36 | Bradyrhizobium elkanii | Be1 | UF | 1.5 |
| LauBG37 | Bradyrhizobium elkanii | Be1 | UF | 1.5 |
| LauBG38 | Bradyrhizobium elkanii | Be1 | UF | 1.5 |
| LauBG39 | Bradyrhizobium liaoningense | Bl2 | UF | 1.5 |
| LauBG40 | Bradyrhizobium elkanii | Be1 | UF | 1.5 |