| 优势菌属 | QTFGJT | QTGJT | RDFGJT | RDGJT |
| unclassified | 59.22 | 55.25 | 54.96 | 52.98 |
| Rhodoplanes | 14.62 | 13.02 | 18.39 | 19.10 |
| Bradyrizobium | 2.10 | 2.78 | 3.89 | 4.16 |
| Mycobacterium | 2.14 | 4.24 | 1.90 | 1.97 |
| Pedomicrobium | 2.44 | 2.65 | 2.43 | 2.25 |
| Microlunatus | 2.98 | 3.76 | 1.56 | 1.72 |
| Streptomyces | 1.37 | 1.97 | 1.18 | 1.54 |
| 合计 | 84.88 | 83.66 | 84.31 | 83.73 |