Table 3.
Relative abundance of major taxonomic groups in the bacterial community of sugar beet taproot
| Major taxonomic groupsa | Relative abundance (%)b |
|---|---|
| Phylum | |
| Proteobacteria | 84±3 |
| Actinobacteria | 9±1 |
| Planctomycetes | 3±1 |
| Others | 3±1 |
| Class | |
| Alphaproteobacteria | 72±4 |
| Actinobacteria | 10±1 |
| Betaproteobacteria | 8±1 |
| Others | 10±2 |
| Order | |
| Rhizobiales | 55±3 |
| Sphingomonadales | 14±2 |
| Actinomycetales | 11±1 |
| Others | 21±3 |
| Family | |
| Bradyrhizobiaceae | 26±3 |
| Rhizobiaceae | 17±6 |
| Sphingomonadaceae | 11±2 |
| Others | 47±4 |
| Genus | |
| Mesorhizobium | 14±2 |
| Bradyrhizobium | 11±1 |
| Streptomyces | 9±2 |
| Others | 66±5 |
a
Others represents the sum of the taxonomic groups except the majour groups listed at each taxonoic level.
b
The values represent means ± standard deviation (n=3).