Table 5.
Relative abundances of the dominant bacterial phyla (a), classes (b), orders (c), and genera (d) within the rhizosphere of L. sativa calculated for all classified sequences within the bacterial domain.
| t0 control | t0 inoculated | t1 control | t1 inoculated | t2 control | t2 inoculated | |
|---|---|---|---|---|---|---|
| (a) PHYLUM | ||||||
| Proteobacteria | 79.35 | 74.23 | 59.31 | 60.27 | 63.74 | 64.33 |
| Actinobacteria | 9.03 | 12.21 | 26.74 | 25.98 | 23.95 | 22.12 |
| Bacteroidetes | 7.88 | 8.92 | 4.65 | 5.26 | 5.04 | 6.62 |
| Firmicutes | 0.39 | 0.56 | 4.27 | 4.07 | 2.92 | 2.54 |
| Acidobacteria | 1.90 | 2.37 | 1.63 | 1.34 | 1.28 | 1.42 |
| Verrucomicrobia | 0.82 | 0.98 | 1.20 | 1.13 | 1.65 | 1.31 |
| Chloroflexi | 0.08 | 0.09 | 0.73 | 0.64 | 0.38 | 0.55 |
| Planctomycetes | 0.18 | 0.22 | 0.53 | 0.43 | 0.36 | 0.37 |
| Cyanobacteria | 0.11 | 0.13 | 0.30 | 0.25 | 0.20 | 0.25 |
| Deinococcus-Thermus | 0.06 | 0.08 | 0.22 | 0.19 | 0.12 | 0.14 |
| Chlorobi | 0.07 | 0.09 | 0.10 | 0.13 | 0.10 | 0.11 |
| Others | 0.12 | 0.14 | 0.33 | 0.33 | 0.26 | 0.25 |
| (b) CLASS | ||||||
| Alphaproteobacteria | 24.49 | 27.14 | 25.38 | 26.11 | 31.61 | 31.73 |
| Betaproteobacteria | 30.61 | 29.62 | 20.63 | 23.88 | 20.42 | 20.54 |
| Actinobacteria | 9.07 | 12.27 | 26.99 | 26.18 | 24.10 | 22.26 |
| Gammaproteobacteria | 23.99 | 17.10 | 11.63 | 8.49 | 10.70 | 10.86 |
| Sphingobacteria | 4.26 | 5.15 | 2.25 | 2.28 | 3.27 | 2.96 |
| Bacilli | 0.19 | 0.35 | 3.55 | 3.39 | 2.46 | 2.03 |
| Flavobacteria | 2.05 | 1.91 | 1.37 | 1.92 | 0.88 | 2.65 |
| Deltaproteobacteria | 0.59 | 0.70 | 2.11 | 2.12 | 1.33 | 1.52 |
| Cytophagia | 1.35 | 1.61 | 0.81 | 0.86 | 0.70 | 0.78 |
| Acidobacteria | 1.47 | 1.87 | 0.47 | 0.39 | 0.70 | 0.66 |
| Opitutae | 0.43 | 0.55 | 0.37 | 0.35 | 0.84 | 0.65 |
| Clostridia | 0.18 | 0.19 | 0.71 | 0.65 | 0.43 | 0.49 |
| Others | 1.33 | 1.55 | 3.74 | 3.39 | 2.57 | 2.86 |
| (c) ORDER | ||||||
| Burkholderiales | 28.87 | 27.98 | 19.25 | 22.53 | 17.85 | 17.63 |
| Actinomycetales | 8.63 | 11.84 | 25.25 | 24.66 | 23.00 | 21.13 |
| Rhizobiales | 12.20 | 14.15 | 14.29 | 14.27 | 19.02 | 17.58 |
| Pseudomonadales | 14.54 | 8.29 | 5.97 | 3.28 | 5.94 | 5.98 |
| Caulobacterales | 8.43 | 8.76 | 3.94 | 3.80 | 5.68 | 5.82 |
| Sphingomonadales | 1.84 | 1.93 | 5.62 | 6.41 | 5.24 | 6.54 |
| Xanthomonadales | 4.94 | 5.17 | 2.38 | 2.69 | 2.65 | 2.60 |
| Sphingobacteriales | 4.30 | 5.21 | 2.27 | 2.30 | 3.32 | 3.00 |
| Bacillales | 0.16 | 0.32 | 3.51 | 3.34 | 2.45 | 1.99 |
| Flavobacteriales | 2.03 | 1.90 | 1.36 | 1.91 | 0.87 | 2.65 |
| Enterobacteriales | 3.05 | 1.94 | 2.00 | 1.14 | 0.75 | 0.90 |
| Methylophilales | 1.11 | 1.07 | 0.65 | 0.56 | 2.08 | 2.22 |
| Others | 9.89 | 11.44 | 13.50 | 13.11 | 11.16 | 11.95 |
| (d) GENUS | ||||||
| Mycobacterium | 3.89 | 7.42 | 3.82 | 3.80 | 5.67 | 4.42 |
| Pseudomonas | 5.55 | 5.04 | 3.70 | 2.20 | 5.53 | 5.39 |
| Burkholderia | 8.07 | 6.86 | 2.71 | 2.66 | 3.13 | 2.73 |
| Caulobacter | 5.10 | 5.18 | 2.64 | 2.37 | 4.17 | 4.43 |
| Acidovorax | 3.28 | 3.51 | 2.98 | 4.09 | 2.32 | 2.81 |
| Variovorax | 1.77 | 1.82 | 3.65 | 4.56 | 3.19 | 3.00 |
| Streptomyces | 0.39 | 0.47 | 3.36 | 3.37 | 4.47 | 3.80 |
| Arthrobacter | 0.69 | 0.56 | 5.45 | 5.44 | 1.66 | 1.58 |
| Rhodopseudomonas | 1.85 | 2.42 | 2.22 | 2.34 | 3.23 | 3.19 |
| Acinetobacter | 8.47 | 2.73 | 2.11 | 0.94 | 0.16 | 0.36 |
| Polaromonas | 2.81 | 3.25 | 1.98 | 2.45 | 2.14 | 2.12 |
| Nocardioides | 1.02 | 0.76 | 2.77 | 2.61 | 2.87 | 2.93 |
| Sphingomonas | 0.61 | 0.64 | 2.44 | 2.78 | 2.24 | 2.99 |
| Xanthomonas | 2.45 | 2.59 | 1.18 | 1.37 | 1.32 | 1.37 |
| Pedobacter | 2.19 | 2.57 | 0.93 | 0.93 | 1.19 | 1.22 |
| Bacillus | 0.05 | 0.16 | 2.57 | 2.48 | 1.95 | 1.54 |
| Others | 51.82 | 54.02 | 55.49 | 55.60 | 54.76 | 56.12 |