Table 2.
Relative abundances of bacterial genera determined by Illumina sequencing of 16S amplicns or by isolation on selective media; the comparison was performed at the end of the enrichment (step III).
| Bacterial genus | 16S Illumina |
Bacterial isolates |
||||
|---|---|---|---|---|---|---|
| S1 | S2 | S3 | S1 | S2 | S3 | |
| Acholeplasma | nd | nd | nd | nd | nd | 4,3 |
| Achromobacter | 26.68 | 29.37 | 8.39 | 7.7 | 4.4 | 4.3 |
| Acinetobacter | 0.38 | 0.18 | 1.60 | nd | nd | 4.3 |
| Agrobacterium | 9.08 | 11.79 | 11.62 | nd | nd | nd |
| Ancylobacter | 0.30 | 2.53 | 0.40 | nd | nd | nd |
| Azospirillum | 4.17 | 2.50 | 0.24 | nd | nd | nd |
| Bacillus | 0.11 | 0.09 | 0.09 | 7.7 | 8.9 | nd |
| Cellulosimicrobium | 0.03 | 0.02 | 0.08 | nd | nd | 4.3 |
| Cupriavidus | 4.64 | 0.46 | 0.08 | nd | 2.2 | nd |
| Gordonia | 3.00 | 0.04 | 0.06 | 3.8 | nd | nd |
| Helicobacter | nd | nd | nd | nd | 2.2 | nd |
| Klebsiella | 0.08 | 2.63 | 0.08 | nd | nd | nd |
| Ochrobactrum | 2.89 | 0.67 | 0.32 | 3.8 | nd | nd |
| Olivibacter | 1.13 | 6.57 | 1.28 | nd | nd | nd |
| Paenibacillus | 0.02 | 0.24 | 0.05 | nd | 2.2 | nd |
| Pseudomonas | 24.21 | 25.25 | 63.49 | 57.7 | 48.9 | 69.6 |
| Pseudoxanthomonas | 2.95 | 2.62 | 0.66 | 8.7 | 4.4 | nd |
| Rhizobium | nd | nd | nd | nd | nd | 4.3 |
| Serratia | 0.00 | 0.24 | 0.01 | nd | 6.7 | nd |
| Shinella | 2.79 | 0.25 | 0.03 | nd | nd | nd |
| Sphingobacterium | 0.95 | 0.94 | 1.60 | 3.8 | 17.8 | nd |
| Stenotrophomonas | 1.23 | 0.77 | 1.42 | 7.7 | 2.2 | 8.7 |
Data are expressed as percentages (among 10,065 sequences for Illumina data, among 96 strains for isolates).