Table 2.
The bacterial taxa present at the Chivasso site with at least one significant variation (p-value ≤ 0.05) in the rhizospheres of maize plants grown from seeds treated with Bio1 and Bio2 compared with untreated controls. Data reported are presented as the percentages of the abundance of the mean values of 4 biological replicates.
| Taxonomy | RhC | RhBio1 | Relative Difference a | p-Value | RhBio2 | Relative Difference a | p-Value |
|---|---|---|---|---|---|---|---|
| U.M. of Subgroup 5 order | 0.01% | 0.004% | 143% | 0.038 * | 0.007% | 35% | 0.297 |
| U.M. of Holophagae class | 0.024% | 0.033% | −29% | 0.289 | 0.042% | −44% | 0.049 * |
| Smaragdicoccus | 0.002% | 0.002% | −22% | 0.717 | 0.000% | 399% | 0.008 ** |
| Quadrisphaera | 0.004% | 0.003% | 46% | 0.512 | 0.002% | 174% | 0.043 * |
| Frigoribacterium | 0.000% | 0.002% | −81% | 0.021 * | 0.000% | 22% | 0.895 |
| Pseudoclavibacter | 0.01% | 0.004% | 148% | 0.003 * | 0.008% | 19% | 0.469 |
| Microlunatus | 0.378% | 0.311% | 21% | 0.072 | 0.267% | 41% | 0.026 * |
| Crossiella | 0.005% | 0.002% | 249% | 0.016 * | 0.003% | 60% | 0.301 |
| Actinocorallia | 0.024% | 0.046% | −47% | 0.012 * | 0.032% | −24% | 0.222 |
| Euzebya | 0.000% | 0.002% | absent in RhC | 0.024 * | 0.001% | absent in RhC | 0.356 |
| Chryseolinea | 0.233% | 0.333% | −30% | 0.083 | 0.351% | −34% | 0.046 * |
| U.M. of Cytophagaceae family | 0.529% | 0.825% | −36% | 0.047 * | 0.807% | −34% | 0.191 |
| U.M. of AKYH767 family | 0.091% | 0.136% | −33% | 0.021 * | 0.1% | −9% | 0.584 |
| Niastella | 0.208% | 0.224% | −7% | 0.865 | 0.317% | −34% | 0.0 *** |
| Terrimonas | 0.284% | 0.328% | −13% | 0.181 | 0.355% | −20% | 0.027 * |
| U.M. of PHOS-HE51 family | 0.057% | 0.096% | −41% | 0.027 * | 0.089% | −36% | 0.148 |
| U.M. of 08D2Z23 family | 0.001% | 0.005% | −89% | 0.030 * | 0.001% | −64% | 0.443 |
| U.M. of Lineage Iia order (Elusimicrobia class) | 0.041% | 0.059% | −30% | 0.031 * | 0.039% | 4% | 0.747 |
| U.M. of Fibrobacteraceae family | 0.069% | 0.106% | −34% | 0.290 | 0.097% | −29% | 0.023 * |
| U.M. of Bacillaceae family | 0.08% | 0.06% | 34% | 0.680 | 0.045% | 78% | 0.011 * |
| Brevibacillus | 0.013% | 0.009% | 51% | 0.184 | 0.006% | 123% | 0.025 * |
| U.M. of Paenibacillaceae family | 0.045% | 0.027% | 67% | 0.013 * | 0.028% | 62% | 0.019 * |
| Lutispora | 0.008% | 0.002% | 203% | 0.035 * | 0.006% | 34% | 0.500 |
| Blautia | 0.006% | 0.003% | 94% | 0.045 * | 0.003% | 124% | 0.049 * |
| Pseudobutyrivibrio | 0.006% | 0.001% | 293% | 0.044 * | 0.004% | 45% | 0.482 |
| Desulfitobacterium | 0.003% | 0.002% | 46% | 0.385 | 0.001% | 211% | 0.046 * |
| Thermincola | 0.004% | 0.001% | 320% | 0.036 * | 0.003% | 67% | 0.370 |
| U.M. of Peptococcaceae family | 0.002% | 0.001% | 101% | 0.459 | 0.000% | absent in RhBio2 | 0.044 * |
| Ruminococcus | 0.003% | 0.003% | 15% | 0.787 | 0.001% | 562% | 0.042 * |
| Phascolarctobacterium | 0.002% | 0.003% | −38% | 0.658 | 0.0% | 399% | 0.008 ** |
| U.M. of OPB54 class | 0.046% | 0.028% | 67% | 0.007 ** | 0.03% | 55% | 0.033 * |
| Hyphomicrobium | 0.29% | 0.254% | 14% | 0.124 | 0.226% | 28% | 0.009 ** |
| U.M. of JG35-K1-AG5 family | 0.194% | 0.183% | 6% | 0.568 | 0.153% | 27% | 0.046 * |
| Rhodobium | 0.564% | 0.474% | 19% | 0.095 | 0.432% | 30% | 0.015 * |
| U.M. of Xanthobacteraceae family | 2.5% | 2.4% | 3% | 0.767 | 1.9% | 26% | 0.028 * |
| U.M. of Rhizobiales order | 0.78% | 0.748% | 4% | 0.455 | 0.656% | 19% | 0.017 * |
| Rhodovastum | 0.004% | 0.005% | −23% | 0.436 | 0.008% | −52% | 0.046 * |
| U.M. of I-10 family | 0.051% | 0.034% | 49% | 0.055 | 0.037% | 37% | 0.004 ** |
| Dongia | 0.007% | 0.001% | 362% | 0.048 * | 0.002% | 226% | 0.099 |
| U.M. of SM2D12 family | 0.003% | 0.004% | −6% | 0.901 | 0.009% | −61% | 0.023 * |
| U.M. of ARKDMS-49 class | 0.000% | 0.002% | absent in RhC | 0.041 * | 0.000% | absent in RhC and RhBio2 | |
| Rivibacter | 0.006% | 0.006% | −3% | 0.913 | 0.003% | 128% | 0.037 * |
| Nannocystis | 0.036% | 0.045% | −20% | 0.015 * | 0.052% | −31% | 0.001 *** |
| Aquicella | 0.016% | 0.007% | 138% | 0.019 * | 0.015% | 4% | 0.915 |
| U.M. of Solimonadaceae family | 0.161% | 0.233% | −31% | 0.149 | 0.264% | −39% | 0.037 * |
| Silanimonas | 0.006% | 0.002% | 298% | 0.048 * | 0.004% | 54% | 0.293 |
| Stenotrophomonas | 0.033% | 0.031% | 4% | 0.923 | 0.114% | −71% | 0.003 ** |
| U.M. of SC3-20 class | 0.002% | 0.004% | −52% | 0.302 | 0.005% | −64% | 0.035 * |
| Opitutus | 0.359% | 0.556% | −35% | 0.016 * | 0.515% | −30% | 0.045 * |
U.M. = Unclassified member; RhC = Rhizosphere of control plants; RhBio1 = Rhizosphere of plants treated with Bio1; RhBio2 = Rhizosphere of plants treated with Bio2. a Relative difference: (RhC-RhBio1) × 100/RhBio1 and (RhC-RhBio2) × 100/RhBio2. Asterisk indicates a significant value: * p ≤ 0.05, ** p ≤ 0.01, *** p ≤ 0.001.