TABLE 2.
Effects of community type, microbiome inoculum, and recipient genotype on the taxonomic composition of microbial communities (Experiment 2).
| Variable | Df | Sum of squares | Mean squares | F model | R2 | Pr (>F) | Corrected p-value |
| (a) General PERMANOVA (BPK + GM) | |||||||
| Community type | 1 | 4.05 | 4.05 | 30.02 | 0.28 | 0.001 | 0.002 |
| Recipient genotype | 1 | 0.79 | 0.79 | 5.87 | 0.05 | 0.002 | 0.003 |
| Inoculum | 3 | 2.05 | 0.68 | 5.05 | 0.14 | 0.001 | 0.002 |
| Community × recipient genotype | 1 | 0.64 | 0.64 | 4.71 | 0.04 | 0.001 | 0.002 |
| Community × inoculum | 3 | 1.20 | 0.40 | 2.95 | 0.08 | 0.002 | 0.003 |
| Recipient genotype × inoculum | 3 | 0.93 | 0.31 | 2.30 | 0.06 | 0.005 | 0.006 |
| Community × recipient × inoculum | 3 | 0.73 | 0.24 | 1.81 | 0.05 | 0.027 | 0.027 |
| Residuals | 31 | 4.19 | 0.16 | 0.29 | |||
| Total | 46 | 14.57 | 1.00 | ||||
| (b) PERMANOVA in BPK | |||||||
| Recipient genotype | 1 | 0.81 | 0.81 | 7.65 | 0.15 | 0.001 | |
| Inoculum | 3 | 1.77 | 0.59 | 5.59 | 0.34 | 0.001 | |
| Recipient genotype × inoculum | 3 | 0.95 | 0.32 | 3.00 | 0.18 | 0.003 | |
| Residuals | 1.69 | 0.11 | 0.32 | ||||
| Total | 5.22 | 1.00 | |||||
| (c) PERMANOVA in GM | |||||||
| Recipient genotype | 1 | 0.62 | 0.62 | 3.72 | 0.12 | 0.001 | |
| Inoculum | 3 | 1.47 | 0.49 | 2.95 | 0.28 | 0.001 | |
| Recipient genotype × inoculum | 3 | 0.72 | 0.24 | 1.43 | 0.13 | 0.044 | |
| Residuals | 15 | 2.50 | 0.17 | 0.47 | |||
| Total | 22 | 5.30 | 1.00 | ||||
PERMANOVA were performed on Bray–Curtis dissimilarity indices for BPK and GM simultaneously (a), BPK only (b), and GM only (c). p-values in the general analysis (a) were adjusted with the FDR method. Significant results (p < 0.05) are indicated in bold.