Table 3.
Relative abundances (percentage) of M. smithii-, M. thaueri-, M. millerae-, and M. olleyae-related OTUs in the 16S rRNA gene libraries from faecal methanogens of Meishan and Yorkshire piglets.
| Breed | Age (d) | Relative abundance within total methanogens | |||
|---|---|---|---|---|---|
| M. smithii-related OTUs | M. thaueri-related OTUs | M. millerae-related OTUs | M. olleyae-related OTU | ||
| Meishan | 1 | 1.81 | 61.11 | 18.43 | 1.67 |
| 3 | 8.13 | 26.79 | 23.68 | 26.25 | |
| 7 | 26.28 | 57.54 | 7.29 | 0.000 | |
| 14 | 78.51 | 7.52 | 6.99 | 0.000 | |
|
| |||||
| Yorkshire | 1 | 3.68 | 33.01 | 27.72 | 10.25 |
| 3 | 16.89 | 18.95 | 24.87 | 5.35 | |
| 7 | 88.41 | 0.79 | 3.74 | 0.13 | |
| 14 | 94.27 | 0.02 | 0.85 | 0.000 | |
|
| |||||
| SEM1 | 41.67 | 31.78 | 16.06 | 14.53 | |
|
| |||||
| Effect (P value) | Breed | 0.003 | 0.010 | 0.969 | 0.521 |
| Age | 0.000 | 0.020 | 0.009 | 0.081 | |
| Breed × age | 0.017 | 0.198 | 0.715 | 0.173 | |
1SEM: standard error of means, n = 4.