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The 16s rRNA gene copies of phylum Firmicutes and Bacteroidetes in rumen
| Item | Corn grain proportion (% of DM)
|
SEM | p value | ||
|---|---|---|---|---|---|
| 0 | 25 | 50 | |||
| Firmicutes (×108copies/mL) | 9.56 | 6.43 | 6.17 | 1.289 | 0.146 |
| Bacteroidetes (×109copies/mL) | 4.61a | 1.95b | 1.48b | 0.391 | <0.001 |
| Firmicutes/bacteroidetes | 0.21b | 0.32a | 0.40a | 0.033 | 0.001 |
The means within a row with different superscripts differ significantly (p<0.05).
