Table 2.
Number of observed species, richness and diversity indices in ruminal samples from each dietary treatment.
| Item | Experimental treatments1 | SEM2 | P-value | ||
|---|---|---|---|---|---|
| CON | HG | HG+T | |||
| OTU3 | 1,437 | 1,357 | 1,363 | 22 | 0.093 |
| Good's coverage | 0.99 | 0.99 | 0.99 | 0.0002 | 0.219 |
| Chao1 | 1,576a | 1,484b | 1,519ab | 21.8 | 0.048 |
| ACE4 | 1,595a | 1,492b | 1,565ab | 22.5 | 0.047 |
| Shannon | 5.99a | 5.76b | 5.75b | 0.081 | 0.037 |
| Simpson | 0.010 | 0.015 | 0.013 | 0.004 | 0.266 |
a,b
Means within a row with different letters differ significantly (P < 0.05).
1
CON, control diet; HG, high grain diet; HG+T, high grain diet supplemented with 180 mg thiamine/kg DMI.
2
SEM, standard error of the mean.
3
OTU, operational taxonomic units.
4
ACE, abundance-based coverage estimator.