. 2021 Jun 18;9:e11520. doi: 10.7717/peerj.11520

Table 4. Relative abundance of bacteria at the phylum level in yak rumen supplemented with oat hays and concentrate during the cold season.

Taxonomy	Log transformed values			SEM	P-value
	GG	OG	CG
Bacteroidetes	1.64	1.61	1.57	0.022	0.408
Firmicutes	0.93	1.02	1.22	0.065	0.169
Proteobacteria	1.25	1.14	1.17	0.207	0.063
Verrucomicrobia	0.84	0.83	0.77	0.036	0.733
Fibrobacteres	0.59	0.61	0.65	0.054	0.914
Tenericutes	0.72^a	0.52^b	0.55^a	0.034	0.023
Cyanobacteria	0.086^ab	−0.004^a	0.26^b	0.046	0.048
Actinobacteria	−0.081	−0.34	−0.029	0.0649	0.094
Acidobacteria	−0.27	−0.74	−0.53	0.095	0.144
Lentisphaerae	−0.069	−0.009	−0.048	0.0220	0.552

Notes.

Values are presented as mean ± SEM. Means in a row with different small letter superscripts differ significantly (P < 0.05), same letter superscripts present no difference (P > 0.05).

GG: grazing group
OG: oats hay supplement group
CG: concentrate supplement group