Comparison of Bacterial and Fungal Community Structure and Potential Function Analysis of Yak Feces before and after Weaning

Table 2

Taxonomic analysis of the main fecal bacteria, phyla, and genera of yaks, classified according to the time point.

Phylum	Experimental treatments				SEM^1	value
	3-month-old	4-month-old	5-month-old	6-month-old
Firmicutes	73.08^a	78.76^b	75.43^ab	71.50^ab	0.88	0.004
Bacteroidetes	19.94^b	18.57^b	22.76^a	25.86^a	0.87	0.001
Verrucomicrobia	4.74	0.79	0.47	0.67	0.62	0.023
Proteobacteria	0.77	0.54	0.26	0.44	0.09	0.293
Tenericutes	0.34	0.40	0.30	0.39	0.04	0.873
Actinobacteria	0.39	0.30	0.225	0.26	0.04	0.440
TM7	0.15	0.27	0.23	0.35	0.05	0.607
Cyanobacteria	0.29	0.11	0.10	0.20	0.03	0.071
Elusimicrobia	0.01	0.02	0.01	0.08	0.01	0.068
Genus
5-7N15	7.34^a	3.61^b	5.47^ab	6.83^ab	0.68	0.269
Oscillospira	3.91	4.13	4.78	4.22	0.17	0.418
Akkermansia	4.72	0.73	0.43	0.56	0.63	0.02
Roseburia	1.13	1.25	2.29	1.14	0.21	0.196
Dorea	1.23	1.10	2.23	1.06	0.23	0.263
Clostridiaceae_Clostridium	0.77	1.43	1.34	1.47	0.17	0.529
Ruminococcaceae_Ruminococcus	0.75	0.91	0.85	1.12	0.11	0.757
CF231	1.59	0.16	0.27	1.06	0.38	0.606
SMB53	1.03^a	0.85^a	0.69^a	0.16^b	0.12	0.033

¹SEM: standard error of mean. ^a,bIn the same line, there were significant differences in values of different superscripts ().