Table 7.

The effect of dietary treatment on the % bacterial abundance at family level (Least-square means with their standard errors).

	Treatments 1			SEM		p-Values
Family	Control 2	ZnO 2	Mushroom 2	Vit D2 Mushroom 2
Prevotellaceae	33.10 b	27.84 a	29.65 a,b	29.30 a,b	1.58	0.130
Muribaculaceae	0.11	0.46	0.14	0.14	0.126	0.273
Propionibacteriaceae	0.03	0.12	0.01	0.03	0.057	0.728
Burkholderiaceae	0.12	0.28	0.12	0.14	0.115	0.734
Tannerellaceae	0.17	0.3	0.09	0.03	0.103	0.466
Lachnospiaceae	15.87	14.65	13.91	16.47	1.126	0.376
Eubacteriaceae	0.49	0.44	0.48	0.43	0.196	0.995
Ruminococcaceae	23.67	23.61	22.36	23.06	1.390	0.902
Peptostreptococcaceae	0.28	0.31	0.18	0.36	0.152	0.863
VAR15	3.92	5.16	5.39	4.72	0.631	0.388
Hungateiclostridiaceae	0.16	0.27	0.08	0.15	0.114	0.735
Clostridiaceae	3.17	3.66	4.14	3.90	0.556	0.643
Oscillospiraceae	0.05	0.15	0.10	0.04	0.080	0.791
Mycoplasmataceae	0.06	0.02	0.17	0.06	0.075	0.67
Coriobacteriaceae	0.38	0.39	0.53	0.40	0.188	0.93
Enterobacteriaceae	0.03	0.41	0.04	0.33	0.114	0.238
Succinivibrionaceae	0.38	0.19	0.16	0.39	0.149	0.615
Veillonellaceae	0.7	0.39	0.65	0.61	0.220	0.772
Selenomonadaceae	1.1	1.02	1.22	1.27	0.31	0.934
Streptococcaceae	4.41	4.6	5.68	5.94	0.654	0.271
Christensenellaceae	0.02	0.02	0.08	0.03	0.053	0.852
Erysipelotrichaceae	0.04	0.11	0.07	0.23	0.093	0.593
Lactobacillaceae	10.58 a	14.16 b	9.92 a	10.32 a	1.000	0.022

¹ Treatments: (1) basal diet; (2) basal diet + ZnO (3100 mg/kg d 1–14, 1550 mg/kg d 15–35 and withdrawn entirely d 36–45); (3) basal diet + mushroom powder (2 g/kg feed) containing 200 mg/kg β-glucan; and (4) basal diet + Vitamin D₂-enriched mushroom powder (2 g/kg feed) containing 200 mg/kg β-glucan with 100 ug/kg additional vitamin D₂. ^a,b Mean values within a row with unlike superscript letters were significantly different (p < 0.05). ² A total of twelve replicates were used per treatment group (experimental unit = pig).