Effects of dietary Clostridium butyricum supplementation on growth performance, intestinal development, and immune response of weaned piglets challenged with lipopolysaccharide

Table 5 Effect of C. butyricum (CB) supplementation on growth performance and diarrhea of weaned pigs in Exp.2^c

Items	Experimental treatments					SEM	P-value
Items	CON	AB	0.2% CB	0.4% CB	0.6% CB	SEM	P-value
BW, kg
0 d	6.90	6.90	6.90	6.90	6.90	0.000	0.772
21 d	8.54	9.17	8.63	8.70	8.64	0.087	0.147
35 d	14.72	15.60	14.75	14.80	14.46	0.141	0.105
ADFI, g/d
1–21 d	192.82	205.56	188.4	188.83	185.27	3.450	0.392
21–35 d	696.41	731.27	725.22	696.01	687.34	9.756	0.546
1–35 d	394.26	415.85	403.17	391.71	386.10	5.168	0.416
ADG, g/d
1–21 d	119.14	145.99	118.83	126.77	124.22	3.635	0.100
21–35 d	458.97	459.25	437.65	436.07	437.41	6.139	0.567
1–35 d	223.52	248.70	224.52	225.89	217.23	3.945	0.103
F/G
1–21 d	1.65^a	1.42^b	1.59^a	1.49^ab	1.50^ab	0.031	0.033
21–35 d	1.52	1.59	1.66	1.60	1.58	0.019	0.243
1–35 d	1.77	1.68	1.80	1.74	1.78	0.015	0.099
^dDiarrhea score
1–21 d	0.97^a	0.86^b	0.86^b	0.79^b	0.81^b	0.018	0.007
21–35 d	0.13	0.10	0.08	0.06	0.12	0.012	0.306
1–35 d	0.64^a	0.55^b	0.55^b	0.50^b	0.54^b	0.013	0.003

^{a, b}Means in the same row with different superscript letters differ significantly (P < 0.05)
^cCON, piglets fed the basal diet; AB, piglets fed the basal diet supplemented with 75 mg chlortetracycline and 20 mg enramycin per kilogram; CB, piglets fed the basal diet supplemented with C. butyricum preparation;
^dDiarrhea score = sum of the fecal score / number of test piglets; fecal score: 0, normal; 1, soft feces; 2, mild diarrhea; and 3, severe diarrhea

ISSN: 2049-1891