Table 9. Effects of different probiotics on growth performance in weaned piglets challenged E. coli (Exp.2)

Items¹⁾		BW (kg)				ADG (g)				ADFI (g)				G:F
CHAL	PRO	D-5	D 0	D 7	D 11	D-5 to 0	D 0 to 7	D 7 to 11	D 0 to 11	D-5 to 0	D 0 to 7	D 7 to 11	D 0 to 11	D-5 to 0	D 0 to 7	D 7 to 11	D 0 to 11
−	NC	7.95	8.16	9.49	10.57	43	190^de	269^b	219^e	216^ab	345^cd	415^abc	367^bcd	0.20	0.55^bc	0.65	0.60^cd
−	PC	7.98	8.38	10.16	11.30	80	255^ab	284^ab	265^b	212^ab	356^bc	389^cd	360^cde	0.36	0.72^a	0.73	0.74^a
−	K	8.00	8.55	10.34	11.52	110	256.5^ab	294^ab	270^b	210^abc	353^bc	403^bcd	368^bcd	0.52	0.73^a	0.73	0.74^a
−	WK1	8.05	8.32	10.34	11.66	55	289^a	329^a	303^a	215^ab	393^a	445^a	411^a	0.26	0.74^a	0.74	0.74^a
−	K-WK1	8.10	8.72	9.85	10.97	124	161.5^e	282^ab	205^ef	218^ab	314^ef	424^ab	361^cde	0.57	0.51^bc	0.67	0.57^de
+	NC	8.03	8.47	9.59	10.58	89	160^e	249^b	192^f	215^ab	332^de	403^bcd	352^e	0.41	0.48^c	0.62	0.55^e
+	PC	8.05	8.17	9.83	10.99	25	238^bc	291^ab	256^bc	188^c	343^cd	424^ab	370^bc	0.13	0.69^a	0.68	0.69^ab
+	K	8.04	8.68	10.12	11.32	128	206^cd	302^ab	241^cd	230^a	302^f	441^a	356^de	0.56	0.68^a	0.68	0.68^b
+	WK1	8.09	8.24	10.04	11.13	30	258^ab	273^b	263.5^b	205^bc	372^b	383^d	376^b	0.15	0.69^a	0.71	0.70^ab
+	K-WK1	7.98	8.32	9.72	10.85	67	201^d	289^ab	233^d	209^abc	353^bc	426^ab	371^bc	0.32	0.57^b	0.68	0.63^c
−		8.01	8.42	10.04	11.20	82.40	230.40	291.60	252.40	214.20	352.20	415.20	373.40	0.38	0.65	0.70	0.68
+		8.03	8.37	9.86	10.97	39.00	212.60	280.80	237.10	209.40	340.40	415.40	363.50	0.31	0.62	0.68	0.65
	NC	7.99	8.32	9.54	10.57	66.00^ab	175.00^c	259.00^b	205.50^d	215.50^a	338.50^bc	409.00	359.50^b	0.30^ab	0.51^b	0.63^b	0.57^b
	PC	8.01	8.28	10.00	11.14	52.50^b	246.50^b	287.50^ab	260.50^b	200.00^b	349.50^b	406.50	365.00^b	0.25^b	0.70^a	0.71^ab	0.72^a
	K	8.02	8.61	10.23	11.42	119.00^a	231.25^b	298.00^a	255.50^b	220.00^a	327.50^c	422.00	362.00^b	0.54^a	0.71^a	0.71^ab	0.71^a
	WK1	8.07	8.28	10.19	11.39	42.50^b	273.50^a	301.00^a	283.25^a	210.00^ab	382.50^a	414.00	393.25^a	0.20^b	0.72^a	0.73^a	0.72^a
	K-WK1	8.04	8.52	9.78	10.91	95.50^ab	181.25^c	285.50^ab	219.00^c	213.50^ab	333.50^c	425.00	361.00^b	0.45^ab	0.54^b	0.67^ab	0.60^b
p-value	CHAL		0.787	0.387	0.260	0.274	0.001	0.126	< 0.001	0.123	< 0.001	0.924	< 0.001	0.252	0.033	0.088	< 0.001
	PRO		0.706	0.189	0.050	0.005	< 0.001	0.005	< 0.001	0.003	< 0.001	0.038	< 0.001	0.004	< 0.001	0.012	< 0.001
	CHAL×PRO		0.776	0.964	0.918	0.071	< 0.001	0.026	< 0.001	0.001	< 0.001	< 0.001	< 0.001	0.103	0.019	0.863	< 0.001
SE		0.08	0.09	0.10	0.10	8.09	7.03	4.42	5.26	2.09	4.17	3.63	2.63	0.04	0.02	0.01	0.01

CHAL −, non-challenge with E. coli; NC, basal diet; PC, NC + 0.01% Lactiplantibacillus plantarum; K, NC + 0.1% Pediococcus acidilactic K; WK1, NC + 0.1% Pediococcus pentosaceus SMFM2016-WK1; K-WK1, NC + 0.05% P. acidilactici K + 0.05% P. pentosaceus SMFM2016-WK1; CHAL +, challenge with E. coli.
Different letters in a same row indicate a significant difference (p < 0.05).
E. coli, Escherichia coli; PRO, probiotics; BW, body weight; ADG, average daily gain; ADFI, average daily feed intake; G:F, gain to feed ratio.