Table 3.

Effect of graded levels of XOS (mg/kg feed) on growth performance of weaned piglets

Item	CON	XOS100	XOS500	XOS1000	SEM	P-value	Linear	Quadratic
BW, kg
Day 1	8.80	8.79	8.82	8.87	0.05	0.964	0.646	0.831
Day 14	12.52	12.47	12.52	12.53	0.10	0.998	0.923	0.898
Day 28	17.00b	17.31ab	17.80a	17.24b	0.09	0.024	0.115	0.017
ADG, g/d
Day 1 to 14	266	263	264	262	4	0.993	0.835	0.971
Day 15 to 28	321	346	377	336	9	0.209	0.351	0.090
Day 1 to 28	293b	304b	321a	299b	3	0.012	0.150	0.006
ADFI, g/d
Day 1 to 14	505	507	493	504	3	0.586	0.612	0.612
Day 15 to 28	551	563	578	556	5	0.409	0.579	0.163
Day 1 to 28	528	535	536	530	2	0.641	0.801	0.221
G:F
Day 1 to 14	0.53	0.52	0.54	0.52	0.01	0.939	0.999	0.893
Day 15 to 28	0.58	0.62	0.65	0.60	0.02	0.420	0.446	0.185
Day 1 to 28	0.56a	0.57ab	0.60b	0.56a	0.01	0.033	0.247	0.019

^a,bMeans in a row with different superscripts differ significantly (P < 0.05).