Table 2.

Effects of increasing dietary D-xylose on growth performance of growing pigs

	D-xylose				SEM	P values1
	0	5%	15%	25%		Trt	Linear	Quadratic
BW, kg
Initial	21.4	21.4	21.3	21.3	0.05	0.539	0.216	0.4778
Final	43.4a	43.7a	42.5a	39.1b	0.84	0.002	0.001	0.044
ADFI, kg/d
Week 1	0.81	0.86	0.85	0.78	0.05	0.575	0.566	0.196
Week 2	1.06	1.10	0.95	0.93	0.11	0.635	0.270	0.791
Week 3	1.71	1.84	1.62	1.81	0.12	0.574	0.877	0.778
Week 4	1.82	1.92	1.90	1.74	0.14	0.717	0.670	0.361
Overall	1.35	1.43	1.33	1.32	0.08	0.711	0.549	0.555
ADG, kg/d
Week 1	0.47	0.43	0.40	0.31	0.05	0.129	0.023	0.612
Week 2	0.86	0.93	0.84	0.75	0.06	0.203	0.109	0.167
Week 3	0.87	0.97	0.98	0.77	0.06	0.059	0.324	0.022
Week 4	0.94	0.88	0.80	0.70	0.08	0.139	0.024	0.815
Overall	0.79a	0.80a	0.76a	0.63b	0.03	0.002	0.001	0.040
G:F
Week 1	0.58a	0.50ab	0.46b	0.40b	0.04	0.035	0.004	0.830
Week 2	0.90	0.90	0.97	0.82	0.10	0.781	0.735	0.466
Week 3	0.51ab	0.54a	0.61a	0.44b	0.04	0.025	0.432	0.011
Week 4	0.54	0.45	0.43	0.41	0.04	0.125	0.026	0.421
Overall	0.59a	0.56a	0.57a	0.49b	0.07	0.004	0.001	0.076

^a,bWithin a row, means with different superscripts differ (P < 0.05). Values are least square means with SEM; n = 8.

¹ P values: Trt = overall dietary treatment effect; linear = linear effect to dietary D-xylose; quadratic = quadratic effect to dietary D-xylose.