Comparative ileal amino acid digestibility and growth performance in growing pigs fed different level of canola meal

Table 4 Standardized ileal digestibility of protein sources in pigs

Item (%)	Soybean meal	Rapeseed meal	Canola meal	SEM¹	p-value
Dietary indispensable amino acids
Arginine	87.00	88.66	92.02	1.27	0.055
Histidine	89.55	90.16	90.42	1.22	0.877
Isoleucine	89.15	90.54	90.82	2.35	0.867
Leucine	86.59	88.23	87.77	0.82	0.380
Lysine	84.67	83.88	84.60	1.54	0.924
Methionine	87.69	83.97	85.66	1.27	0.171
Phenylalanine	86.57	87.74	88.81	1.02	0.343
Threonine	83.87	84.93	86.57	1.00	0.211
Tryptophan	85.79	91.77	91.69	2.09	0.121
Valine	81.38	82.72	82.56	1.80	0.850
Dietary dispensable amino acids
Alanine	80.48	81.22	81.82	0.86	0.567
Aspartic acid	80.02^b	85.65^a	84.56^a	1.30	0.031
Cystine	82.73	78.54	79.57	2.70	0.542
Glutamic acid	83.91	82.61	85.03	0.76	0.135
Glycine	90.05	91.32	90.97	0.95	0.632
Proline	86.35^a	84.52^b	85.74^ab	0.43	0.038
Serine	83.16	86.82	85.56	1.12	0.116
Tyrosine	86.01	90.74	90.40	3.15	0.520

^ab Values with different superscripts of the same row are significantly differ (p<0.05)
¹ Standard error of means