Standardized ileal digestibility of amino acids in soybean meal fed to non-pregnant and pregnant sows

Wang, Ke; Wang, Ya; Guo, Lei; Zhuo, Yong; Hua, Lun; Che, Lianqiang; Xu, Shengyu; Zhang, Ruinan; Li, Jian; Feng, Bin; Fang, Zhengfeng; Jiang, Xuemei; Lin, Yan; Wu, De

doi:10.1186/s40104-023-00928-y

Journal of Animal Science and Biotechnology

Table 7 Apparent ileal digestibility values for crude protein (CP) and amino acids (AAs) in soybean meal (SBM) from different origins in sows

From: Standardized ileal digestibility of amino acids in soybean meal fed to non-pregnant and pregnant sows

Item, %	Non-pregnant					Mid gestation					Late gestation					P-value
Item, %	SBM 1-CN	SBM 4-BR	SBM 5-US	Mean	SEM	SBM 1-CN	SBM 4-BR	SBM 5-US	Mean	SEM	SBM 1-CN	SBM 4-BR	SBM 5-US	Mean	SEM	Non-pregnant	Mid gestation	Late gestation	Phase
CP	81.67	81.41	81.64	81.57	0.82	80.29	82.62	83.35	82.06	0.67	80.00	78.85	79.65	79.45	0.70	0.99	0.13	0.80	0.06
Indispensable AA
Arg	90.74	90.73	91.51	91.00	0.58	90.33^b	92.13^ab	93.92^a	91.89	0.52	90.07	89.66	90.98	90.15	0.48	0.83	< 0.01	0.57	0.14
His	86.74	87.46	87.60	87.27	0.60	86.56^b	88.04^ab	90.38^a	88.33	0.56	87.33	86.38	88.55	87.35	0.43	0.84	< 0.01	0.11	0.34
Ile	82.18	83.65	85.41	83.74	0.90	84.80^b	85.12^b	88.37^a	86.17	0.60	82.89	84.09	84.28	83.72	0.58	0.38	0.01	0.60	0.05
Leu	83.58	84.85	86.97	85.12	0.82	84.27^b	85.04^ab	87.61^a	85.72	0.55	82.67	84.27	84.77	83.85	0.61	0.26	0.02	0.37	0.20
Lys	85.87	85.61	86.84	86.11^xy	0.69	86.54^b	87.89^ab	89.25^a	87.98^x	0.43	84.47	85.15	86.16	85.15^y	0.60	0.76	0.02	0.58	< 0.01
Met	86.60	88.84	87.99	87.85^x	0.56	81.15	83.91	82.42	82.66^y	0.53	83.05	82.99	81.23	82.43^y	1.02	0.26	0.12	0.73	< 0.01
Phe	86.23	86.86	87.64	86.91	0.71	85.38^b	86.66^ab	88.92^a	87.08	0.51	84.62	86.31	87.53	86.07	0.64	0.75	< 0.01	0.19	0.53
Thr	80.80	81.30	80.79	80.96	0.95	81.23	80.94	83.80	82.04	0.69	79.59	80.74	81.68	80.61	0.68	0.97	0.17	0.49	0.46
Trp	81.55	82.35	85.73	83.17^x	1.01	80.91^ab	79.45^b	84.89^a	81.75^xy	0.92	78.18	79.57	81.45	79.74^y	0.83	0.22	0.03	0.26	0.04
Val	80.89	83.34	84.02	82.77^xy	0.86	83.99	84.02	86.70	84.95^x	0.61	81.45	81.23	81.98	81.50^y	0.64	0.32	0.10	0.91	0.01
Dispensable AA
Ala	81.68	82.53	83.18	82.46^x	0.92	82.57^b	82.55^b	86.17^a	83.69^x	0.67	77.84	78.54	78.43	78.26^y	0.80	0.83	0.03	0.93	< 0.01
Asp	85.37	84.31	83.76	84.44^xy	0.92	84.84^ab	83.96^b	87.09^a	85.32^x	0.56	81.73	81.82	82.78	82.11^y	0.69	0.79	0.04	0.81	0.02
Cys	74.13	76.83	75.26	75.47	1.09	71.88^b	79.87^a	79.16^a	76.97	1.33	75.68	80.63	75.50	77.49	1.78	0.61	0.01	0.42	0.55
Glu	86.72	86.90	87.71	87.15	0.84	88.39	87.72	90.60	88.93	0.55	86.49	86.53	88.99	87.28	0.60	0.88	0.06	0.16	0.16
Gly	69.78	74.98	70.57	71.72	1.67	66.21^b	73.04^ab	77.82^a	72.32	1.80	63.72	65.84	74.51	67.64	2.17	0.42	0.01	0.11	0.19
Pro	70.98	74.46	65.35	70.26	2.58	57.57	65.25	79.54	66.74	4.44	49.89	56.80	65.76	57.00	7.17	0.37	0.13	0.70	0.14
Ser	82.80	83.83	84.46	83.70	0.88	80.59^b	83.96^ab	86.23^a	83.57	0.80	79.42	82.34	83.27	81.48	0.82	0.77	< 0.01	0.13	0.14
Tyr	85.01	87.12	88.71	87.15	0.64	85.08^b	86.72^ab	88.75^a	86.96	0.54	86.23^b	89.42^a	89.19^a	88.23	0.63	0.08	0.01	0.049	0.31

^a,bMeans within a row with different letters differ significantly (P < 0.05) in different physiological stages
^x,yMeans within a row with different lowercase superscripts indicate a significant difference between different physiological stages (P < 0.05)

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ISSN: 2049-1891

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