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

Table 3 Mineral and vitamin concentrations in different soybean meals (mg/kg dry matter, unless otherwise indicated)

Item	SBM 1	SBM 2	SBM 3	SBM 4	SBM 5	SBM 6	SBM 7	Mean	Maximum	Minimum	CV
Macro minerals
Calcium, %	0.36	0.39	0.41	0.43	0.39	0.44	0.40	0.40	0.44	0.36	6.68
Phosphorus, %	0.69	0.78	0.57	0.62	0.63	0.64	0.64	0.65	0.78	0.57	10.15
Magnesium, %	0.31	0.29	0.31	0.35	0.32	0.33	0.30	0.32	0.35	0.29	6.30
Potassium, %	2.24	2.25	2.17	2.39	2.28	2.15	2.30	2.25	2.39	2.15	3.59
Sulfur	1163	1096	996	1160	1135	1168	1253	1160	1253	996	6.91
Micro minerals
Copper	12.31	12.35	14.84	11.37	13.66	10.89	14.94	12.91	14.94	10.89	12.46
Iron	346.79	145.95	182.59	106.89	341.41	170.11	103.45	199.60	346.79	103.45	51.60
Manganese	50.34	35.93	33.09	26.15	29.59	24.95	29.89	32.85	50.34	24.95	26.13
Selenium	ND^a	ND	0.13	0.08	ND	0.02	0.25	0.12	0.25	0.02	81.37
Zinc	46.99	43.79	45.65	50.03	47.80	48.76	44.83	46.84	50.03	43.79	4.74
Molybdenum	0.98	1.43	2.83	4.11	3.27	2.61	2.41	2.52	4.11	0.98	42.14
Vitamins
Folic acid	13.54	14.26	20.77	25.02	23.10	19.39	18.85	19.28	25.02	13.54	22.02
Vitamin E	1.95	ND	2.67	2.22	2.58	2.91	ND	2.47	2.91	1.95	15.42
Thiamine	2.57	2.30	2.10	2.24	2.26	2.02	2.54	2.29	2.57	2.02	8.97

^aND = not detected values were below the method detection limit. Minimum detection levels for selenium and vitamin E were 0.01 mg/kg and 1 mg/kg, respectively

ISSN: 2049-1891