Table 2.

Composition of the experimental diets (as-fed basis)

Ingredient	Gestation1	Lactation2
Corn	82.69	58.56
Soybean meal	12.87	33.66
Vitamin and mineral premix3	1.00	1.00
Dicalcium phosphate	1.00	0.86
Limestone	1.31	1.39
Salt	0.50	0.50
L-Lys	0.18	0.33
DL-Met	0.04	0.10
L-Thr	0.09	0.14
Soybean oil		3.00
Phytase	0.01
Others	0.31	0.46
Total	100.00	100.00
Calculated analysis
SID4 Lys, %	0.64	1.27
SID Met: Lys, %	38	31
SID Met and Cys: Lys, %	70	54
SID Thr: Lys, %	74	64
SID Trp: Lys, %	18	18
SID Val: Lys, %	80	67
CP, %	13.39	21.68
Ca, %	0.82	0.89
STTD P5, %	0.50	0.56
Na, %	0.23	0.24
Cl, %	0.46	0.60
ME, Mcal/kg	3,288	3,429
NE, Mcal/kg	2,521	2,550

¹Diet was fed from day 90 of gestation to farrowing.

²Diet was fed during the lactation period.

³ Vitamin composition per kg of diet—Gestation: vitamin A: 13,800 IU/kg; vitamin D₃: 2,760 IU/kg; vitamin E: 92 IU/kg; vitamin K₃: 3,082 ppm; vitamin B₁: 2,300 ppm; riboflavin (B₂): 5,060 ppm; pyridoxine (B₆): 2,760 ppm; vitamin B₁₂: 30.82 ppb; niacin: 30.82 ppm; pantothenic acid: 13.800 ppm; folic acid: 1.932 ppm; biotin: 0.97 mg/kg; choline: 1.800 ppm. Mineral composition—Gestation: selenium: 0.480 ppm; iron: 135.945 ppm; copper: 75.0 ppm; manganese: 49.765 ppm; zinc: 158.073 ppm; iodine: 1.520 ppm; fluorine: 34.855 ppm; cobalt: 0.600 ppm. Vitamin composition per kg of diet—Lactation: vitamin A: 12,000 IU/kg; vitamin D₃: 2,400 IU/kg; vitamin E: 80 UI/kg; vitamin K₃: 2.680 ppm; vitamin B₁: 2.00 ppm; riboflavin (B₂): 4.4 ppm; pyridoxine (B₆): 2.4 ppm; vitamin B₁₂: 26.8 ppb; niacin: 26.8 ppm; pantothenic acid: 12.0 ppm; folic acid: 1.680 ppm; biotin: 0.970 mg/kg; choline: 1.800 ppm. Mineral composition—Lactation: selenium: 0.400 ppm; iron: 113.416 ppm; copper: 50.0 ppm; manganese: 42.371 ppm; zinc: 131.672 ppm; iodine: 1.260 ppm; fluorine: 28.125 ppm; cobalt: 0.500 ppm.

⁴SID = standardized ileal digestible.

⁵STTD = standardized total tract digestible.