Table 1.

Composition and nutrient levels of basal diets for sows (air-dry basis; %).

Items	Pregnant diet	Lactating diet
Ingredients, %
Corn	37.50	66.00
Soybean meal	9.50	25.00
Wheat bran	14.00	5.00
Barley	25.00
Soybean hull	10.00
Pregnant sows' premixa	4.00
Lactating sows' premixb		4.00
Total	100.00	100.00
Nutrient levelsc
Digestible energy, MJ/Kg	12.55	13.87
Crude protein	12.82	16.30
Crude fiber	4.56	2.87
SID Lys	0.48	0.75
SID Met + Cys	0.43	0.51
SID Thr	0.37	0.53
SID Trp	0.13	0.17
Calcium	0.62	0.65
Phosphorus	0.47	0.50

^aPregnant sows' premix provided the following per kg of diets: CaHPO₄·2H₂O 10 g, NaCl 4 g, CuSO₄·5H₂O 80 mg, FeSO₄·H₂O 360 mg, ZnSO₄·H₂O 240 mg, MnSO₄·H₂O 100 mg, MgSO₄·7H₂O 1 g, 1% ICl 50 mg, 1% Na₂SeO₃ 36 mg, 1% CoCl₂ 16 mg, NaHCO₃ 1.4 g, VA 10 000 IU, VD₃ 1 800 IU, VE 20 mg, VK₃ 2.4 mg, VB₁ 1.6 mg, VB₂ 6 mg, VB₆ 1.6 mg, VB₁₂ 0.024 mg, folic acid 1.2 mg, nicotinamide 20 mg, pantothenic acid 12 mg, biotin 0.12 mg, ferrous glycinate 100 mg, choline chloride 1 g, phytase 200 mg, fruity 80 mg, and limestone 12 g.

^bLactating sows' premix provided the following per kg of the diet: CaHPO₄·2H₂O 10 g, NaCl 4 g, CuSO₄·5H₂O 80 mg, FeSO₄·H₂O 360 mg, ZnSO₄·H₂O 240 mg, MnSO₄·H₂O 100 mg, 1% ICl 50 mg, 1% Na₂SeO₃ 36 mg, 1% CoCl₂ 16 mg, NaHCO₃ 1.4 g, VA 10 000 IU, VD₃ 1 800 IU, VE 20 mg, VK₃ 2.4 mg, VB₁ 1.6 mg, VB₂ 6 mg, VB₆ 1.6 mg, VB₁₂ 0.024 mg, folic acid 1.2 mg, nicotinamide 20 mg, pantothenic acid 12 mg, biotin 0.12 mg, Lysine 1.5 g, ferrous glycinate 100 mg, choline chloride 1 g, phytase 200 mg, fruity 80 mg, and limestone 12 g.

^cCalculated nutrient levels using values for feed ingredients from the NRC (2012) (17).