Dietary supplementation of laminarin improves the reproductive performance of sows and the growth of suckling piglets

Table 2 Ingredients and nutrient levels of basal diets of sows during late gestation and lactation (as-fed basis)

Items	Late gestation	Lactation
Ingredients, %
Corn	59.00	55.00
Extruded corn	2.00	5.00
Soybean meal	14.00	17.00
Extruded soybean	2.00	3.00
Fermented soybean meal	——	2.00
Wheat bran	16.00	6.00
Fish meal	3.00	5.00
Fatty powder^a	——	3.00
Premix^b	4.00	4.00
Nutrient composition (calculated value)^c, %
DE, Mcal/kg	3.15	3.30
CP	16.24	18.04
Ca	0.95	0.94
TP	0.63	0.71
SID Lys	0.70	0.93
SID Met	0.24	0.28
SID Met + Cys	0.53	0.54
SID Val	0.61	0.69
SID Thr	0.49	0.55
SID Trp	0.16	0.17

^aThe main ingredients of fatty powder are concentrated soybean phospholipid oil, puffed corn and emulsifier
^bPremix provided per kilogram of complete feed: vitamin A, 240–300 KIU; vitamin D₃, 50–125 KIU; vitamin E, 500 IU; vitamin K₃, 45 mg; vitamin B₁, 50 mg; vitamin B₂, 150 mg; vitamin B₆, 100 mg; vitamin B₁₂, 0.5 mg; niacin, 650 mg; pantothenic acid, 450 mg; folic acid, 80 mg; biotin, 10 mg; Fe, 2.4–18 g; Cu, 0.2–0.62 g; Zn, 1–2.5 g; Mn, 0.5–2 g; I, 10–50 mg; Se, 5–12.5 mg; calcium, 80 g; phosphorus, 60 g; choline chloride, 10 mg; water, 10%
^cNutrient composition: calculated chemical concentrations using values for feed ingredients from NRC (2012) [14]

ISSN: 2049-1891