Effects of dietary ratio of n-6 to n-3 polyunsaturated fatty acids on immunoglobulins, cytokines, fatty acid composition, and performance of lactating sows and suckling piglets

Table 3 Effect of dietary ratio of n-6:n-3 PUFA on sow and piglets performance

Item	Dietary n-6:n-3 PUFA ratio			SEM	P
	3:1	9:1	13:1
Number of sows	9	10	11	-	-
Parity	4.33	4.30	4.54	0.49	0.98
Pigs/litter
Birth	10.31	9.47	9.68	0.43	0.58
14 d	9.75	9.06	8.14	0.40	0.09
21 d	9.75	8.86	8.05	0.39	0.06
28 d	9.30	8.85	8.07	0.30	0.11
Litter weight (kg)
At birth	15.08	12.26	13.45	0.55	0.15
14 d	36.26	36.88	32.55	0.93	0.47
28 d	66.93	72.20	63.83	1.20	0.43
Litter weight gain (kg/d)
D 0 to d 14	1.52	1.77	1.35	0.21	0.10
D 0 to d 28	2.27	2.08	2.02	0.20	0.41

*The means were covariately adjusted, within a row, treatments with unlike superscripts are different (P < 0.05).

ISSN: 2049-1891