Effect of dietary selenium and omega-3 fatty acids on muscle composition and quality in broilers

Table 1 Diet composition.

Ingredients (%)	RO+50Se	RO+84Se	LO+50Se	LO+84Se
Wheat	60	60	60	60
Soybean meal	20	20	20	20
Fish meal	3	3	3	3
Rapeseed oil	5	5	4	4
Linseed oil	0	0	1	1
Rendered fat	5	5	5	5
Soybean oil	0	0	0	0
Mono calcium phosphate	2	2	2	2
Ground limestone	1,85	1,85	1,85	1,85
Sodim chloride	0,25	0,25	0,25	0,25
DL-Methionine	0,4	0,4	0,4	0,4
L-Lysine	0,3	0,3	0,3	0,3
L-Threonine	0,1	0,1	0,1	0,1
Choline chloride	0,13	0,13	0,13	0,13
Manganoxid	0,00657	0,00657	0,00657	0,00657
Mikromin FKRA 30 *	0,15	0,15	0,15	0,15
Vitamin mixture**	0,08	0,08	0,08	0,08
Se-methionine rich yeast***	0,02	0,04	0,02	0,04

*Supplied (mg/kg of diet): Ca 315, Fe 75, Mn 60, Zn 105, Cu 15, I 0,75,
**Vitamin mixture provided the following per kg diets: retinyl acetate, 3.1 mg; cholecalciferol, 0.07 mg; DL-alpha-tocopheryl acetate, 38 mg; menadione, 2.25 mg; pyridoxine, 3.4 mg, riboflavin,9 mg; Ca-pantothenate, 12.5 mg; biotin, 0.19 mg, thiamine, 1.9 mg; niacin, 37.5 mg; cobalamin, 0.02 mg; folic acid 1.5 mg.
*** Organic selenium Yeast (BioLogics, Ultra Bio-Logics Inc. New O.S.Y. 2000X)
Rapeseed oil: Askim fruktpresse, Norway; 60% oleic acid, 20% linoleic acid and 10% alphalinolenic acid.
Linseed oil: Fedon Lindberg linseed oil, Norway; 26% oleic acid, 21% linoleic acid and 45% alphalinolenic acid.
Rendered animal fat (from ruminants (about 70%) and pigs (about 30%). Fatty acid composition: 26% palmitic acid, 18% stearic acid, 36% oleic acid, 8% linoleic acid. ForTek, Ås, Norway.

ISSN: 1476-511X