Effect of suckling type and PUFA use on productive performances, quantiqualitative characteristics of meat and fatty acid profile in lamb
Abstract
In March, 24 male lambs were divided into three groups and fed as follows: maternal milk (MM); acidified milk replacer (MR); acidified milk replacer with 5% of the fat total amount replaced by a linseed and fish oil mixture (MR+PUFA). Milk consumption and live weight were recorded weekly. At slaughter we recorded the carcass composition, pH, tenderness, colorimetric characteristics, chemical and fatty acid composition of the meat. Natural suckling resulted in a better slaughter yield (P < 0.01), fatter carcasses, and meat which was more tender (P < 0.01), less bright (P < 0.01) and redder (P < 0.05) than the two experimental groups. Meat from naturally suckled lambs contained higher (P < 0.01) concentrations of saturated fatty acids (SFA) than the other groups. Samples from the MR+PUFA group showed higher (P < 0.01) levels of PUFA and a better PUFA/SFA ratio. The groups reared artificially showed atherogenicity and the thrombogenicity index lower (P < 0.01) than the group naturally feeding.
Autore Pugliese
Tutti gli autori
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Toteda F.; Vicenti A.; Facciolongo A.M.; Ragni M.
Titolo volume/Rivista
Progress in nutrition
Anno di pubblicazione
2011
ISSN
1129-8723
ISBN
Non Disponibile
Numero di citazioni Wos
Nessuna citazione
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Numero di citazioni Scopus
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Settori ERC
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Codici ASJC
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