دورية أكاديمية
Carcass and beef quality of crossbred cattle fed increasing linseed oil levels
| العنوان: | Carcass and beef quality of crossbred cattle fed increasing linseed oil levels |
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| المؤلفون: | Bruna Laurindo Rosa, Emanuel Almeida de Oliveira, Wignez Henrique, Thiago Martins Pivaro, Diego Azevedo Mota, Cassio Toledo Messias, Patrícia Gelli Feres de Marchi, Lidianne Assis Silva, Danielle Saldanha de Souza Araújo |
| المصدر: | Semina: Ciências Agrárias, Vol 42, Iss 6SUPL2 (2021) |
| بيانات النشر: | Universidade Estadual de Londrina, 2021. |
| سنة النشر: | 2021 |
| المجموعة: | LCC:Agriculture (General) |
| مصطلحات موضوعية: | Beef cattle, Crossbred, Fatty acids, Finishing, Loin., Agriculture (General), S1-972 |
| الوصف: | Strategies to improve beef nutritional value, mainly fatty acid composition, have been a major goal for the scientific community. The use of different oil contents, mostly those rich in unsaturated fatty acids, can be interesting for cost reduction, as well as cattle performance and meat quality improvements. This study assessed the influence of diets containing increasing linseed oil levels (1.0, 3.8, and 5.2% DM) on performance, carcass traits, and meat quality of feedlot-finished Nellore x Canchim steers and heifers. The experiment was carried out in a randomized block design and arranged in a mixed 3 x 2 factorial scheme. Increasing oil levels linearly decreased dry matter intake (DMI) (P < 0.05) and hence improved feed efficiency (P < 0.05), regardless of sexual condition. A beneficial effect of increasing the inclusion of linseed oil was the reduction DMI. Steers had a higher weight at slaughter (P < 0.05) and heifers had greater backfat thickness (P < 0.05). The concentrations of most fatty acids were changed by the linseed oil levels studied (P < 0.05). Dietary inclusion of linseed oil improved beef quality by reducing (P < 0.05) the n-6:n-3 ratio by 1.3 points per percentage point increase in linseed oil level in the finishing diet of both sexes. |
| نوع الوثيقة: | article |
| وصف الملف: | electronic resource |
| اللغة: | English Portuguese |
| تدمد: | 1679-0359 1676-546X |
| العلاقة: | https://ojs.uel.br/revistas/uel/index.php/semagrarias/article/view/42764Test; https://doaj.org/toc/1676-546XTest; https://doaj.org/toc/1679-0359Test |
| DOI: | 10.5433/1679-0359.2021v42n6SUPL2p3901 |
| الوصول الحر: | https://doaj.org/article/eb1fd854da714ddeb23916f9bf582fc5Test |
| رقم الانضمام: | edsdoj.b1fd854da714ddeb23916f9bf582fc5 |
| قاعدة البيانات: | Directory of Open Access Journals |
Full Text Finder | تدمد: | 16790359 1676546X |
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| DOI: | 10.5433/1679-0359.2021v42n6SUPL2p3901 |