饲粮中添加维生素E和酵母硒对肉兔生长性能、屠宰性能、肌肉品质和抗氧化性能的影响
Effects of Dietary Vitamin E and Yeast Selenium on Growth Performance, Slaughter Performance, Muscle Quality and Antioxidant Capacity of Meat Rabbits
查看参考文献41篇
文摘
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本试验旨在研究饲粮中添加维生素E和酵母硒对肉兔生长性能、屠宰性能、肌肉品质和抗氧化性能的影响,为生产高档功能性兔肉提供理论参考。选用35日龄、体重相近的断奶闽西南黑兔160只,随机分为4组,每组10个重复,每个重复4只。Ⅰ组(对照组)饲喂基础饲粮,不额外添加维生素E和酵母硒;Ⅱ、Ⅲ和Ⅳ组分别在基础饲粮中添加100 mg / kg维生素E、 0.15 mg / kg硒和100 mg / kg维生素E+0.15 mg / kg硒。预试期5 d,正试期70 d。结果表明:1)饲粮中添加维生素E和酵母硒对肉兔生长性能和屠宰性能均无显著影响(P>0.05)。2)Ⅳ组的肌肉肉色红度(a*)值显著高于对照组(P<0.05),Ⅱ组、Ⅲ组和Ⅳ组的肌肉肉色黄度(b* )值显著高于对照组(P<0.05)。3)Ⅱ组和Ⅳ组肌肉中α-生育酚含量显著高于对照组(P<0.05),Ⅲ组和Ⅳ组肌肉中铜和锰含量显著低于对照组和Ⅱ组(P<0.05),Ⅲ组和Ⅳ组肌肉中硒含量显著高于对照组(P<0.05)。4)Ⅲ组和Ⅳ组血清中谷胱甘肽过氧化物酶(GSH-Px)活性显著高于对照组(P<0.05),Ⅱ组、Ⅲ组和Ⅳ组血清中丙二醛(MDA)含量显著低于对照组(P<0.05),Ⅱ组、Ⅲ组和Ⅳ组血清中总抗氧化能力(T-AOC)显著高于对照组(P<0.05)。5)Ⅳ组肌肉中超氧化物歧化酶(SOD)活性显著高于对照组(P<0.05),Ⅳ组肌肉中MDA含量显著低于对照组(P<0.05),Ⅱ组和Ⅳ组肌肉中T-AOC显著高于对照组(P<0.05)。综上所述,饲粮中添加维生素E和酵母硒能够改善肌肉物理性状,增加肌肉营养价值,提高机体抗氧化性能。 |
其他语种文摘
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This experiment was conducted to study the effects of dietary vitamin E and yeast selenium on growth performance, slaughter performance, muscle quality and antioxidant capacity of meat rabbits, so as to provide theoretical reference for the production of high-grade functional rabbit meat. A total of 160 weaned Minxinan black rabbits at 35 days of age with similar body weight were randomly divided into 4 groups with 10 replicates in each group and 4 rabbits in each replicate. Rabbits in group Ⅰ(control group)were fed a basal diet without additional supplement of vitamin E and yeast selenium, and others in groups Ⅱ, Ⅲ and Ⅳ were fed basal diets supplemented with 100 mg / kg vitamin E, 0.15 mg / kg selenium and 100 mg / kg vitamin E+ 0.15 mg / kg selenium. The pre-experimental period lasted for 5 days, and the experimental period lasted for 70 days. The results showed as follows: 1)dietary vitamin E and yeast selenium had no significant effects on growth performance and slaughter performance of meat rabbits(P>0.05). 2)The muscle color redness(a*)value of group Ⅳ was significantly higher than that of the control group(P<0.05), and the muscle color yellowness(b*)value of group Ⅱ, group Ⅲ and group Ⅳ was significantly higher than that of the control group(P<0.05). 3)The muscle α-tocopherol content of group Ⅱ and group Ⅳ was significantly higher than that of the control group(P<0.05), the contents of copper and manganese in muscle of group Ⅲ and group Ⅳ were significantly lower than those of the control group and group Ⅱ(P<0.05), and the muscle selenium content of group Ⅲ and group Ⅳ was significantly higher than that of the control group(P<0.05). 4)The serum glutathione peroxidase(GSH-Px)activity of group Ⅲ and group Ⅳ was significantly higher than that of the control group(P<0.05), the serum malondialdehyde(MDA)content of group Ⅱ, group Ⅲ and group Ⅳ was significantly lower than that of the control group(P<0.05), and the serum total antioxidant capacity(T-AOC)of group Ⅱ, group Ⅲ and group Ⅳ was significantly higher than that of the control group(P<0.05). 5)The muscle superoxide dismutase(SOD)activity of group Ⅳ was significantly higher than that of the control group(P<0.05), the muscle MDA content of group Ⅳ was significantly lower than that of the control group(P<0.05), and the muscle T-AOC of group Ⅱ and group Ⅳ was significantly higher than that of the control group(P<0.05). In conclusion, dietary supplementation of vitamin E and yeast selenium can improve muscle physical properties, increase muscle nutritional value and improve body antioxidant capacity. |
来源
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动物营养学报
,2022,34(3):1864-1874 【核心库】
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DOI
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10.3969/j.issn.1006-267x.2022.03.046
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关键词
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维生素E
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酵母硒
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闽西南黑兔
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生长性能
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肌肉品质
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抗氧化性能
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地址
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1.
山东省农业科学院畜牧兽医研究所, 山东省畜禽疫病防治与繁育重点实验室, 济南, 250100
2.
青岛康大兔业发展有限公司, 国家农业农村部兔遗传育种与繁殖重点实验室, 青岛, 266000
3.
山东正宇兔业有限公司, 临沂, 273400
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语种
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中文 |
文献类型
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研究性论文 |
ISSN
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1006-267X |
学科
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畜牧、动物医学、狩猎、蚕、蜂 |
基金
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山东省农业良种工程(南种北繁)项目
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国家现代农业产业技术体系项目
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山东省农业科学院农业科技创新工程
;
山东省现代农业产业技术体系
;
山东省自然科学基金
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文献收藏号
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CSCD:7175075
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