杂交对山羊肉质量和营养价值的影响
Van Ba Hoa1, Jeong Ah Lee1, Sun Moon Kang1
1Animal Products Utilization, National Institute of Animal Science, RDA, Wanju 55365, Korea.
Food science of animal resources
|July 14, 2025
概括
将韩国本土山羊与布尔山羊交叉繁殖,改善了肉的柔软性和颜色. 然而,本地山羊肉具有更高的营养价值,包括更高的多不和脂肪酸和必需矿物质.
科学领域:
- 动物科学动物科学
- 食品科学 食品科学 食品科学
- 营养生物化学 营养生物化学
背景情况:
- 全球山羊肉行业面临着扩大市场份额的挑战,因为肉的产量和质量受到限制.
- 改善肉类特性对于提高山羊肉产品的经济可行性和消费者吸引力至关重要.
研究的目的:
- 评估韩国本土山羊 (KNG) 与布尔山羊交配对产生的后代的肉质和营养状况的影响.
- 提供支持羊品种优化的数据,以改善肉类生产和营养价值.
主要方法:
- 在韩国本土山羊 (KNG) 和杂交山羊 (CG) 之间对肉质指标 (如切割力,颜色) 的比较分析.
- 详细评估两组长背肌肌肉的营养成分,包括脂肪酸,自由氨基酸 (FAA),矿物质和维生素.
- 对所有实验动物 (每组n=16) 维持了标准化的养殖条件和屠宰方案.
主要成果:
- 与KNG肉相比,杂交的山羊肉 (CG) 的剪切力明显较低,颜色更浅,更红.
- 韩国本土山羊 (KNG) 肉显示了总多不和脂肪酸,自由氨基酸 (FAA),维生素E,以及铁 (Fe) 和铜 (Cu) 等必需微量矿物质的度较高.
结论:
- 杂交严重影响山羊肉的化学成分,营养价值和整体质量属性.
- 虽然杂交增强了某些肉质特征,如柔软性,但本地品种保留了特定微量营养素和脂肪酸的优越营养特征,为品种选择和市场定位提供了宝贵的见解.
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