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在单相养下, brojler对子和子为基础的饮食的反应
O J Alabi1,2, M J Shaibu2, E F Mbajiorgu3
1Research Office, University of Limpopo, Private Bag X1106, Sovenga, 0727, South Africa.
Tropical animal health and production
|August 8, 2025
概括
和皮可以在肉饮食中部分取代玉米面. 虽然对照饮食显示出更好的生长,但混合皮肤改善了消化能力和肉的感官属性,这表明一种可行的替代料成分.
科学领域:
- 动物科学动物科学
- 禽类的营养 养
- 可持续农业 可持续农业
背景情况:
- 玉米是肉饮食中的主要能量来源.
- 果皮是丰富的农业副产品,具有潜在的营养价值.
- 减少对传统料成分的依赖对于可持续的家禽生产至关重要.
研究的目的:
- 评估用和皮部分替代玉米粉对肉的表现的影响.
- 在使用基于果皮的饮食时,评估营养消化能力,尸体特征和肉质.
- 为了确定混合和皮在肉料中的最佳含量水平.
主要方法:
- 480只Ross 308肉被随机分配到四种饮食治疗:对照,皮 (PP),皮 (OP) 和混合和皮 (POP) 饮食.
- 饮食包括0g/kg (对照),50g/kg PP,50g/kg OP,或25g/kg的PP和OP.
- 在56天内测量了生长指数,明显的营养消化能力,尸体特征和感官属性.
主要成果:
- 与皮补充饮食的鸟类相比,对照饮食中的鸟类表现出更高的生长参数 (P <0.05).
- 混合皮肤饮食 (POP) 与对照组显示出可比的原蛋白和灰消化能力,干物质 (DM) 和无提取物 (NFE) 的消化能力更高.
- 尸体分析显示,POP组的包装百分比和鼓杆重量高于对照组,大多数其他参数没有显著差异. 来自POP组的肉类增强了香味和柔软性.
结论:
- 在肉的饮食中,用50g/kg的和皮混合物部分取代玉米粉是可行的.
- 虽然生长可能会受到轻微影响,但水果皮可以提高营养消化能力和肉质量.
- 这项研究支持利用果皮废弃物作为家禽生产中可持续的替代料成分.
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