在鸟和子系统中产母的福利特征
Hyelim Jeon1, Hyeonwook Shin1, Juho Lee2
1Department of Animal Science, College of Agriculture and Life Sciences, Chonnam National University, Gwangju 61186, South Korea.
Poultry science
|March 17, 2025
概括
鸟系统 (AS) 与子系统 (CS) 相比,为产母提供了更好的福利,表现出更好的行为和身体状况. 虽然子系统产生了更重的蛋,但鸟系统表现出优越的整体福利.
科学领域:
- 动物科学动物科学
- 动物福利 动物福利
- 禽畜科学 禽畜科学 禽畜科学
背景情况:
- 对传统子系统 (CS) 中产卵福利的担忧推动了像鸟系统 (AS) 这样的替代住房的发展.
- 关于产母的CS和AS之间的福利和生产率结果的比较,目前仍存在争论.
研究的目的:
- 为了比较在子系统 (CS) 和鸟系统 (AS) 中养的母的福利和蛋质量.
- 评估不同住房系统的母的身体状况,行为和生理压力指标.
主要方法:
- 评估了28周,38周和48周的Hy-Line棕色 (n=79,500在CS中,n=42,079在AS中).
- 评估身体状况,行为 (定性行为评估,避免距离测试,新物体测试),血液参数,卵子质量和皮质水平.
- 使用来自福利质量®协议的五个评估器进行全面评估.
主要成果:
- 与AS相比,CS的羽毛状况随着年龄的增长而恶化,羽毛损伤得分较高.
- AS表现出更积极的行为 (活跃,充满活力),而CS表现出更消极的行为 (害怕,抑郁).
- 在48周,CS的黄皮皮质水平较高,但AS在避免测试中表现出更快的反应和更大的物体相互作用.
结论:
- 鸟系统 (AS) 与子系统 (CS) 相比,为产母提供了更好的福利结果.
- 结合行为,身体和生理措施的多方面的方法对于评估的福利至关重要.
- 研究结果为提高家禽养系统的动物福利和生产率提供了洞察力.
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