威尔士羊群的新型特征:主要羊群类型和抗菌素使用模式的描述
Caroline M Best1, Lucy Vass1, Elliot Stanton1
1University of Bristol Veterinary School, Langford, Bristol BS40 5DU, United Kingdom.
Preventive veterinary medicine
|October 2, 2024
概括
减少羊的抗微生物药物使用 (AMU) 对于打击抗微生物药物耐药性 (AMR) 至关重要. 这项研究确定了不同的羊群类型,揭示了的管理不良与AMU的高相关,为谨慎的抗菌管理提供了有针对性的策略.
科学领域:
- 兽医科学 兽医科学 兽医科学
- 动物健康 动物健康
- 抗微生物耐药性 抗微生物耐药性
背景情况:
- 越来越多的压力存在于减少牲畜中的抗微生物药物使用 (AMU),以减轻抗微生物药物耐药性 (AMR).
- 了解影响农场之间的AMU变化的因素对于制定有效策略至关重要.
- 关于羊群中AMU的风险因素的数据有限.
研究的目的:
- 根据特征,健康和管理实践将绵羊群分为农场类型.
- 为了调查这些已识别的群体类型之间的AMU的差异.
- 为减少绵羊养殖中AMU的有针对性的战略提供信息.
主要方法:
- 对威尔士的22只绵羊群进行了研究,收集了147个农场特征,健康和管理的变量.
- 利用多重对应分析 (MCA) 和对主要组件的层次聚类 (HCPC) 来进行群体分类.
- 对每个群体的AMU数据进行整理,以分析使用模式.
主要成果:
- 根据农场的特点和管理实践,确定了九个不同的羊群分区.
- 忽视最佳实践疾管理的群体表现出更高的疾患病率和增加的AMU,特别是注射抗菌剂.
- 群体的特征,羔羊的做法和疾病的挑战也为群体的类型学做出了贡献.
结论:
- 羊群管理是复杂的,受到各种因素和羊群异质性的影响.
- 有针对性的干预措施,特别是疾控制,可以促进可持续的AMU减少.
- 了解群体类型学是完善适当干预措施以谨慎使用抗微生物药物的关键.
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