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早期人类接触和猪的住房 - - 第2部分:对常规养殖实践的适应能力

M E Lucas¹, L M Hemsworth¹, K L Butler¹

¹The Animal Welfare Science Centre, Faculty of Science, The University of Melbourne, Parkville, Victoria 3010, Australia.

Animal : an international journal of animal bioscience

|May 22, 2024

概括

积极的人际接触和传统的生育箱改善了小猪的福利. 早期积极的人际接触和特定的住房减少了在日常养殖实践期间年轻猪的压力反应.

科学领域:

动物福利科学动物福利科学
伦理学伦理学伦理学
农业科学农业科学

背景情况:

常规的养殖实践会给猪带来压力,影响猪的福利.
早期的生活经历,包括与人接触和住房,显著影响压力反应.
了解这些因素对于改善养猪和养猪福祉至关重要.

研究的目的:

调查早期人类接触和住房系统对小猪对日常养殖的压力反应的影响.
为了比较在传统生育箱中养大的小猪的压力指标,与松散的生育进行比较.
评估积极的人际接触对小猪行为和生理压力标志物的影响.

主要方法:

一个2x2的因数设计被用在48个的猪身上.
住房:传统的生育箱 (FC) 与松散的生育 (LP; PigSAFE).
人类接触:常规接触 (C) 与常规加上积极的人类接触 (+HC).
通过行为观察 (逃避,发声,排斥) 和在不同时间点的血清皮质醇水平来评估压力反应.

主要成果:

接触人类 (+HC) 的猪在4周和3周大时在处理过程中表现出减少的逃跑行为和发声.
传统的生育箱 (FC) 猪在4天大时表现出较少的逃跑行为,而不是松 (LP) 猪.
在断奶后2小时的FC猪和在断奶后49小时的+HC猪中观察到较低的血清皮质醇水平.
在21周后移动时,FC猪表现出较少的,而人类接触治疗没有影响.

结论:

住房系统和早期的人类接触都显著调节了小猪对日常养殖的压力反应.
+HC猪和FC猪表现出更好的应对机制,由减少的压力行为和皮质醇水平表明.
这些发现与之前的研究结果一致,这些研究表明,在猪中减少恐惧,这些猪有积极的早期体验.

关键词:

动物福利动物福利早期的经验是早期的经验.处理处理处理人与动物之间的相互作用压力压力压力压力

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