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| Holinger, Mirjam; Früh, Barbara; Stoll, Peter; Graage, Robert; Wirth, Sandra; Bruckmaier, Rupert; Prunier, Armelle; Kreuzer, Michael; Hillmann, Edna. |
| Entire male pigs display more aggressive and sexual behaviour. This might cause a condition of chronic stress and impair their welfare. In order to assess chronic stress in entire and castrated male pigs, as well as effects of providing grass silage as occupational and feed material on behaviour and health, we carried out a 2 × 2 × 2-factorial experiment with 147 growing-finishing pigs. Factors investigated were castration (entire/castrated), chronic intermittent social stress exposure (yes/no) and access to grass silage (yes/no), as well as their interactions. The stress exposure treatment consisted of repeated short-term confrontations and separations. We recorded different behavioural variables, circadian rhythm of salivary cortisol, response to an ACTH... |
| Tipo: Journal paper |
Palavras-chave: Feeding and growth; Health and welfare; Pigs. |
| Ano: 2018 |
URL: http://orgprints.org/34507/1/Holinger-etal-2018_Physiol_Behav_Vol195-p58-68.pdf |
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