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Welfare Aspects of Raising Entire Male Pigs and Immunocastrates [PDF]
For a long time, scientists assumed that newborns have a severely limited sense of pain (if any). However, this assumption is wrong and led to a “start of the exit” from piglet surgical castration.
Eberhard von Borell +6 more
doaj +9 more sources
How to Improve Meat Quality and Welfare in Entire Male Pigs by Genetics [PDF]
Giving up surgical castration is desirable to avoid pain during surgery but breeding entire males raises issues on meat quality, particularly on boar taint, and aggression.
Catherine Larzul
doaj +6 more sources
Penile Injuries in Immunocastrated and Entire Male Pigs of One Fattening Farm [PDF]
Penile injuries in boars have been discussed as a relevant welfare problem in pork production with entire males (EM). The incidence of penile injuries with immunocastrated boars has not been described so far.
Simon Reiter +4 more
doaj +4 more sources
The objective of the study was to compare growth performance, carcass characteristics, meat quality and fatty acid composition of the adipose tissue of group-penned barrows, immunocastrated boars and entire males.
C. Pauly +4 more
doaj +5 more sources
Biochemical, nutritional and genetic effects on boar taint in entire male pigs
Pork odour is to a great extent affected by the presence of malodorous compounds, mainly androstenone and skatole. The present review outlines the current state of knowledge about factors involved in the regulation of androstenone and skatole in entire ...
G. Zamaratskaia, E.J. Squires
doaj +5 more sources
Towards entire male pigs in Europe: a perspective from the Spanish supply chain [PDF]
In pig production, surgical castration is primarily performed to avoid boar taint and for management purposes. The European Commission plans to end surgical piglet castration voluntarily by 2018.
Avena, Maria +7 more
core +5 more sources
In the present study, we characterized the kinetic parameters of 7-ethoxy-resorufin O-deethylation (EROD) and 7-methoxyresorufin O-demethylation (MROD) in hepatic microsomes from entire and castrated male pigs.
Vladimir Zlabek, Galia Zamaratskaia
doaj +3 more sources
Immunocastration reduces aggressive and sexual behaviour in male pigs
The aim of this study was to evaluate the effectiveness of a gonadotropin-releasing hormone (GnRH) vaccine, Improvac™ (Pfizer Ltd), in suppressing aggressive and sexual behaviour of male pigs.
L. Rydhmer, K. Lundström, K. Andersson
doaj +3 more sources
Pig meat quality from entire males
This paper constitutes an updated review of the production and meat quality aspects of rearing entire male pigs. Since a major obstacle in rearing entire males is the incidence of boar taint, possible methods for detection are also summarised.
K. Lundström +2 more
doaj +3 more sources
Influence of social mixing and group size on skin lesions and mounting in organic entire male pigs
Alternatives to surgical castration are needed, due to stress and pain caused by castration of male pigs. One alternative is production of entire male pigs.
R. Thomsen +4 more
doaj +3 more sources

