Castration is a controversial practice in swine production because in some countries is still performed without anaesthesia, and therefore causes intense suffering and stress to animals. This study investigated the effect ...

The feed restriction of pigs aims to improve the nutrient utilization of the diet, reduce carcass fat and increase lean meat. Immunocastration is a painless, reversible technique that improves animal welfare, decreases ...

Understanding the physiology of penile spicules in guinea pigs (Cavia porcellus) may improve their management in large-scale production guinea systems. Here we examined whether penis spicule development depends on testosterone ...

The effects of ractopamine and immunological castration on belly characteristics, processing yield, physicochemical and sensory quality of bacon were investigated from two crossbred pigs under different conditions of animal ...

Immunological castration is a method for managing odor, by this technique is a whole animal breeding free of boar taint by a non invasive method thus pigs are castrated in order to reduce aggressive behavior, to facilitate ...

The aim of this study was to investigate the effect of intratesticular local anesthesia on weight gain and behavioral and cortisol changes in piglets submitted to castration. Study design was a randomized controlled trial. ...