Laura Espíndola Argenti

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The aim of this study was to evaluate the influence of multiple factors on bacterial contamination in 213 ejaculates from four boar studs. Semen contamination by aerobic mesophiles increased in ejaculates where the preputial fluid flowed into the collection container, collection glove was dirty, preputial hair was long (>1.0 cm), the collection lasted >7(More)
The prevention of Ungulate protoparvovirus 1 (UPV1) infection and consequently the reproductive losses is based on vaccination of all pigs intended for breeding. As maternally derived antibodies (MDA) can interfere with the development of immunity following vaccination, it is important to know the duration of anti-UPV1 MDA to determine the optimal age for(More)
This study investigated the effects of breeding at the second oestrus after weaning or after feeding an orally active progestagen (altrenogest) on the subsequent reproductive performance of primiparous sows. After 3 weeks of lactation, 663 weaned sows of two genotypes were allocated into three groups: G1--breeding at the first oestrus after weaning;(More)
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