Documentations

Specific treatment of pig carcasses by double singeing

Singeing is an important stage in the slaughter process for reducing the surface contamination of carcasses.However, the downstream polisher is generally a source of re-contamination. For this reason operators often…

Appraisal of acid-base equilibrium in pigs and electrolytic status of feed

Pig feed tends to contain less and less protein-rich raw materials, owing to the increased availability of industrial amino acids. This principle of formulation yields feeds whose electrolytic status needs…

Salmonella in pig farms : characterisation and epidemiological importance of the Salmonella status of gilts

The salmonella status of gilts (assessed individually and in groups) at the beginning of quarantine, as well as the evolution during quarantine were investigated by bacteriological culture of faeces and…

Impact of housing on the welfare of the growing pig

The establishment of the social hierarchy within a group of pigs is achieved through numerous aggressive acts. Improvements in pen design or environmental enrichment appear to be less effective in…

Nettoyage-désinfection en continu des bandes de convoyage

Les bandes de convoyage interviennent sur la contamination des produits nus qu'elles transportent par : - leur encrassement initial qui, s’il est important dès le début des activités, va contribuer à…

Actinobacillus serology to monitor livestock health status

Health status monitoring of breeding and reproductive livestock requires being able to detect asymptomatic carriers of App. For this purpose, serology usefully complements the other available diagnostic approaches.

Influence of floor and litter type on welfare during transport

This study shows that 1 cm of dry sawdust, i.e., 5 l per pig is enough to keep pigs in good condition during transport lasting 16 h. The sawdust provides…

The cost of buildings in 2001

Animal welfare measures, which so far only concern pregnant sows, are to increase the surface areas that have to be allotted to these animals, and therefore the cost of buildings.…

Cleaning-disinfecting of pig-farming premises and its governing factors

Control of cleaning and disinfecting operations thus requires a sound and methodical approach. No single step can be overlooked because each step influences the following one. The motivation of the…

Treatment plants for pig farm effluent : estimated costs and economic implications

Through the joint efforts of companies and farmers implementing different processes for treating pig farm effluent, it has been possible to collect technical and economic information to assess efficacy and…

Sampling considerations for herd-level measurement of faecal E. coli antimicrobial resistance in different types of calves, pigs and turkeys production

Produire du porc à coûts faibles : dans quelles conditions ? Situation en France, comparaisons internationales, perspectives

Identification et caractérisation des élevages français à coûts de production faibles et conditions de leur obtention. Coût français par rapport aux bassins concurrentiels. Voies d’abaissement du coût. 135 pages