



This issue summarises the most recent productions from animal husbandry in relation to the work theme.Economists analyse the productivity issues. Sociologists address the transformations in relations between the family and the work force and the building of each individual's identity at work. Faced with these major changes, the advice has been able to evolve and develop support for livestock farmers.
Animal breeding has changed radically in less than ten years with the advent of genomic selection. What are the advantages and drawbacks of this genomic selection over traditional selection? A collective work presents the inventory and prospects of genomic selection of animals (context, selection principles, current or future applications and the technologies behind its efficiency).
This special issue of the INRA Animal Production journal describes how genetics, livestock rearing, nutrition and hygiene are behind the outstanding quantitative and qualitative advances in egg production over the last thirty years.
This special issue is a compilation of the latest information in terms of the health of aquacultural species: infectious disease diagnostic tools, emergence, epidemiology and modelling, and ways of managing the risks of these diseases appearing.
Alimentation des ruminants. Inra 2007


