Documentations
Behaviour of new-born piglets related to thermoregulation
Observations were made using 5 litters of piglets during a period of 24 h after birth. The farrowing pens consisted of sow crates on a slatted floor, cast iron slats…
Publié en 1998Influence of high temperatures on performance and feeding behaviour of lactating sows
Twenty-four multiparous Large White sows were used to investigate the effects of ambient temperature (T) and dietary protein content (CP) on lactating performance. Sows were allocated to two main thermic…
Publié en 1998Oilseeds for weaned piglets : rapeseed, sunflower seeds and extruded full fat soybeans
Four isoenergetic and isonitrogenous diets were compared in three successive trials. Each trial used 360 weaned piglets.Each diet had the same oil content (3 %) provided by : 3 %…
Publié en 1998The influence of source of energy and energy density on feeding behaviour, performance and carcass characteristics of growing pigs
Individual feeding behaviour and performance of 96 pigs LW x Pi, raised in heterosexual groups, and fed ad libitum were measured from 35 to 105 kg with 4 diets: basal…
Publié en 1998Pig feed supply in the Netherlands and Denmark : consequences of the Common Agricultural Policy (CAP) reform
The reform of the Common Agricultural Policy, introduced in 1993/94, has led to a large increase in the use of cereals in animal feeds in the European Union.In the Netherlands,…
Publié en 1998Fixed factors in slaughter pig cost price: a comparison in Denmark, France and The Netherlands
This study is the second part of a EU pig cost price comparison carried out in 1995. Structural factors are studied, which could explain differences observed between French, Dutch and…
Publié en 1998Typology of farms with cereals and pigs in three French regions
Although pig production is considered as an intensive production which does not need land, it is generally part of farms. Other productions, especially crops, and available acreage have a great…
Publié en 1998A typology of activity , organisation and strategies of pig producers comunities in the western regions of France
The pig producers communities were created through the French regulation during the sixties. They are very important, especially in the western regions of France. In Bretagne, the members of these…
Publié en 1998The French pig sector thirty years after. From autarky to international competitiveness
France has chosen his way to develop pig production during the years 60, at the early stage of the European Common Market.Due to the lack of efficiency against other European…
Publié en 1998Using Pedigree data in order to study genetic variability in the French Large White, Landrace and Pietrain pig breeds
Pedigree data, collected in the French Large White (LW), Landrace (LR) and Pietrain (PI) breeds between 1962 and 1996, were used to study recent changes of the genetic variability in…
Publié en 1998Continuous genetic evaluation of on farm and station tested pigs for production and reproduction traits in France
A continuous genetic evaluation system has been implemented in France to estimate breeding values of on farm and station tested pigs for production and reproduction traits using a multiple trait…
Publié en 1998Genetic parameters of compositional traits of two fat depots (backfat and leaf fat) and Longissimus dorsi muscle in pigs
Genetic parameters of chemical composition traits of backfat (BF), leaf fat (LF) and Longissimus dorsi muscle (LD) were estimated in centrally-tested Large White and French Landrace pigs. Pigs were fed…
Publié en 1998