19 uppsatser · sida 2 av 2
… the mortality and the risk of injures on piglets. Also, sow behaviour during farrowing can affect piglet survival in a positive or negative way. There are differences in nursing patterns between sows. The variation in maternal behaviour between sows can therefore be of interest …
This study concerns congenital defects in pigs; umbilical and scrotal hernia, cryptorchidism, kyphosis, splay legs, anal atresia, intersexuality and congenital tremor. The aim was to describe and estimate the prevalence of these defects and estimate the heritability for the most …
… Yorkshire sows were used. Sow and piglets were housed in individual farrowing pens and were provided with approximately 1 kg of chopped straw each day. Weaning was performed at the mean age of 33 days by removing the sow from the pen. The 10 litters were randomly assigned to two …
… illness, management/environmental, genetic influence and piglet birth weight/farrowingprocess. The conclusion of this study is that many pigs die in early lac-tation due to crushing and starvation which shows that it is important that the piglets are born strong, can avoid …
