Figure 1From: Field experience with two different vaccination strategies aiming to control infections with Actinobacillus pleuropneumoniae in a fattening pig herdA schematic view of a specialized fattening herd employing strict all in - all out production with a turn-over time of 16 weeks per unit. Each of the eight units housed 11 pigs per pen in 32 pens (n = 352 pigs per unit).Back to article page