Effect of Vaccination Against , Type A/C on Piglet Productive and Clinical Parameters Under Field Conditions.

: One of the main strategies to control neonatal porcine diarrhoea (NPD) is through vaccination of the sows. This study aimed to compare the efficacy of two commercial vaccination schemes under field conditions on a farm where a type A -positive strain was implicated in NPD. : This study was performed in a farrow-to-wean herd with 5500 sows, already using an and vaccine but still suffering NPD.