|Sampling moment, compartment, time in life, age group and sample type per herd|
|Moment1)||Compartment||Approximate time in life||Age group||Type of sample|
|1||Farrowing||1 week before farrowing||Sows||Nasal/vaginal||-|
|2||Farrowing||3 days after farrowing/birth||Sows/piglets||Nasal/vaginal||Nasal/rectal|
|3||Farrowing||3 wks after farrowing/birth||Sows/piglets||Nasal/vaginal||Nasal|
|4||Weaning2)||6 wks after birth||Pigs||-||Nasal|
|5||Weaning||10 wks after birth||Pigs||-||Nasal|
|6||Finishing3)||25 wks after birth||Pigs||-||Nasal|
1) Each sampling moment, 4–5 environmental wipes were taken in each compartment.
2) Pigs were moved to the weaning section approximately 4 weeks after birth.
3) Pigs were moved to the finishing section approximately 11 weeks after birth.
Broens et al. BMC Veterinary Research 2012 8:58 doi:10.1186/1746-6148-8-58