Volume 9, Number 7—July 2003
Synopsis
Salmonella Control Programs in Denmark
Henrik C. Wegener*
, Tine Hald*, Lo Fo Wong*, Mogens Madsen*, Helle Korsgaard*, Flemming Bager*, Peter Gerner-Smidt†, and Kåre Mølbak†
, Tine Hald*, Lo Fo Wong*, Mogens Madsen*, Helle Korsgaard*, Flemming Bager*, Peter Gerner-Smidt†, and Kåre Mølbak†Table 1
Salmonella surveillance of the broiler and egg production, Denmark, 2000
| Stage of production | Age or frequency | Samples taken | Method |
|---|---|---|---|
| Central rearing stations, broiler and egg sector |
Day-old chickens |
10 samples of crate material, 20 dead or destroyed chickensa |
Bacteriologic |
| 1 wk |
40 dead chickens |
Bacteriologic |
|
| 2 wks |
2 pairs of sock samples |
Bacteriologic |
|
| 4 wks |
60 fecal samplesa |
Bacteriologic |
|
| 8 wks |
2 pairs of sock samples |
Bacteriologic |
|
| 2 weeks before moving |
60 fecal samples and 60 blood samplesab |
Bacteriologic, serologic |
|
| Breeders (hatching egg production)-broiler and egg sector |
Every 2 wks |
50 dead chickens or meconium from 250 chickens taken from the hatcheryac |
Bacteriologic |
| Every wk |
2 pairs of sock samplesd |
Bacteriologic |
|
| Hatchery |
After each hatching |
Wet dust |
Bacteriologic |
| Rearing egg production |
Day-old chickens |
10 samples of crate material and 20 dead chickens |
Bacteriologic |
| 3 wks |
5x2 sock samples in floor production units or 300 fecal samples |
Bacteriologic |
|
| 12 weeks |
5x2 sock samples in floor production units or 300 fecal samples, and 60 blood samplesb |
Bacteriologic, serologic |
|
| Egg production | Every 9th wk for eggs sold to authorized egg-packing centers |
2 pairs of sock samples in floor production units or fecal samples and egg samples |
Bacteriologic, serologic |
| Every 6 mo for eggs sold at barnyard sale | 2 pairs of sock samples or fecal samples and egg samples | Bacteriologic, serologic |
aRequirements of the European Union Zoonosis Directive (92/117/EEC).
bSamples taken by the district veterinary officer.
cSamples taken by the district veterinary officer every 8 weeks.
dSamples taken by the district veterinary officer every 3 months.
