FOWL TYPHOID

Question 1

PQ - Free parent and production flock – for sure additional question Fowl Typhoid

Answer 1

• Birds originate from free flock
• <1% of positive animals at 2 tests
  1st: 3 weeks before production period
  2nd: at 20-25% production
• Elimination of infected birds (seropositive)
• Bacteriology of dead eggs and day-old chickens
• Individual identification of hatching eggs
• Only eggs originating from fee flock may be hatched

Question 2

Free pedigree and grand-parent flock – additional question ? Fowl Typhoid

Answer 2

< 0.5% of positive animals at 2 tests
1st: 3 weeks before production period
2nd: at 20-25% production
- Elimination of infected birds (seropositive)
- Bacteriology of dead eggs and day-old chickens

Question 3

PQ - Testing of (Dead) Day old chicken – additional question Fowl Typhoid

Answer 3

• Tested at least once with bacteriological examination during first 5 days of life
• Test 10-50 carcasses
  <10 carcasses : test all + kill to reach 10
  11-50 carcasses: test 10
  > 50 carcasses: test every 5th carcass, max 50

Question 4

Testing of Dead egg Fowl Typhoid – additional question ?

Answer 4

• Bacteriological test min twice in every production cycle
  <100 fowls: test 20 dead eggs
  100-300 fowls: test 50 dead eggs
  > 300 fowls: test 100 dead eggs