Deck 2

Question 1

Which statements about free-range system for laying hens are true?

Answer 1

• hens are housed to a similar standard as the barn or aviary
• one hectare of outdoor range for every 2500 hens
• continuous access during the day to this open-air range, which must be “mainly covered with vegetation”

Question 2

What does it mean black & white system?

Answer 2

separation to clean and dirty areas -> when contact points of both zones are protection
1. Productive and reproductive zone –> white (clean) area
2. Feed storage –> can be black (complete protection) or white (2nd degree)
3. Waste products –> black (dirty) the entrance to the clean parts are protected by “barriers” and “filters”

Question 3

Which statements about the quarantine stable are true

Answer 3

• have to be located in the black zone
• must be located at a distance of at least 500m from the animal buildings

Question 4

Which preparatory steps are necessary before turning sheep to pasture

Answer 4

• making sure the sheep are healthy
• making sure there are no pesticides on the land
• making sure the safety of the sheep is guaranteed

Question 5

Write 4 main operation in hatchery (not sure if correct?)

Answer 5

• product flow (no crossing of eggs and chicks)
• people flow (from clean zone to dirty zone, ideally with showers, hand washing facilities & foot dips at entrance and between every production zone for personnel)
• airflow (positive pressure in the clean zone with no air intake a dirty zone exhaust)
• waste water flow (separate drains for clean and dirty area)

Question 6

Minimum distance between poultry hatching units & units for rearing other livestock, species and categories is

Answer 6

500m

Question 7

Which statements about the closed herd system are true?

Answer 7

• is using of quarantine & isolation
• it is one of the strategy of biosecurity
• preventative measure for keeping infectious diseases out of the herd

Question 8

The minimum unobstructed floor available to a fattening pigs reared in a group must be according the weight…

Answer 8

• 30kg - 50kg = 0.4 m2
• 50kg - 85kg = 0.55 m2
• 85kg - 110kg = 0.65 m2
• over 110kg = 1.00 m2

Question 9

The minimum unobstructed floor available to a weaned piglet reared in a group must be according the weight…

Answer 9

• up to 10kg = 0.15 m2
• 10kg - 20kg = 0.20 m2
• 20kg - 30kg = 0.30 m2

Question 10

Carbon dioxide limit in animal houses is

Answer 10

3000 ppm