Maximum limit of hydrogen sulphide in the air in animal houses is
10 ppm
Name minimum 4 types of artificial ventilation
- Mechanical
- Negative pressure
- Positive pressure
- Isobaric
Minimum distance between production units & rendering plants is?
3000 m
Minimum distance between poultry hatching & rearing units is?
1000 m
Enriched cage for laying hens must be provided by: ( write min. 5 recommendation)
- perch -15cm per hen
- 12cm - food through per hen
- at least 90cm passage between cages
- nest box
- space per 1 hen min. 750 cm2
Which housing systems are used for heifers?
- in boxes
- in bedding system
Which housing practices are not allowed in organic farming
- housing w/year-round tethering
- cages w/limited area for movement
- closed houses w/out access to pasture
- parallel ways of keeping animals from same species
What does it mean black & white system?
separation to clean (white) and dirty (black) areas -> when contact points of both zones are protected
- productive & reproductive zone -> white (clean) area
- feed storage -> can be black (complete protection) or white (2nd degree)
- waste products -> black (dirty)
The entrance to the clean parts are protected by “barriers” and “filters”
Write the recommended ratio between resting area and dunging area in group housing for pigs?
2:1
(resting:dunging)
Which statements about broiler farming is not true?
broilers are kept in EU in cage housing system
