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traditional food of animal origin 4 - Coggle Diagram
traditional food of animal origin 4
poultry meat supplying--> Veronesi (Aia) 37%, Amadori--> 31%, Martini.
vertically system or horizontally system
21 days to complete cycle to the born
breed farms--> incubation of eggs
hatchery farms--> The sexing of our animal is very complex, it is complicated to recognize males and
females based on their external characteristics
ovosexing--> possibility of changing sex
trasporting
code of farmer--> identification
code of farmer, code of the shed and date of arrival of the animals at the farm.
they are identified at group level -> practical motivation
farmed animals-->
mixed sex or females--> 35 days, small chicken (1.8 kg)--> small size
mixed sex or males--> 42-45 days, 2.3-2.5 kg--> meat preparation or products, whole chicken
males--> 2 months, over 3 kg--> heavy size
poultry farms--> 12 cycles for a year
light is important
important the temperature (not cold), high umidity (60%)
starter phase--> most critical--> chickens quadruplicate weight
grower phase--> 11- 28 days--> not so critical
finisher phase--> 59 days, fat phase
organic farming--> longer, difficult to maintain, no antibiotics
broiler breeds--> of highly selected hybrids
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POULTRY SALUGHTERING--> stunning--> CO2 or electrical stunning--> throat slutting and exanguination
wetting--> immersion in the water (51-52°C), feathers are removed
plucking--> rotating fingers to remove feathers
cloaca removal and neck cutting
evisceration--> remove organs
Carcass yield 80%--> class A or B
EXPOSED FLASH
DISJOINTED AND BROKEN BONES: in B not a normal position.
MISSING PARTS: in carcass A no missing parts, in B yes.
class A: Intact surface, without dirt, bruising or blood traces, absence of wing tip is tolerate, Absence of broken, protruding bones and freezing traces for fresh meat
PROCESSING--> whole bust
Breast and wings
Meat preparations. Breaded and stuffed meat products. Pre-cooked meat products
meat processing mechanical separation--> caudal, cranial part, neck without skin
GRINDING of the meat, in
particular of the breast and thigh--> mixed ground. MARINATING--> dough--> goes to forming--> differenti types of shapes
TRADITIONAL TECHNOLOGY--> waterfall batter and tempura batter. INNOVATIVE TECHNOLOGY
spiral oven cooking--> Maximization of the amount of product ,Increase in product yield (↑recovering of rendered fat). (↑uniformity in cooking T) Improvement in energy efficiency. Enhancement in food safety
marketing--> code of slaught. code of farm, area of slaught., code of farming, area to live
egg supply chain
barn farming--> intensive system
laying hens--> 4 different types
birdhouse farming--> 20 hens/m^2
barn-farning--> g density = 7-9 hens/m^2, large sheds with litter floor
battery-cage farming--> prohibited in 2012
free range farming--> organic farming, no OGM, rid rules
● Brown-Egg-Laying-Strain,
90% of the overall Italian market, the last 10% is represented by the Lohmann strain, ● White-Egg-Laying-Strains
pullets fase--> 5 months of sexual maturity. After this--> 1 year for eggs production in 52 weeks. At the end--> slaughtering or forced moulti
Oviposition rate (%) = [(laid eggs in the observation period) / (laying hens × observation period lenght)] ×
100
Around 24-28 weeks of age of the animal--> oviposition rate of 95%
At 76-78 weeks-->
85- 90%
At 40-44 weeks--> around 90%
egg structure--> yolk (50% of proteins), vitelline membrane. Albumen B2 vitamin
At the level of the uterus--> egg shell--> CaCO3 (calcium carbonate); 10%. Outer and inner membrane
shape--> acute pole and obtuse pole. Abnormal shell, with evident ripples and too thin areas -> animal experience and oviposition stress
Ultrastructure: we can see a cuticle immediately over the shell. Pores for the respiration
Inside we have palisade tissue and testaceous
membrane
colour
Cleaning: immersion in cleaning and disinfectant solutions with anti-foam (40-45°C)
Visible defects: rippled eggs--> poor albumen quality or presence of viral diseases or eggs with additional calcium deposits. Egg swellings (stress), corrugated eggs (two eggs)
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EQUIPMENTS--> Enriched cages (increase the welfare. There they have specific behaviour), perches, birdhouses and nests