Poultry Nutrition Flashcards
3 important changes when feeding broilers
1) Protein content
2) Amino acid content
3) Feed structure
What is phase feeding?
System that uses specific feeds to meet the changing requirements of poultry throughout their productive life
Idea -> supply necessary nutrients at lowest possible cost
3 different forms of commerical manufactured feeds
1) Mash
2) Pellets
3) Crumble
Starter rations normally have _____ protein
18% protein (high protein)
Protein content for turkeys:
____ % pre-starter
____ % starter
28% pre-starter
26% starter
3 ways energy is supplied
1) Grains
2) Grain by-products
3) Animal and vegetable fats
Which mineral is particularly important for laying hens?
Calcium
As turkeys become older:
Energy levels _______
Protein levels _______
Energy levels increase
Protein levels decrease
5 more relevant amino acids in poultry feed
1) Arginine
2) Glycine
3) Lysine
4) Methionine
5) Tryptophan
When fed low energy diets -> eat ____
When fed high energy diets -> eat ____
When fed low energy diets -> eat more
When fed high energy diets -> eat less
5 components that rations must supply
1) Protein
2) Carbohydrates
3) Minerals
4) Vitamins
5) Water
______ is the most commonly used grain
Corn/Maize
3 sources of amino acids
1) Soybean meal
2) Canola meal
3) Blood meal and fish meal
(Proteins)
4 factors affecting feed consumption
1) Egg production and size
2) Body size
3) Health status
4) Temperature
How long does the whole process take for broiler production?
6-7 weeks
