Week 10
Poultry |
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Special Concerns for Feeding Poultry
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- Environmental concerns (P, N, limited land)
- Most grains low in essential AA (lys, met)
- Use of synthetic AA
- Presence of phytates P in grains
- Over supplementation
- Grains - Potential problems
- Non Starch Polysaccharides (NSP)
- Barley- beta glucan
- Wheat- arabinoxylase
- Soak in GI tract, reduction in feed consumption
- Sticky feces, dirty eggs,
- Processing requirements, grinding, roasting
- Fats and oils - Potential Problems
- Cost
- Color
- Off taste/Flavor (Eg. Fish Oil)
- Saturated Fat (tallow)-Cheap, difficult for young animals
- Unsaturated -increased interest, health effects
- Rancidity-oxidation
- Antioxidants (natural vs synthetic)
- BHA, BHT, ethoxyquin, Vit E
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