Nutritional Optimization Strategies for Poultry Diets
Summary
Optimising poultry diets entails precise balancing of energy, protein, amino acids, minerals and vitamins to maximise growth, health and production efficiency while minimising environmental impact. Strategies include the incorporation of alternative grains and by-products to reduce reliance on conventional feedstuffs, targeted reduction of crude protein levels supplemented with synthetic amino acids, and the use of exogenous enzymes to enhance nutrient release from complex plant matrices. Management of non-starch polysaccharides through enzyme supplementation improves gut function and microbiome composition, leading to better feed conversion and reduced nitrogen excretion. Formulation advances also embrace precision feeding technologies and phase-feeding programmes that adapt nutrient supply to the birds’ developmental stage. Collectively, these approaches support sustainable poultry production by increasing performance, reducing costs and lowering the carbon and nitrogen footprint of flocks worldwide.
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Nutritional Optimization Strategies for Poultry Diets publication trend
The graph below shows the total number of articles in nutritional optimization strategies for poultry diets across all publications each year (not limited to Nature Index journals).
Technical terms
Non-starch polysaccharides (NSP): Plant cell-wall carbohydrates that can increase digesta viscosity and limit nutrient uptake.
Exogenous enzymes: Feed-grade enzymes added to diets to break down otherwise indigestible feed components and release nutrients.
Crude protein: The total nitrogenous content of a feedstuff, expressed as a percentage, essential for growth and egg formation.
Apparent ileal digestibility (AID): The proportion of ingested nutrients absorbed in the small intestine prior to entry into the caecum.
Feed conversion ratio (FCR): A measure of how efficiently birds convert feed into body mass, calculated as feed intake divided by weight gain.
References
- The action of endo-xylanase and endo-glucanase on cereal cell wall polysaccharides and its implications for starch digestion kinetics in an in vitro poultry model. Carbohydrate Polymers (2024).
- Dietary fibre effects and the interplay with exogenous carbohydrases in poultry nutrition. Animal Nutrition (2023).
- Effects of Dietary Crude Protein and Protease Levels on Performance, Immunity Capacity, and AA Digestibility of Broilers. Agriculture (2023).
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