摘要: 5 1.0 Introduction 6 2.0 Essential nutrient requirements 2.1 Protein and amino acids 2.1.1 2.1.2 Amino acid 8 2.1.3 utilisation 9 2.1.4 Iterative protein 2.2 Lipid essential fatty 10 2.2.1 Total lipids 11 2.2.2 12 2.3 Carbohydrates 13 2.4 Vitamins 14 2.5 Minerals 15 3.0 Energy 16 3.1 demand 3.1.1 demands for maintenance 3.1.2 growth 18 4.0 Feed management 19 4.1 choice 4.2 ration 20 5.0 Ingredient 24 5.1 digestibility 5.2 palatability 25 6.0 Flesh quality 32 6.1 Nutrient energy effects on flesh 6.2 7.0 Future directions 34 7.1 7.2 7.3 evaluation 35 7.4 Product 8.0 Acknowledgments 36 9.0 References 37 Table of contents