声明
ABSTRACT
摘要
CONTENTS
CHAPTER 1 INTRODUCTION
1．1 Amino acids(AAs)
1．2 Analysis of amino acids
1．3 Endogenous amino acids(EAAs)
1．4 Endogenous amino acids losses(EAAL)
1．5 Methods for estimation of endogenous amino acids
1．6 Endogenous nitrogen losses
1．7 Apparent，True and Standardized ileal amino acid digestibility
1．8 Formulation of diets increased digestibility of amino acid
1．9 Precision feeding to cecectomized broiler chickens
1．10 Protein sources used in broiler feeding
1．10．1 Soybean meal(SBM)
1．10．2 Cotton seed meal(CSM)
CHAPTER 2：15N-isotope
2．1 Introduction of 15N-isotope leucine
2．2 Chemical structure of Leucine and 15N-Leucine isotopes
2．4 15N-Leueine dilution method
2．5 15N-Leueine single injection method
2．6 15N-Leucine single injection method technical routs
CHAPTER 3：THE 15N-LEUCINE SINGLE INJECTION ADMINISTRATION，EFFECTS OF DIETARY PROTEIN SOURCES AND AMINO ACID BALANCE ON ENDOGENOUS AMINO ACID LOSSES(EAAL)IN BROILER CHICKENS
3．1 Abstract
3．2 Introduction
3．3 Objectives
3．4 Methodology
3．4．3 15N-Leucine procedure
3．4．4 Excreta collection
3．4．5 Blood collection
3．4．6 Chemical analyses of excreta and blood samples
3．4．7 15N-Leucine Isotope analysis
3．4．9 The 15N-leucine single-administration method
3．4．10 Analysis data
3．5 Results
3．6 Discussion
3．7 Conclusion
3．8 Tables
3．8 Figures
3．9 Supplementary Data Tables
CHAPTER 4：EFFECTS OF DIETARY PROTEIN SOURCES AND AMINO ACID BALANCE ON INTESTINAL MORPHOLOGY，PERMEABILITY AND GROWTH PERFORMANCE IN BROILER CHICKENS
4．1 Abstract
4．2 Introduction
4．3 Objectives
4．4 Methodology
4．4．1 Procedure and management of designed experiment
4．4．2 Growth performance
4．4．3 Morphology of Intestine
4．4．4 Permeability of intestine
4．5 Results
4．5．1 Growth performance
4．5．2 Intestinal morphometry
4．5．3 Morphology of Duodenum section
4．5．4 Morphology of Jejunum section
4．5．5 Morphology of Ileum section
4．5．6 Transepithelial permeability of intestine
4．6 Discussion
4．7 Conclusion
4．8 Tables
4．8 Images
CHAPTER 5：DIETARY SUPPLEMENTATION OF VARIOUS PROTEIN SOURCES SBM AND CSM INGREDIENTS ARE INFLUENCED ON EAAL IN BROILER CHICKENS
5．1 Abstract
5．2 Introduction
5．3 Objectives
5．4 Methodology
5．4．1 Experimental Design
5．4．2 Diet Formulation
5．4．4 Ileal Digesta Sample Collection and Processing
5．4．5 Chemical Analysis
5．4．6 Calculations
5．5 Results
5．6 Discussion
5．7 Conclusion
5．8 Tables
CHAPTER 6：ILEAL AMINO ACID DIGESTIBILITY INFLUENCED ON DIETARY SUPPLEMENTATION OF VARIOUS PROTEIN SOURCES AND INGREDIENTS IN BROILER CHICKENS
6．1 Abstract
6．2 Introduction
6．3 Objectives
6．4 Methodology
6．4．1 Experimental Procedure
6．4．2 Experimental diet design
6．4．3 Housing system
6．4．4 Collection of ileal digesta and processing
6．4．5 Chemical analysis
6．4．6 Calculation
6．5 Results
6．6 Discussion
6．7 Conclusion
6．8 Tables
CHAPTER 7 SUMMARY AND GENERAL CONCLUSION
PUBLICATIONS
REFERENCES
APPENDIX
ABBREVIATIONS
ACKNOWLEDGEMENTS
CURRICULUM VITAE
