Research on the effectiveness of algimun on Cobb 500 chickens and Ri x Luong Phuong hybrid chickens raised in open cages in Thai Nguyen

THAI NGUYEN UNIVERSITY

UNIVERSITY OF AGRICULTURE AND FORESTRY

BEAUTIFUL TOMB

RESEARCH ON THE EFFECTIVENESS OF ALGIMUN ON COBB 500 CHICKENS AND HYBRID CHICKENS (RI x LUONG PHUONG) RAISED IN OPEN CAGES IN THAI NGUYEN

MASTER'S THESIS IN ANIMAL BREEDING

THAI NGUYEN - 2020

THAI NGUYEN UNIVERSITY

UNIVERSITY OF AGRICULTURE AND FORESTRY

BEAUTIFUL TOMB

RESEARCH ON THE EFFECTIVENESS OF ALGIMUN ON COBB 500 CHICKENS AND HYBRID CHICKENS (RI x LUONG PHUONG) RAISED IN OPEN CAGES IN THAI NGUYEN

Industry: Animal Husbandry Code: 8.62.01.05

MASTER'S THESIS IN ANIMAL BREEDING

Scientific supervisor: Associate Professor, Dr. Nguyen Thi Thuy My

THAI NGUYEN - 2020

COMMITMENT

I hereby declare that this is my own research work. The data in the thesis are true and have not been published in any other work. Any help is gratefully acknowledged. The information cited in the thesis is clearly indicated.

Thai Nguyen, September 2020

Thesis author

Thi Dep Mausoleum

ACKNOWLEDGEMENTS

During the time of studying, researching and completing the thesis, I received enthusiastic guidance and instruction from teachers, help and encouragement from friends, colleagues and family.

On the occasion of completing my thesis, please allow me to express my respect and deep gratitude to my direct supervisor , Associate Professor, Dr. Nguyen Thi Thuy My, for her enthusiastic guidance, dedication, time and support throughout my study and thesis.

I would like to express my sincere gratitude to the Board of Directors of Thai Nguyen University of Agriculture and Forestry, the Training Department, the Head of the Faculty of Animal Husbandry and Veterinary Medicine, the teachers and the leaders of Quyet Thang Commune - Thai Nguyen City for helping and creating favorable conditions for me during my study, research and thesis completion.

In particular, I would like to sincerely thank the whole family of Associate Professor, Dr. Tran Thanh Van and Associate Professor, Dr. Nguyen Thi Thuy My for their care and enthusiastic support, who have directly instructed, encouraged and guided me throughout the time I have been working on this topic. All of these lessons will help me to be more confident in my life and work in the future. Once again, I would like to wish my teachers good health, happiness and more success in their career of educating people.

Finally, I would like to respectfully send my sincere thanks and best wishes to the teachers in the thesis evaluation council.

Thank you very much!

Thai Nguyen, date month year 2020

Thesis author

Lang Thi Dep TABLE OF CONTENTS

THAI NGUYEN - 2020 i

COMMITMENT i

ACKNOWLEDGEMENTS ii

TABLE OF CONTENTS ii

LIST OF ABBREVIATIONS v

LIST OF TABLES

LIST OF FIGURES viii

INTRODUCTION 1

1. Problem statement 1

2. Objectives of topic 2

3. Meaning of topic 2

Chapter 1. DOCUMENT OVERVIEW 3

1.1. Scientific basis of topic 3

1.1.1. Introduction to Algimun 3

1.1.2. Appearance characteristics and production capacity of Cobb 500 chickens and Ri 6 hybrid chickens

1.1.3. Scientific basis for studying the inheritance of production traits of poultry 8

1.2. Research situation at home and abroad 21

1.2.1. Domestic research situation 21

1.2.2. Research situation abroad 23

Chapter 2. SUBJECTS, CONTENT AND METHODS OF RESEARCH

RESCUE 27

2.1. Research subjects 27

2.2. Location and time of implementation 27

2.3. Research content 27

2.4. Research methods and monitoring indicators 27

2.4.1. Research methods 27

2.4.2. Monitoring indicators 30

2.4.3. Monitoring indicators and monitoring methods 31

2.4.4. Data processing method 35

Chapter 3. RESULTS AND DISCUSSION 37

3.1. Experiment 1 results: Effect of Algimun on meat production ability of Cobb 500 broiler chickens raised in open cages 37

3.1.1. Temperature monitoring results during the experiment 1 37

3.1.2. Effect of Algimun on survival rate of experimental chicken flock 1 . 37

3.1.3. Effect of Algimun on growth of experimental chickens 1 38

3.1.4. Effect of Algimun on the ability to use and convert food in experiment 1 45

3.1.5. Effects of Algimun on production index and economic index of experimental chickens 1 52

3.1.6. Effect of Algimun on meat yield of experimental chickens 1 54

3.1.7. Effect of Algimun on meat quality of experimental chickens 1 55

3.1.8. Effect of Algimun on direct cost per 1 kg of chicken in experiment 1 57

3.2. Experiment 2 results: Effect of Algimun on meat production of chickens (Ri hybrid raised in open cages) 58

3.2.1. Temperature monitoring results during the experiment 2 59

3.2.2. Effect of Algimun on survival rate of experimental chickens 2 59

3.2.3. Effect of Algimun on growth of experimental chickens 2 60

3.2.4. Effect of algimun on feed utilization and conversion of experimental chickens 2 (Ri x Luong Phuong) 67

3.2.5. Effects of Algimun on production index and economic index of experimental chickens 2 74

3.2.6. Effect of Algimun on meat yield of experimental 2 76

3.2.7. Effect of Algimun on meat quality of experimental chicken 2 ... 78

3.2.8. Effect of Algimun on direct cost for 1 kg of experimental chicken 2 80

CONCLUSION AND RECOMMENDATIONS 81

REFERENCES 84

LIST OF ABBREVIATIONS

Acronym

Meaning
Address University of Natural Resources	Control University of Agriculture and Forestry
Publisher	Publishing house
SS	Newborn
TÁ TATTN TTTÁ	Food Food intake Food consumption
TCVN	Vietnam Standard
TN HHHC FI	Experiment Complete mixture Feed intake

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LIST OF TABLES

Table 2.1. Experimental diagram 1 28

Table 2.2. Composition and nutritional value of experimental chickens 1 28

Table 2.3. Experimental diagram 2 29

Table 2.4. Composition and nutritional value of experimental chickens 2 30

Table 3.1. Temperature monitoring results during the experiment 1 37

Table 3.2. Cumulative survival rate of experimental chickens 1 38

Table 3.3. Cumulative growth of experimental chickens 1 through weeks of age .. 39 Table 3.4. Absolute growth of experimental chickens 1 41

Table 3.5. Relative growth of experimental chickens 1 44

Table 3.6. Feed intake capacity of experimental chickens 1 46

Table 3.7. Feed cost/kg weight gain of experimental chickens 1 47

Table 3.8: Energy and Protein consumption/kg cumulative weight gain of experimental chickens 1 51

Table 3.9. Production index (PI) and economic index of experimental chicken 1 53 Table 3.10: Results of postmortem survey of experimental chicken 1 54

Table 3.11: Meat quality of experimental chickens1 55

Table 3.12. Direct costs for 1kg of chicken sold in experiment 1 58

Table 3.13: Temperature monitoring results during experiment 2. 59 Table 3.14. Cumulative survival rate of experimental chickens 2 60

Table 3.15. Cumulative growth of experimental chickens 2 through 60 weeks of age

Table 3.16. Absolute growth of experimental chickens 2 63

Table 3.17. Relative growth of experimental chickens 2 65

Table 3.18. Feed intake capacity of experimental chickens 2 67

Table 3.19. Feed cost/kg weight gain of experimental chickens 2 69

Table 3.20: Cumulative energy and protein expenditure of experimental chickens 2 72

Table 3.21. Production index and economic index of experimental chicken 2 75

Table 3.22: Results of the experimental chicken autopsy2 77

Table 3.23: Meat quality of experimental chickens2 78