Study to determine maximum growth capacity and amino acid requirements of Tilapia genotypes:
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Abschlussarbeit Buch |
| Sprache: | English |
| Veröffentlicht: |
2002
|
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | 106 S. graph. Darst. |
Internformat
MARC
| LEADER | 00000nam a2200000 c 4500 | ||
|---|---|---|---|
| 001 | BV024619434 | ||
| 003 | DE-604 | ||
| 005 | 20090910 | ||
| 007 | t | ||
| 008 | 090924s2002 d||| m||| 00||| eng d | ||
| 035 | |a (OCoLC)916656048 | ||
| 035 | |a (DE-599)GBV361617429 | ||
| 040 | |a DE-604 |b ger |e rakwb | ||
| 041 | 0 | |a eng | |
| 049 | |a DE-83 | ||
| 100 | 1 | |a Mohamed, Khaled Ahmed El-Sayed Ali |d 1965- |e Verfasser |0 (DE-588)124532640 |4 aut | |
| 245 | 1 | 0 | |a Study to determine maximum growth capacity and amino acid requirements of Tilapia genotypes |c by Khaled Ahmed El-Sayed Ali Mohamed |
| 264 | 1 | |c 2002 | |
| 300 | |a 106 S. |b graph. Darst. | ||
| 336 | |b txt |2 rdacontent | ||
| 337 | |b n |2 rdamedia | ||
| 338 | |b nc |2 rdacarrier | ||
| 502 | |a Göttingen, Univ., Diss., 2002 | ||
| 655 | 7 | |0 (DE-588)4113937-9 |a Hochschulschrift |2 gnd-content | |
| 856 | 4 | 2 | |m HBZ Datenaustausch |q application/pdf |u http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=018591514&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |3 Inhaltsverzeichnis |
| 999 | |a oai:aleph.bib-bvb.de:BVB01-018591514 | ||
Datensatz im Suchindex
| _version_ | 1804140639387910144 |
|---|---|
| adam_text | Titel: Study to determine maximum growth capacity and amino acid requirements of Tilapia genotypes
Autor: Mohamed, Khaled Ahmed El-Sayed Ali
Jahr: 2002
LIST OF CONTENTS
Page
1. Introduction....................................................................................................................1
2. Review of Literature......................................................................................................3
2.1. Feeding behavior............................................................................................................3
2.2. Dietary requirements......................................................................................................3
2.2.1. Dietary protein requirements.........................................................................................4
2.2.2. Amino acid requirements...............................................................................................8
2.2.2.1. Essential amino acid supplementation.........................................................................13
2.2.2.2. Amino acid availability................................................................................................14
2.2.3. Energy requirement......................................................................................................15
2.2.3.1. Lipids as source of energy...........................................................................................16
2.2.3.2. Carbohydrates as source of energy..............................................................................17
2.2.3.3. Sparing effect of protein by lipids and carbohydrates.................................................17
2.2.4. Mineral requirement....................................................................................................20
2.2.5. Vitamin requirement...................................................................................................21
3. Material and Methods..................................................................................................23
3.1. Experimental systems..................................................................................................23
3.1.1. Experimental facility....................................................................................................23
3.1.2. Experimental fish.........................................................................................................25
3.1.3. Experimental procedure...............................................................................................25
3.1.4. Feeding system.............................................................................................................26
3.2. Experimental diets.......................................................................................................26
3.2.1. Diets formulation.........................................................................................................26
3.2.2. Diets manufacture........................................................................................................27
3.3. Sample preparation for chemical analysis...................................................................30
3.4. Analytical methods......................................................................................................30
3.5. Experimental parameters..............................................................................................31
3.6. Statistical analysis........................................................................................................33
4. Results..........................................................................................................................34
4.1. Experimentl.................................................................................................................34
4.1.1. Feed intake and growth performance...........................................................................34
4.1.2. Feed Conversion Ratio.................................................................................................36
4.1.3. Protein Efficiency Ratio...............................................................................................37
4.1.4. Productive Protein Value.............................................................................................39
4.1.5. Net Protein Utilization.................................................................................................40
4.1.6. Body composition........................................................................................................41
4.1.7. Nutrient deposition......................................................................................................42
4.1.8. Calculation of maximum growth capacity..................................................................44
4.2. Experiment 2...............................................................................................................46
4.2.1. Feed intake and growth performance..........................................................................46
4.2.2. Feed Conversion Ratio................................................................................................49
4.2.3. Protein Efficiency Ratio..............................................................................................50
4.2.4. Productive Protein Value............................................................................................51
4.2.5. Net Protein Utilization................................................................................................53
4.2.6. Body composition........................................................................................................54
4.2.7. Nutrient deposition.......................................................................................................55
4.2.8. Calculation of maximum growth capacity...................................................................57
4.3. Experiments...............................................................................................................59
4.3.1. Feed intake and growth performance..........................................................................59
4.3.2. Feed Conversion Ratio..................................................................................................61
4.3.3. Protein Efficiency Ratio................................................................................................62
4.3.4. Productive Protein Value..............................................................................................63
4.3.5. Net Protein Utilization..................................................................................................65
4.3.6. Body composition.........................................................................................................66
4.3.7. Nutrient deposition........................................................................................................67
4.3.8. Calculation of maximum growth capacity....................................................................69
5. Discussion.....................................................................................................................71
5.1. The effect of dietary protein intake on growth performance........................................71
5.2. Effect of dietary protein intake and protein energy ratio on feed conversion..............74
5.3. The effect of dietary protein level on protein utilization.............................................75
5.4. The effect of dietary protein level on body composition and nutrient deposition........79
5.5. The effect of genotype on maximum N deposition capacity........................................80
5.6. Calculation of threonine efficiency and threonine requirement..................................82
6. Conclusions....................................................................................................................84
7. Summary........................................................................................................................85
8. Appendix........................................................................................................................87
9. References......................................................................................................................91
LIST OF TABLES
Table No. Pa8e
1. Optimum protein level for maximum growth of Tilapia species.........................................7
2. Fish species requiring the ten essential amino acids............................................................9
3. The essential amino acid requirements of some fish species(% of CP)...............................11
4. Essential amino acid requirements for Tilapia species ( % of CP)....................................12
5. Comparison of efficiency of utilization of energy by fish, chicken and cattle.....................16
6. Optimum protein: energy ratio for maximum growth of different Tilapia species..............20
7. The suggested premix for Tilapia feeds...............................................................................22
8. Experimental design of feeding experiments.......................................................................26
9. Proximate analysis of feedstuffs used in the experiments....................................................27
10. The amino acid composition of the experimental diets......................................................28
11. Composition and proximate analysis of the experimental diets.........................................29
12. Summarized data offish sampling for measurements of body composition......................30
13. Growth parameters dependent on test diets and age (genotype 1).....................................35
14. Specific growth rate (SGR) dependent on test diets and age (genotype 1)......................36
15. Feed conversion ratio (FCR) dependent on test diets and age (genotype 1)....................37
16. Protein efficiency ratio (PER) dependent on test diets and age (genotype 1)..................38
17. Productive protein value (PPV) dependent on test diets and age (genotype 1)...............40
18. Net protein utilization (NPU) dependent on test diets and age (genotype 1)..................41
19. Whole body composition offish at the start and end of experiment (genotype 1).............42
20. Protein gain dependent on test diets and age (genotype 1)................................................43
21. Fat gain dependent on test diets and age (genotype 1)......................................................44
22. Calculation of maximum N deposition capacity dependent on test diets and age
(genotype 1).......................................................................................................................45
23. Growth parameters dependent on test diets and age (genotype 2)....................................47
24. Specific growth rate (SGR) dependent on test diets and age (genotype 2)......................48
25. Feed conversion ratio (FCR) dependent on test diets and age (genotype 2)....................50
26. Protein efficiency ratio (PER) dependent on test diets and age (genotype 2)..................51
27. Productive protein value (PPV) dependent on test diets and age (genotype 2)...............52
28. Net protein utilization (NPU) dependent on test diets and age (genotype 2)..................53
29. Whole body composition offish at the start and end of experiment
(genotype 2).......................................................................................................................54
30. Protein gain dependent on test diets and age (genotype 2)................................................56
31. Fat gain dependent on test diets and age (genotype 2)......................................................56
32. Calculation of maximum N deposition capacity dependent on test diets and age
(genotype 2).......................................................................................................................57
33. Growth parameters dependent on test diets and age (genotype 3)....................................60
34. Specific growth rate (SGR) dependent on test diets and age (genotype 3).....................61
35. Feed conversion ratio (FCR) dependent on test diets and age (genotype 3)...................62
36. Protein efficiency ratio (PER) dependent on test diets and age
(genotype 3).......................................................................................................................63
37. Productive protein value (PPV) dependent on test diets and age
(genotype 3).......................................................................................................................64
38. Net protein utilization (NPU) dependent on test diets and age
(genotype 3).......................................................................................................................65
39. Whole body composition offish at the start and end of experiment
(genotype 3).......................................................................................................................66
40. Protein gain dependent on test diets and age (genotype 3)................................................68
41. Fat gain dependent on test diets and age (genotype 3)......................................................68
42. Calculation of maximum N deposition capacity dependent on test diets and age
(genotype 3).......................................................................................................................69
43. N deposition data of different Tilapia genotypes dependent on test diets (70 days)
and percentage of N deposition capacity...........................................................................81
44. Maximum daily N retention capacity dependent on test diets and
Tilapia genotypes (70 days)................................................................................................81
LIST OF FIGURES
Figure No. page
1. Diagram of the closed water recirculation system unit......................................................24
2. N deposition curve at the end of the experiment for isoenergetic diets
(genotype 1).....................................................................................................................45
3. N deposition curve at the end of the experiment for adapted diets (genotype 1).............46
4. N deposition curve at the end of the experiment for isoenergetic diets
(genotype 2)....................................................................................................................58
5. N deposition curve at the end of the experiment for adapted diets (genotype 2)...........58
6. N deposition curve at the end of the experiment for isoenergetic diets
(genotype 3)....................................................................................................................70
7. N deposition curve at the end of the experiment for adapted diets (genotype 3)............70
8. The effect of dietary protein level of the diets on growth performance of different
Tilapia genotypes (70 days)..............................................................................................73
9. Relationship between dietary protein level of the diets on feed conversion ratio
of different Tilapia genotypes (70 days)..........................................................................75
10. The effect of dietary protein level of the diets on protein efficiency ratio
of different tilapia genotypes (70 days)...........................................................................76
11. The effect of dietary protein level on productive protein value
of different Tilapia genotypes (70 days).........................................................................78
12. The effect of dietary protein level on net protein utilization of different
Tilapia genotypes (70 days)............................................................................................79
|
| any_adam_object | 1 |
| author | Mohamed, Khaled Ahmed El-Sayed Ali 1965- |
| author_GND | (DE-588)124532640 |
| author_facet | Mohamed, Khaled Ahmed El-Sayed Ali 1965- |
| author_role | aut |
| author_sort | Mohamed, Khaled Ahmed El-Sayed Ali 1965- |
| author_variant | k a e s a m kaesa kaesam |
| building | Verbundindex |
| bvnumber | BV024619434 |
| ctrlnum | (OCoLC)916656048 (DE-599)GBV361617429 |
| format | Thesis Book |
| fullrecord | <?xml version="1.0" encoding="UTF-8"?><collection xmlns="http://www.loc.gov/MARC21/slim"><record><leader>01111nam a2200277 c 4500</leader><controlfield tag="001">BV024619434</controlfield><controlfield tag="003">DE-604</controlfield><controlfield tag="005">20090910 </controlfield><controlfield tag="007">t</controlfield><controlfield tag="008">090924s2002 d||| m||| 00||| eng d</controlfield><datafield tag="035" ind1=" " ind2=" "><subfield code="a">(OCoLC)916656048</subfield></datafield><datafield tag="035" ind1=" " ind2=" "><subfield code="a">(DE-599)GBV361617429</subfield></datafield><datafield tag="040" ind1=" " ind2=" "><subfield code="a">DE-604</subfield><subfield code="b">ger</subfield><subfield code="e">rakwb</subfield></datafield><datafield tag="041" ind1="0" ind2=" "><subfield code="a">eng</subfield></datafield><datafield tag="049" ind1=" " ind2=" "><subfield code="a">DE-83</subfield></datafield><datafield tag="100" ind1="1" ind2=" "><subfield code="a">Mohamed, Khaled Ahmed El-Sayed Ali</subfield><subfield code="d">1965-</subfield><subfield code="e">Verfasser</subfield><subfield code="0">(DE-588)124532640</subfield><subfield code="4">aut</subfield></datafield><datafield tag="245" ind1="1" ind2="0"><subfield code="a">Study to determine maximum growth capacity and amino acid requirements of Tilapia genotypes</subfield><subfield code="c">by Khaled Ahmed El-Sayed Ali Mohamed</subfield></datafield><datafield tag="264" ind1=" " ind2="1"><subfield code="c">2002</subfield></datafield><datafield tag="300" ind1=" " ind2=" "><subfield code="a">106 S.</subfield><subfield code="b">graph. Darst.</subfield></datafield><datafield tag="336" ind1=" " ind2=" "><subfield code="b">txt</subfield><subfield code="2">rdacontent</subfield></datafield><datafield tag="337" ind1=" " ind2=" "><subfield code="b">n</subfield><subfield code="2">rdamedia</subfield></datafield><datafield tag="338" ind1=" " ind2=" "><subfield code="b">nc</subfield><subfield code="2">rdacarrier</subfield></datafield><datafield tag="502" ind1=" " ind2=" "><subfield code="a">Göttingen, Univ., Diss., 2002</subfield></datafield><datafield tag="655" ind1=" " ind2="7"><subfield code="0">(DE-588)4113937-9</subfield><subfield code="a">Hochschulschrift</subfield><subfield code="2">gnd-content</subfield></datafield><datafield tag="856" ind1="4" ind2="2"><subfield code="m">HBZ Datenaustausch</subfield><subfield code="q">application/pdf</subfield><subfield code="u">http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=018591514&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA</subfield><subfield code="3">Inhaltsverzeichnis</subfield></datafield><datafield tag="999" ind1=" " ind2=" "><subfield code="a">oai:aleph.bib-bvb.de:BVB01-018591514</subfield></datafield></record></collection> |
| genre | (DE-588)4113937-9 Hochschulschrift gnd-content |
| genre_facet | Hochschulschrift |
| id | DE-604.BV024619434 |
| illustrated | Illustrated |
| indexdate | 2024-07-09T22:03:10Z |
| institution | BVB |
| language | English |
| oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-018591514 |
| oclc_num | 916656048 |
| open_access_boolean | |
| owner | DE-83 |
| owner_facet | DE-83 |
| physical | 106 S. graph. Darst. |
| publishDate | 2002 |
| publishDateSearch | 2002 |
| publishDateSort | 2002 |
| record_format | marc |
| spelling | Mohamed, Khaled Ahmed El-Sayed Ali 1965- Verfasser (DE-588)124532640 aut Study to determine maximum growth capacity and amino acid requirements of Tilapia genotypes by Khaled Ahmed El-Sayed Ali Mohamed 2002 106 S. graph. Darst. txt rdacontent n rdamedia nc rdacarrier Göttingen, Univ., Diss., 2002 (DE-588)4113937-9 Hochschulschrift gnd-content HBZ Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=018591514&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Mohamed, Khaled Ahmed El-Sayed Ali 1965- Study to determine maximum growth capacity and amino acid requirements of Tilapia genotypes |
| subject_GND | (DE-588)4113937-9 |
| title | Study to determine maximum growth capacity and amino acid requirements of Tilapia genotypes |
| title_auth | Study to determine maximum growth capacity and amino acid requirements of Tilapia genotypes |
| title_exact_search | Study to determine maximum growth capacity and amino acid requirements of Tilapia genotypes |
| title_full | Study to determine maximum growth capacity and amino acid requirements of Tilapia genotypes by Khaled Ahmed El-Sayed Ali Mohamed |
| title_fullStr | Study to determine maximum growth capacity and amino acid requirements of Tilapia genotypes by Khaled Ahmed El-Sayed Ali Mohamed |
| title_full_unstemmed | Study to determine maximum growth capacity and amino acid requirements of Tilapia genotypes by Khaled Ahmed El-Sayed Ali Mohamed |
| title_short | Study to determine maximum growth capacity and amino acid requirements of Tilapia genotypes |
| title_sort | study to determine maximum growth capacity and amino acid requirements of tilapia genotypes |
| topic_facet | Hochschulschrift |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=018591514&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
| work_keys_str_mv | AT mohamedkhaledahmedelsayedali studytodeterminemaximumgrowthcapacityandaminoacidrequirementsoftilapiagenotypes |