| 摘要 | 第6-8页 |
| ABSTRACT | 第8-10页 |
| LIST OF ABBREVIATIONS | 第14-17页 |
| CHAPTER Ⅰ INTRODUCTION AND RESEARCH BACKGROUND | 第17-43页 |
| 1 INTRODUCTION | 第17-18页 |
| 2 RESEARCH BACKGROUND | 第18-43页 |
| 2.1 Rice Diversification | 第20-32页 |
| 2.1.1 Methods of classification | 第22-23页 |
| 2.1.2 The different complexes of Oryza species | 第23-29页 |
| 2.1.3 Domesticated species | 第29-32页 |
| 2.2 Heterosis and Genetic Diversity | 第32-41页 |
| 2.2.1 Effects remoteness and distant heterosis utilization in rice | 第35-36页 |
| 2.2.2 Covenants and restraints of distant heterosis in rice | 第36-39页 |
| 2.2.3 New approaches for distant heterosis exploitation | 第39-41页 |
| 2.3 Objectives of the research | 第41-43页 |
| CHAPTER Ⅱ MOLECULAR PROFILING, GENETIC DIVERSITY AND HETEROSIS ANALYSIS OF INTROGRESSION LINES DERIVED FROM CROSSES BETWEEN OR YZA SATIVA AND OR YZA GLABERRIMA | 第43-67页 |
| 1 INTRODUCTION | 第43-46页 |
| 2 MATERIALS AND METHODS | 第46-51页 |
| 2.1 Plant materials | 第46-48页 |
| 2.2 Field trials and agronomic traits evaluation | 第48页 |
| 2.3 DNA extraction | 第48-49页 |
| 2.4 SSR primers designing and Genotyping | 第49页 |
| 2.5 Statistical analyses | 第49-51页 |
| 3 RESULTS | 第51-63页 |
| 3.1 Phenotypic Variation and Correlation Analysis of the seven Agronomic Traits | 第51-55页 |
| 3.1.1 Phenotypic Variation | 第51-54页 |
| 3.1.2 Correlation Analysis | 第54-55页 |
| 3.2 Polymorphism and Segregation Analysis | 第55-57页 |
| 3.3 Gene diversity and polymorphism information content (PIC) | 第57页 |
| 3.4 Identification of the Oryza glaberrima genomic fragments introgressed in the ILs | 第57-62页 |
| 3.5 Population Structure of the Intro gression Lines [△K ?K=2] | 第62-63页 |
| 4 DISCUSSION | 第63-67页 |
| CHAPTER Ⅲ HETEROSIS ANALYSIS AND IDENTIFICATION OF INTERSPECIFIC HETEROTIC LOCI ASSOCIATED WITH AGRONOMIC TRAITS IN RICE INTROGRESSION LINES CARRYING GENOMIC FRAGMENTS OF ORYZA GLABERRIMA | 第67-109页 |
| 1 INTRODUCTION | 第67-69页 |
| 2 MATERIALS AND METHODS | 第69-76页 |
| 2.1 Material preparation, field experiments and phenotyping | 第69-73页 |
| 2.2 Genomic DNA Extraction, Genotyping and Data Scoring | 第73-74页 |
| 2.3 Loci mapping | 第74-76页 |
| 3 RESULTS | 第76-99页 |
| 3.1 Performance of the seven agronomic traits in ILs, GZ63S and the FI partial interspecific hybrids | 第76-78页 |
| 3.2 Mid-parent heterosis for the seven agronomic traits | 第78-80页 |
| 3.3 Heterobeltiosis (heterosis over the better parent) of the seven agronomic traits | 第80-82页 |
| 3.4 Correlations between seven measured agronomic traits and variance for Environment-Genotype interaction | 第82-84页 |
| 3.5 Interspecfic Heterotic Loci (HLs) detected in the partial interspecific hybrids | 第84-89页 |
| 3.6 Pleiotropism of the heterotic loci and the quantitative trait loci | 第89页 |
| 3.7 Detection of QTLs associated with agronomic traits in the ILs | 第89-92页 |
| 3.8 Trait-marker Association mapping | 第92-99页 |
| 4 DISCUSSIONS | 第99-109页 |
| 4.1 Interspecific heterosis mechanisms in hybrids | 第99-100页 |
| 4.2 Analysis of Interspecific HL and Detection of QTL | 第100-103页 |
| 4.3 Detection of molecular markers for interspecific rice breeding | 第103-105页 |
| 4.4 Comparison between Association mapping and QTL mapping | 第105-109页 |
| CONCLUSIONS AND PERSPECTIVES | 第109-112页 |
| REFERENCES | 第112-134页 |
| APPENDIX | 第134-141页 |
| ACKNOWLEDGEMENTS | 第141页 |
