| Dedicaiton | 第1-5页 |
| ACKNOWLEDGEMENT | 第5-6页 |
| Table of contents | 第6-9页 |
| List of Tables | 第9-10页 |
| Listof figures | 第10-12页 |
| List of abbreviations and acronyms | 第12-14页 |
| Supplementary data | 第14-15页 |
| Abstract | 第15-18页 |
| 摘要 | 第18-20页 |
| Chapter 1 Generality on rice and research background | 第20-36页 |
| ·Generality on rice | 第21-22页 |
| ·Areas and expansion of the world rice production | 第22页 |
| ·Imports and Exports of world rice | 第22-23页 |
| ·Cultivated rice | 第23-26页 |
| ·Origin of the two cultivated rice species | 第23-24页 |
| ·Useful traits of Oryza. glaberrima | 第24-25页 |
| ·Useful traits of Oryza. sativa | 第25-26页 |
| ·Heterosis utilization in rice | 第26-30页 |
| ·Concept of heterosis | 第26-27页 |
| ·Development of hybrid rice | 第27-28页 |
| ·Hybrid rice seed production systems | 第28-30页 |
| ·Heterosis and genetic diversity | 第30-36页 |
| ·Correlation between heterosis and genetic diversity | 第30-31页 |
| ·Intra-subspecific, inter-subspecific and interspecific heterosis | 第31-32页 |
| ·Interspecific hybridization between O. glaberrima and O. sativa | 第32页 |
| ·Development of O.glaberrima and O.sativa interspecific hybrids | 第32-34页 |
| ·Morphological, molecular markers and genetic diversity | 第34-36页 |
| Chapter 2 Identification of Interspecific Heterosis between twoCultivated Rice Species Oryza sativa L and Oryzaglaberrima Steud | 第36-56页 |
| ·Introduction | 第37-38页 |
| ·Objectives of this work | 第38页 |
| ·Materials and methods | 第38-40页 |
| ·Parents and cross design | 第38-39页 |
| ·Hybridization | 第39-40页 |
| ·Field experimentation | 第40-41页 |
| ·Data analysis | 第41页 |
| ·Results | 第41-50页 |
| ·Pollen sterility of CMS lines | 第41-42页 |
| ·Fertility restoration of F_1 | 第42-43页 |
| ·Sources of variation for agronomic traits of the hybrids | 第43-44页 |
| ·Field performance and heterobelitosis of the hybirds | 第44-46页 |
| ·General combining ability of the parental lines | 第46-47页 |
| ·Yield performance of promising hybrids | 第47-48页 |
| ·Heterobeltiosis and heterotic hybrids | 第48-50页 |
| ·Discussion | 第50-53页 |
| ·Conclusion | 第53-56页 |
| Chapter 3 Genetic diversity and yield heterosis of the partialinterspecific hybrid irce between Oryza sativa L. and Oryzaglaberrima Steud | 第56-109页 |
| ·Introduction | 第57-59页 |
| ·Objectives | 第59页 |
| ·Materials and Methods | 第59-64页 |
| ·Development of the experimental populations | 第59-61页 |
| ·Field trials and agronomic traits evaluation | 第61-62页 |
| ·SSR primers designing | 第62-63页 |
| ·Buffer and DNA extraction protocol in 100 ml volume | 第63页 |
| ·DNA Extraction Protocol (DEP) | 第63-64页 |
| ·PCR amplification | 第64页 |
| ·Data analysis and Scoring of SSR markers | 第64-65页 |
| ·Results | 第65-104页 |
| ·Variation of field performance traits of the hybrids | 第65-68页 |
| ·Field performance of fertility and yield components of the hybrids | 第68-70页 |
| ·Heterobeltiosis of yield and yield component of the hybrids | 第70-73页 |
| ·Identification of O.glaberrima and O.sativa morphological traits among the populations | 第73-77页 |
| ·Correlation between grain yield and yield components | 第77-78页 |
| ·DNA quality and polymorphic SSR markers | 第78-79页 |
| ·Identification of parental and non parental alleles from the parental lines | 第79-80页 |
| ·Informative SSR markers for identifying O.glaberrima specific alleles | 第80-83页 |
| ·Comparison between overall mean of O.glaberrima genome proportion and the overall mean of grain yield performance | 第83-84页 |
| ·Comparison between overall mean of O.glaberrima genome proportion and the overall mean of grain yield heterosis | 第84-86页 |
| ·Genetic dissimilarity of the parental lines | 第86-87页 |
| ·Correlation between the proportion of O.glaberrima genes of ILs and genetic dissimilarity of parental lines | 第87-88页 |
| ·Relationship between the range of O.glaberrima genes proportion of ILs and the performance of grain yield and yield components of the partial interspecific hybrids | 第88-90页 |
| ·Relationship between the range of O.glaberrima genes proportion of ILs and the heterobletiosis of grain yield and yield components of the partial interspecific hybrids | 第90-93页 |
| ·Suitable range of O. glaberrima genome proportion and promising ILs | 第93-95页 |
| ·Correlation between genetic dissimilarity of the parental lines and YP or YPH of the partial interspecific hybrids | 第95-96页 |
| ·Correlation between the proportion of RAM3 genes in genome of the partial interspecific hybrids and the grain yield performance or heterosis | 第96-98页 |
| ·correlation between the proportion of O. glaberrima genes in the genome of the partial interspecfic hybrids and their yield performance or heterosis | 第98-99页 |
| ·Genetic dissimilarity and the proportion of O.glaberrima genes in the genome of the relatively higher yielding partial interspecific hybrids | 第99-101页 |
| ·Genetic dissimilarity and the proportion of O.glaberrima genes in the genome of the heterotic partial interspecific hybrids | 第101-103页 |
| ·Grain yield performance of the promising partial interspecific hybrids | 第103-104页 |
| ·Discussion | 第104-108页 |
| ·Conclusion | 第108-109页 |
| Summary | 第109-111页 |
| Perspectives | 第111-113页 |
| References | 第113-120页 |
| Supplementary data | 第120-127页 |
| Publications | 第127页 |
