| Dedication | 第5-6页 |
| Acknowledgement | 第6-7页 |
| 摘要 | 第7-8页 |
| Abstract | 第8-9页 |
| Abbreviations and Acronyms | 第10-19页 |
| Introduction | 第19-37页 |
| 1. General introduction | 第20-22页 |
| 2. Microbial diversity | 第22-29页 |
| 2.1 Microbial diversity in the East China Sea | 第23-26页 |
| 2.2 Microbial diversity in Salt Lakes of mainland China | 第26-29页 |
| 3. Significances of bacteria and novel bacteria | 第29-30页 |
| 4. Aquatic environment is the treasure of diverse novel bacterial taxa | 第30-31页 |
| 5. Genus Flavobacterium | 第31-35页 |
| 5.1 Taxonomic status and characterizations | 第31-32页 |
| 5.2 Habitat and ecology | 第32-34页 |
| 5.3 Applications and significance | 第34-35页 |
| 6. Aims and objectives of the thesis | 第35页 |
| 7. Thesis outline | 第35-37页 |
| Chapter 1-Bacterial diversity in aquatic environments of the East China Sea and salt lakes of mainland China, and comparison of diversity between these two environments | 第37-64页 |
| Introduction | 第38-39页 |
| Materials and Methods | 第39-45页 |
| Results | 第45-56页 |
| Discussion | 第56-62页 |
| Conclusion | 第62页 |
| Funding support | 第62页 |
| Acknowledgements | 第62-64页 |
| Chapter 2-Flavobacterium sharifuzzamanii sp. nov.,isolated from the sediments of the East China Sea | 第64-80页 |
| Introduction | 第65页 |
| Materials and Methods | 第65-68页 |
| Results and Discussion | 第68-79页 |
| Acknowledgements | 第79-80页 |
| Chapter 3-Flavobacterium zhairuonensis sp. nov., a gliding bacterium isolated from sediments of the East China Sea | 第80-95页 |
| Introduction | 第81页 |
| Materials and Methods | 第81-82页 |
| Results and Discussion | 第82-94页 |
| Acknowledgement | 第94-95页 |
| Chapter 4-Flavobacterium chakense sp. nov.,the first member of genus Flavobacterium isolated from the surface water of a hypersaline lake | 第95-107页 |
| Introduction | 第96页 |
| Materials and methods | 第96-98页 |
| Results and Discussion | 第98-106页 |
| Acknowledgement | 第106-107页 |
| Chapter 5-Investigation of natural products from the novel species of genus Flavobacterium | 第107-116页 |
| Conclusion | 第116-118页 |
| References | 第118-149页 |
| Institutional background of author | 第149-151页 |
| Appendix | 第151-168页 |
