| 摘要 | 第7-8页 |
| abstract | 第8-9页 |
| 1. Motivation Introduction and State-of-the-art Knowledge | 第12-14页 |
| 1.1 Motivation | 第12页 |
| 1.2 Introduction and state-of-the-art knowledge | 第12-14页 |
| 2. Study Area | 第14-16页 |
| 3. Materials and Methods | 第16-20页 |
| 4. Result | 第20-29页 |
| 4.1 Core description of sediment cores from Hala Lake | 第20-21页 |
| 4.2 Chronology of sediment cores from Hala Lake | 第21-22页 |
| 4.3 Ostracod Assemblages | 第22-24页 |
| 4.4 Ostracod distribution in sediment cores from Hala Lake | 第24-28页 |
| 4.4.1 Ostracod distribution in sediment core H7 | 第24-25页 |
| 4.4.2 Ostracods Stable Isotope of H7 | 第25-26页 |
| 4.4.3 Ostracod distribution in sediment core H12 | 第26-27页 |
| 4.4.4 Ostracod distribution in sediment core H8 | 第27-28页 |
| 4.5 Comparison of Ostracod distribution in sediment cores from Hala Lake | 第28-29页 |
| 5. Discussion | 第29-39页 |
| 5.1 Ostracods distribution pattern and the relation to water depth and age | 第30-34页 |
| 5.1.1 Abundance of ostracods and stable isotope data in core H7 (Fig.12) | 第30-31页 |
| 5.1.2 Abundance of ostracods in core H12 (Figs.13 and 14) | 第31-33页 |
| 5.1.3 Abundance of ostracods in core H8 (Figs.13 and 14) | 第33-34页 |
| 5.2 Palaeo-lake level changes in Hala Lake and climate inferences | 第34-39页 |
| 5.2.1 Lake levels and climate change from the LGM to Lateglacial (24-11.5 kyr BP) | 第36页 |
| 5.2.2 Lake levels and climate change during the Early Holocene (11.5-7.8 kyr BP) | 第36-37页 |
| 5.2.3 Lake levels and climate change during the Mid Holocene (7.8-3.5 kyr BP) | 第37-38页 |
| 5.2.4 Lake levels and climate change during the Late Holocene (3.5 kyr BP-present) | 第38-39页 |
| 6. Conclusion | 第39-40页 |
| References | 第40-43页 |
| Acknowledgements | 第43-44页 |
