| 摘要 | 第4-8页 |
| Abstract | 第8-11页 |
| Chapter 1 Introduction | 第14-48页 |
| 1.1 Background | 第14页 |
| 1.2 Light interception at the twig scale | 第14-29页 |
| 1.2.1 Architectural adjustments of leaves for efficient light interception | 第15-22页 |
| 1.2.2 Architectural adjustments of twigs for efficient light interception | 第22-25页 |
| 1.2.3 The effect of Life-form on light interception at twig scale | 第25-29页 |
| 1.3 Modeling twig light interception | 第29-45页 |
| 1.3.1 The Y-plant model | 第30-33页 |
| 1.3.2 Model simulation | 第33-45页 |
| 1.4 Objectives of this study | 第45-48页 |
| Chapter 2 Methods and materials | 第48-61页 |
| 2.1 Study site | 第48-49页 |
| 2.2 Species sampling | 第49-52页 |
| 2.3 Phenology observations | 第52页 |
| 2.4 Leaf morphological and architectural measurements | 第52-56页 |
| 2.5 Gas exchange measurements | 第56-57页 |
| 2.6 Data analysis | 第57-61页 |
| Chapter 3 Within-twig leaf distribution patterns differ among plant life-forms | 第61-73页 |
| 3.1 Introduction | 第61-63页 |
| 3.2 Materials and methods | 第63页 |
| 3.3 Results | 第63-68页 |
| 3.3.1 Leaf size,LMA,and leaf and twig inclination angles | 第63-65页 |
| 3.3.2 Leaf distribution evenness(CV) | 第65页 |
| 3.3.3 Leaf physiological traits | 第65-68页 |
| 3.4 Discussion | 第68-73页 |
| Chapter 4 Growth synchrony between leaves and stems during twig development | 第73-84页 |
| 4.1 Introduction | 第73-77页 |
| 4.2 Methods and Materials | 第77页 |
| 4.3 Results | 第77-80页 |
| 4.3.1 Relaive owth rates of leaf number(α_N) and individual leaf area(α_A) | 第77-78页 |
| 4.3.2 Growth synchronicities between the total leaf area and stem length(α_(LS)) and between individual leaf area and number(α_(SN)) | 第78-79页 |
| 4.3.3 Relationshps of synchronicity indices and the relative growth rates for leaf number and individual leaf area | 第79-80页 |
| 4.4 Discussion | 第80-84页 |
| Chapter 5 Trade-offs between light interception and leaf water shedding | 第84-95页 |
| 5.1 Introduction | 第84-86页 |
| 5.2 Materials and Methods | 第86页 |
| 5.3 Results | 第86-92页 |
| 5.3.1 Leaf morphological traits | 第86-88页 |
| 5.3.2 Leaf physiological traits | 第88-89页 |
| 5.3.3 Relationships of leaf drip tips versus functional traits | 第89-92页 |
| 5.4 Discussion | 第92-95页 |
| Chapter 6 Conclusions and prospects | 第95-97页 |
| 6.1 Conclusions | 第95-96页 |
| 6.2 Prospects | 第96-97页 |
| References | 第97-118页 |
| 致谢 | 第118-119页 |
| 附录 | 第119-120页 |
