| Abstract | 第6-7页 |
| Introduction | 第8-11页 |
| Materials and methods | 第11-15页 |
| Results | 第15-39页 |
| Effects of nitrogen and water addition on production and biomass allocation | 第15-20页 |
| Effects of nitrogen and water addition on morphological traits of grasses | 第20-32页 |
| Effects of nitrogen and water addition on physiological traits of grasses | 第32-39页 |
| Discussion | 第39-45页 |
| Effects of nitrogen and water addition on production and allocation of biomass | 第39-40页 |
| Effects of nitrogen and water addition on growth height, tiller number, leaf number,leaf area, root length, RLD and SRL | 第40-43页 |
| Effects of nitrogen and water addition on photosynthetic rate, conductance to H_2O,transpiration rate, WUE and chlorophyll | 第43-45页 |
| Conclusion | 第45-46页 |
| Acknowledgements | 第46-47页 |
| References | 第47-50页 |
