| Abstract | 第1-7页 |
| 摘要 | 第7-9页 |
| Acronyms | 第9-15页 |
| Chapter 1 Introduction | 第15-20页 |
| Chapter 2 Materials and Methods | 第20-35页 |
| ·Location and duration | 第20页 |
| ·Weather condition during the crop growth period | 第20-21页 |
| ·Initial soil status of the experimental field | 第21-22页 |
| ·Seedling quality of tested cultivars using in the experiments | 第22-25页 |
| ·Definitions | 第25-26页 |
| ·Measurements, methods and data collection | 第26-34页 |
| ·Data analysis | 第34-35页 |
| Chapter 3 | 第35-51页 |
| ·Grain yield and yield components of hybrid rice grown under three Nrates in Changsha, Hunan, China and Gazipur and Habiganj, Bangladeshduring 2009-'11 | 第35-51页 |
| ·Grain yield | 第35-37页 |
| ·Yield components | 第37-43页 |
| ·Harvest index (HI) | 第43-45页 |
| ·Relationship between yield and yield components | 第45-47页 |
| ·Discussion | 第47-50页 |
| ·Conclusions | 第50-51页 |
| Chapter 4 | 第51-80页 |
| ·Agronomic characteristics of hybrid rice grown under three N rates inChangsha, Hunan, China and Gazipur and Habiganj, Bangladesh during2009-'11 | 第51-80页 |
| ·Plant height at different growth stages | 第51-54页 |
| ·Panicle length | 第54-56页 |
| ·Plant height dynamics | 第56-59页 |
| ·Tiller number | 第59-62页 |
| ·Tillering dynamics | 第62-66页 |
| ·Leaf area index (LAI) | 第66-69页 |
| ·Leaf area duration (LAD) | 第69-73页 |
| ·Growth duration | 第73-76页 |
| ·Discussion | 第76-79页 |
| ·Conclusions | 第79-80页 |
| Chapter 5 | 第80-131页 |
| ·Physiological characteristics of hybrid rice grown under three N ratesin Chnagsha, Hunan, China and Gazipur and Habiganj, Bangladeshduring 2009-'11 | 第80-131页 |
| ·Specific leaf area (SLA) | 第80-84页 |
| ·Crop growth rate (CGR) | 第84-88页 |
| ·Net Assimilation Rate (NAR) | 第88-92页 |
| ·Dry matter accumulation by leaf | 第92-96页 |
| ·Dry matter accumulation by shoot and straw | 第96-99页 |
| ·Dry matter accumulation by panicle | 第99-103页 |
| ·Total dry matter accumulation | 第103-106页 |
| ·Dry matter transportation and conversion at heading stage | 第106-110页 |
| ·Changing patterns of SPAD value of hybrid rice in RTNM | 第110-113页 |
| ·Changing pattern of SPAD value of hybrid rice genotypes grownunder three nitrogen levels in Bangladesh | 第113-115页 |
| ·Changing pattern of SPAD value from heading to maturity | 第115-118页 |
| ·Soluble sugar content in leaf at different growth stages atChangsha, Hunan, China 2009 | 第118-120页 |
| ·Soluble sugar content in shoot at different growth stages atChangsha, Hunan, China 2009 | 第120-122页 |
| ·Root Activity of hybrid rice at different growth stages at Changsha,Hunan, China 2010 | 第122-123页 |
| ·Discussion | 第123-129页 |
| ·Conclusions | 第129-131页 |
| Chapter 6 | 第131-188页 |
| ·Nitrogen accumulation and utilization by hybrid rice grown underthree N rates in Changsha,Hunan,China and Gazipur and Habiganj,Bangladesh during 2009-'11 | 第131-188页 |
| ·Leaf N concentration at different growth stages | 第131-135页 |
| ·Leaf N uptake at different growth stages | 第135-139页 |
| ·Discussion | 第139-140页 |
| ·Conclusions | 第140-141页 |
| ·Shoot N concentration at different growth stages | 第141-145页 |
| ·Shoot N uptake at different growth stages | 第145-149页 |
| ·Discussion | 第149-150页 |
| ·Conclusions | 第150页 |
| ·Panicle N concentration | 第150-153页 |
| ·Panicle N uptake at different growth stages | 第153-156页 |
| ·Discussion | 第156-157页 |
| ·Conclusions | 第157-158页 |
| ·Whole plant N concentration at diferent growth stages | 第158-162页 |
| ·Cumulative N uptake by plant at different growth stages | 第162-166页 |
| ·Discussion | 第166-168页 |
| ·Conclusions | 第168页 |
| ·Straw and grain N concentration | 第168-172页 |
| ·Straw and grain N accumulation | 第172-175页 |
| ·Discussion | 第175-176页 |
| ·Conclusions | 第176页 |
| ·Agronomic N use efficiency(E_a) | 第176-178页 |
| ·Nitrogen recovery emciency(E_r) | 第178-179页 |
| ·Partial factor productivity (P_(fp)) | 第179-181页 |
| ·Nitrogen translocation ratio (NTR) | 第181-182页 |
| ·Nitrogen harvest index (NHI) | 第182-183页 |
| ·Nitrogen utilization efficiency (N_(ute)) | 第183-186页 |
| ·Discussion | 第186-187页 |
| ·Conclusions | 第187-188页 |
| Chapter 7 | 第188-211页 |
| ·Growth related parameters and their relationship with grain yield inHunan, China and Gazipur and Habiganj, Bangladesh during 2009-'11. | 第188-211页 |
| ·Relationship between different growth periods and grain yield ofhybrid rice grown in three N rates in Changsha, Hunan, China andGazipur and Habiganj, Bangladesh during 2009-'11 | 第188-192页 |
| ·Relationship between dry matter accumulation and grain yield ofhybrid rice grown in three N rates in Changsha, Hunan, China andGazipur and Habiganj, Bangladesh during 2009-'11 | 第192-196页 |
| ·Relationship between leaf area index (LAI) and grain yield ofhybrid rice grown in three N rates in Changsha, Hunan, China andGazipur and Habiganj, Bangladesh during 2009-'11 | 第196-198页 |
| ·Relationship between crop growth rate (CGR) and grain yield ofhybrid rice grown in three N rates in Changsha, Hunan, China andGazipur and Habiganj, Bangladesh during 2009-'11 | 第198-201页 |
| ·Relationship between leaf area duration (LAD) and grain yield ofhybrid rice grown in three N rates in Changsha, Hunan, China andGazipur and Habiganj, Bangladesh during 2009-'11 | 第201-205页 |
| ·Relationship between total N uptake and grain yield of hybrid ricegrown in three N rates in Changsha, Hunan, China and Gazipur andHabiganj, Bangladesh during 2009-'11 | 第205-208页 |
| ·Discussion | 第208-210页 |
| ·Conclusions | 第210-211页 |
| Chapter 8 | 第211-218页 |
| ·Conclusions | 第211-216页 |
| ·Innovations | 第216-217页 |
| ·Recommendations | 第217-218页 |
| References | 第218-227页 |
| Appendices | 第227-266页 |
| Acknowledgements | 第266-269页 |
| Biographical Sketch | 第269-270页 |
| Achievements | 第270-271页 |
