| ABSTRACT | 第5-7页 |
| List of abbreviations | 第8-9页 |
| List of tables and figures | 第9-14页 |
| Chapter 1- Introduction | 第14-21页 |
| 1.1. Morphology, taxonomy and origin of barley | 第14-15页 |
| 1.2. Cultivation and Uses of the cultivated barley (Hordeum vulgare L.) | 第15-16页 |
| 1.2.1. Cultivation of barley | 第15页 |
| 1.2.2. Uses of barley | 第15-16页 |
| 1.3. Domestication of barley | 第16-17页 |
| 1.4. Importance of wild barley | 第17-18页 |
| 1.5. Importance of landraces barley | 第18-21页 |
| Chapter 2- Review of Literature | 第21-29页 |
| 2.1. Genetic diversity based on molecular markers | 第21-23页 |
| 2.2. Genetic diversity based on biochemical markers | 第23-25页 |
| 2.3. Genetic diversity revealed by quantitative traits | 第25-27页 |
| 2.4. Uses of ISJ primers | 第27-29页 |
| Chapter 3- Genetic diversity and structure analysis of wild and landrace barleys inJordan revealed by ISJ markers | 第29-44页 |
| 3.1. Introduction | 第29页 |
| 3.2. Material and methods | 第29-34页 |
| 3.2.1. Plant materials | 第29-32页 |
| 3.2.2. DNA isolation | 第32-33页 |
| 3.2.3. Polymerase chain reaction and gel electrophoresis | 第33页 |
| 3.2.4. Data analysis | 第33-34页 |
| 3.3. Results | 第34-41页 |
| 3.3.1. Distribution of alleles and marker diversity | 第34-35页 |
| 3.3.2. Genetic diversity and genetic differentiation within and among populations | 第35-36页 |
| 3.3.3. Principle coordinates analysis (PCoA) | 第36-37页 |
| 3.3.4. Genetic relationships | 第37-39页 |
| 3.3.5. STRUCTURE analysis | 第39-41页 |
| 3.4. Discussion | 第41-44页 |
| 3.4.1. Genetic diversity | 第41-42页 |
| 3.4.2. Genetic structure | 第42-44页 |
| Chapter 4- Comparative assessment of seed storage protein diversity in Jordanianlandrace and wild barley | 第44-57页 |
| 4.1. Introduction | 第44页 |
| 4.2. Material and methods | 第44-46页 |
| 4.2.1. Plant materials and protein extraction | 第44-45页 |
| 4.2.2. Data analysis | 第45-46页 |
| 4.3. Results | 第46-54页 |
| 4.3.1. Extent and structure of hordein polymothism | 第46-47页 |
| 4.3.2. Genetic similarity between the species and loci diversity | 第47-48页 |
| 4.3.3. Genetic diversity and genetic differentiation within and among populations | 第48-50页 |
| 4.3.4. Principle coordinates analysis(PCoA)and cluster analysis | 第50-52页 |
| 4.3.5. STRUCTURE analysis | 第52-54页 |
| 4.4. Discussion | 第54-57页 |
| Chapter 5- Assessment of genetic diversity in barley germplasm based on quantitativetraits | 第57-69页 |
| 5.1. Introduction | 第57页 |
| 5.2. Material and method | 第57-59页 |
| 5.2.1. Plant materials and agro-morphological characterization | 第57-58页 |
| 5.2.2. Data analysis | 第58-59页 |
| 5.3. Results | 第59-64页 |
| 5.3.1. Quantitative trais diversity within and between species | 第59-60页 |
| 5.3.2. Principle component analysis | 第60-62页 |
| 5.3.3. Cluster analysis | 第62-63页 |
| 5.3.4. Promising sources identified | 第63-64页 |
| 5.4. Discussion | 第64-67页 |
| 5.5. Quantitative traits and seed storage protein did not separate each population.Why? | 第67-69页 |
| Chapter 6- Intra vs.interspecific crosses:A case study of genetic analysis for agronomictraits in barley | 第69-80页 |
| 6.1. Introduction | 第69-70页 |
| 6.2. Materials and methods | 第70-71页 |
| 6.2.1. Plant materials and agronomic traits | 第70页 |
| 6.2.2. Statistical analysis | 第70-71页 |
| 6.3. Results | 第71-76页 |
| 6.3.1. Mean squares and per se performance | 第71-73页 |
| 6.3.2. Estimation of heterosis in F_1 hybrid populations | 第73页 |
| 6.3.3. Heterobeltiosis estimates in intra and interspecific crosses | 第73-74页 |
| 6.3.4. Estimation of heritability and genetic advance in F_1 hybrid populations | 第74-76页 |
| 6.3.5. Inter-character correlations | 第76页 |
| 6.4. Discussion | 第76-80页 |
| 6.4.1. Per se performance | 第76页 |
| 6.4.2. Genetic analysis of agronomic traits in inter and intraspecific crosses | 第76-78页 |
| 6.4.3. Heterosis and genetic diversity | 第78-80页 |
| Chapter 7- Effect of Ppd-H1 gene's SNP 48 markers on days to heading and associationdetected of SNPs with agro-morphological traits in barley natural populations fromMiddle East | 第80-90页 |
| 7.1. Introduction | 第80-81页 |
| 7.2. Materials and methods | 第81-83页 |
| 7.2.1. Plant materials | 第81页 |
| 7.2.2. DNA extraction | 第81页 |
| 7.2.3. Primer,PCR and sequencing | 第81-82页 |
| 7.2.4. Data analysis | 第82-83页 |
| 7.3. Results | 第83-86页 |
| 7.3.1. Variations in days to heading | 第83页 |
| 7.3.2. Sequence results of SNP 48 marker | 第83-84页 |
| 7.3.3. Identification of SNPs | 第84-86页 |
| 7.4. Discussion | 第86-88页 |
| 7.5. Conclusion | 第88-90页 |
| Referenees | 第90-102页 |
| Acknowledgment | 第102-104页 |
| CURRICULUM VITAE | 第104-105页 |
