英文摘要 | 第8页 |
Chapter 1 INTRODUCTION: CONCEPT OF MARKER-ASSISTED SELECTION;IMPORTANCE OF EPISTASIS AND GENOTYPE×ENVIRONMENT INTERACTION; PURPOSE OF THIS RESEARCH | 第13-16页 |
Chapter 2 LITERATURE REVIEW: ADVANCES ON MARKER-ASSISTED SELECTION IN THE IMPROVEMENT OF QUANTITATIVE TRAITS | 第16-37页 |
2.1 GENETIC MARKERS | 第16-19页 |
2.2 FUNDAMENTALS OF MARKER-ASSISTED SELECTION | 第19-20页 |
2.3 MARKER-ASSISTED BACKCROSSING | 第20-23页 |
2.4 MARKER-ASSISTED INDEX SELECTION | 第23-26页 |
2.5 MARKER-ASSISTED BEST LINEAR UNBIASED PREDICTION | 第26-29页 |
2.6 GENOMIC SELECTION | 第29-31页 |
2.7 PRACTICAL APPLICATIONS OF MARKER-ASSISTED SELECTION IN PLANT BREEDING | 第31-34页 |
2.8 SYNERGY OF EMPIRICAL BREEDING, MARKER-ASSISTED SELECTION, AND GENOMICS IN THE IMPROVEMENT OF QUANTITATIVE TRAITS | 第34-37页 |
Chapter 3 A METHOD FOR MARKER-ASSISTED SELECTION BASED ON QTLS WITH EPISTATIC EFFECTS | 第37-56页 |
3.1 INTRODUCTION | 第37-39页 |
3.2 METHODS | 第39-41页 |
3.2.1 Genetic model | 第39-40页 |
3.2.2 Estimation of breeding value | 第40-41页 |
3.3 SIMULATION | 第41-45页 |
3.3.1 Genetic map | 第41-42页 |
3.3.2 Generating phenotypic data | 第42-43页 |
3.3.3 Effects of inaccurate parameter estimates on the genetic response to MAS | 第43-44页 |
3.3.4 Selection | 第44-45页 |
3.4 RESULTS | 第45-53页 |
3.4.1 Genetic response to MAS with epistasis | 第45-50页 |
3.4.1.1 Genetic response | 第45-46页 |
3.4.1.2 Breeding value as a measure for selection | 第46-49页 |
3.4.1.3 Genetic variance configurations | 第49-50页 |
3.4.2 Effects of inaccurate estimates on the genetic response to MAS | 第50-53页 |
3.4.2.1 QTL position | 第51页 |
3.4.2.2 QTL effect | 第51页 |
3.4.2.3 False positive QTL | 第51-53页 |
3.5 DISCUSSION | 第53-56页 |
Chapter 4 IMPACTS OF QTL×ENVIRONMENT INTERACTIONS ON GENETIC RESPONSE TO MARKER-ASSISTED SELECTION | 第56-70页 |
4.1 INTRODUCTION | 第56-58页 |
4.2 METHODS | 第58-60页 |
4.2.1 Genetic model | 第58-59页 |
4.2.2 Estimation of breeding value | 第59-60页 |
4.3 SIMULATION | 第60-63页 |
4.3.1 Genetic map | 第60页 |
4.3.2 Generating phenotypic data | 第60-62页 |
4.3.3 Selection | 第62-63页 |
4.4 RESULTS | 第63-67页 |
4.4.1 Breeding experiments conducted in one location throughout | 第63-65页 |
4.4.2 Breeding experiments conducted in two locations alternately | 第65-67页 |
4.5 DISCUSSION | 第67-70页 |
Chapter 5 MARKER-ASSISTED SELECTION IN SEGREGATING GENERATIONS OF SELF-FERTILIZING CROPS | 第70-87页 |
5.1 INTRODUCTION | 第70-72页 |
5.2 METHODS | 第72-74页 |
5.2.1 QTL genorype conditioned on its marker type and phenotype | 第72页 |
5.2.2 Potential index | 第72-73页 |
5.2.3 Marker index | 第73-74页 |
5.3 SIMULATION | 第74-76页 |
5.3.1 Selection methods | 第74-75页 |
5.3.2 Outcomes of selection | 第75-76页 |
5.4 RESULTS | 第76-83页 |
5.4.1 Selection in early generations | 第76-78页 |
5.4.2 Selection in later generations | 第78-80页 |
5.4.3 Selection ir full generations | 第80-81页 |
5.4.4 Efficiency or a modified method combining MAS in early generations with Phenotypic selection in later generations | 第81-83页 |
5.5 DISCUSSION | 第83-87页 |
SUMMARY | 第87-90页 |
Appendix A DERIVATION OF AN APPROXIMATION FOR p(z_i|h_i) | 第90-95页 |
A.1 ESTIMATING THE PROBABILITY OF QTL GENOTYPE CONDITIONED ON ITS FRANKING MARKER GENOTYPES p(z_i|h_(i_1),h_(i_2)) | 第90-91页 |
A.2 DEALING WITH DOUBLE HETEROZYGOTE | 第91-92页 |
A.3 ESTIMATING OF THE FREQUENCIES OF QTL ALLELE | 第92-95页 |
Appendix B AN ALGORITHM TO CALCULATE MULTI-LOCUS GAMETE FREQUENCIES FOR SELF-FERTILIZATION | 第95-100页 |
REFERENCES | 第100-115页 |