Principles of Plant Genetics and Breeding. George Acquaah

18.6 Concept of heterotic relationship 18.7 Types of hybrids 18.8 Germplasm procurement and development for hybrid production 18.9 Selection of parents (inbred lines) 18.10 Field establishment 18.11 Maintenance 18.12 Harvesting and processing 18.13 Hybrid seed production of maize 18.14 Hybrids in horticulture 18.15 Exploiting hybrid vigor in asexually reproducing species 18.16 Prerequisites for successful commercial hybrid seed production Key references and suggested reading Internet resources Outcomes assessment 19 Breeding clonally propagated species 19.1 Clones, inbred lines, and pure lines 19.2 Categories of clonally propagated species for breeding purposes 19.3 Breeding implications of clonal propagation 19.4 Genetic issues in clonal breeding 19.5 Breeding approaches used in clonal crops 19.6 Advantages and limitations of clonal propagation 19.7 Breeding apomictic cultivars 19.8 In vitro selection Key references and suggested reading Internet resources Outcomes Assessment

      12  Section 7: Technologies for linkinggenes to traits 20 Molecular markers 20.1 The concept of genetic markers 20.2 Use of genetic markers in plant breeding 20.3 Concept of polymorphism and the origin of molecular markers 20.4 Brief history of molecular markers 20.5 Classification of molecular markers 20.6 Enzyme‐based markers 20.7 Hybridization‐based markers 20.8 PCR‐based markers 20.9 PCR‐based markers from RFLPs 20.10 DNA sequence‐based markers 20.11 Comparison of selected molecular markers 20.12 Desirable properties of a molecular marker system 20.13 Readying markers for marker assisted selection Key references and suggested reading Outcomes assessment 21 Mapping of genes 21.1 Why map genes? 21.2 Types of gene maps 21.3 Principles of linkage mapping 21.4 Mapping populations 21.5 Identification of polymorphic markers 21.6 Linkage analysis of markers 21.7 Rendering linkage maps 21.8 Mapping quantitative trait loci (QTL) 21.9 High‐resolution QTL mapping 21.10 Bulk segregant analysis (BSA) 21.11 The value of multiple parent populations in mapping 21.12 Creating MAGIC and NAM populations for QTL mapping 21.13 Comparative genome mapping 21.14 Synteny Key references and suggested reading Outcomes assessment 22 DNA sequencingand OMICs technologies 22.1 What is DNA sequencing? 22.2 Types of sequencing technologies 22.3 Next‐generation sequencing (NGS) workflow 22.4 Genotyping by sequencing 22.5 What are the “OMICs” technologies in plant breeding? 22.6 Genomics 22.7 Transcriptomics 22.8 Proteomics 22.9 Metabolomics 22.10 Phenomics Key references and suggested reading Outcomes assessment

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