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CONTENTS xi About the Editor xiii Contributors Chapter 1. Plant Conservation Genetics: Importance, Options, and Opportunities 1 Robert J. Henry 1 Introduction 2 Importance of Plants in Life 2 Role of Genetics 3 Options and Strategies for Plant Conservation Opportunities for Application of Plant Conservation Genetics 4 Overview of Plant Conservation Genetics 5 Chapter 2. Techniques for ex Situ Plant Conservation 9 Imke Thormann Mohammad Dulloo Johannes Engels 9 12 Introduction Seed and Ultra-Dry Seed Storage Botanic Garden Conservation DNA Storage Field Gene Banks In Vitro Techniques Cryopreservation Pollen Storage Germplasm Collection and Management Complementary Conservation Chapter 3. Strategies Employed to Collect Plant Genetic 43 Resources for ex Situ Conservation Sally L. Dillon 43 45 Introduction Planning Your Collecting Mission 53 55 56 56 Data and Seed Collection Postcollection Activities and Seed Processing for ex Situ Recent Collecting by the Australian Tropical Crops and Forages Collection Concluding Remarks Conservation Chapter 4. The Role of Genetic Resources Held in Seed Banks in Plant Improvement 67 Tsukasa Nagamine Introduction 67 New Alleles on WX Genes Found in Local Wheat Cultivars 68 Null Allele of Lipoxygenase-3 from Rice Local Cultivars Characterizing Natural Genes Controlling the Heading Discovery of the Gene Controlling Seed Longevity of Rice 71 Using Core Collection 73 of Rice by QTL Analysis Effective Management of the Stock Database by Seed Lot Conservation and Multiplication of Plant Genetic Resources in the Country of Origin Evaluation Database for Heterogeneous Plant Genetic Resources Conclusion Unit Chapter 5. Botanic Gardens and Conservation 87 Robert O. Makinson 87 Introduction Critical Factors in Using Botanic Gardens for Conservation 92 Science Who Has What Species? Acknowledgment and Promotion of ex Situ Collections Property Rights, Access, and Benefit Sharing Chapter 6. Conservation of Plant Genes and the Role of DNA Banks Nicole Rice 105 105 Introduction Conservation of Plant Biodiversity Ex Situ Collections How Do We Define a DNA Bank? Database and Sample Management Collection Strategies DNA Extraction and Storage Constraints for ex Situ Collections and DNA Banks Concluding Remarks Chapter 7. Strategies for in Situ Conservation 121 Ghillean T. Prance 121 Introduction Identification of Ecosystems to Be Conserved Relationships with the Local Population Protection Legislation Monitoring Maintaining the Ecosystem Creation of Finance A Management Plan Conclusion Appendix Article 8 of the Convention on Biological Diversity (UNEP/CBD, 1994) 129 Chapter 8. Impact of Habitat Fragmentation on Plant 135 Populations Maurizio Rossetto 135 Introduction Consequences of Habitat Fragmentation: Genetic Hazards Small, Isolated Populations Face Conclusion: Developing Informative Habitat Fragmentation Research Chapter 9. Molecular Analysis of Plant Genetic Resources 149 Glenn Bryan Rationale for Molecular Analysis of Plant Genetic Resources Molecular Marker Techniques Available for the Analysis 149 151 of Plant Genetic Resources Trends in the Use of Molecular Markers Levels of Polymorphism and Congruence of Different Molecular Marker Analysis of Collections of Plant Genetic Resources Toward Universal or Standardized Marker Data Sets for Plant Germplasm A New Paradigm: A DNA Sequence Is Forever! Types of Molecular Data Conclusion Chapter 10. Analysis of Nuclear, Mitochondrial, and Chloroplast Genomes in Plant Conservation C. Q. Sun Introduction Analysis of Nuclear Genomes Comparative Analysis of the Genomes of Plants Analysis of the Mitochondrial Genome Analysis of the Chloroplast Genome Concluding Remarks Chapter 11. Genomics and Plant Biodiversity Management Robert J. Henry Introduction Variation in Sizes of Genomes Number of Genes Ploidy and Gene Duplication Repetitive Elements Comparative Genomics Base Composition and Codon Usage Understanding the Evolution of Plant Genomes Opportunities Applications to Date Challenges for the Future Index 154
Library of Congress Subject Headings for this publication:
Germplasm resources, Plant.
Genetic resources conservation.