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| Contributors | |
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| Foreword | |
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| Preface | |
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| Acknowledgments | |
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| General Topics Related to Organic Plant Breeding | |
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| Organic Crop Breeding: Integrating Organic Agricultural Approaches and Traditional and Modern Plant Breeding Methods | |
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| Introduction | |
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| How Different Are Organic Fanning Systems? | |
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| Consequences for Cultivar Requirements | |
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| From Cultivar Evaluation to Organic Seed Production and Plant Breeding Programs | |
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| The History of Organic Crop Breeding in Europe and the United States | |
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| Perspectives and Challenges for Breeding for Organic Agriculture | |
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| Conclusion | |
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| References | |
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| Nutrient Management in Organic Farming and Consequences for Direct and Indirect Selection Strategies | |
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| Introduction | |
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| Availability of Nutrients in Organic Farming | |
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| Roots: The Hidden Potential | |
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| Even Greater Complexity: Plant-Microbe-Soil Interactions | |
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| Importance of Selection Environments | |
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| Breeding Strategies | |
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| References | |
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| Pest and Disease Management in Organic Farming: Implications and Inspirations for Plant Breeding | |
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| Introduction | |
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| Plant Protection in Organic Farming | |
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| Key Target Areas of Plant Breeding for Organic Plant Protection | |
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| Breeding Goals for Ecological Plant Protection | |
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| Plant Breeding Approaches Directly Targeting Pests or Diseases | |
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| Plant Breeding Approaches with Indirect Effects on Plant Health | |
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| Discussion and Conclusions | |
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| References | |
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| Approaches to Breed for Improved Weed Suppression in Organically Grown Cereals | |
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| Background | |
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| Crop Competitiveness Against Weeds | |
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| Crop Traits Involved in Weed Suppression | |
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| Selection of Traits and Their Evaluation in Plant Breeding Programs | |
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| Selection Strategies | |
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| Understanding Crop-Weed Interactions to Assist Plant Breeding | |
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| Concluding Remarks and Wider Perspectives | |
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| References | |
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| Breeding for Genetically Diverse Populations: Variety Mixtures and Evolutionary Populations | |
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| Introduction | |
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| Benefits of Genetic Diversity for Organic Agriculture | |
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| On-Farm Conservation of Useful Genetic Diversity | |
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| Breeding Strategies | |
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| Conclusion | |
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| References | |
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| Centralized or Decentralized Breeding: The Potentials of Participatory Approaches for Low-Input and Organic Agriculture | |
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| Introduction | |
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| Centralized and Decentralized Breeding: Definitions | |
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| What Can Be Decentralized in Breeding and Why? | |
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| Participatory Approaches | |
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| PPB: A Single Term Yielding Different Approaches | |
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| Some Examples of PPB for Organic and Low Input Agriculture in Southern Countries | |
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| Some Examples of PPB for Organic and Low Input Agriculture in Northern Countries | |
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| General Conclusions and Limits of PPB Approaches in Organic Fanning | |
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| References | |
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| Values and Principles in Organic Farming and Consequences for Breeding Approaches and Techniques | |
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| Introduction | |
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| Arguments Against Genetic Engineering | |
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| Organic Basic Principles | |
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| Toward Organic Breeding | |
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| From Values to Criteria: Evaluation of Breeding Techniques | |
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| How to Deal with Varieties Bred with Non-compliant Techniques? | |
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| Toward Appropriate Standards to Promote Organic Plant Breeding | |
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| Discussion and Challenges for Organic Plant Breeding | |
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| References | |
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| Plant Breeding, Variety Release, and Seed Commercialization: Laws and Policies Applied to the Organic Sector | |
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| Introduction | |
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| The Developments of Plant Breeding and the Emergence of Seed Laws | |
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| Variety Registration | |
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| Seed Quality Control and Certification | |
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| Special Needs for Organic Agriculture | |
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| A Recent Development in Europe: Conservation Varieties | |
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| Intellectual Property Rights and Plant Breeding | |
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| Discussion | |
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| Conclusions | |
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| Notes | |
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| References | |
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| Organic Plant Breeding in Specific Crops | |
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| Wheat: Breeding for Organic Farming Systems | |
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| Introduction | |
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| Methods | |
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| Traits for Selection in Organic Breeding Programs | |
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| A Case Study for EPB: Lexi's Project | |
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| A Case Study for Breeding within a Supply Chain Approach: Peter Kunz and Sativa | |
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| Conclusion | |
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| References | |
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| Maize: Breeding and Field Testing for Organic Farmers | |
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| Introduction | |
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| What Kind of Maize do Organic Farmers Want? | |
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| Are There Viable Alternatives to Single Cross Hybrids? | |
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| Testing and Using Alternative Hybrids | |
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| Are There Benefits for Breeding under Organic Conditions? | |
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| For Which Traits Is It Necessary to Test under Organic Conditions? | |
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| Choice of Parents for Breeding Programs | |
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| Breeding Programs | |
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| Future Directions | |
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| Notes | |
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| References | |
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| Rice: Crop Breeding Using Farmer-Led Participatory Plant Breeding | |
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| Introduction | |
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| MASIPAG and Participatory Rice Breeding | |
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| Beyond PPB: Farmer-Led Rice Breeding | |
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| The Breeding Process | |
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| Outcomes of the MASIPAG Program | |
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| Outlook | |
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| References | |
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| Soybean: Breeding for Organic Farming Systems | |
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| Introduction | |
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| Agronomic Characters | |
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| Seed Quality Features | |
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| Considerations on Breeding Methods | |
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| References | |
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| Faba Bean: Breeding for Organic Farming Systems | |
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| Purposes of Breeding and Growing Faba Bean | |
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| Genetic and Botanical Basics of Breeding Faba Bean | |
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| Methodological Considerations | |
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| Traits To Be Improved in Faba Bean Breeding | |
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| Open Questions, Need for Action | |
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| References | |
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| Potato: Perspectives to Breed for an Organic Crop Ideotype | |
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| Introduction | |
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| Required Cultivar Characteristics | |
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| Introgression Breeding and Applied Techniques | |
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| Participatory Approach: An Example from the Netherlands | |
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| Outlook | |
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| References | |
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| Tomato: Breeding for Improved Disease Resistance in Fresh Market and Home Garden Varieties | |
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| Introduction | |
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| Botanical and Genetic Characteristics of Tomato | |
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| Rationale for Breeding Tomatoes within Organic Systems | |
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| Breeding Needs with Focus on Organic Production | |
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| Case Studies: Breeding for Late Blight Resistance in Europe and North America | |
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| Outlook | |
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| References | |
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| Brassicas: Breeding Cole Crops for Organic Agriculture | |
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| Introduction | |
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| Rationale for Breeding within Organic Systems | |
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| Plant Biology | |
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| Traits Needed for Adaptation to Organic Production | |
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| Consideration of Breeding Methods | |
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| A Farmer Participatory Broccoli Breeding Program | |
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| Outlook | |
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| References | |
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| Onions: Breeding Onions for Low-Input and Organic Agriculture | |
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| Introduction | |
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| Robust Onion Cultivars | |
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| Breeding for Improved Nutrient Acquisition | |
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| Mycorrhizal Symbiosis and Product Quality | |
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| Conclusion | |
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| References | |
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| Index | |