Biodiversity and Crop Improvement
M. Habib, Z. A. Dar, Gul Zaffar, S. A. Dar, N. R. Sofi, A. B. Shikari, A. A. Lone, I. Abidi, G. Ali, Asif M. Iqbal, P. A. Sofi, S. M. Razvi, S. H. Wani
(2015)
Biodiversity and Crop Improvement: pp.
130-175.
Chapter 5. Wild Relatives as a Repository for Genes Related to Specialized Traits
The following sections are included:
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5.1. Abstract
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5.2. Introduction
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5.3. Genetic Resources from Wild Relatives
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5.4. Barriers and Approaches to Interspecific Gene Transfer
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5.4.1. Pre-Fertilization Barriers to Hybridization
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5.4.2. Post Fertilization Barriers to Hybridization
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5.5. Beneficial Traits from Wild Relatives Contributing to Crop Gene Pools
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5.5.1. Resistance to Biotic Stresses
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5.5.2. Tolerance to Abiotic Stresses
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5.6. Biotechnological Approaches to Enhance Utilization of Wild Relatives
in Crop Improvement
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5.6.1. Chromosome-Mediated Alien Gene Transfer
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5.6.2. Using Cloned Genes from Wild Relatives to Produce Transgenics
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5.6.3. Developing Transgenics with Large-Scale Transfer of Exogenous
DNA from Distant Relatives
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5.6.4. Marker-Aided Introgression
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5.6.5. Resynthesizing the Crop Progenitors to Capture Variability Lost
during Crop Evolution and Domestication
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5.6.6. Developing Exotic Genetic Libraries
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5.7. Use of Wild Relatives (Alien Genes) for Improvement of Major
Food Crops
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5.7.1. Rice
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5.7.2. Wheat
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5.7.3. Maize
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5.8. Future Outlook
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5.9. Research Priorities
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5.9.1. In Rice
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5.9.2. In Wheat
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5.9.3. In Maize
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References