Functional Diversity of Mycorrhiza and Sustainable Agriculture :Management to Overcome Biotic and Abiotic Stresses

Publication subTitle :Management to Overcome Biotic and Abiotic Stresses

Author: Goss   Michael J.;Carvalho   Mário;Brito   Isabel  

Publisher: Elsevier Science‎

Publication year: 2017

E-ISBN: 9780128042861

P-ISBN(Paperback): 9780128042441

Subject: S154.38 土壤微生物分类

Keyword: 微生物学,土壤学,一般性理论

Language: ENG

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Description

Functional Diversity of Mycorrhiza and Sustainable Agriculture is the first book to present the core concepts of working with Arbuscular mycorrhizal fungi to improve agricultural crop productivity.

Highlighting the use of indigenous AM fungi for agriculture, the book includes details on how to maintain and promote AM fungal diversity to improve sustainability and cost-effectiveness. As the need to improve production while restricting scarce inputs and preventing environmental impacts increases, the use of AMF offers an important option for exploiting the soil microbial population. It can enhance nutrient cycling and minimize the impacts of biotic and abiotic stresses, such as soil-borne disease, drought, and metal toxicity.

The book offers land managers, policymakers, soil scientists, and agronomists a novel approach to utilizing soil microbiology in improving agricultural practices.

  • Provides a new approach to exploiting the benefits of mycorrhizas for sustainable arable agricultural production using indigenous AMF populations and adopting appropriate crop production techniques
  • Bridges the gap between soil microbiology, including increasing knowledge of mycorrhiza and agronomy
  • Presents real-world practical insights and application-based results, including a chapter focused primarily on case studies
  • Includes extensive illustrative diagrams and photographs

Chapter

List of Plates

List of Tables

Preface

Taxonomy of Arbuscular Mycorrhizal Fungi Referred to in this Book

1 Challenges to Agriculture Systems

1.1 Current and Future Challenges to Agriculture Systems

1.2 The Approach to Meeting the Challenges to World Agriculture

1.3 Conclusions

2 Agronomic Opportunities to Modify Cropping Systems and Soil Conditions Considered Supportive of an Abundant, Diverse AMF ...

2.1 Components of Cropping Systems

2.1.1 Land Preparation

2.1.2 Cropping

2.1.3 Application and Use of Mineral Fertilizers, Organic, and Inorganic Amendments in Crop Production

2.1.4 The Application of Pesticides

2.2 Key Aspects of Agricultural Systems on Diversity of Mycorrhiza

2.3 Conclusions

3 The Roles of Arbuscular Mycorrhiza and Current Constraints to Their Intentional Use in Agriculture

3.1 Benefits of Arbuscular Mycorrhiza

3.1.1 Acquisition of Mineral Nutrients

3.1.2 Defense Against Abiotic Stresses

3.1.3 Defense Against Biotic Stresses

3.1.4 Water Relations in Arbuscular Mycorrhizal Plants

3.2 Constraints to Intentional Use of AMF in Agriculture

3.3 Conclusions

4 Diversity in Arbuscular Mycorrhizal Fungi

4.1 Ecological Roles of Arbuscular Mycorrhizal Fungi

4.2 Basis of Functional Diversity in Arbuscular Mycorrhizal Fungi

4.2.1 Taxonomy of Arbuscular Mycorrhizal Fungi

4.2.2 Diversity of Arbuscular Mycorrhizal Fungi Related to Growth Habit

4.2.3 Interaction Between the Genotypes of Fungi and Host Plants and the Diversity of Arbuscular Mycorrhiza

4.3 Functional Diversity Associated With Host-Plant Benefits

4.3.1 Acquisition of Mineral Nutrients

4.3.2 Protection Against Abiotic Stresses

4.3.3 Protection Against Biotic Stresses

4.3.4 Improvement in Soil Structure

4.4 AMF Diversity Associated With the Management of Different Ecosystems

4.5 Conclusions

5 Impacts on Host Plants of Interactions Between AMF and Other Soil Organisms in the Rhizosphere

5.1 Interactions Between AMF and Other Soil Microbes

5.1.1 The Tripartite Interaction Between AMF, Rhizobia, and Legumes

Colonization of Roots by Mycorrhizal Fungi

Colonization of Roots by Rhizobia

Interactions Between AMF and Rhizobia Affecting the Growth of the Legume Host and N Fixation

Resilience to Stress in the Tripartite Symbiosis

5.1.2 Other Interactions With Bacteria

5.2 Interactions Between AMF and Other Fungi

5.3 Interactions Between AMF and Soil Fauna

5.3.1 Interactions With Arthropods

5.3.2 Interactions With Earthworms

5.4 Conclusions

6 The Significance of an Intact Extraradical Mycelium and Early Root Colonization in Managing Arbuscular Mycorrhizal Fungi

6.1 Importance of Early Arbuscular Mycorrhizal Fungi Colonization

6.2 Arbuscular Mycorrhizal Fungi Inoculum Sources

6.2.1 Spores

6.2.2 Colonized Root Fragments

6.2.3 Extraradical Mycelium

6.3 ERM as an Effective Arbuscular Mycorrhiza Inoculum Source for Field Crops

6.3.1 Persistence of Infective Extraradical Mycelium in Soil

6.3.2 AMF Taxonomic Cluster Colonizing Strategies

6.3.3 The Presence of Adequate Host Plants and ERM Integrity: Crop Rotations and Tillage Regime

6.4 Multiple Roles of ERM and Common Mycorrhizal Networks

6.4.1 Transfer of Nutrients Between Plants

6.4.2 Communication Between Plants

6.4.3 Development of Soil Structure

6.5 Conclusions

7 New Tools to Investigate Biological Diversity and Functional Consequences

7.1 Genetic Markers

7.1.1 Small Ribosomal Subunit

7.1.2 Large Ribosomal Subunit

7.1.3 Delineation of Operational Taxonomic Units

7.1.4 Mitochondrial Large Ribosomal Subunit

7.1.5 RNA Polymerase II

7.2 Functional Diversity

7.3 Conclusions

8 Management of Biological and Functional Diversity in Arbuscular Mycorrhizal Fungi Within Cropping Systems

8.1 Managing Indigenous AMF in Agroecosystems

8.1.1 Managing Indigenous AMF to Overcome Abiotic Stresses

8.1.2 Managing Indigenous AMF to Overcome Biotic Stresses

8.1.3 Discussion of the Results from the Case Studies

8.2 Opportunities to Develop ERM From Indigenous AMF Within the Cropping System

8.2.1 Criteria to Select Developer Plants

8.3 Some Final Comments

References

Index

Back Cover

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