Advances in Agronomy

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ADVANCES IN AGRONOMY

Contributors

Preface

Chapter One. Micronutrient Constraints to Crop Production in the Middle East–West Asia Region: Significance, Research, and Management

Abstract

1 Introduction

2 Middle East–West Asia: An Overview

3 Soil Factors and Micronutrient Behavior

4 Micronutrient Disorders: Diagnosis Approaches

5 Micronutrient Research: Significance, Soil Behavior, and Crop Responses

6 Managing Micronutrient Deficiencies

7 Future Research Needs

8 Conclusions

Acknowledgments

References

Chapter Two. Assessment and Modeling of Soil Available Phosphorus in Sustainable Cropping Systems

Abstract

1 Introduction

2 Phosphorus in Agricultural Soils

3 Soil Available Phosphorus Measurements

4 Modeling Soil Available Phosphorus

5 Conclusions and Future Work

References

Chapter Three. Wien Effect in Suspensions and Its Application in Soil Science: A Review

Abstract

1 Introduction

2 Fundamentals of Wien Effect

3 Stripping Intensity of Ions Adsorbed on Surfaces of Soil Particles

4 Dissociation Degree of Ions Adsorbed on Surfaces of Soil Particles

5 Binding Energies of Ions to Soil Particles

6 Adsorption Energies of Ions to Soil Particles

7 Concluding Remarks and Future Research Needs

Acknowledgments

References

Chapter Four. Genetic Diversity for Wheat Improvement as a Conduit to Food Security

Abstract

1 Introduction

2 Distribution of Genetic Diversity

3 Wheat Improvement

4 Wide Crosses: The Need, the Products, and Anticipated Impacts to Address Food Security

5 Wheat Grain Quality and Genetic Resources

6 Alien Genes in Wheat Germplasm and Translocation Categories

7 Elucidation of Some Recombination Studies (Summarized in Table 4.1)

8 Screening Alien species for Rust Resistance

9 Addition Line Production

10 Some General Considerations

11 Some Ongoing Studies and the Way Forward Strategy with Alien Resources

12 Some Concerns

13 Conclusions

References

Further Reading

Index