Fungal Wilt Diseases of Plants

List of Contributors

Preface

Chapter 1 An Overview

I. Introduction

II. Causal Agents

III. Disease Syndrome

IV. Vascular Colonization

V. Wilting Phenomenon

VI. Dissemination and Survival

VII. Disease Complexes—Nematodes and Wilt Fungi

References

Chapter 2 Current Status

I. Introduction

II. Verticillium Wilts

III. Fusarium Wilts

IV. Vascular Wilts Caused by Fungi That Are Not Usually Soil-Borne

V. Conclusions

References

Chapter 3 Life Cycle and Epidemiology of Fusarium oxysporum

I. Introduction

II. The Fungus

III. The Disease

IV. Summary

References

Chapter 4 Life Cycle and Epidemiology of Verticillium

I. Introduction

II. Life Cycles

III. Epidemiology

IV. Conclusions

References

Chapter 5 Life Cycle and Epidemiology of Ceratocystis

I. Introduction

II. Ceratocystis ulmi

III. Ceratocystis fagacearum

IV. Epilogue

References

Chapter 6 Genetics and Biochemistry of Wilt Pathogens

I. Growth Requirements

II. Metabolism

III. Morphogenesis

IV. Variation among Wilt Fungi

V. Genetic Analysis of Wilt Fungi

VI. Genetics and Biochemistry as Tools for Wilt Pathogen Research

References

Chapter 7 Biochemistry and Physiology of Pathogenesis

I. Introduction

II. Colonization of the Xylem Vessels

III. Induction of Symptoms

IV. Altered Growth Substance Metabolism in Vascular Wilt-Infected Plants

V. Respiratory Changes in Diseased Plants

VI. Photosynthesis

VII. Effect of Photoperiod on Symptom Development

VIII. Altered Phenol Metabolism

IX. Conclusions

References

Chapter 8 Water Relations

I. Introduction

II. Water Relations in the Healthy Plant

III. Water Relations in Hadromycoses

IV. Discussion

References

Chapter 9 Sources and Genetics of Host Resistance in Field and Fruit Crops

I. General Considerations

II. Field Crops

III. Fruit Crops

IV. Prospects

References

Chapter 10 Sources and Genetics of Host Resistance in Vegetable Crops

I. Introduction

II. Genetics of Fungal Wilt Resistance of Some Vegetables

III. Conclusions

IV. Summary Table

References

Chapter 11 Sources and Genetics of Host Resistance in Shade Trees

I. Introduction

II. Breeding and Selection of Trees for Disease Resistance

III. Resistance to Specific Diseases

IV. Conclusions

References

Chapter 12 Biochemistry and Physiology of Resistance

I. Introduction

II. Physiology of Induced Changes of Resistance

III. Environmental Determinants of Resistance

IV. Mechanisms of Resistance to Fungal Growth

V. Mechanisms of Resistance to Fungal Phytotoxins

VI. Conclusions

References

Chapter 13 Anatomy of Resistance

I. A Brief History

II. Resistance in Extravascular Root Tissues

III. Resistance within the Vascular System

IV. Hyperplasia and Hypertrophy in Resistance

V. Genetic Control of Resistance Mechanisms

References

Chapter 14 Biological Control

I. Biological Balance

II. Biological Control

III. Relevant Features of Pathogenic Fungi

IV. Biological Control prior to Infection: Suppressive Soils

V. Biological Control after Infection

VI. Some Supplemental Practices in Biological Control

VII. Epilogue

References

Chapter 15 Chemical Control

I. Introduction

II. Preventive Control with General Biocides

III. Therapeutic Control with Systemic Chemicals

IV. Diseases Controlled with Fungicides

V. Discussion

References

Chapter 16 Reflections

I. Introduction

II. Utility of Basic Studies of Disease

III. Genetics and Host-Parasite Relationships

IV. Reduction and Synthesis

References

Index