Preface vii

List of Abbreviations ix

About the Companion Website xi

Part I Plant Disease 1

1 The Diseased Plant 7

2 The Microbial Pathogens 31

3 Pathogen Biology 45

4 Disease Assessment and Forecasting 83

5 Plant Disease Epidemics 109

Part II Host–Pathogen Interactions 137

6 Entry and Colonization of the Host 141

7 The Physiology of Plant Disease 167

8 Microbial Pathogenicity 185

9 Plant Defense 209

10 Host–Pathogen Specificity 241

Part III Disease Management 273

11 Disease Management by Chemicals 279

12 Disease Management by Host Resistance 309

13 Biological Control of Plant Disease 337

14 An Integrated Approach to Disease Management 359

Appendix 1 Annotated List of Pathogens and the Diseases they Cause 375

Appendix 2 Reference Sources for Figures 387

Index 395

JOHN A. LUCAS, Professor, Biointeractions and Crop Protection Department, Rothamsted Research, Harpenden, UK.