Contents: 1. Introduction on Plant Diseases. 2. Plant Disease Epidemiology. 3. Surveillance on Plant Diseases. 4. Plant Disease Assessment. 5. Plant Disease Forecasting and Models. 6. Survival and Dispersal of Plant Pathogens. 7. Plant Disease Diagnosis. 8. Avoidance and Exclusion of Plant Diseases/Pathogens. 9. Eradication of Plant Pathogens. 10. Protection Against Plant Diseases. 11. Physical Methods of Protection. 12. Copper and Sulphur Fungicides. 13. Mercury Fungicides, Heterocyclic Nitrogen Compounds, Benzene and Quinones. 14. Systemic Fungicides. 15. Plant Activators / SAR Inducing Chemicals in Plant Disease Management. 16. Methods of Application of Fungicides. 17. Biological Control of Plant Diseases. 18. Plant Protection Equipments. 19. Biotechnological Approaches in Plant Diseases Management. 20. Integrated Disease Management. Index. Bibliography.