Plant Pathology Lecture 1 Study Guide: Understanding Different Types of Plant Diseases, Study notes of Plant Taxonomy and Evolution

Download Plant Pathology Lecture 1 Study Guide: Understanding Different Types of Plant Diseases and more Study notes Plant Taxonomy and Evolution in PDF only on Docsity! Lecture 1 Study Guide (video: 1 hour, 4 minutes) Study Questions 1. Who is the author of the most widely used textbook in the world? 2. What are the four main groups of plant pathogens and of these, which causes the most diseases? 3. In what publication are all the known fungal, bacterial, and viral plant pathogens of Florida listed? 4. What sort of information is contained in the APS Compendia? 5. What is the distinction between "spot" and "blight" symptoms? 6. What types of symptoms are associated with necrosis? 7. What are the components of the "disease triangle"? 8. What is the difference between "disease" and "injury"? 9. What is the difference between "disease" and "pathogen"? 10. What distinguishes "abiotic" from "biotic" disease? Key Words Agrios, G. N. Abiotic disease American Phytopathological Society (APS) APS Compendia (diseases of specific crops) Bacteria Biotic disease Blight symptoms Disease (a process) Disease triangle (pathogen, host, environment) Distortion symptoms Florida Index of Plant Diseases Fungi Gall symptoms Injury Mosaic symptoms Mottle symptoms Necrosis symptoms Nematodes Pathogen Rot symptoms (fruit, root) Spot symptoms Viruses Wilt symptoms