History / Disease Triangle
Read Chapter 1 in Essential Plant Pathology
Review notes for Lab 1 for next week
Review terms listed on page 18
Syllabus posted online and is also in lab book
Do your homework assignment for next week!
Ecological and E
Disease Triangle Interactions
Symptom Physiological change in host due
abiotic or biotic stressor
Canker, leaf spot, necrosis, chlorosis, etc.
Sign direct observation of a pathogen or its
Kochs postulates proving a suspected
Plant Disease Cycles
Infection & colonization
Why do we study
Any part of
Food, forage, fiber, pharma.
Economically important pathogens
Good models to study plant biology (big picture)
Tools for biotechnology!
Viruses are important plant pathogens
NOTE: Viruses are par