Plant Pathology Lecture 1
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12 Terms
What is plant pathology?
the science that studies plant diseases and management of plant diseases that are caused by parasitic organisms and environmental factors.
Salem Witch Trials Disease
Ergotism
Salem Witch Trials Cause of Disease
Ergot (Claviceps purpurea)
Salem Witch Trials Impact
The abnormal behaviors of girls could be due to the bread being contaminated with ergot, caused by Claviceps purpurea
Coffee Plantation Devastation in Sri Lanka Disease
Coffee Rust
Coffee Plantation Devastation in Sri Lanka Impact
The British stopped drinking coffee and started drinking tea when plantations were converted from coffee to tea.
Irish Famine Disease
Potato Late Blight
Irish Famine Disease Cause
Phytophthora infestans
(cooler and more wet weather than usual)
Irish Famine Impact
This gave rise to Plant Pathology as a scientific discipline
Anton deBary
“father of plant pathology”
determined cause of irish potato famine, completed experiment as proof
Why study plant pathology?
plant diseases can. . .
threaten our food security
financial losses
cause illnesses
impact economies
cause changes in demographics and immigration
cause changes in culture
be used in bioterrorism
Plant pathology focuses on. . .
causes of disease
diagnosis of disease
dissemination/spread of pathogen
effects on hosts
management of the disease