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Plant Pathology Across the Ages
Transcript of Plant Pathology Across the Ages
It is the scientific study of plant diseases caused by pathogens Plant Pathology Across the Ages Irish Potato Famine (1845) Caused by Bacteria-Erwinia amylovora
"Scorched by Fire"
Indigenous to North America
Signs of Sickness Some of the First Mentions of Plant Diseases:
The Lord will strike you with wasting disease, with fever and inflammation, with scorching heat and drought, with blight and mildew, which will plague you until you perish.
Background -Deuteronomy 28:22 Wheat Rust (750 B.C.)-Fungus Caused by the Fungus
Reddish Brown Spores
Poor then relied on Rye
Caused by the Tulip Breaking Virus (TBV)
Also affects Lilies
Caused by a Fungus
Potato was the main Crop
Series of wet/cool summers
Devastating to people in Ireland
Fire Blight (Late 1800s) Disease Control
2000 B.C. was the start of Sulfur Treatment some use today
1760 George Washington and his intelligence
Genetic Resistance (biotechnology)
Quarantine of sick plants
Temperature and Environment Control
Leaf Curl Necrosis Ring Pattern Chlorosis Rot RECAP!!
Plant Diseases have been around A LONG TIME! Since BIBLE TIMES
Plants get sick, just like humans!
Disease Control has become an important study in Plant Pathology!
Today: Past: Absalon-Rarest Form Reference: Digital History (2010). The irish potato famine.
Digital History: Online Textbook.
Mauseth, D. J. (2009). Botany: An introduction to
plant biology. Sudbury, MA: Jones and Bartlett Publishers.
Roberts, David (2001). Fire blight management.
Michigan State University. Tainter, F. H (2010). A story of plant
pathology: Past to present. Purdue University.