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Sclerotinia, Infection of aerial plant parts, Severely decreased soybean…
Sclerotinia
Sclerotia
Apothecia
Melanin Protective Coating
Survives up to 8 years in soil
Mycelium
Infects plant roots
Environmental Factors
Temperatures 15-25 Celsius
High Humidity
Soil Moisture
Dense Leaf Canopy
Infection of aerial plant parts
Ascospores
Primary Source of Infection
Millions can be released
Direct contact transmission between plants
Internal tissue infection
Lesions
Brown Leaves
White Mycelium
Wilting
Severely decreased soybean yield
Release
Airbourne transmission
Propagated Spread
Symptoms
Development
Germination