📚 Seth MB

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Plant Diseases

Last updated May 26, 2023 Edit

# Transmission

# Direct Transmission

# Indirect Transmission

# Key Diseases

# Ring Rot (Potatoes/Tomatoes)

Caused by: Clavibacter Michiganensis Pathogen: Bacteria Transmission: Remains in soil, infects tubers and roots Transmission Type: Indirect Transmission Factors: Plants in soil, soil conditions

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# Tobacco Mosaic Virus (TMV)

Caused by: Tobacco Mosaic Virus Pathogen: Virus Transmission: Mechanical, touch, contact. Transmission Type: Direct & Indirect Transmission Factors: Climate, contact frequency

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# Potato/tomato late blight

Caused by: Phytophthora infestans Pathogen: Protist Transmission: Wind, Water Transmission Type: Indirect Transmission Factors: Wind, rainfall

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# Black Sigatoka

Caused by: Mycosphaerella Fijensis Pathogen: Fungi Transmission: Spores, Extended Contact Transmission Type: Direct & Indirect Transmission Factors: Wind, Rain

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# Global Transmission Factors

Disease