IGNOU BLP 4 2018 - Give the causal organism, period of occurrence, damage caused, symptom

Question

Give the causal organism, period of occurrence, damage caused, symptoms and control measures of Red Rust Disease in Muga silkworm host plants.

07 Mar 2018

Answer :

Word Count : 334

Red Rust Disease, also known as "Akaligo" in Assamese, is a common and detrimental disease affecting Muga silkworm host plants, primarily Som and Soalu trees (Machilus bombycina and Litsea polyantha). This disease is caused by a fungus called Phakopsora arthuriana. Here are the key details regarding Red Rust Disease in Muga silkworm host plants:

1. Causal Organism: Phakopsora arthuriana is the causal organism responsible for Red Rust Disease in Muga silkworm host plants. It is a fungal pathogen.

2. Period of Occurrence: Red Rust Disease typically occurs during the monsoon season, which in the Muga silkworm rearing regions of Assam, India, spans from June to September.

3. Damage Caused: Red

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