Flacherie disease is a common ailment affecting silkworms, particularly the Bombyx mori species, which are raised for silk production. This disease is caused by the microsporidian parasite Nosema bombycis. Here are the key details about Flacherie disease:

1. Causative Agent:
   Flacherie disease is caused by the microsporidian parasite Nosema bombycis. This pathogen infects the midgut of silkworm larvae, disrupting their digestion and leading to severe symptoms.

2. Period of Occurrence:
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