Pébrine

Pébrine is a disease of silkworms, which is caused by a Nosema bombycis. The silkworm larvae infected by pébrine are usually covered in brown dots and are unable to spin silkworm thread. Louis Pasteurwas the first one to recognize the cause of this disease when the plague of the disease was spread in France.

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It uses material from the http://en.wikipedia.org/wiki/P%C3%A9brine Wikipedia article Pébrine.