Beauveria bassiana

Beauveria bassiana is a cosmopolitan Champignon which grows in the grounds and causes diseases at various Insecte S, while behaving like a parasite. It is the asexual reproductive shape (Anamorphe) of the mushroom Cordyceps bassiana . This last form (Téléomorphe) reproductive sexuée was highlighted in 2001.

Old name: Tritirachium shiotae )

One uses it like Pesticide to kill or to control insects such as the Termite S. It is used against the charançon banana plantations in alternative to toxic insecticides such as the Chlordécone interdict since 1993.
Son use in control of the Mosquito S vectors of the Malaria and others maldies is considered, and is in the course of evaluation.

It was described for the first time in 1835 by Agostino Bassi, which gave him its name, after having recognized in him the agent of the " Badly of segno " or muscardine of the worms to silk.

Pathogenic mushroom

The disease caused by mushroom is the " Muscardine blanche".
Lorsque the Spore S come into contact with the body of the insect host, they germinate on that Ci and penetrate the interior of the body, killing the insect finally. A white mould develops on the corpse, producing new spores. In its displacement before dying, the insect conveys mushroom. The majority of the insects living in, on or near the ground developed natural defenses against mushroom, but of many air insects are sensitive there.

Use in biological fight

This mushroom does not seem to infect the human ones or other warm-blooded animals. It is considered to constitute a method sour Insecticide, but certain insects are there naturally résitants, and others could acquire, by Natural selection, a resistance where it would be intensively used.
Les Spore S microscopic is pulverized on the zones to treat.
On projects for the control of the malaria to cover the Moustiquaire S. with them.

See too

Mushroom
Silkworm

External bonds

August 1st

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