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  • Main » Articles » Plants defence

    Insecticides
    Insecticides of are chemical preparations for a fight against harmful insects. On character of penetration in the organism of insects insecticides are divided to the step the followings sub-groups:

        * pin - that kill insects at a contact with any part of his body;

        * intestinal are penetrable in an organism insects through the organs of feed and that kill him as a result of hit of poison in an intestine;

        * system - able to move on the vascular system of plants and poison wreckers as a result of the use of venenate plants in a meal.

    В this sense system insecticides approach intestinal, as poisoning comes as a result of accumulation of poison in the organism of insect through an intestine. It is necessary to know that most insecticides cause death of insects as a result of penetration of poison simultaneously on a few roads. Some insecticides cause corking of respiratory roads, as a result of what an insect perishes from an asphyxia.

    DETSIS extra
    Setting: pin intestinal insecticide of wide spectrum of operating under the group of synthetic пиретроидов.
    of Preparativnaya form: concentrate of emulsion which contains 25 gr/l deltametrina.
    Category: Plants defence | Added by: Joni-Jo (15 May 2009)
    Views: 564 | Rating: 0.0/0 |
    Total comments: 0
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