pyrethrum


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Related to pyrethrum: pyrethrin

py·re·thrum

(pī-rē'thrŭm),
The root of Anacyclus pyrethrum (family Compositae), a shrub native to Morocco; has been used as a sialogogue; its flowers are a source of pyrethrins.
[G. pyrethron, feverfew, fr. pyr, fire, from the hot-tasting root]

pyrethrum

an INSECTICIDE prepared from the dried flowers of the chrysanthemum plant, the active ingredient being called pyrethrin.

pyrethrum

flowers of the plants Chrysanthemum cinerariaefolium (syn. Pyrethrum cinerariaefolium) and C. coccineum (syn. C. roseum). Called also Dalmatian or Persian insect powder. The insecticidal agents are the pyrethrins.
References in periodicals archive ?
However, there are several factors that constrain farmers from adopting the best practices including the pyrethrum application.
Extracts of Anacyclus pyrethrum are ethnopharmacologically used to treat various diseases.
Roots powder of Anacyclus pyrethrum is well known as sternutatory, sudorific and anti infectious (Doudach et al.
These stations were to provide the basic facilities for De Meillon to demonstrate the utility of indoor spraying with pyrethrum as a highly effective measure against adult, indoor resting anopheline mosquitoes.
The efficacy of PyGanic[R], a botanical insecticide with pyrethrum as the active ingredient, against M.
There is no eco-friendly control, so if you go down the chemical route, Pyrethrum (Py Spray garden insect killer, Bug Clear gun for fruit and vegetables and Doff all in one bug spray) can be used.
Thermal fogging with malathion or aerosol space spraying of pyrethrum extract (2%) is commonly used to control malaria vector population in urban areas in India, and to prevent malaria and dengue transmission, particularly during the outbreaks of these diseases.
Consumers can choose the botanical Pyrethrum concentrate, derived from dried chrysanthemum flowers, or its synthetic equivalent, containing Permethrin.
From which flower is the insecticide pyrethrum made?
Eosinophilic pneumonitis induced by aerosol-administered diesel oil and pyrethrum to mice
Pyrethrums and Pyrethrum-related chemistries are safe to use, but are only somewhat effective.
The 24-metre square display includes Sempervivum, Pyrethrum Golden Moss, Helichrysum Korma and Senecio Serpens.