pyrethrum


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Related to pyrethrum: pyrethrin
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Synonyms for pyrethrum

made of dried flower heads of pyrethrum plants

white-flowered pyrethrum of Balkan area whose pinnate leaves are white and silky-hairy below

spring-flowering garden perennial of Asiatic origin having finely divided aromatic leaves and white to pink-purple flowers

used in former classifications for plants later placed in genus Chrysanthemum and now often included in genus Tanacetum

References in periodicals archive ?
Supply and delivery of pyrethrum 2%, King fog,cyphemthrin 5%, Aminta, Technical malathion and waste oil to health section in tirupati town for 6 months
The pyrethrum is then sprayed to the trees, after 10 minutes, the researchers will shake the trees and count the amount of antestia beetles that have been "knocked down" by the spray.
Six individual chemical compounds called pyrethrins have active insecticidal and acaracidal properties in the pyrethrum extract.
Anacyclus pyrethrum DC (AP) is a plant belonging to the Asteracea family.
Previous chemical studies show that Anacyclus pyrethrum has immunostimuling properties (Bendjeddou, 2010).
This required insight into the behaviour of the malaria vectors and subsequently led directly to indoor spraying with pyrethrum.
Sabadilla was first used in the 16th century, and grew in popularity during World War II when pyrethrum and rotenone were in short supply.
Therefore, spinosad (Entrust[R]) and pyrethrum (PyGanic[R]) are currently recommended for management of this pest in organic crucifer vegetable production in Alabama.
Pyrethrum and derris are short-lived, mild natural insecticides that poison insects.
Further infestations by the orange-red larvae later in the summer can be controlled by using one of the organic Pyrethrum based chemicals such as Westland's Earth Matters Insect Control or by hand picking.
1-ounces total for both unit and cartridge--which heats a mat to release allethrin, a synthetic duplicate of pyrethrum.
She has had her house tented and dusted with pyrethrum, her clothing and bedding professionally laundered.