Definition of Pyrethrin. Meaning of Pyrethrin. Synonyms of Pyrethrin

Here you will find one or more explanations in English for the word Pyrethrin. Also in the bottom left of the page several parts of wikipedia pages related to the word Pyrethrin and, of course, Pyrethrin synonyms and on the right images related to the word Pyrethrin.

Definition of Pyrethrin

Pyrethrin
Pyrethrin Pyr"eth*rin, n. [NL. Pyrethrum, generic name of feverfew, Gr. ? feverfew.] (Chem.) A substance resembling, and isomeric with, ordinary camphor, and extracted from the essential oil of feverfew; -- called also Pyrethrum camphor.

Meaning of Pyrethrin from wikipedia

- The pyrethrins are a class of organic compounds normally derived from Chrysanthemum cinerariifolium that have potent insecticidal activity by targeting...
- Pyrethrin II is an organic compound that is a potent insecticide. It is one of the two pyrethrins, the other being pyrethrin I. Thousands of tons this...
- Pyrethrin I is one of the two pyrethrins, natural organic compounds with potent insecticidal activity. It is an ester of (+)-trans-chrysanthemic acid with...
- Chrysanthemum coccineum. The insecticidal compounds present in these species are pyrethrins. Some members of the genus Chrysanthemum, such as the following two, are...
- A pyrethroid is an organic compound similar to the natural pyrethrins, which are produced by the flowers of pyrethrums (Chrysanthemum cinerariaefolium...
- own, it enhances the potency of certain pesticides such as carbamates, pyrethrins, pyrethroids, and rotenone. It is a semisynthetic derivative of safrole...
- cultivated areas of litter, debris, and infested plants, and application of pyrethrin-containing insecticides such as cyfluthrin or non-systemic organophosphate...
- pyrethroid, pyrethrin, or both as active ingredients. Pyrethroids are a class of synthetic insecticides that are chemically similar to natural pyrethrins and...
- antifeedant uses. "Plant-derived insecticides (e.g., rotenone, veratridines, pyrethrins, and nicotine) have been used for insect control since antiquity." The...
- mimic the structure and properties of the naturally occurring insecticide pyrethrin which is present in the flowers of Chrysanthemum cinerariifolium. Pyrethroids...