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Pyrethrum - Uses, Side Effects, and More - WebMD
Pyrethrum is a plant ( Chrysanthemum cinerariifolium) . Pyrethrum is also the name of the crude extract obtained from flowers of this plant. Be careful not to confuse pyrethrum with pyrethrin. Pyrethrin refers to a more refined extract of pyrethrum.
www.webmd.com
www.webmd.com
Pyrethrum - Wikipedia
Pyrethrum was a genus of several Old World plants now classified in either Chrysanthemum or Tanacetum which are cultivated as ornamentals for their showy ...
en.wikipedia.org
en.wikipedia.org
Pyrethrum | Definition, Description, Insecticide, & Species - Britannica
Pyrethrum, any of certain plant species of the aster family (Asteraceae) whose aromatic flower heads, when powdered, constitute the active ingredient in the ...
www.britannica.com
www.britannica.com
pyrethrum
‖ pyrethrum (paɪˈrɛθrəm, -ˈiːθrəm) Also 6–7 (from Fr.) pyrethre. [L. pyrethrum, -on (Pliny) = sense 1, a. Gr. πύρεθρον feverfew: cf. πυρετός fever. In F. pyrèthre, in OF. piretre (13th c. in Hatz.-Darm.). Cf. pelleter, pellitory.] 1. Originally, The name of the plant Anacyclus Pyrethrum, N.O. Compos...
Oxford English Dictionary
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EverGreen® Pyrethrum Concentrate Insecticide for Animal Health
EverGreen Pyrethrum Concentrate is a broad spectrum insecticide that is OMRI listed for organic production. Its water-based formula can be used while animals ...
www.mgk.com
www.mgk.com
Pyrethrum - an overview | ScienceDirect Topics
Pyrethrum is a powerful, rapidly acting insecticide, originally derived from the crushed dried flowers of the daisy Chrysanthemum cinerariifolium. Permethrin is ...
www.sciencedirect.com
www.sciencedirect.com
Pyrethrum flowers and pyrethroid insecticides - PubMed
The natural pyrethrins from the daisy-like flower, Tanacetum or Chrysanthemum cinerariifolium, are nonpersistent insecticides of low toxicity to mammals.
pubmed.ncbi.nlm.nih.gov
pubmed.ncbi.nlm.nih.gov
Pyrethrum - NIOSH Pocket Guide to Chemical Hazards - CDC
Exposure Routes: inhalation, ingestion, skin and/or eye contact. Symptoms: Erythema, dermatitis, papules, pruritus, rhinorrhea (discharge of thin nasal mucus); ...
www.cdc.gov
www.cdc.gov
Has anyone ever used pyrethrum, the actual plant to help reduce ...
Pyrethrum, IS NOT a crushed up Mum flower. Pyrethrum is a species of plant. You're right though there is trace amount of the CHEMICAL pyrethrum ...
www.reddit.com
www.reddit.com
PYRETHRUM | Occupational Safety and Health Administration
Pyrethrum is a variable mixture of Cinerin, Jasmolin, and pyrethrin, and is a brown, viscous oil or solid.
www.osha.gov
www.osha.gov
Dalmatian pyrethrum 同义词 - 英汉类属词典 - MandarinChinese-English Dictionary ...
(Sorted by part of speech, numbered word sense. May need to scroll content.)
www.yellowbridge.com
Pyrethrin
Since the 2000s, Kenya has produced about 70% of the world's supply of pyrethrum. Pyrethrum toxicity
Exposure to pyrethrum, the crude form of pyrethrin, causes harmful health effects for mammals.
wikipedia.org
en.wikipedia.org
pyrethrine
pyrethrine Chem. (paɪˈrɛθraɪn) Also 9 -in. [ad. F. pyrétrine (Parisel, 1833): see pyrethrum and -ine5.] The substance to which the sialagogic action of pyrethrum root is due; it appears, when pure, to be a white crystalline alkaloid. Hence pyˈrethric a., in pyrethric acid, a substance obtained by th...
Oxford English Dictionary
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Dalmatian pyrethrum 什么意思？ Mandarin Chinese-English Dictionary ...
Free online talking dictionary with handwriting recognition, fuzzy pinyin matches, word decomposition, stroke order, character etymology, etc.
www.yellowbridge.com
除蟲菊精會引發中毒嗎？一次解析除蟲菊精油、噴霧
想追求天然的除蟲方式，那就一定會查到除蟲菊的相關知識，除蟲菊以字面上看起來就很厲害，既是天然植物又可以除蟲，想要除蟲買標榜使用除蟲菊精的產品準沒錯吧？不!其實這個除蟲菊，可是大有學問，光一種除蟲菊，就分成天然除蟲菊和合成除蟲菊，還有除蟲菊精、除蟲菊精油、除蟲菊噴霧 ...
www.ecohukurou.com.tw