Pyrethrum、Pyrethrum、Citronella candles在PTT/mobile01評價與討論，在ptt社群跟網路上大家這樣說
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Pyrethrum在Pyrethrum - Wikipedia的討論與評價
Pyrethrum was a genus of several Old World plants now classified as Chrysanthemum or Tanacetum (e.g., C. coccineum) which are cultivated as ornamentals for ...
Pyrethrum在pyrethrum | Definition, Description, Insecticide, & Species的討論與評價
pyrethrum, any of certain plant species of the aster family (Asteraceae) whose aromatic flower heads, when powdered, constitute the active ingredient in the ...
Pyrethrum在Pyrethrum - Uses, Side Effects, and More - WebMD的討論與評價
Pyrethrum is a plant (Chrysanthemum cinerariifolium). Pyrethrum is also the name of the crude extract obtained from flowers of this plant.
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Pyrethrum在Pyrethrum - an overview | ScienceDirect Topics的討論與評價
Pyrethrum is a powerful, rapidly acting insecticide originally derived from the crushed dried flowers of the daisy Chrysanthemum cinerariifolium. Permethrin is ...
Pyrethrum在Pyrethrins General Fact Sheet的討論與評價
Pyrethrins are pesticides found naturally in some chrysanthemum flowers. They are a mixture of six chemicals that are toxic to insects. Pyrethrins are commonly ...
Pyrethrum在Pyrethrum: A Mixture of Natural Pyrethrins Has Potential for ...的討論與評價
Abstract. Pyrethrum is a natural mixture of six insecticidal esters, recognized for low mammalian toxicity and limited persistence in the environment.
Pyrethrum在Pyrethrum | C43H56O8 - PubChem的討論與評價
Pyrethrum is the natural extract derived from the flowers of Chrysanthemum cinerariaefolium and Chrysanthemum cineum. ... The six active insecticidal compounds ...
Pyrethrum在Where does pyrethrum come from? - Newswise的討論與評價
Ah, if it were so easy to understand the difference in names of types of pyrethrum. Pyrethrum is the natural compound found in daisies, and ...
Pyrethrum在The deadliest flower in the insect world is a lifeline to farmers ...的討論與評價
The yellow center of the 'killer chrysanthemum' contains a natural toxin that is a powerful insecticide. This flower, the pyrethrum plant, ...
Pyrethrum在Home production of pyrethrum的討論與評價
Pyrethrum is a botanical insecticide produced from Dalmatian Chrysanthemums (Chrysanthemum cinerariaefolium) or, less frequently, from Persian ...