A new study has identified a scent receptor in mosquitoes that helps them sniff out and avoid trace amounts of pyrethrum, a plant extract used for centuries to repel biting insects. These findings ...
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We Asked Gardeners If Chrysanthemums Really Deter Pests, and They All Said the Same Thing
Dalmatian daisies contain natural pyrethrins that repel and kill a wide range of insect pests. All mums can slightly deter bugs with their scent, but only Chrysanthemum cinerariifolium has enough ...
Ever since DDT came out of the laboratory two years ago, chemists have been trying to improve on the “wonder killer.” Last week a Britisher announced his entry: “Activated DDT,” a concoction of ...
Q: Please recommend a ready to use houseplant spray containing insecticidal soap or pyrethrin that you suggested using to get patio plants ready to move indoors. I have several large geraniums, doing ...
We are at a critical time and supporting climate journalism is more important than ever. Science News and our parent organization, the Society for Science, need your help to strengthen environmental ...
IN my article published in NATURE of June 27 (p. 720) on “Biological Assay of Insecticidal Sprays”, it was stated that a solution of pyrocatechol in ether was recommended as a stabilizer for the ...
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