| 41. | Four extracts of plants are in commercial use : pyrethrum, rotenone, neem oil, and various essential oils
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| 42. | Q : I used to be able to buy an insecticide called pyrethrum, made from the oil of chrysanthemums.
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| 43. | I made one successful test with this synergized pyrethrum aerosol in the morning on American roaches left from earlier tests.
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| 44. | Her assistant of 39 years, Sembagari, converted the old pyrethrum drying shed into a dormitory for orphans in 1994.
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| 45. | Natural insecticides, such as nicotine, pyrethrum and neem extracts, made by plants as defenses against insects . 2.
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| 46. | Extracts of " Anacyclus pyrethrum " have anabolic activity in mice and also increase testosterone in the animal model.
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| 47. | With the help of his skillful son Johann Evangelist Zacherl, he developed the Pyrethrum product line around the insecticide powder.
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| 48. | You can use a pyrethrum spray for severe infestations, but this handyman recommends against spraying indoors if you can help it.
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| 49. | Janet Allen has a system that sprays diluted pyrethrum over her back yard; she said it's making a difference.
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| 50. | Although one might assume from the " pyrethrum " suffix that this plant may contain pyrethrins, it does not.
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