| 11. | The Center has distributed four million long-lasting insecticidal bed nets.
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| 12. | Some insecticidal soaps may be effective in treating aphid infestations.
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| 13. | Chamberlin ) is a species of insecticidal peptides called plectoxins.
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| 14. | Add the insecticidal soap, following the package directions if it is concentrated.
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| 15. | Insecticidal soaps and horticultural oils work only on contact.
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| 16. | Caveats : Treat white flies, aphids and spider mites with insecticidal soap.
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| 17. | If you prefer, crawlers and adults can be killed with insecticidal soap.
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| 18. | Spraying the leaves using insecticidal soap is another, environmentally friendly, option.
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| 19. | It is a mixture of four optical isomers which have different insecticidal activities.
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| 20. | Most of the above botanicals have recently been shown to possess insecticidal properties.
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