Recent Examples of insecticidal from the Web
Nymphs can be controlled with insecticidal soap, pyrethrum, rotenone or neem.
One possibility is spraying the clusters of aphids feeding mainly in the tips of the plants with an insecticidal soap, following label instructions.
Scientists have been trying to kill this bug for a century, but while each generation has made insecticidal breakthroughs, A. aegypti keeps bouncing back.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'insecticidal.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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