How To Use Derris root In A Sentence
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The insecticidal properties of Derris roots were first discovered in 1848 and the plant was first used against the nutmeg caterpillar.
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He directed his students to study fish poisons a decade or more before derris root went into mass production in the tropics as a source of rotenone, the most important biodegradable insecticide.
One River
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