Certain novel phenyl substituted cyclic urea derivatives have unexpected insecticidal activity.

某些新的苯基取代的环状脲衍生物具有未预料到的杀昆虫活性。

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Certain novel phenyl substituted cyclic urea derivatives have unexpected insecticidal activity.

某些新的苯基取代的环状脲衍生物具有未预料到的杀昆虫活性。

youdao