| 摘要 |
Insecticidally and fungicidally active novel 6-oxo-pyrimidinyl (thiono)-phosphate of the formula <IMAGE> in which X represents oxygen or sulphur, R represents alkyl, R1 represents fluoroalkyl, R2 represents hydrogen, optionally substituted alkyl, or alkoxy, alkylthio, dialkylamino or aryl, R3 represents alky or aryl and R4 represents hydrogen, halogen or alkyl.
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