| 摘要 |
Compounds of formula (I) in which R1 is an acyl, oxime, ketal or hydrazone, R2 is halogen, nitro, or halogenated or unhalogenated alkyl or alkoxy, n being 0, 1 or 2, R3 is cyano, or a substituted or unsubstituted thioamide group and R4 is alkyl, cycloalkyl or a substituted amino group, are effective microbicides. They can be used in crop protection in suitably formulated compositions for controlling and preventing plant diseases. |
