| 摘要 |
Synergistic arthropodicidal compositions comprising a carbamate, carboxylic acid ester or phosphate ester and an alpha -substituted-3,4-methylenedioxyphenylacetonitrile of the formula <IMAGE> (I) in which R represents hydrogen, alkyl, alkenyl, halogen or nitro, R1 represents alkyl or hydrogen, and R2 represents aralkyl, alkyl, alkenyl or cycloalkyl or may represent hydrogen, provided that R represents alkyl, alkenyl or nitro, or R1 and R2 together represent an alkylene radical.
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