| 摘要 |
Cyclopropanecarboxylates of the formula <IMAGE> in which X1 and X2 in each case denote methyl, fluorine, chlorine or bromine, X3 and X4 in each case denote chlorine or bromine, R1 denotes hydrogen or methyl, R2 denotes hydrogen, methyl, cyano, or ethynyl and Y1 and Y2 in each case denote hydrogen or halogen as active ingredients in pesticides. These are suitable for controlling a range of noxious plants. |
