摘要 |
Insects of the orders Diptera, Coleoptera, Orthoptera and Lepidoptera are killed in the presence of living plants by applying to the locus of the insects an effective amount of a compound having the structural formula <IMAGE> in which R is 2-propynyl, allyl, 2-bromoallyl, 2-chloroallyl, 2-methylallyl, 1-methylallyl or 2,3,3-trichloroallyl and R' is tert.butyl, propyl, cyclopropyl, isopropyl or 1-methylpropyl. |