| abstract |
A process for the protection of cultivated plants against harmful effects of aggressive agricultural chemicals by the use of compounds of the formula I <IMAGE> (I) wherein R1, R2 and R3 independently of one another are each hydrogen, halogen, C1-C3-alkyl, C1-C3-alkoxy, nitro or cyano, R4, R5 and R6 independently of one another are each hydrogen, halogen or C1-C3-alkyl, A is any one of the groups -CH2-, -CH2-CH2-CH2- or -CH(CH3)-, and Z is cyano, or amidoxime which can be acylated on the oxygen atom, including acid addition salts and metal complexes thereof. |