Formicidal agent for combating termites

摘要

A method of combating termites comprising combating termites and/or their habit with an effective termite combating amount of at least one active compound of the formula (I) <IMAGE> (I) wherein R1 represents hydrogen atom or a C1-4 alkyl group, R2 represents -S-CH3 or <IMAGE> wherein R3 and R4 each represent hydrogen atom or a C1-4 alkyl group, Y represents CH or N, and Z represents a nitro group or a cyano group, provided that where Z represents a cyano group, then Y represents N, either alone or in admixture with an extender and/or a surface active agent.