The present invention provides: a pyrazole-3-carboxylic acid amide derivative having an excellent pest control effect or a salt thereof; and a pest control agent which contains this pyrazole-3-carboxylic acid amide derivative as an active ingredient. A pyrazole-3-carboxylic acid amide derivative represented by general formula (I) (wherein each of R1, R2, R3, R4 and R5 represents a hydrogen atom, a halogen atom, a C1-C6 alkyl group or the like; R6 represents a C1-C12 alkyl group, a C1-C12 haloalkyl group or the like; and each of R7 and R8 represents a hydrogen atom, a C1-C12 alkyl group or the like) or an agriculturally acceptable salt thereof; and a pest control agent which contains this pyrazole-3-carboxylic acid amide derivative as an active ingredient.
