Novel pyridylcarbamate compounds useful as biocides for controlling harmful organisms are disclosed, which are represented by formula (I):
wherein R 1 represents a halogen atom, an alkoxy group, a trifluoromethyl group, a cyano group, or an alkylthio group; R 2 represents an alkyl group or an alkylthio group; R 3 represents a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl group, or a substituted or unsubstituted alkynyl group; and X represents a hydrogen atom, a substituted or unsubstituted alkyl group, or a substituted or unsubstituted acyl group; provided that a combination of R 1 representing a halogen atom, R 2 representing an alkyl group, R 3 representing an unsubstituted alkyl group or a tetrahalogenoethyl group, and X representing a hydrogen atom and a combination of R 1 representing an alkoxy group and R 2 representing an alkylthio group are excluded.