Patent ID: 8648101

Claim:
A method of controlling nematodes, comprising applying an effective amount of an N-2-(pyridyl)ethylcarboxamide derivative represented by the formula (I): wherein, Ar is a substituted phenyl group having one or more, the same or different substituents selected from a halogen atom, a (C 1 -C 6 ) alkyl group, a halo(C 1 -C 6 ) alkyl group, a (C 1 -C 6 ) alkylthio group, a halo(C 1 -C 6 ) alkylthio group, a (C 1 -C 6 ) alkoxy group and a halo(C 1 -C 6 ) alkoxy group; or a substituted pyrazolyl group having one or more, the same or different substituents selected from a halogen atom, a (C 1 -C 6 ) alkyl group, a halo(C 1 -C 6 ) alkyl group, a (C 1 -C 6 ) alkylthio group, a halo(C 1 -C 6 ) alkylthio group, a (C 1 -C 6 ) alkoxy group and a halo(C 1 -C 6 ) alkoxy group; X may be the same or different, and is a halogen atom, a (C 1 -C 6 ) alkyl group, a halo(C 1 -C 6 ) alkyl group, a (C 1 -C 6 ) alkoxy group or a halo(C 1 -C 6 ) alkoxy group, and n is the integer 0 to 4, or a salt thereof to a subject crop plant, subject crop plant seeds, or soil used to cultivate the plant.