| abstract |
An agri-horticultural fungicide containing a substituted isoxazole alkylamine derivative represented by the formula (I) as an active ingredient exhibits no crossreaction with known drug resistant fungi and exerts a sufficient activity for preventing plant disease damages: n n nwherein R 1 and R 2 each represent a hydrogen atom, a (substituted) alkyl, or the like; X is a single bond, alkylene, or the like; Y 1 represents a (substituted) lower alkyl, (substituted) cycloalkyl, (substituted) phenyl, (substituted) heteroaryl, or the like; Y 2 represents a (substituted) cycloalkyl, (substituted) phenyl, (substituted) heteroaryl, or the like; and Z represents a (substituted) alkylene, —O-((substituted)alkylene)-, —NR-((substituted)alkylene)- or the like. |