AGRICULTURAL OR HORTICULTURAL CHEMICAL AGENT, COMPOSITION FOR CONTROLLING PLANT DISEASE, METHOD FOR CONTROLLING PLANT DISEASE, AND PRODUCT FOR CONTROLLING PLANT DISEASE
An agro-horticultural agent of the present invention is intended to provide an agro-horticultural agent capable of providing, with a smaller spray amount, the same effect as compared to a conventional agro-horticultural agent. The agro-horticultural agent of the present invention includes a plurality of active ingredients and one of the plurality of active ingredients is an azole derivative represented by the following general formula (I)where: Ra and Rb each represent a predetermined hydrocarbon group and at least one of Ra and Rb has a chlorine atom or a bromine atom substituted for a hydrogen atom Y represents a chlorine atom or a fluorine atom and m represents 0 or 1.