PROBLEM TO BE SOLVED: To solve a problem wherein cyazofamid is degraded in some cases when it is formulated in accordance with a conventional method for formulation, and to improve storage stability of the formulation by controlling degradation of the cyazofamid that is an agrochemical active ingredient.SOLUTION: There is provided a method for controlling the degradation of the cyazofamid that is the agrochemical active ingredient including using at least one stabilizer. In the method, the stabilizer is selected from the group consisting of epoxidized animal or vegetable oils, nonionic polyoxyethylene type surfactants, anionic polyoxyethylene type surfactants, polyhydric alcohols, and basic substances.COPYRIGHT: (C)2010,JPO&INPITPrimena najmanje jednog stabilizatora izabranog između epoksidizovanog životinjskog ulja; epoksidizovanog biljnog ulja; nejonskog ili anjonskog polioksietilenskog surfaktanta; polihidroksilnog alkohola; hidroksida, karbonata i bikarbonata alkalnih metala; hidroksida, karbonata i bikarbonata zemnoalkalnih metala; vodenih silikatnih rastvora; baznih silikata; i baznih silikata zemnoalkalnih metala,za kontrolu degradacije cijazofamida.Prijava sadrži još 3 patentnih zahteva.