PROBLEM TO BE SOLVED: To provide a sustained-release granule that maintains the long-time release of agrochemical active ingredients contained in the granule while suppressing the initial release thereof.SOLUTION: A coated granular agrochemical composition is characterized by forming, on the surface of an inorganic mineral granular core used for a granule, a layer of agrochemical active ingredients, and has, on its outer shell, a resin layer formed of aqueous emulsion resin and filler as a coating layer.SELECTED DRAWING: NoneCOPYRIGHT: (C)2017,JPO&INPIT【課題】粒剤に含有された農薬活性成分を初期の放出を抑えつつ長期間の放出を保つ徐放性粒剤を提供することを目的とする【解決手段】粒剤に使用する無機鉱物質粒核表面に農薬活性成分の層を形成し、その外殻に水性エマルション樹脂とフィラーによって形成された樹脂層を被覆層として有する被覆粒状農薬組成物。【選択図】なし