PROBLEM TO BE SOLVED: To provide an agricultural chemical powder in which a drift is inhibited, and the decomposition of validamycin A is inhibited.SOLUTION: This invention relates to an agricultural chemical powder comprising following components (1), (2), (3), (4) and (5), the component (1) being validamycin A component, (2) being potassium sorbate component, (3) being polyoxyethylene alkyl ether component, (4) being dialkylsulfosuccinate metal salt component, and (5) being inorganic support.COPYRIGHT: (C)2015,JPO&INPIT【課題】ドリフトが抑制され、且つバリダマイシンAの分解が抑制された農薬粉剤を提供すること。【解決手段】以下の成分(1)、(2)、(3)、(4)および(5)を含有する農薬粉剤。成分(1):バリダマイシンA成分(2):ソルビン酸カリウム成分(3):ポリオキシエチレンアルキルエーテル成分(4):ジアルキルスルホコハク酸金属塩成分(5):無機担体【選択図】なし