PROBLEM TO BE SOLVED: To provide compositions that enable efficient use of a potent and effective nematicidal compounds in large-scale, commercial agricultural applications, particularly in seed treatment applications, to protect against nematode infestations.SOLUTION: A nematicidal aqueous suspension concentrate composition comprises: a continuous aqueous phase comprising a dispersant component； and a dispersed solid particulate phase comprising a nematicidal component, the nematicidal component comprising a 3,5-disubstituted-1,2,4-oxadiazole represented by formula I or a salt thereof； where the median size of solid particulates in the dispersed solid particulate phase is less than about 10 μm.SELECTED DRAWING: Figure 3【課題】線虫の侵入から保護する、大規模な商業的農業用途、特に種子処理用途において、強力かつ効果的な殺線虫化合物の効率的な使用を可能にする組成物の提供。【解決手段】殺線虫水性懸濁濃縮組成物であって、分散剤成分を含む連続水相と、殺線虫成分を含む分散した固体粒子相であって、前記殺線虫成分が式Ｉで表される３，５－二置換－１，２，４－オキサジアゾール又はその塩を含む、分散した固体粒子相と、を含み、前記分散した固体粒子相中の固体粒子のメジアン径が約１０μｍ未満である、組成物。【選択図】図３
