5-membered nitrogen-containing heterocyclic compound or salt thereof, agricultural and horticultural insecticide containing the compound, and method of using the same
PROBLEM TO BE SOLVED: To provide a new insecticide for agriculture and horticulture due to factors such as generation of pests resistant to existing drugs. SOLUTION: A 5-membered nitrogen-containing heterocyclic compound represented by the formula (1) or a salt thereof, an agricultural and horticultural insecticide containing the same as an active ingredient, and a method of using the same. {R1 is a haloalkyl group, etc .； R2 is H, a halogen-substituted phenyl group, etc .； A is O or NR3； A1 and A2 are CH or N； B1 is N or CR4； R3 is alkyl, cycloalkyl, etc.； R4 is H. , Halogen, alkyl, etc .； m is 1 or 2} [selection diagram] None【課題】既存薬に対する抵抗性害虫の発生等の要因から新規な農園芸用殺虫剤の提供。【解決手段】式（１）で表される５員環の含窒素複素環化合物又はその塩類、これを有効成分とする農園芸用殺虫剤並びにその使用方法。｛Ｒ１はハロアルキル基等；Ｒ２はＨ、ハロゲンで置換したフェニル基等；ＡはＯ又はＮＲ３；Ａ１及びＡ２はＣＨ又はＮ；Ｂ１はＮ又はＣＲ４；Ｒ３はアルキル、シクロアルキル等；Ｒ４はＨ、ハロゲン、アルキル等；ｍは１又は２}【選択図】なし
