[problem] other grooving work, to provide an easy and short time to granules spraying can also be run as a riding groove switching machine. A groove switching unit 1, the wheel 21 and the saddle portion 23 and the handle portion 24 and the Mizosetsutai 25 and groove switching machine main body 2 provided, arranged in front of the handle portion 24 Grain and an agent spreader 3. Distribution opening 34 of the granule spreader 3 comprises a granule spreader 3 can be connected to the groove switching machine body 2 mounting portion 4 to be placed in front of the wheel 21. Handle portion 24 includes a handlebar 24a and stem 24b, and the mounting portion 4 is preferably connected to the stem 24b can be fixed granulate spreader 3 in the groove switching machine main body 2. The attachment portion 4, a mounting portion 4 can be fixed to the stem 24b of the base portion 41, a sliding member 43 which extends to the connected and near the stem 24b to the regulating portion 37 of the granule spreader 3, the sliding member It may further include an operation unit 44 capable of operating the adjusting unit 37 via the connected and the slide member 43 to 43.FIELD 1【課題】溝切り作業の他、容易かつ短時間に粒剤散布も実行可能な乗用溝切機を提供する。【解決手段】溝切機1は、車輪21とサドル部23とハンドル部24と溝切体25が設けられた溝切機本体2と、ハンドル部24の前方に設けられた粒剤散布機3とを備える。粒剤散布機3の散布口34が車輪21よりも前方に配置されるように粒剤散布機3を溝切機本体2に接続可能な取付部4を備える。ハンドル部24はハンドルバー24aとステム24bとを備え、かつ、取付部4がステム24bに接続して粒剤散布機3を溝切機本体2に固定可能であることが好ましい。取付部4には、取付部4をステム24bに固定可能なベース部41と、粒剤散布機3の調節部37に接続されかつステム24b近傍まで延びた摺動部材43と、該摺動部材43に接続されかつ摺動部材43を介して調節部37を操作可能な操作部44とを更に備えることが好ましい。【選択図】図1
