PROBLEM TO BE SOLVED: To provide a seeder in which a bed soil supply device, a soil-leveling device, a watering device, a seeding device, and a covering soil supply device are sequentially disposed on a conveyer for putting and conveying seedling-raising boxes in the direction for conveying the seedling-raising boxes, and which can adopt a belt conveyance mechanism in the conveyer to reduce weight and cost.SOLUTION: In the conveyer 3, a roller conveyance mechanism 18 is disposed on the rear portion side in the seedling-raising box-conveying direction A, and a belt conveyance mechanism 19 is disposed on the front portion side in the seedling-raising box-conveying direction A. The bed soil supply device 7, the soil-leveling device, the watering device 11 are disposed in the conveying zone of the roller conveyance mechanism 18, and the belt conveyance mechanism 19 is disposed in a portion where the seeding device 13 and the covering soil supply device 14 are arranged.COPYRIGHT: (C)2013,JPO&INPIT【課題】 育苗箱を載置して搬送する搬送コンベヤに、床土供給装置と、土均し装置と、灌水装置と、播種装置と、覆土供給装置とを育苗箱搬送方向に順に設けた播種機において、重量軽減、コストダウンを図るべく、搬送コンベヤにベルト搬送機構を採用することができる播種機を提供する。【解決手段】 搬送コンベヤ3に、育苗箱搬送方向A後部側のコロ搬送機構18と育苗箱搬送方向A前部側のベルト搬送機構19とを設け、コロ搬送機構18の搬送ゾーンに床土供給装置7、均し装置及び灌水装置11を設けると共に播種装置13及び覆土供給装置14の配置部分にベルト搬送機構19を設ける。【選択図】図2
