PROBLEM TO BE SOLVED: To provide a rice transplanter comprising a seedling-jamming prevention piece mounted on a plurality of push-out pieces different in groove width each other.SOLUTION: A rice transplanter 1 comprises a seedling-transplant device 23 for scratching out seedlings with a transplant tine 30 from a seedling mat placed on a seedling-carrying platform 29 to transplant the seedlings to a farm field, and further comprises a push-out piece 234a or 234b for pushing out the seedlings held by the transplant tine 30, and a push rod 235 for sliding the push-out piece 234a or 234b along the transplant tine 30. A trunk 292 provided in U-shaped grooves 283a or 283b of the push-out piece 234a or 234b is constituted so as to detachably provide an elastic seedling-jamming prevention piece 291 to the push-out pieces 234a and 234b.SELECTED DRAWING: Figure 26COPYRIGHT: (C)2018,JPO&INPIT【課題】溝幅が互いに異なる複数の押出片に装着可能な苗詰り防止片を備える田植機を提供する。【解決手段】田植機1は、苗載台29に載置された苗マットから植付爪30で苗を掻き取って圃場へ植え付ける苗植付装置23を備える構成であって、植付爪30で挟持した苗を押し出す押出片234a又は234bと、押出片234a又は234bを植付爪30に沿って摺動するプッシュロッド235を備え、押出片234a又は234bのU字状溝283a又は283b内に配置される胴部292が弾性を有する苗詰り防止片291を押出片234a及び234bに着脱可能に構成している。【選択図】図26