PROBLEM TO BE SOLVED: To provide a seedling transplanting machine that facilitates loading work of fertilizer even if the amount of the fertilizer is large, has high efficiency of working and comprises a spare seedling frame.SOLUTION: A seedling transplanting machine is provided with spare seedling frames 38L, 38R having a spare seedling platform (38a, 38b, 38c) for loading spare seedlings provided at front right and left part of a traveling vehicle body 2 for traveling in a field. The seedling transplanting machine is also provided with a loading unit 66 for loading and conveying work materials including a fertilizer container, a plastic tank with fuel and a seedling box provided in the spare seedling frame 38L the spare seedling frames 38L, 38R and the loading unit 66, which are turnably provided in the traveling vehicle body 2, independently respectively. The work materials such as fertilizer containers can be loaded on the seedling transplanting machine by using the loading unit 66, so that the labor of workers required for the work of loading the work materials being heavy loads can be reduced.COPYRIGHT: (C)2015,JPO&INPIT【課題】肥料の量が多くても肥料の積込作業を容易に行うことができる作業能率が高い予備苗枠を備えた苗移植機を提供することである。【解決手段】圃場を走行する走行車体2の前部左右に備えた予備の苗を積載する予備苗載せ台(38a、38b、38c)を有する予備苗枠38L、38Rを設け、該予備苗枠38Lに備えた肥料容器、燃料入りのポリタンク及び苗箱を含む作業資材を積載して搬送する積込装置66と予備苗枠38L、38Rと積込装置66とを、それぞれ独立して走行車体2に回動自在に設けた苗移植機であり、積込装置66を用いて肥料容器等の作業資材を苗移植機に積み込むことができるので、重量物である作業資材を積み込む作業に要する作業者の労力を軽減することができる。【選択図】図3