PROBLEM TO BE SOLVED: To perform fertilization under reduced influence of traveling velocity, depending on a position of a row.SOLUTION: A work vehicle (1) comprises: a traveling vehicle body (2) a fertilization device (5) supported by the traveling vehicle body (2), the fertilization device (5) including a plurality of delivering members (73) for delivering granules by a prescribed amount, the delivering members (73) being arranged depending on the number of rows to which the granules are applied a plurality of drive sources (M1) installed correspondingly to the delivering members (73) a speed detection member (SN4) and drive control means (C30) for controlling the respective drive sources (M1) using a drive amount (N) based on a traveling velocity (V).SELECTED DRAWING: Figure 12COPYRIGHT: (C)2017,JPO&INPIT【課題】条の位置に応じて、走行速度の影響が低減された施肥を行うこと。【解決手段】 走行車体(2)と、前記走行車体(2)に支持された施肥装置(5)であって、粉粒体を所定量ずつ送り出す繰出部材(73)であって粉粒体を施す条の数に応じて配置された複数の前記繰出部材(73)と、を有する前記施肥装置(5)と、前記繰出部材(73)に応じて設置された複数の駆動源(M1)と、速度検出部材(SN4)と、走行速度(V)に基づいた駆動量(N)で各駆動源(M1)を制御する駆動制御手段(C30)と、を備えた作業車両(1)。【選択図】図12