PROBLEM TO BE SOLVED: To prevent a trouble of damage caused by a transmission device for a residual culm handling device coming into contact with an obstacle during work.SOLUTION: A corn harvester includes: a harvesting device 2 provided at a front part of a vehicle 1 for harvesting a bunch-like part of a corn a residual culm handling device 6 provided at a rear part of the harvesting device 2 in the vehicle 1 for shredding a residual cum after harvesting the bunch-like part of a corn by the harvesting device 2 a transmission device 23 provided on a lateral outside side of a body of the vehicle 1 for transmitting a transmission force to the residual culm handling device 6 and a guard member 24 provided below a lower end part of the transmission device 23 for protecting the lower end part of the transmission device 23.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2017,JPO&INPIT【課題】作業走行時に残稈処理装置用の伝動装置が他物に接触して損傷する不都合の発生を防止する。【解決手段】トウモロコシ収穫機は、走行車体1の前部に位置してトウモロコシの房状体を収穫する収穫装置2と、走行車体1における収穫装置2の後方箇所に位置して収穫装置2による房状体収穫後の残稈を細断する残稈処理装置6と、走行車体1の車体横外側に位置して残稈処理装置6に伝動する伝動装置23と、伝動装置23の下端部の下方に位置して伝動装置23の下端部を保護するガード部材24とを備えている。【選択図】図1