A harvester for potatoes, beets or similar root crops is in the form of a self-propelled orpulled bunker harvester. It has an intermediate or transfer bunker receivingharvestedroot crop after a cleaning phase. From its receiving space the root crop canbedischarged by means of a conveying device that forms at least partially in thebunker afloor conveyer, comprises a lateral transfer module and can be orientedsubstantiallytransversely to the travel direction of the harvester. According to theinvention, it isprovided that the conveying device interacts with a wall-type movable supportstructureat least in the area of a longitudinal side of the receiving space that isfacing away fromthe lateral transfer module.