... is mainly used for harvesting potato, garlic, sweet potato, peanut and other crops 1. Product Introduction 4U Series Potato Harvester ... is mainly used for harvesting potato, garlic, sweet potato, peanut and other crops under the ground with the merits of ... ridger, soil loosener, wheat and rice harvester, wheat and corn thresher, tractor trailer, slasher, gearbox, plough and harrow discs, cultivation ...