... Product Introduction 4U Series Potato Harvester is mainly used for harvesting potato, garlic, sweet potato, peanut and other crops under ... , etc. 4U Series Potato Harvester is mainly used for harvesting potato, garlic, sweet potato, peanut and other crops under ... , corn planter, cultivator, soil ridger, soil loosener, wheat and rice harvester, wheat and corn thresher, tractor trailer, slasher, gearbox, ...