... and other crops 1. Product Introduction 4U Series Potato Harvester is mainly used for harvesting potato, garlic, sweet potato ... operation life is long, etc. 4U Series Potato Harvester is mainly used for harvesting potato, garlic, sweet potato ... tiller, rotary stubble crusher, wheat planter, corn planter, cultivator, soil ridger, soil loosener, wheat and rice harvester, wheat and corn thresher, tractor ...