水稻机械化插秧有许多优点。这种插秧方式比手工插秧每公顷可节省开支450～750元,而其产量却可增加10％左右。机械化插秧技术大大提高了人们的劳动生产率,手工插秧每天(8小时)每人可插秧0.05公顷左右,采用机械插秧可达到1.0～1.5公顷/天·人。机械化插秧技术还大大地减轻了农民的劳动强度,改变 Rice mechanization transplanting has many advantages. This method of transplanting than hand transplanting per hectare can save 450 to 750 yuan, while its output can increase about 10%. Mechanized planting techniques have greatly increased people’s labor productivity. Seedlings planted by hand can reach about 0.05 hectares per day (8 hours) per day and 1.0-1.5 hectares per day by mechanical planting. Mechanized planting techniques have also greatly reduced the labor intensity of peasants and changed