1市场的基本现状水稻是我国最主要的粮食作物,其种植面积近3200万hm2,产量约占粮食总产量的40%,是种植面积最大、总产量最多的粮食作物。我国的水稻机械化插秧始于20世纪50年代。20世纪50—70年代,插秧机主要是仿人工大苗Σ栽,实际使⒚效果较差。20世纪80年代,各地农机部门开始引进了国外的插秧机进行试验和示范应⒚。1998—2000年,江苏通 1 The basic status of the market Rice is the most important grain crop in China. Its planting area is nearly 32 million hm2 and the output accounts for about 40% of the total grain output. It is the most widely planted grain crop with the largest total output. China’s rice mechanization seedlings began in the 1950s. 50-70 years of the 20th century, the transplanter is mainly imitation artificial seedlings planted Σ, the actual results of the poor results. In the 1980s, agricultural machinery departments across the country began to introduce foreign transplanters for testing and demonstration. 1998-2000, Jiangsu Tong