为做好农机化发展“十五”计划，首先必须认真总结农机化历史经验教训，回顾本市四十多年来的农机发展情况，其经验和教训可归纳为三点： 一是农机的发展必须适应于农业生产的发展需要和农艺的要求。农艺的不适应将引起农机具的淘汰。如１９７３年我市大力发展水稻人力插秧机， In order to do a good job in agricultural mechanization and development of the “Tenth Five-Year Plan”, we must first conscientiously sum up the experience and lessons of agricultural mechanization and review the development of agricultural machinery in the city over the past 40 years. The experiences and lessons learned can be summed up in three points: First, the development of agricultural machinery Must adapt to the development needs of agricultural production and agronomic requirements. Agronomy will lead to the elimination of agricultural machinery. As in 1973, the city vigorously develop rice manpower transplanter,