| 1. | Development of a precision seeder control system 穴盘精密播种机控制系统的研究 |
| 2. | The first seeder developed was of medium scale approx 第一个免耕播种机是中型的约 |
| 3. | A second , smaller 3 point hitch seeder approx 第二个直播机是三点悬挂式约 |
| 4. | Research on seedplate bneumatic precision seeder 苗盘气吸精密播种机的研制 |
| 5. | The design of the avoids ploughing wheat seeder 小麦免耕播种机的设计 |
| 6. | Study and design of2bd - 1 6 precision seeder 16型精密播种机的研究设计 |
| 7. | Study on strip rotary tillage wheat seeder 带状浅旋小麦播种机的研究 |
| 8. | Seeder design and evaluation for small scale conservation tillage 小型免耕播种机的设计与试验 |
| 9. | Design of model 2bfq - 3 stalk - saw - cutting corn no - tillage seeder 3型秸秆锯切式玉米免耕播种机设计 |
| 10. | 2bf - 6 type no - tillage combine seeder for rape in stubbly field 6型稻茬田油菜免耕联合播种机的研究 |