【摘要】 以２ＢＭＦＦ─９Ｂ小麦免耕分层施肥播种机的试验研究为基础，从我国北方小麦旱地免耕直播技术的工艺特点出发，综合分析了这种配套机具的作业工艺，通过性能和动力性能。并从农艺与农机结合出发，提出了２ＢＭＦＦ─９Ｂ小麦免耕施肥播种机的进一步改进措施和北方旱区免耕直播技术研究的主要方向。更多还原

【Abstract】 Based on the testing study of 2BMFF 9B notill seeder with stratifyingfertilization for wheat and starting from technlolgical features of notill and direct seedingtechnology for dryland wheat in North China,this paper comprehensively analyses theoperation technology,passing and power performances of the perfection farming imple-ments.Also, starting from the combination of agronomy with farm machinery,this pa-per suggests some measures for further improving 2BMFF 9B notill seeder with strati-fying fertiliaer application for wheat and the main research directions of notill and directseeding technology in the dryland area of North China.更多还原