如何保证机播质量一是驾驶和操作人员应技术过硬、熟练。拖拉机与播种机技术状态完好，播前要试播。二是充分利用土地面积，做到不扔地头，不留大边，选好开播地点，地块的另一端应插上标杆或找好标志，力求播直、行距一致，以利后面的中耕与深松作业。三是机播过程中要勤... How to ensure the quality of airborne First, driving and operating personnel should be perfect, skilled. Tractor and planter technology intact, sowing before the broadcast. The second is to make full use of land area, so do not throw the ground, leaving the big edge, choose the site of the broadcast, the other end of the block should be put on the benchmark or find a good sign, and strive to sow the line spacing consistent to facilitate the cultivation and Subsoiling operation. Third, the process of mechanical broadcasting to ground ...