一、产生跑茬的原因(1)机组犁耕前,未进行田间清理或清理的不彻底。(2)驾驶员在犁耕过程中,发现有堵犁拖堆现象时未及时排除。(3)土壤坚硬或草根层过厚,犁铲入不了土。(4)犁铧刃口秃钝或铲尖垂直间隙过小。(5)犁轴严重变形。(6)犁的深浅调整不当,耕翻过浅。二、处理方法1.机组 First, the reasons for running stubble (1) before the unit plow, did not conduct field cleaning or cleaning is not complete. (2) During the plowing process, the driver did not find out the phenomenon of plowing and piling up in time. (3) soil is hard or grass roots too thick, plow shovel into the soil. (4) Plowshare blade bald blunt edge or vertical clearance is too small. (5) plow shaft serious deformation. (6) improper adjustment of the depth of the plow, tilled over shallow. Second, approach 1. Unit