The head showed better reducing soil adhesion ability, and the order of the factors of soil adhesion was : the pressure, the unload velocity, the interaction of the pressure and the unload velocity, the load velocity and the time of keeping same press. 蚯蚓头部减粘效果最为突出,影响粘附的因素主次顺序为:正压力,卸载速度,二者的交互作用,加载速度和保压时间。