WORK MACHINE

A work machine (1) is provided with: a cultivation unit (18) that cultivates a field by rotating around a shaft (16) extending in a machine width direction (K2); a ridge forming device (A) that forms ridges (UN) in the field cultivated by the cultivation unit; a mulching film laying part (300B) for laying a mulching film (300F) on the ridges; and a soil collecting member (D) for collecting soil on the mulch film, the soil collecting member having: a soil covering member (DS) for covering the end of the mulch film with soil; and a blade (BL) which is disposed further toward the inside in the machine width direction than the soil covering member, guides the soil covering the end portion to a mulching film covering the upper surface of the ridge, is configured separately from the soil covering member, and is disposed obliquely with respect to the soil covering member in plan view so as to extend toward the inside in the machine width direction. 作业机(1)具备：耕耘部(18)，其绕沿机宽方向(K2)延伸的轴(16)旋转而对田地进行耕耘；垄形成装置(A)，其在由所述耕耘部耕耘后的