The agricultural hose guide device ‘DolDolRi’ is the perfect tool for preventing! damage tocops and entanglement of a hose(>100m) while spraying! agricultural chemicals and liquid fertilizer or watering, and allows a single worker! to conveniently install it without the aid of others.Mowing the grass. Lift up the front wheel control switch. And then start cutting work by rotating Black DOKSURI on the ground. Harvest crops. Fix the wheel to straight travelling direction by lowering the front wheel control switch and then start cutting work by walking so that crops can be cut and fall down by the blade.