Ploughing and fertilizing all-in-one machine

The invention discloses a ploughing and fertilizing all-in-one machine in the field of agricultural planting equipment, the ploughing and fertilizing all-in-one machine comprises a driving type walking vehicle, the walking vehicle comprises a base and a walking mechanism, and the walking mechanism comprises walking wheels arranged below the base and a driving mechanism for driving the walking wheels; the deep ploughing mechanism comprises a connecting shaft which is connected to the lower portion of the base and is perpendicular to the advancing direction of the walking vehicle, and a plurality of furrow ploughs are fixedly connected to the connecting shaft in the length direction; the fertilizing mechanism comprises a hopper connected above the base and a spiral conveying assembly arranged below the base, the lower part of the hopper penetrates through the base and then is communicated with the spiral conveying assembly, and the lower part of the spiral conveying assembly is communicated with a throwing asse