Multifunctional rotary tillage combined seed and fertilizer drill

The invention discloses a multifunctional rotary tillage combined seed and fertilizer drill. Comprising a main body frame, a rotary tillage assembly, a connecting piece capable of being connected with a driving device, a sowing assembly capable of planting large-particle seeds and spraying small-particle seeds or fertilizers, a blocking assembly capable of preventing the small-particle seeds from being sprayed out of the two sides of a rear rotary tillage range, and a marking assembly capable of marking the positions of the two sides of the rotary tillage to avoid repeated rotary tillage and repeated sowing. The connecting piece is arranged on the front side of the body frame, the sowing assembly and the blocking assembly are arranged on the rear side of the body frame, the rotary tillage assembly is arranged below the body frame, and the marking assemblies are arranged on the two sides of the body frame. Compared with the prior art, the method has the advantages that 1, the boundary of the rotary tillage ran