Megalobrama amblycephala overwintering feed and preparation method thereof

The invention relates to a megalobrama amblycephala overwintering feed and a preparation method thereof. The megalobrama amblycephala overwintering feed comprises the following raw material components: fish meal, rapeseed, bean pulp, rapeseed meal, cottonseed meal, corn protein powder, wheat middling, wheat, wormcast, fish oil, betaine, ginger, garlic, vitamin additive, mineral substance additiveand monocalcium phosphate. The preparation method comprises the following steps: coarsely crushing the fish meal, the rapeseed, the bean pulp, the rapeseed meal, the cottonseed meal, the wormcast, the corn protein powder, the wheat middling and the wheat into mixed coarse material; screening with a screen of 10-20 meshes; stirring the mixed coarse material with the fish oil, the betaine, the ginger, the garlic, the vitamin additive, the mineral substance additive and the monocalcium phosphate; fully mixing evenly to obtain mixed material; finely crushing the mixed material, and screening witha screen of 40-60 meshes; and finally, pelleting, drying, cooling and packaging. The feed disclosed by the invention has the functions of improving the immunocompetence of the megalobrama amblycephala, invigorating health and reducing incidence of diseases and is favorable for the healthy growth of the megalobrama amblycephala.