Pig compound premix and preparation and application methods thereof

The present invention discloses a pig compound premix applicable to the pig slaughtering stage of 60 kg in weight, and preparation and application methods thereof, and relates to the technical field of animal breeding. The present invention can provide minerals, vitamins, amino acids and other nutrients for fattening pigs, which are promoted to grow bones and meat, and keep healthy. The present invention can improve the feed conversion rate and the protein utilization rate. The feed cost is reduced, the weight of pigs is increased, and the fattening time is shortened; The present invention can improve the survival rate and reduce the death rate of fattening pigs. The growth of the pig weight gain is promoted, the muscles remain plump, the bones are strong and the fur is bright. The present invention can fight against stress and slow down the stress reactions caused by changing materials, vaccination, high temperature and severe cold. The present invention can adjust the balance of intestinal flora, improve intestinal environment, inhibit and prevent escherichia coil, salmonella and other bacteria diseases, which has a significant effect on intractable diarrhea that cannot be effectively treated by long-time use of antibiotics.