Preparation method of sterilization feed

The invention discloses a preparation method of a sterilizing feed in the technical field of feeds, and the preparation method of the sterilizing feed comprises the following steps: airing and air-drying collected tea leaves, and crushing the air-dried tea leaves to obtain tea dust; the prepared tea dust and calcium powder are mixed, the stirring speed is 1200-1700 revolutions per minute, the stirring time is 10-20 minutes, and the heating temperature is 50-70 DEG C; the preparation method comprises the following steps: mixing and stirring tea dust and calcium powder for 7-10 minutes, sequentially adding grain feed and fruit and vegetable feed, and continuously stirring until the mixing and stirring time reaches 10-20 minutes. According to the preparation method of the bactericidal feed, tea leaves are added into the feed, and phytocide in the tea leaves is utilized to sterilize bodies of bred animals, so that the quality of the bred animals is improved; the use of antibiotics in the feed is reduced, and the