Management and breeding method of breeding pigs

The invention relates to a management and breeding method of breeding pigs, and relates to the technical field of breeding pig breeding and management. The management and breeding method comprises thefollowing steps of periodically arranging medicine purification on the breeding pigs to remove bacteria on the bodies of the breeding pigs and parasites inside and outside the bodies of the breedingpigs; conducting hybridization on sows, dividing the pregnancy stage of the sows after hybridization into three pregnancy stages, conducting ultrasonic pregnancy detection on each pregnant sow at least twice, transferring the pregnant sows into a delivery room one month before parturition, and ensuring that the backfat thickness of the parturition sows to reach 20 mm-24 mm before the sows enter the delivery room; enabling the parturient sows to delivery, gradually increasing the feed intake from the third day of sow parturition, and from the seventh day of parturition, enabling the feed intakein summer to reach 6.0 kg/