Pig B ultrasound use skills
I. B ultrasound detection site: The tested sow can stand freely in the restricted feeding column or on the side, on the inner side of the thigh, and on the outer abdominal wall of the last nipple.
Second, the sows are produced: the sows on the ventral side of the sows are counted from the second pair of nipples to the third pair of nipples, and the sow's milk base is between the outer sides of 5-250px, and the visit is adjusted in the direction of the spine 45°. The gilts: the 1-2 ventral ventral rear end of the sow is 1-2 pairs above the nipple nipple, and the sow's milk base is between 5 and 250px outside, and the visit is adjusted in the direction of 45° to the spine.
Third, the exploration time: early pregnancy monitoring zui can be carried out 18 days after breeding, the accuracy of pregnancy monitoring at 22 days can reach 100%.