Method for boar semen collection in pig farm

Abstract

The invention discloses a method for boar semen collection in pig farm. The method comprises the following steps of: S1. Feeding the boar: adjusting the feeding and the water amount according to the actual situation condition, keeping the boar good body condition, and controlling the environment of the boar S2. Semen collection: first, the boar is sent to the extraction fence; then, the semen production personnel can induce the boar to climb up the extraction table; subsequently, the semen collecting personnel squeeze the accumulated urine in the foreskin of the boar; then, the male pig is stimulated to extend out of the penis, and the semen collector grips the spiral part of the penis of the male pig by hand; then, the penis is washed with physiological saline, and then the penis is driedby paper towel, so that the operator needs to handle the sassafras and avoid the pollution of semen; finally, aligning the penis head of the boar with a fine bottle opening, the bottle mouth is provided with the filter paper, the boar ejaculation is intermittent, the semen collector should imitate cervical motion by hand to stimulate the continuous ejaculation of the boar; S3.Semen examination; checking the semen quantity, color, smell, vitality and semen density of the collected semen; S4.Diluting the qualified semen S5. Storing semen.

Description

technical field [0001] The invention relates to the field of breeding technology, in particular to a boar semen collection method in a pig farm. Background technique [0002] At present, the application of artificial insemination technology has played an important role in the improvement and cultivation of pig breeds in my country, and it is an indispensable key technology in pig breeding. Under good feeding and management conditions, the pregnancy rate of pigs in estrus can reach more than 50%, and the total annual conception rate can reach 85% to 90%, or even more than 95%. However, artificial insemination has very strict requirements on operating conditions. If improperly operated, it will cause low conception rate of pigs and even cause reproductive diseases. Contents of the invention [0003] The purpose of the present invention is to provide a boar semen collection method in a pig farm to solve the problems raised in the above-mentioned background technology. [00...

AI Technical Summary

Problems solved by technology

However, artificial insemination has very strict requirements on operating conditions. Improper operation will cause low conception rate of pigs and even cause reproductive diseases.

Images