The technical method of matching the bell of male and female pigs
First, young boar and old sow with: young boar masculine masculine, sexual desire, climbing action sensitive, sperm vitality, mating with older sows can improve the accuracy of the fetal rate.
Second, young sows and middle-aged boar collocation: The initial mating of young sows lack of mating experience, a certain degree of fear of mating, will produce some difficulties in mating. Middle-aged boars are not only sexually active but also have rich mating experience. The mating of such middle-aged boars with young sows not only overcomes the difficult mating difficulties of young sows, but also improves the precision of the fetus and the quality of the embryos.
It should be pointed out that older boars should not be mated with sows of any age and should be eliminated.
Rose Flower,Jasmine Flower,Wild Chrysanthemum,Common Bombax Flower
Henan Qiancuntang medicial technology co.ltd. , https://www.qctchineseherb.com