2. When the weight of gilts reaches 110-130 kilograms and the thickness of back boring is 18-20 millimeters, it is more appropriate to breed in the second situation. 3, gilts in the 10 to 14 days before mating should adopt free feeding methods to increase the ovulation rate of gilts, immediately after the breeding, reduce the amount of feeding. 4, observe the estrus can be used to try the boar, the effect is better. 5, it is best to take repeated breeding, is conducive to improve the fertility rate of mating and sow farrowing rate. 6. When weaning and just weaning, feeding to the sow's lactating diet should be continued almost at the same time. The best daily feed is 3.5 to 4 kg of feed, which is beneficial to the recovery of the sow's lost weight. 7. Concentrate the number of weaned sows in one column, which is conducive to promoting the estrus of sows, especially the first time sows are born. 8. Feeding high levels of antibiotics from weaning to breeding can increase the farrowing rate of sows. Healthy Cat Treats,Homemade Cat Treats,Best Cat Treats,Cat Dental Treats Jiangxi Welton Pet Products Co., Ltd. , https://www.weltonpetcare.com
Management of breeding sows
1. When gilts weigh up to 60 kg, they should be reared separately and fed diets with digestive energy of 13 million kJ/kg, crude protein 16% and lysine 0.85%.