An empty dog ​​litter refers to the situation where the dog is not matched after breeding. Methods to prevent empty litters for dogs:

1. Find a male dog that has been bred to ensure that the sperm motility of this male dog is strong and the sperm quality will not be too low. The phenomenon.

2. Supplement nutrition to the bitch before pregnancy, and try to breed the bitch on the first or second day after the vaginal bleeding ends. The probability of mating is very high at this time.

3. After breeding on the first day, you can breed the dog again the next day to increase the success rate.

Reasons for empty dog ​​litters:

1. The breeding time is wrong, too early or too late, which will lead to mismatch.

2. The semen of male dogs has low viability and cannot combine with eggs.

3. Miscarriage is caused by diseases in the female dog’s reproductive system or infection with Brucella.