Controlling pregnant animals during daytime childbirth
Controlling the delivery of pregnant animals during the day can bring a lot of convenience to feeding and management, and at the same time reduce the mortality of the livestock and increase the economic benefits. This is a new technology that has been explored in production practice in recent years. Implementation measures: 1 The sow's delivery time has a great relationship with the breeding time. Usually sows who gravid in pregnancy in the early afternoon, most of them can give birth during the day. Due to the one-morning activities of the male and female animals, they are energetic and have a high rate of conception. After conception, the fetus has a strong vitality, and delivery is usually during the day. According to the date of mating, timely observation of the sow's performance, if the vulva swollen and discharge, and uncomfortable performance, this time in the morning 8-9 am, intramuscular injection of chloroprenenol injection in the sow 1-2 ml allows 92.2% of sows to give birth during the day and have the role of spawning. 2 cattle can also control the delivery during the day, that is, in the pre-production period of labor cows, found that its abdominal edema, enlarged mammary glands, congestive swelling of the vulva, buttocks skin wrinkles arm flattened, obvious depression on both sides of the tail, can be at 4 o'clock in the afternoon, An intramuscular injection of 300 micrograms of ammonase hydrochloride was used. At 10 PM, 210 micrograms of the same drug was injected to control the hemorrhoids at 6-9 pm the following day.