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The boar is the source of a pig farm production line. The main goal of boar management is to improve the breeding ability of the boars, to make the boars strong, the body condition is not fat or thin, energetic, maintain strong sexual desire, good semen quality, and improve the breeding rate of pigs. “The sows have a good nest and the boars have a good slope.†The health status of the boar directly affects the production of the farm. Recently, continuous high temperature weather, we must pay special attention to the management of boar feeding, grasp the following key points:
First, nutrition:
Special boar material, 1-2 meals / day. Feeding 2.4 kg/day at 120 kg body weight and 2.8 kg/day at 300 kg body weight. At the peak of breeding, the daily increase is 0.1-0.2kg/day.
In summer, the weather is hot, and under the premise of ensuring sufficient drinking water, it is fed by wet mixing. Timely clearing trough to ensure feed quality.
Increase the greenish feed of watermelon rind and the like.
Second, health care:
1. Use Chinese herbal medicine for health care, minimize the application of western medicines, so as to avoid the tolerance of pigs and prevent the health effects. It is recommended to use "Fuzheng Jiedu San" + "Weikang" for a week of health care.
2, weekly cleaning brush body table 2-3 times a year to remove internal and external parasites 2-3 times a year.
Third, management:
Reserve boars must be over 9 months old and weigh more than 130kg to use. Each boar is used once a day, < 4 times a week. Boars under one year old are 1-2 times/week.
2. Proper exercise and sun exposure can enhance boar resistance. It is recommended that the boars exercise every day and walk back and forth in the breeding walkway in the morning to promote the sow's estrus. It is recommended that pig farmers try to set up a small sports field outdoors, choose the temperature in the evening, and gently drive out the boar for 1-2 hours.
3, the pig immunization program should be formulated according to the actual incidence of the pig farm, not too dense, resulting in immune burden, but also to ensure effective prevention of disease.
4, high temperature reduces the body's resistance, high humidity promotes pathogen reproduction. In the summer, pigs need to pay special attention to keep the environment dry, clean and ventilated. The boar is best at 18-20 ° C, and it is conditional to install air conditioning in the boar.
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