Prevention and control measures: Farmers in the prevention and control process in addition to the use of egg drop syndrome vaccine immunization, strengthen comprehensive health care, and other respiratory syndrome prevention and control is similar.
2. Broiler Ascites Syndrome: Broiler Ascites Syndrome is common in broiler flocks at the age of 4-5 weeks. The incidence of Ascites Syndrome is generally 3%-5%. It is one of the more serious diseases in broilers at the end of spring and the beginning of summer. The symptoms of Ascites Syndrome in broilers are abdominal enlargement, purple head and face, difficulty in breathing and gradual exhaustion and death. There are many reasons for this disease, among which the main reasons are anoxia in chicken house, high concentration of ammonia, feeding high-energy feed, growing too fast, nutritional factors, poisoning (such as salt, drugs) and genetic factors.
Prevention and control measures: 1. Chicken house hygiene is the focus of prevention and treatment of all diseases, so farmers should pay attention to improving the feeding environment, chicken house hygiene, while doing a good job of ventilation. 2. Reasonable mix of feed, different growth stages need different nutrient composition and proportion of feed, farmers must not blindly choose. 3. In the process of raising broilers for 2-3 weeks, breeders can choose to restrict their feeding properly. 4. Reduce stress reaction and prevent poisoning. In addition, attention should be paid to prevent mildew and deterioration of feed. 5. Ascites syndrome is often secondary to colibacillosis or chronic respiratory diseases, so sensitive drugs can be chosen to prevent secondary infection.
3. Fatty Liver Syndrome: Fatty Liver Syndrome in chickens is generally a nutritional disorder caused by the disorder of fat metabolism in chickens. once the disease occurs, the chickens will show pale anemia between the chickens'crowns and beards, and the chickens may also discharge gray and thin dung, and the chickens' head and neck stretch forward or back bend, cramps on the ground, and so on. If households do not take timely preventive measures, they will lead to chicken wasting and death.
Prevention and control measures: 1. Farmers should pay attention to control the energy level in feed and increase protein content by 1%-2% in the process of prevention and control and daily feeding. 2. Farmers can also add 100 grams of choline chloride, 50 grams of methionine and 5 grams of multivitamin, 12 mg of vitamin B12 and 0.05-0.1 mg of selenium to every 100 kg of feed. 3. Farming sick chickens found to have this disease should be fed separately with 0.1-0.2 g of choline chloride and 1 mg of vitamin E 1.
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