Control methods of Swine scabies mites
The affected part of the diseased pig is extremely itchy, rubbing in places such as the railing, and after a week, the skin appears as a needle-sized red blood rash, and forms pustules, resulting in cracked scab, dryness, cracking, serious death, and most of them show dysplasia.
Prevention and control methods: strengthen feeding and management, do a good job in the hygiene of pig houses, and keep clean, dry and ventilated; thoroughly disinfect the houses and appliances contaminated by sick pigs with 2%-5% keliolin solution, and the unsterilized utensils shall not be brought into the pig barn; the diseased pigs should be raised in isolation and treated in time; the diseased pigs should be placed in the sterilized pig house for breeding. (author: 151800 Animal Husbandry Development Center, Longquan Town, Bayan County, Heilongjiang Province)
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Difficulty of chicken diarrhea caused by four feed inducements
1. The content of salt is too high. In order to enhance appetite and prevent the occurrence of feather pecking and anal pecking, too much salt was added to the chicken feed, which made the chickens drink too much water and often had strong diarrhea. In addition, the excessive amount of fish meal or the added fish meal itself contains too much salt, which can easily lead to excessive salt content in the feed and cause diarrhea in laying hens. 2. The addition of stone powder is too high. Excessive or rapid addition of stone powder in the diet will lead to excessive blood calcium in laying hens, increase the burden on the kidneys, cause kidney swelling, and eventually cause diarrhea. In order to satisfy
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Harm of Duck Influenza and its Comprehensive Control
Duck influenza is a highly fatal infectious disease caused by influenza A virus, which can infect ducks of all breeds and every day of age. it is the most serious epidemic disease that harms duck industry. 1. Epidemic characteristics in the past, it was generally believed that waterfowl were only carriers of influenza virus and did not get sick. However, since the mid-1990s, ducks have been infected with highly pathogenic influenza virus, which breaks the traditional understanding of duck influenza. Ducks are not only highly susceptible to influenza, but also can transversely infect terrestrial birds.
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