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Causes and Countermeasures of Chicken immunosuppression
With the in-depth study of chicken health care, people gradually realize the harmfulness and seriousness of the immunosuppression problem of chicken flocks. As far as chickens are concerned, what is the cause of immunosuppression? 1 causes of immunosuppression 1.1 Diseases that can cause immunosuppression occur in chickens. In the prevention and treatment of diseases, common bursitis, avian influenza, avian leukemia, Marek's disease and so on are serious damage to the immune system of the body, causing immunosuppressive diseases. For example, bursitis is usually characterized by invasion of bursa of Fabricius.
2019-01-15 -
Recommended immunization procedure for raising meat-eating chickens
7-day-old: vaccinated against Newcastle disease, inoculated by eye or nose drops, in order to prevent Newcastle disease and transmission. 14 days old: vaccinated with bursa of Fabricius. The method of vaccination is to drink water (2 times the amount) in order to prevent bursal disease in broilers. 21 days old: inoculated with Newcastle disease vaccine. The vaccination method is drinking water (2 times the amount), the purpose is to prevent chicken Newcastle disease and transmission. 28 days old: vaccinated with bursa of Fabricius. The method of vaccination is to drink water (2 times the amount) in order to prevent bursal disease in broilers.
2019-01-16 -
Feeding, reducing drinking water and increasing the treatment of dehydrated chicken bursal disease with traditional Chinese medicine
Feeding, reducing drinking water and increasing the treatment of dehydrated chicken bursal disease with traditional Chinese medicine
2018-07-11 -
How to raise guinea fowl?
Guinea fowl was originally a wild bird in Africa, and then it was domesticated and raised in China to become a breeding breed. Many people are not very familiar with some of the living habits of guinea fowl, so they do not know how to raise them. If you want to raise guinea fowl well, you must master guinea fowl.
2020-11-08 Pearl chicken how raise pearl originally for Africa -
Chicken infectious anemia-pathological changes
The most characteristic pathological change of simple chicken infectious anemia is bone marrow atrophy. The bone marrow of thigh bone is fatty, yellowish or pink; thymus atrophy and hyperemia can lead to complete degeneration. With the increase of age of diseased chickens, thymus atrophy is easier to observe than bone marrow lesions. Fabricius bursa atrophy is not obvious and is often transient. Sometimes the weight decreases and the volume becomes smaller, while the appearance of the bursa of most diseased chickens is translucent. If the condition is serious, the liver and kidney can be enlarged and the yellow substance becomes brittle. Sometimes glandular gastric mucosal bleeding and subcutaneous and muscular bleeding can be seen.
2019-01-16 -
Prevention and treatment of infectious bursal disease in cultured peacocks
Pathogen: the disease virus is infectious bursal virus, that is, infectious bursitis, also known as Campbell's disease, bursitis on the cavity. Pathogen is an acute infectious disease caused by double-stranded RNA virovirus and double-stranded RNA virus belonging to infectious bursal virus. The arrival of the virus
2020-11-08 Aquaculture peacock infectious Fabricius bursa disease control pathogen -
Prevention of lymphocytic leukemia in chickens
Chicken lymphocytic leukemia (LL) is a neoplastic disease caused by leukemia virus in near-sexually mature chickens or sexually mature chickens. It is characterized by slow epidemic, long course of disease, low mortality and tumors in liver, spleen, kidney and bursa of Fabricius. Chicken leukemia virus is a leukemia / sarcoma virus group of RNA tumor virus C of the family Retroviridae. This virus can not bear high temperature, 50 ℃, 8 minutes or 60 ℃. It can lose its activity in 30 seconds, but it can be preserved for several years at-60 ℃. (1) epidemic characteristics: under natural conditions
2019-01-16 -
Causes of poor immune effect of chickens and its countermeasures
Now the majority of chicken farmers generally respond to the following problems: it is good that ① is not vaccinated, as soon as the chickens are vaccinated, they will get sick. ② sometimes occurs in chicken flocks before they are vaccinated. No matter what kind of measures ③ takes, the immune effect of the vaccine is always poor. Why do these problems arise? The reason is that the immune organs of chickens are damaged. After the damage to the immune organs of chickens, the resistance of the body to bacterial and viral infections decreases, and the flocks of chickens can easily cause a variety of epidemics and bring huge economic losses to the chicken industry. that
2019-01-16 -
Technical points of raising broilers in net frame
Technical points of raising broilers in net frame
2018-07-01 -
How to do a good job of prevention and control in winter to improve the efficiency of raising firewood chickens
How to do a good job of prevention and control in winter to improve the efficiency of raising firewood chickens
2018-07-14 -
Chicken lymphocytic leukemia
Similar symptoms: hepatomegaly, with gray-white nodular, chestnut or diffuse tumors on the surface. (similar to Chicken Cholera, Chicken Salmonellosis, Chicken colibacillosis, Chicken Tuberculosis, Chicken Campylobacter Hepatitis, Chicken tissue trichomoniasis, Chicken inclusion body Hepatitis, Chicken Marek's Disease (visceral Type), Chicken Fatty liver Syndrome, Chicken reticuloendotheliosis) specific symptoms: most of them occur in chickens at the age of 10 weeks; there are also tumor nodules in spleen, lung and kidney, and nodular tumors in bursa of Fabricius. Treatment prescription
2019-01-16 -
Prevention and treatment of Infectious bursal Disease in chickens
Prevention and treatment of Infectious bursal Disease in chickens
2018-07-04 -
Black-bone chicken disease immune program
Bacterial diseases of black-bone chickens can be prevented by antibiotics, while viral diseases can only be prevented by immunization. Therefore, it is particularly important to formulate reasonable immunization procedures. Only scientific and reasonable immunization procedures can ensure the health of chickens and achieve maximum economic benefits. Immunization procedures should be drawn up in accordance with the epidemic situation and breeding environment in the area, that is, infectious diseases that have never occurred in the area should not be prevented, infectious diseases that have not occurred in the area before and have just begun to occur and are seriously harmful must be prevented, and serious diseases that occur frequently must be prevented.
2019-01-16 -
Program Management of Drug use in White Feather Broiler breeding (Collection Edition)
If you are also a friend of chicken farmers, if you want to consult about chicken disease, you can click on the link below to get my contact information: how to raise chickens in winter.
2019-02-26 -
What if you get the vegetable borer when you plant rape?
Rape, also known as rape, sowthistle, Latin name: Brassica campestris L. Cruciferae, Brassica plants, native to China, its stem color dark green, such as cabbage, is a variety of cruciferous cabbage, flowers are yellow. In agronomy, the seeds of plants contain oil.
2020-11-08 Planting rape come on vegetable borer what to do also known as oil -
Prevention and treatment of pneumonitis in chickens
Prevention and treatment of pneumonitis in chickens
2018-07-04 -
Thoughts on the Development trend of Egg (Meat) Chicken Diseases
At present, with the scale and intensification of breeding, poultry diseases gradually tend to be younger and more complicated, especially the development of egg (meat) chicken diseases is becoming more and more complicated. once the disease occurs, it is difficult to eradicate and greatly reduce the economic benefits. now the new characteristics of disease epidemic in the production process of egg (meat) chicken are summarized as follows, which can be used as a reference for the majority of breeding friends. First, it tends to develop and develop early: especially at the age of 3-5 days, there are respiratory symptoms in meat and poultry, such as slight nose swinging and coughing, especially after the first immunity of the vaccine.
2019-01-15 -
Causes and Control Countermeasures of immune failure in Chicken Farm
In recent years, the chicken industry in Xinye County has a strong momentum, and small and medium-sized chicken farms are springing up like bamboo shoots after a spring rain. With the rapid increase of the breeding industry, how to do a good job of chicken herd immunization is extremely urgent, and most farmers can realize the importance of epidemic prevention, but due to various reasons, the immune effect is not accurate and useless, and the economic benefit has declined obviously. Based on years of practical experience, the author puts forward some superficial views on the causes of immune failure in chicken farms for reference by the broad masses of breeders. 1 causes of immune failure
2019-01-16 -
Breeding technology of guinea fowl
Breeding technology of guinea fowl
2018-07-04 -
Renal transmission branch of chicken
Renal infectious bronchitis is a pathological manifestation of chicken infectious bronchitis caused by coronavirus. In recent years, especially since last winter and this spring, the incidence of renal transmission in Shandong Province, especially in Qingdao has increased significantly, resulting in considerable economic losses in the chicken industry, especially in the broiler industry, which has aroused widespread concern. Renal transmission is not an independent disease caused by an independent virus, it is a special phenotype of the transmission virus strain in the urinary organs of chickens, or it is under specific environmental conditions.
2019-01-15