First, chicken selection 1, choose the non-pollution area breeder farms produce pollution-free healthy chicks. 2. The breeder farms of the chicks purchased must comply with the relevant national regulations and have the Production and Trade License for Breeding of Livestock and Poultry, the Certification Certificate for the Breeding of Livestock and Poultry in Hebei Province, the No Bird Flu Certification, and the Animal Epidemic Prevention Certificate. "Wait. 3. The positive rate of chicken psoriasis and leukemia in breeder breeder chickens was less than 1%, and the chickens could be injected with Marek’s disease vaccine within 24 hours of hatching. II. Environmental Sanitation 1. Site: Choose a place where there is no environmental pollution such as epidemic disease, heavy metal, smoke and dust, and noise. 2. Field area: The layout is reasonable, the production area and the storage area are isolated from the living area and the excrement disposal area, and the clean road is separated from the sewage path. The entire venue meets veterinary hygiene conditions. Faeces are harmlessly treated. 3, chicken coop: Beibei Xiangyang, the distance between the homes is more than 10 meters, the building structure is reasonable, heat preservation and heatstroke, easy to sanitation and disinfection inside and outside. 4. Environment: Set a barrier on the outside of the field area, plant trees and grasses between the edge of the field area and the chicken house, and do a good job of environmental protection; 5. Water source: No pollution, the water quality meets the drinking water standard. Third, feed quality 1, feed raw materials should be clean and pollution-free, no impurities, no mildew. 2, the use of vitamins, trace elements, amino acids and mineral additives, to select the standard manufacturers produce standard qualified products. 3. The quality of the full-price compound feed should meet the requirements of feed hygiene and must not contain synthetic hormones. Fourth, daily management 1, to provide suitable temperature, humidity, light, ventilation and other conditions for chickens, so that the chicken disease-free, harmless, healthy growth. Select chickens, timely eliminate sick and fragile chickens, bury or burn in order to avoid infecting chickens and polluting the environment. 2, 18 weeks old began to timely feed replacement, increase light time, so that the chicken health, normal production. 3. Brush the sink every morning to keep the water clean. 4, check the feed trough every day, remove the bad mold material block. 5. Clean up the egg horn every day to prevent the eggs from being damaged. 6, 3-4 times a day quail eggs, and timely delivery of fresh eggs to storage egg bank, so as not to contaminate the eggs. 7. Disinfect quail egg trays, egg cartons, egg carts and other utensils once a week. V. Epidemic Prevention and Control 1. Environmental Disinfection (1) Disinfection of chickens in front of chickens: Washed thoroughly with clean water two weeks ago. After drying, the houses are closed and heated with 40-60 ml/m3 of formaldehyde for fumigation. Disinfect with a disinfectant solution once. (2) Broiler sterilization during brooding period: Disinfect the chicken once a week. (3) Disinfection of laying sheds: disinfect chickens once every two weeks. (4) Off-site disinfection: once a month. 2. Vaccine Immunization (1) Immunization Procedure: According to the level of maternal antibody in breeder farms and the prevalence of epidemics in the region, strict immunization procedures are developed. (2) Vaccine sources: Select qualified vaccines that are operated in the regular channels. (3) Vaccine Use: The vaccine method and dose should be used strictly according to the vaccine instructions. When drinking water is immunized, the drinking apparatus disables any disinfectant and stops the drinking water for 3-4 hours before the immunization. The amount of immune drinking water is based on the completion of drinking within 2-3 hours. 3, drug selection (1) selection criteria: regular pharmaceutical production, with a valid production approval number of drugs, while having high efficiency and low toxicity, harmless to humans and livestock. (2) Disinfectant: Should be used alternately with more than four different types of disinfectants. Iodophors, quaternary ammonium salts, organic chlorines, chlorine dioxides, complexed chlorines, complex phenols, peroxygen Acetic acid, formaldehyde and so on. (3) Prevention and treatment drugs: Antibiotics, quinolones and Chinese herbal medicines can be selected. Antibiotics include gentamicin, kanamycin, chloramphenicol, and oxytetracycline, and quinolones include norfloxacin, ciprofloxacin, enrofloxacin, ofloxacin, and other herbal preparations. Fudan Ling, Kechuanding, Zhiyan Xiaoyan San and so on. Disinfection and control medications should be used strictly according to product instructions. A farm cannot use a drug for a long time and it should be replaced regularly. 4. Prevention of common diseases (1) Newcastle disease immunity time: Chicken farms without antibody monitoring ability should adopt the first free 7-day-old and the second free 25-day-old. Vaccine selection: Newcastle disease v4 clone strain attenuated vaccine (nd-v4-c). Immunization dose: 3 pigeons/chicken. Immunization method: drinking water immunity. Supplementary immunization: Inactivated vaccines can be selected with nd-oil adjuvant at the age of 50 days, 130 days, 250 days, and 400 days, and subcutaneous injection of 1 ml per chicken. (2) Infectious bursal disease immunization time: first free 14-16 days old, two free 25-30 days old. Vaccine selection: ibd bivalent or trivalent cell vaccine. Immunization dose: 2 pigeons/chicken. Immunization method: drinking water immunity. (3) Infectious bronchitis immunization time: The first immunization was 8-10 days, the second immunization was 26 days, the third immunization was 55 days, and the four immunizations were 140 days. Vaccine selection: ib-h120+ (kidney strain), ib-h52+ (kidney strain), ib-oil adjuvant inactivated vaccine. Immunization doses and methods: ib-h120+ (kidney strain) vaccine was used for the first and second exemption, and ib-h52+ (kidney strain) vaccine was used for the three exemptions and the four exemptions. All doses were 1-1.5 feathers/chicken. , nasal or drinking immunization methods. At the same time as the fourth immunization, the ib-oil adjuvant inactivated the vaccine subcutaneously, 0.5 ml per chicken. (4) Chicken E. coli immunization time: first immunization for 30 days, second immunization for 70 days, and third immunization for 110 days. Vaccine selection: Chicken polyvalent inactivated bacterin E. coli. Immunization doses and methods: 0.5 ml/chicken was injected subcutaneously for the first time and twice, and 1 ml/chicken was subcutaneously injected for the three-times. (5) Chicken white fleas disease monitoring: monitoring every three months, no less than 50 chickens per time, and large-scale chicken farms will collect blood according to 1% of the chicken population. Prevention and treatment: drug control. Preventive dosing takes place every 2-4 weeks, twice a day. The therapeutic dose is 2-3 times the prophylactic dose, 3-5 days per use. Dosing time: One of the therapeutic drugs is when the chickens have symptoms, and the second is when the positive rate of each monitoring is more than 1%.
Dried Goji Berry Goji Products Co.,Ltd , http://www.chdriedgojiberry.com