Cockscomb, also known as head lice or jaundice, is an infectious disease caused by tinea capitis. Under normal circumstances, less than 6 months of chicken disease incidence, large breeds of chickens are more susceptible to infection, the library is the main mediator of the disease. Clinical symptoms of anemia and pale chicken are the most obvious clinical symptoms of the disease. There are white or yellow-white round spots or small papules on the affected portion of the cockscomb. The skin has a layer of wheat bran-like scales. The crown gradually spreads to the skin and body around the meatus, around the eyes, and on the hairless part of the head. The feather gradually falls off. . With the development of the disease, scales gradually increase, forming thick blemishes, making the chickens tickle, body temperature rise, apathetic, loose feathers, runny nose, walking inconvenience, row yellowish white or yellowish green dilute feces, and then gradually thin, Obstruction of growth and development, anemia, jaundice, hens decreased egg production or even stop production. At the time of necropsy, severe cases showed necrosis of the mucosa of the upper respiratory tract and digestive tract, resulting in a necrotic nodule and pale yellow cheese-like deposits. Occasionally, inflammatory changes occurred in the lungs and bronchi. In clinical practice, the main feature of the disease is the hairless part of the head of the diseased chicken, especially the obstinate yellow-white scaly on the cocks. The main measure to prevent and prevent the disease is to exterminate the media. Weekly spraying of insecticides inside and outside the house can be sprayed with 0.01% trichlorfon or 0.03% fly phosphorus solution. At the same time, it can also be added to the chicken feed and other drugs such as Teichenjing for prevention. Do a good job in sanitation, keep the density properly, and ensure good ventilation. In addition, quarantine should be strengthened when purchasing chickens to ensure that chickens suffering from the disease are not introduced. The treatment found that the diseased chickens were treated in isolation and eliminated critically ill chickens to prevent the spread of the epidemic. Lightly use soap and water to wash the scab and dirt on the affected area's skin. Then use 1 part of formalin and 20 parts of petrolatum to make an ointment (also rubbed with iodine glycerine) twice daily for 2 to 3 minutes. Days, can also be used to kill the net mixed feed (2.5 kg of feed to add 1 gram of the original powder) fed, once every 5 to 7 days, or per kg of chicken body weight with synergist sulfadiazine 25 mg feed, the first dose doubled, Use 3 to 4 days. The same farm should be replaced with another drug for a period of time in order to avoid drug failure due to pathogenic bacteria and to ensure therapeutic efficacy. Feed Additive,Oral Liquid Vitamin,Pig Muscle Enhancer,Cattle Sheep Fat Increase Shangqiu Meilan Biological Engineering Co.,Ltd , https://www.melanvaccine.com