Frostbite of breast Dairy cows have no hair and the skin is thin, a large area of contact with air, low temperature, strong wind, cold bed and lying on the ground, and improper use of non-winter nipple disinfectant can easily cause frostbite. Frostbite causes chapped breast (head) skin of dairy cows. It is easy to […]
Disease profile What are the symptoms of fatty liver in dairy cows?Nowadays, to give full play to the milk production performance of dairy cows in many countries, continuous feeding of high-concentrate diets has aggravated the prevalence of fatty liver syndrome and diet fatty liver in dairy cows. The disease is common in high-yielding dairy cows. […]
Pathogenesis and lethal mechanismThe dairy cow baby in a muggy or hot environment can cause obvious congestion and congestion of blood vessels in the brain and meninges, thus causing brain edema. Besides, it can lead to pulmonary congestion and pulmonary edema, which can increase the burden of the heart and cause functional failure. In severe […]
Actinobacteriosis is caused by Actinobacillus Linnaeus infecting soft tissue of head; actinomycosis causing osteoporotic periostitis of upper and mandible; malignant edema caused by Clostridium Septicum; alveolar periostitis is a serious periodontal disease with secondary infection, which occurs in cow baby with unknown etiology; submandibular abscess is caused by cyanobacterium pyogenesis; Drug appliances can cause perforation […]
The dairy fluffy cow can be infected by four kinds of lipid mites (scabies, foot mites, itchy mites, Demodex), six kinds of lice, skin worms, maggots (spiral maggots) and various flies. Parasitic dermatosis is most common in dairy cows fed in winter. Many skin diseases can not be differentiated according to clinical symptoms but must […]
PathogenesisBecause of the different dietary formulations, the carotene content of dairy cows is also different. When vitamin A enters the rumen, 40%-80% of them are destroyed by nitrate and various microorganisms. In the small intestinal wall of dairy cows, carotene can be converted into alcoholic vitamin A, which is absorbed by the body to form […]
Bronchopneumonia, also known as lobular pneumonia, can cause inflammation of the bronchi or bronchioles along with the pulmonary lobules. Many pathogenic factors can cause the disease. The main pneumonia symptoms are that the alveoli of bronchioles and a few pulmonary lobules are filled with inflammatory exudates such as white blood cells and epithelial cells, showing […]
At present, in the process of dairy cattle raising and production, the occurrence of hoof leaf inflammation is relatively common, and in the dairy herd mainly young cows and cows with lower parity are more prevalent, most of them are sporadic, but occasional mass outbreaks occur in clinic. In the actual clinical feeding process of […]
For cattle infected with non-communicable diseases and mechanical trauma, timely treatment should be carried out by infectious disease doctors. Dead cattle should be treated harmlessly at the designated time and following GB 16548. Milk produced by diseased cows (such as heat stroke) should not be sold as commercial milk in the milk market. After infectious […]
There are no bulls in specialized dairy farms, and the annual mating season will be dedicated to bringing high-quality pure breed bulls to provide mating services. Dairy cows are also divided into bulls and cows. Cows are often kept for milk production. In addition to leaving a few strong and disease-free breeding cattle, the rest […]
Behind a successful cow, there must be countless cows to pave the way for it. Do you know what is the best breed of cow? Although the most common dairy cows are Holstein cows originating in the province of Fischer LAN, Greater Netherlands, the dairy family still has many competitors in the milk production competition […]
Epidemic characteristics Clostridium welchii in dairy cows is mainly caused by pollution of the environment, drinking water, feed and so on. When dairy cows are fed, bacteria or spores will enter the intestinal tract and multiply in large quantities, resulting in the occurrence of Clostridium welchii. Besides, sudden changes in climate and feeding environment, or […]