Summer prevention of rotten tongue disease of cattle and sheep
Rotten tongue disease is a viral infectious disease, and its main transmission vectors are Aedes albopictus and Culex pipiens quinquefasciatus. Cattle and sheep are easily infected after being bitten.
Clinical symptoms
The initial body temperature of the diseased sheep rose to 42 ℃, lethargy, loss of appetite, unable to keep up with the group, runny nose, saliva, upper lip edema, swelling can spread to the whole face and ears, oral mucosa congestion, cyanosis. After fever, the oral cavity, especially lip, cheek, tongue mucosal epithelial erosion, ulcer occurs. Exudate blood from the ulcer surface, secondary infection causes mucosal epithelial necrosis, oral stench, purulent secretion in the nostrils, dyspnea, and sometimes inflammation may occur in the crown and leaves of the hoof, resulting in claudication. Constipation and diarrhea occur alternately, with bloody dysentery. The acute type has a course of 1 to 2 weeks, with a mortality rate of 30%, sometimes as high as 90%. The mortality rate of cattle can reach 20%.
Prevention and cure measures
Strengthen nursing care for sick animals to avoid the hot sun and wind and rain, and feed digestible fodder; wash mouth and hoof with 0.1% potassium permanganate solution every day, and then apply ice boron powder; in order to prevent infection of other diseases, antibiotics such as sulfonamides or penicillin can also be injected; quarantine should be strengthened when cattle and sheep are not purchased from epidemic areas, and regular medicine baths are given to cattle and sheep to dispel external parasites. Cattle and sheep over 6 months of age were vaccinated with the vaccine once a year.
- Prev
Main points of fattening lean cattle in spring
First, to select fattening cattle, the key is to find the fattening potential of lean cattle. Lean cattle caused by poor feeding and management, poor feed quality or overwork can be used as the first choice. Do not buy sick cattle that are too old, suffer from digestive tract diseases, infectious diseases and extremely weak physique. Second, build a good enclosure to create a quiet, comfortable and clean living environment for lean cattle and minimize stress reaction. Third, reasonable grouping: the newly purchased lean cattle are raised in groups according to age, sex and nutritional status. That's not it.
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How to disinfect the sick pigsty
Pig house disinfection first clean the pen, then disinfect it with 20% lime milk or 3% hot caustic soda water and 20% bleach. The order of disinfection is walls, fences, doors and windows, food trough, floor, utensils and doorway floor. Disinfectant can be brushed with a broom or sprayed with a sprayer. After disinfection, the doors and windows of the enclosure should be closed for 2 or 3 hours before opening, and rinse the trough and floor with clean water at the same time. Soil disinfection soil ground should first remove feces, bedding grass and other dirt, and then remove the upper layer of soil, and finally use 20%
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