Fifth, prevention and treatment of common diseases Infectious conjunctivitis Cow and sheep contagious conjunctivitis is an acute contagious disease of cattle and sheep. It is characterized by inflammation of the conjunctiva, causing corneal opacity or milky white. Symptoms: Conjunctival irritation, shy tears, thickening of secretions, corneal turbidity, semi-occluded eyelids, severe corneal ulcers, perforation, oysters, and even blindness. Most sheep develop one eye first, and then spread to another eye. Symptoms are usually severe on one side and lighter on the other side. Only some sheep have both eyes at the same time. Body temperature is generally not high, and systemic symptoms are not obvious. Treatment: 1 Wash affected eyes with 2% boric acid water or 1% saline, three times a day. 2 with penicillin oil, tetracycline, chloramphenicol eye drops. In 3 cases, penicillin can also be injected around the eyelids. Prevention: 1 Isolation of diseased animals, early treatment, thorough removal of contaminated forage, and disinfection of sheds. 2 In the summer and autumn, it is necessary to pay attention to fly control and culling of various insects to prevent transmission. 3 Isolation of sick animals should be kept in secluded and dark places to avoid sunlight, stimulate the rest of the animals and promote eye diseases as soon as possible. 2. Hepatic schistosomiasis Hepatic schistosomiasis is one of the major parasitic diseases that seriously harm cattle and sheep. Symptoms: More common chronic manifestations. At the beginning of the illness, she suffers from poor appetite, sluggishness, tiredness, unwillingness to walk, and even standing still, leaving the group; anemia, extreme weight loss, pale mucous membranes, and generally no jaundice. Diarrhea, constipation alternately} abdominal pain, often looking back at the abdomen; jaw, chest, sub-abdominal edema, gradually weakening. The most serious cases, due to severe liver trauma, a lot of bleeding, into the abdominal cavity, the formation of abdominal diarrhea, fluctuations in the abdomen, and finally to death. Acute cases are rare. If the number of infections is more than one day, it can be acutely affected. The symptoms of the disease are fever, weakness, fatigue, and loss of appetite after eating. The appetite is reduced or no food is eaten. The pelvic blood and mucous membranes are pale or yellowish. They tend to die within a few days. Mild infection, generally do not show symptoms. Treatment: (1) Sulfodidichlorophenol (Biding): 100 mg/kg once orally. If you do two oral administration, the interval between the two days, a short-term diarrhea after eating, reduce food, but after 1-3 days to return to normal. (2) Nitrochlorophenol (Bayer 9015): 4-6 mg dose per kilogram, once orally, the effect is significant. Nitrochloropharmaceutical injection can also be used O.75 ~ 1 mg per kilogram, once deep intramuscular injection. (3) albendazole (anti-creep sensitivity): 0-20 mg per kilogram of medication, orally, has a good effect on adults. (4) Contamine thiophene: 1 nO mg per kilogram, once fed. It works well for larvae and has no effect on the number of pregnant dams. 3. Symptoms of gastrointestinal nematode disease: Et gradually thin, loss of appetite, anemia, pale mucous membranes, intractable diarrhea. The coat is rough, yellow, and the growth and development are obviously obstructed. In severe cases, it can cause death. Treatment: (1) Levamisole tablets: 8 mg per kg of gavage. Injection: Use 5% of the injection, 5 mg (0.1 ml) per kilogram for subcutaneous or intramuscular injection. Liniment: Anthelmintic essence is levamisole liniment, 0.5 ~ 1 for each goat, 5 ~ lO for cattle, rub the ear back, the lower tail, most of the intestinal nematodes, have a very high repellent effect. Levamisole does not work well against whipworms. (2) Anithioimidazole: 5 mg/kg total weight, once fed, and there are special effects in removing wool first-line nematodes. Note that this product cannot be injected. Prevention: (1) Preventive deworming. It takes place every spring and autumn. Anthelmintic drugs can use levamisole or insecticide net. (2) In the endemic area, cope with long-term indigestion and weight loss of cattle and sheep, and then carry out deworming. (3) Strengthen feeding management and maintain environmental hygiene. 4. The rickets are also known as rickets. The common name “born lice†is a contagious dermatosis characterized by dermatophagocytosis causing inflammation of the skin of cattle and sheep, hair loss, scarring, and itching. Symptoms: The skin of the affected area is inflamed, itchy, and the sick animals are uneasy. Use tongue licks, mouth bites, hooves to kick the affected area, or scratch it on the wall. Finally, the hair removal and the hair removal can touch the granules. These granules finally form blisters or pustules. After the rupture, it forms sable skin and thickens the skin. Treatment: (1) If only a few individuals are affected, wash the affected area with warm soap, then wash with 1 9/6 trichlorfon water. (2) Treat lime with lime sulfur mixture: 1 part of quicklime, 1.6 parts of sulfur, and 20 parts of water. Mix lime and sulfur first, place in pot, slowly add required water, and stir while cooking. , about 1 - 2 hours, until the drug boiled orange-red, remove the clear liquid filtration, remove the precipitate, you can use. (3) Pharynx leaf water: 15 pounds with stem leaves, 100 pounds of water, boil for half an hour, remove the tobacco stems, and then add water to 200 pounds, spray, medicine bath or scrub. Prevention: (1) Maintain a clean and dry environment, find diseased cattle, diseased sheep, and isolate immediately. (2) Strengthen feeding and management, strengthen the body of cattle and sheep, and improve the resistance of cattle and sheep. (3) The medicinal bath should be conducted periodically, once every spring and autumn. (4) Regular disinfection. In the spring and winter months each year, brush the barn walls with 2% lime milk once. 5. Loss of appetite in the rumen, loss of rumination can be stopped, dry nose, cold ears, sometimes abdominal pain, feces is easy to black, the left side of the eyelid is protruding, when the left armpit is pressed by hand, the rumen is full, hard, leaving finger pressure Traces, ruminal motility weakened or disappeared during auscultation. Treatment: At the beginning of the disease, stop eating for 1-2 days, but do not limit drinking water. After drinking water, carry out rumen massage for 20 minutes each time to promote rumen's motor function. If necessary, warm water enema can be used to promote the discharge of the contents. Drug treatment: (1) 250 grams of edible oil or 200-300 milliliters of paraffin oil, 60-100 grams of sodium sulfate or magnesium sulfate, mixed with appropriate amount of water, once fed. Cattle use can increase the amount of 1.5-3 times. (2) Intravenous injection of 10% sodium chloride 50 to 80 ml and 20% of Anagar for 2-3 ml. The amount of cattle can be increased by more than 10 times. (3) Chinese medicine treatment: Fang Yi: Jianwei San. Tangerine 9 grams, Gorgon 6 grams, 9 grams of Shenqu, Magnolia 9 grams, 9 grams of carrots. The medicine will be decocted and fed once. Cattle use can increase the amount of 5-10 times. Side two: 9 grams of rhubarb, Gorgon 6 grams, Glauber's salt 12 grams, 9 grams of Divine Comedy, 9 grams of Hawthorn, malt 6 grams, 9 grams of dried tangerine peel, 6 grams of grass fruit. The medicine will be decocted and fed once. Increase the amount of cattle above. Prevention: (1) Do not give large amounts of hard, hard-to-digest feed. (2) Palidability is good, and feeds that cattle and sheep love to eat must limit the amount of feed. (3) Prevent cattle and sheep from stealing concentrates, and give cattle and sheep enough water. 6. Gastrointestinal symptoms: persistent diarrhea is the main feature. Apathetic, abdominal pain, loss of appetite, increased desire to drink, increased body temperature, red mouth color, yellow tongue stain, increased gastrointestinal motility. The grayish-brown dilute fecal diarrhea was not only sustained, but eventually died of dehydration and failure. Treatment: (1) Antibacterial and anti-inflammatory: Chloramphenicol, tetracycline, oxytetracycline, and sulfa drugs can be used (see the instructions for use), 2 times a day for 3 to 5 consecutive days. (2) clean up the stomach, reduce their own poisoning, can be deposited laxatives, sodium sulfate 30-50 grams, 1-2 grams of fish sterilized with warm water O. 5-l kg gavage, cattle consumption can be increased 8-10 times. (3) After removing accumulated feces, 10 grams of bismuth nitrate can still be diarrhea and 10 grams of medicinal charcoal can be used together. Increase the amount of cattle by 10-15 times. (4) intravenous injection of 5% glucose saline 300-500 ml, plus vitamin C injection (0.2 g). Increase cattle consumption by 5-6 times. Prevention: (1) strengthen feeding management, pay attention to forage, drinking water hygiene. (2) Do a good job of preventing cold and moisture. (3) Do not feed moldy fodder.