Prevention and treatment of Clonorchis sinensis in pigs
1. Pathogen by clonorchiasis parasitism in the liver caused by bile duct. In addition to pigs, dogs, cats and humans can also be infected. Clonorchiasis sinensis is a small and transparent trematode, 10-20 cm long, 2-5 mm wide, willow leaf shape.
The eggs are distributed with faeces, swallowed by the first intermediate host freshwater snail in water, developed in the snail, and escaped as cercariae. Cercariae enter the body of the second intermediate derivative freshwater fish and form metacercariae, and the final host (pig, etc.) eats uncooked fish containing metacercariae and infects it. In the small intestine of pigs, the metacercaria wall membrane is digested, and the larvae migrate into bile ducts to develop into adults.
2. Symptoms A small amount of parasitism without any symptoms, a large number of parasitism when loss of appetite, emaciation, diarrhea, edema, ascites, mild jaundice.
3. Anatomy bile duct inflammation, connective tissue hyperplasia, worms can block bile duct, cirrhosis, sometimes necrosis.
4. Diagnosis Clinical symptoms combined with the presence of eggs in faeces can confirm the diagnosis.
5. Prevent manure fermentation and do not feed pigs raw fish.
6. treatment
① Try hexachlorophenol, 20 mg/kg body weight, once a day, for 2-3 days.
2. Piperazine propionate: 0.05-0.06 g/kg body weight, mixed with feed, once a day, 5 days a course of treatment, the effect is good.
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Local characteristic Chicken-Luyuan Chicken
Produced in Zhangjiagang City, Jiangsu Province, it is a chicken for both egg and meat. Tall and strong, with deep chest and straight back. The crown of the head is small and thin, and the fleshy droop and ear lobe are also small. The eyes are equal, the pupils are black, the iridescent is pink, the beak is equal and yellow, and some of the beaks are brown-black at the base. The feathers of the whole body are yellow, close to the body, and make the leg feathers look plump. The neck feather, main wing feather and tail feather have black markings. Rooster feathers are rich in color, comb feathers, coir feathers and sickle feathers are golden yellow, and large sickle feathers are black, all full of luster, shins and toes.
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Combination of Chinese and Western Medicine in the treatment of Porcine Winter dysentery
Pig winter epidemic diarrhea, commonly known as winter dysentery, is the peak of the disease from mid-December to mid-January of the following year; the disease is urgent, the epidemic spreads widely and rapidly; the incidence is high, which seriously affects the growth and development of pigs. The main results are as follows: 1. The incubation period of the disease is generally 12-18 hours. The symptoms of watery diarrhea appear in adult pigs after infection. The feces are gray at first, yellowish green gradually, and the smell is bad. Abdominal distension, vomiting, body temperature increased by 40-41 ℃ at the initial stage, and the body temperature dropped as soon as it was purged. I am thirsty and like to drink. 10 October
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