Fish bream disease in fragrant fish culture
The pathogen is fish fish. The symptoms of the disease are parasitic on the body surface and gills of the fragrant fish, absorbing the blood of the fragrant fish and making the fish lose weight gradually. The fish fish stabs the fish's skin with mouth thorns and jaws while feeding, causing many wounds and then being infected with microbes and causing death.
Prevention and treatment
Before ① stocking, the fishing pond was cleaned with quicklime to kill the adults, larvae and eggs in the water.
② was bathed in 30ppm formalin diluent for 12 hours for 3 days.
③ was sprinkled with 0.2 ppm ~ 0.5ppm of trichlorfon in the whole pool, once a day, twice in a row.
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Steamed dace balls with three fresh dishes
The so-called "three delicacies", towel gourd, chicken leg mushroom, cloud ear also, after blending with the taste of mud carp, it can set off its fresh sweetness, making this dish clear but not light, fresh but not vulgar. Materials: mud carp, towel gourd, chicken leg mushroom, water hair cloud ear, chopped onion, chopped bacon, shrimp, cornflour, pepper, chicken powder and so on. Practice: 1, first, the mud carp meat, leaving the whole head, bone, tail, spare. 2. Cut the mud carp meat into thin slices and put the right amount of cornflour, salt and pepper into the fish meat to mix the chopped onions and wax.
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Viral disease: wild swimming disease of eel
[pathogen] Anguilla Anguilla (Anguilla Anguilla) is also known as crazy running disease, faint head disease and so on. The pathogen is eel coronavirus. [symptoms and pathological changes] the diseased eel first appeared abnormal grazing, then stopped feeding and swam alone, then sank into the water after struggling on the surface for a while, then floated for a struggling swim, opened its mouth to breathe, and gathered feebly in the sewage outlet until death. The diseased eel has muscle spasm, twisted body, enlarged liver area, hyperemia of fins and chest. Autopsy showed that the liver was enlarged and the liver, kidney and heart were severely congested and bleeding. [epidemic situation] Anguilla Anguilla
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