1. Cause: The ulceration of koi may be caused by pox disease, which is a common viral disease of koi. The main reason is the virus infection caused by poor water quality. In the early stage of the disease, small white spots will appear on the fish body. In the middle stage, the white spots will become acne, and then slowly fester. Although the acne can fall off automatically in the later stage, new ones will grow in the diseased part, and if not treated in time, the koi will be weak and die.
2, remedial method: Want to treat blain disease quickly, can use chloromycetin. The diseased fish were first injected with 25 mg of chloramphenicol and then bathed with 0.2 ppm of chloramphenicol. The injection and the medicated bath are carried out at the same time, so that the acne can be effectively treated.
1, reason: Koi body ulceration may also be a mildew skin disease, mainly because of bacterial infection. Mildew skin disease is characterized by the appearance of a layer of white hair on the body and the onset of decay.
2. Treatment: If the breeder wants to treat the mildew skin disease quickly, he should first fish out the sick koi, and then wash off the white hair on the body with light salt water. After cleaning, the wound was scrubbed with malachite green solution with a concentration of 0.1% -1%, and finally disinfected with potassium permanganate solution. Medicated bath once a day, about 30 minutes each time.
1. Cause: Koi body ulceration may also be due to the lack of timely treatment after trauma, resulting in wound inflammation and ulceration.
2. Treatment: The breeder needs to use oxytetracycline or yellow powder for medicated bath. If the ulcerated part is serious, the ulcerated meat needs to be cleaned before treatment.
