Yellow bone fish is an omnivorous freshwater fish, like to live in the bottom of freshwater, strong adaptability, breeding profits are also very considerable, its fish meat is full of sweetness, meat tender and delicious, high nutritional value, loved by consumers, but to raise a good yellow bone fish is not simple, the general yellow bone fish will produce a variety of diseases, how to prevent it? Let's take a look!
1. Split head disease
Split head disease people commonly known as "a little red", the main source of the disease is Edward's bacteria, in the growth process of yellow bone fish, will be diseased, especially the second-instar fish incidence is higher. When the temperature is high, it is easy to develop, when the temperature is reduced, the disease can be cured without treatment, when the disease is serious, the epidermis ulcerates, the parietal bone is damaged, and a split head appears; the abdomen is enlarged and a large amount of blood-red ascites is accumulated, and bleeding spots or blood spots appear on the surface of the body.
<h1 class="pgc-h-arrow-right" data-track="4" > prevention and control method: When the disease occurs, it is recommended that farmers can choose Aobahuang internal medication, and use hepatoprotective and metabolized Chinese herbal medicine oroside. In addition, the substrate can be improved regularly, and the water quality can be improved using microbial preparations. </h1>
2. Hemorrhagic disease
The disease is mainly manifested as visceral bleeding, because the hydrophilic aeromonas infect the fish body, secrete enterotoxin, hemolysin, etc. causing blood circulation disorders in the fish, showing systemic bleeding symptoms, when the toxin is too high, hepatomegaly, bleeding and other symptoms appear.
Prevention and control method: use the iodine solution to disinfect and sterilize, and can also be used with the bottom modification drug. If the disease is serious, you can use Aobahuang + Oroside to take it internally, or use Yiliduo mixture to improve the disease resistance of the fish body.
3. Wheelworm disease
The disease is easy to occur in water bodies with shallow water level, high aquaculture density, abundant organic matter or too thin water quality, and insect bodies mainly parasitize the surface and gills of fish.
Prevention and control methods: strengthen water quality management, keep water quality fresh, use wheels to kill wheel insects in the water body when the disease occurs, and use the whole pool of Ao iodine solution to sprinkle disinfection.