Treatment of hemorrhagic disease of grass carp

Hemorrhagic disease of grass carp is a common disease. How should it be treated? Next, the editor of Tuliu.com will tell you about it.

Symptoms and diagnosis

According to the examination of the diseased fish, the main symptoms are: no obvious symptoms on the body surface of the diseased fish, slight bleeding in the lid, punctate bleeding in the muscle of the fish, no food in the intestines, light and slight bleeding in the liver and spleen, and ascites in the abdominal cavity (see insert 2 in the color). According to the visual examination, it was basically determined as grass carp hemorrhagic disease.

II. Treatment methods and results

① spilled 10% povidone iodine 500ml / mu in the whole pool for 2 consecutive days.

On the 3rd day of ②, the whole pool was sprinkled with 0.7g / m ~ 2 copper sulfate. Add 250g Sanhuang powder (add after boiling), 10g florfenicol 100g, VC 100g, Vk powder 10g every 50kg feed, stick to pellet feed with adhesive.

③ also sprinkled wine with 250g E yellow powder water (boiling liquid) when grass carp were fed around the bait machine for 5 consecutive days. The phenomenon of dead fish began to decrease on the 4th day after treatment, and almost disappeared on the 8th day.

Third, summarize the experience

① grass carp hemorrhagic disease is a viral disease with great harmfulness and it is very difficult to treat. The policy of prevention is more important than treatment must be adhered to in production practice.

Once grass carp hemorrhagic disease occurs in ②, the discoloration of the disease can not be seen and allowed to develop, timely measures should be taken to control the spread of the disease.

According to the analysis of the prevention and treatment effect of ③ from this case, it may be that Sanhuang powder decoction has played a definite effect, and its actual therapeutic effect needs to be explored and verified in the future.