At noon on July 26th, a group of fish ponds in the northeastern village of Zhonghekou Town, Dingcheng District, Changde City, Hunan Province struck with heat waves and a row of plane trees rustled. Under the tree, Liu Ye, a member of the city’s rural “12396†scientific and technological service expert group, was carefully dissecting the grass carp, “turning bellyâ€, and Zhu Qiming, a farmer, was eagerly waiting for the expert to “grab the culprit.â€
After checking it out, Liu Yuchu gave a conclusion - a typical bacterial gill disease. Zhu Qiming took pens and told Zhu Fanglin, a 12-year-old daughter, to write down the prescriptions of experts: First, put some water when you can put water to reduce the cost of medication; Second, lime, 25 kg per mu, the best Sprinkle at high temperatures at noon, and re-administer medication every 15 days; for conditions with excessive water quality, it is recommended to stop eating for one day; dead fish should be buried in time.
Zhu Qiming asked the experts again and again that he feared that there was another mishap in the 24 mu fish pond. In the past two months, he had been mad...
“From the beginning of June, grass carp began to pour ponds and experienced two peak periods. The grass carp that died every day reached 200-200 kilograms. This morning, 30 kilograms of dying grass carp were again fished. Calculating, nearly 2,500 kilograms of grass carp turned it on. Belly.†Zhu Qiming dialed the “12396†technology service hotline early in the morning.
Before the fish farming for more than 10 years, he had made a lot of attempts to think he had some experience. Is it water eutrophication? He voted for a water conditioner. Is it right? He bought more than 4,000 yuan of insecticides in the market. After some torment, there is still no improvement.
“Impatient can not be rushed into the doctor.†Liu Yuchu reminded, to understand the basic culture and treatment of common sense, to determine whether the health of fish, a look at the appearance, the second look at yo. The body is dark and slightly reddish, and the lid and the base of the fins are congested. This is a bleeding disorder. There is bloody yellow mucus outflow from the fish's abdomen, which is a problem in the intestines...
The nearby farmers heard that they came to the experts. Liu Yuchu immediately attended the on-site class “Precautions for Fish Culture in the Season†and paid special attention to the prevention of bleeding. This is the most contagious disease in the rearing stage of grass carp fingerlings. In the summer, due to lack of oxygen in ponds, pond fish can also be caused. Explosive death...
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