Prevention of disease in winter fry, special attention should be paid to the prevention and treatment of the following diseases. 1 Red erythroderma: It was found that the fry was suffering from this disease. It was necessary to sprinkle bleaching powder in the pond and to administer sulfathiazole baits at the same time. On the first day, 5 grams of fish was used per acre, and 5 grams of medication was used in the next week. 2 Trichodiasis: The initial discovery of trichomonous disease can be carried out by placing copper sulphate and ferrous sulphate on the edge of the pool. If the trichodiasis is more serious, the copper sulfate and ferrous sulphate can be splashed with 5:2 Quan Quan. 3 Saprolegnia: It was found in the early stages of water mildew, and it was sputumed with Chinese gall nutritious liquid. If the condition is serious, you can increase the gallnut concentration, splash twice a day, sooner or later. 4 small melon worms: can be treated with mercuric nitrate, will be dubbed liquid, per cubic metre of water added 0.1 g ~ 0.2 g of mercuric nitrate, Quanchiposa, once in the early days, severe illness twice a day. Analog Hearing Aid Analog Hearing Aid Shenzhen Sunshine Technology Co.,Ltd , https://www.szyatwin.com
The fish species selected for the winter season should be selected as the normal shape, strong physique, rich back muscles, short tail shank, complete scales, smooth body surface, mucus, bright eyes, lively beating, slightly larger size of green and grass. , about 12 centimetres per carp, about 10 centimetres per carp, and about 6 centimetres per carp. Fish species are generally selected between water temperatures of 6°C to 10°C, sunny weather in the middle and afternoon, and rainy or foggy days should not be used.
Winter fish species "three notes"
The fish ponds will be transformed into small ponds, shallow streams, dead pools, and leaky pools during the winter season. The fish ponds with better conditions will also need to be rehabilitated, put dried pond water, and excavated with thick silt after sun exposure or freezing. Eradicate weeds, heighten and reinforce ponds, and disinfect with lime clear ponds.
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