Silver carp, also known as silver trevally and diaozi, is a small economic fish distributed in rivers, lakes and reservoirs throughout the country. Now there are aquatic markets for sale in some areas, so how much is the current price of silver carp per catty? Let's take a look.
How much does silver carp cost for a catty?
The market price of silver catfish is not high, there are differences in various regions, and the general pricing is between 5-10 yuan a catty.
Requirements for the growing environment of silver carp
Silver carp is highly adaptable, belongs to the broad temperature fish, mainly distributed in the Pearl River, Yangtze River, Heilongjiang and other waters, usually inhabit the middle and lower layers of the water body, with its developed mandibular keratinization edge, scraping food in the bottom of the pool or bottom mud. Under natural conditions, silver carp feeds mainly on saprophytic bottom mud, but also feeds on diatoms and solid algae. Under the conditions of artificial breeding, the main food is carrion bottom mud in spring and summer, and a small amount of solid algae is also eaten, and in autumn and winter, it is completely fed on carrion bottom mud.
Silver carp pond culture technology
1. Breeding method
Pond culture of silver carp is polyculture and set culture. Polyculture: the use of alternate years of old fish fingerlings, once in winter, once at the end of the year; Nursery: It is to breed the artificially bred fry to the summer flower stage and raise them in adult ponds in May; If the stocking quantity is large, supply the following year to make fish fingerlings; If the stocking quantity is small, it can be marketed at the end of the year.
2. Stocking quantity
Fertile pond, sufficient bait, 10-15 kg (8-10 g/tail) per 667 square meters of mixed old-mouth fish, and 100-120 kg of mercury carp commercial fish at the end of the year; Ponds of medium water quality, each 667 m2 polyculture of silver carp fingerlings 8-10 kg, the yield can reach 70-80 kg. Ponds with poor bait conditions, mixed fish species 5-7 kg/667 m2, yield up to 50-60 kg.
3. Precautions
Silver carp is heterogeneous, less disease, according to the conventional management can be. However, it should be noted that the silver carp has poor oxygen tolerance, and whenever the weather is sweltering and the air pressure is low, the silver carp is the first to float the head "PanTang". Therefore, pond culture of silver carp, to often fill new water and oxygenation, to maintain water quality fertilizer and cool.
The above is about the price of silver catfish and the introduction of breeding technology, the current artificial breeding of silver carp is still relatively small, if you have the conditions, you can try to raise it!
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