how to cultivate herring Learn more about how to cultivate herring
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How to raise herring
How to raise herring
2018-09-21 -
How much is the yield per mu of herring? To increase output, attention should be paid to the density of input and scientific management
Generally, the average yield per mu of cultured black carp is about 2000 jin, if it is cultured with high density and large specification, the yield per mu can reach about 4000 jin, and the specific yield depends on the size, density and breeding conditions of fry.
2020-11-08 raising herring requires attention in terms of yield per mu. -
How to raise herring in winter
Herring culture mainly pays attention to increasing temperature and preventing cold in winter, because the air temperature is low in winter, the dissolved oxygen in the water decreases relatively, while the water level drops due to the freezing of the water surface, resulting in an increase in the density of herring in the pond, so it is necessary to ensure that there is a certain water level in the pond in winter.
2020-11-08 Winter herring how raise abstract winter raise herring main -
Knowledge points of herring culture
Knowledge points of herring culture
2020-01-27 -
Matters needing attention in herring culture
Matters needing attention in herring culture
2019-04-30 -
How to cultivate the seedlings of herring in pond
Herring is a kind of green fish, which is mainly distributed in the plain area south of the Yangtze River and rare to the north of the Yangtze River. it is an important fishery resource and the main culture object in lakes and ponds in the middle and lower reaches of the Yangtze River and along the Yangtze River. for freshwater culture in China
2020-11-08 Herring pond fry how to cultivate herring yes a kind of color -
What is the price of herring in 2019? What are the breeding techniques?
Herring is a large economic fish, only distributed in the plain area south of the Yangtze River in China, rich in a variety of minerals, is the top grade of freshwater fish. What about the price of herring in 2019? What are the breeding techniques? The price of herring in 2019
2020-11-11 2019 herring price quotation how culture technology have -
The snout bream grows fast and has strong adaptability. How to breed the fish artificially?
The snout bream grows fast and has strong adaptability. How to breed the fish artificially?
2018-07-14 -
The latest scientific breeding: 200,000 catties of herring raised in one mu and a half water surface
The latest scientific breeding: 200,000 catties of herring raised in one mu and a half water surface
2018-07-09 -
How to raise cold water fish
Cold-water fish is a kind of fish, which has a history of more than 100 million years, which is called living fossil in water. Among them, many brightly colored fish are farmed for ornamental use. What are the ornamental species of cold water fish? How do you raise it? What are the ornamental species of cold water fish? one
2020-11-11 Cold water fish how raise cold water yes one species -
How to treat grass carp haemorrhage?
How to treat grass carp haemorrhage?
2018-07-06 -
How to improve the utilization rate of idle fish ponds in winter
After merging ponds in winter to releasing summer flowers in the following year, most fish ponds have a free period of about half a year. If they are comprehensively utilized, the utilization rate and economic benefits of fish ponds can be greatly improved. Here are four ways to make use of winter fry ponds. The cultivation of adult fish in winter fallow ponds can not only increase production, but also adjust the "summer shortage" of the aquatic product market. Due to the short culture period and low temperature, the following techniques should be adopted: ① should be released in advance, that is, after the fish species are merged into the pond.
2019-01-16 -
The culture density of carp should be mixed with other fish properly.
It is suggested that the culture density of carp is about 3000 jin per mu, which should be mixed with about 300 jin of herring or silver carp and bighead carp, and the culture density of carp mainly depends on the water quality environment, climatic conditions and culture technology of the farm. A culture prescription with conventional culture density
2020-11-08 Carp culture density suitable appropriate mixed culture other fish abstract -
How can a clam reproduce without mussel?
Mackerel, also known as square skin, is a kind of omnivorous fish, which relies on freshwater clam to reproduce, and has high ornamental value and medicinal value. First, how can the clam reproduce without mussel? Oysters cannot reproduce without mussels. Because
2020-11-11 Clam no clam how breed also known as square skin -
How to cultivate fish fry with soybean milk
How to cultivate fish fry with soybean milk
2019-06-03 -
How much is a brocade carp fry that is popular all over the world? What varieties do you have? How to choose and buy? How to raise it?
Many people believe that koi can bring good luck. Koi is a kind of high-grade ornamental fish that is popular all over the world today, and it is also a kind of fish with strong adaptability, which can be cultured in almost all regions of China. So, how much is a brocade carp fry? What do you have?
2020-11-11 Popular all over the world koi fry usually more less money one -
Culture mode of crucian carp
Culture mode of crucian carp
2019-04-26 -
How to breed grass carp in summer
How to breed grass carp in summer
2019-04-30 -
What are the criteria for selecting crab larvae? How to breed in spring and winter?
Spring and winter is the key period for crab culture. The selection and release of crab seedlings determine the yield and benefit of year-end culture. During the crab seedling release period, crab farmers should carefully identify the quality of crab seedlings and carefully select high-quality crab seedlings for release. Crab seedlings are related to whether they are fruitful in the later stage
2020-11-11 crab seedlings of selection criteria what spring winter how breeding -
How much does white atractylodes cost per catty? What are the costs and benefits of planting? Attached market price quotation and prospect analysis
Baizhu alias thistle, Yu Shu, winter white atractylodes rhizome, Xi Shu, etc., to rhizome medicine, with a number of medicinal functions. It is mainly distributed in mountainous wetlands such as Sichuan, Yunnan and Guizhou. So, how much does white atractylodes cost per catty? What are the costs and benefits of planting? How much does a pound of white atractylodes cost?
2020-11-09 white atractylodes rhizome more less money one jin planting cost and benefit how