clear pond Learn more about clear pond
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Five methods of clearing ponds before the release of fish species
Before stocking, the culture pond must be cleared to kill all kinds of ferocious small wild miscellaneous fish, harmful aquatic animals and plants, parasitic eggs and pathogenic bacteria in the pond, so as to create a good environment for the growth of adult fish. The following five methods of clearing ponds are introduced: first, clear ponds with quicklime. When the pond is cleaned by drainage (that is, the pond is cleaned after the water is drained to 5 cm deep), 60,70kg of quicklime is used per mu of pond; when the pond is not drained, 125kg / m of deep water is used (200p).
2019-01-16 -
Why should aquaculture ponds be cleared? What are the specific methods?
Pond culture refers to the use of ponds for the production of aquatic economic animals and plants. A pond is a body of water smaller than a lake. Then why do aquaculture ponds need to be cleared? What are the specific methods? Why should aquaculture ponds be cleared? Aquaculture pond clearing pond
2020-11-11 Aquaculture ponds why want clear ponds specific methods there are -
Method of clearing fish ponds
Method of clearing fish ponds
2019-06-13 -
Does tea seed cake need detoxification to clear the pond?
Tea seed cake, also known as tea meal, is the residue left after oil extraction of wild camellia oil fruit, which contains 12 Mel 18% tea saponin. Tea saponin is a hemolytic toxin that can dissolve the red blood cells of fish, so it can kill wild fish, Loach, snail, clam, frog eggs, tadpoles and one.
2020-11-11 Tea seed cake clear pond need detoxify Mo tea seed also called -
Types and usage of commonly used pond cleaning drugs
Medicine cleaning pond is the use of drugs to kill pathogens, parasites and all kinds of ferocious fish, wild miscellaneous fish and other enemy organisms that harm fish, shrimp and crab seedlings in the pond, so as to avoid affecting the normal growth and development of farmed species due to diseases, so as to improve the efficiency of culture. At present, there are many kinds of clearing pond drugs, but different kinds of drugs have different effects. The commonly used pond cleaning drugs are quicklime, bleach, tea cake, ammonia, Croton, Tangkening and so on. First, quicklime clears the pond with quicklime, that is, calcium oxide, and its clearing function is that quicklime reacts with water to produce calcium hydroxide.
2019-01-16 -
River crab farmers clear the pond for better breeding next year, do not use pond cleaning medicine indiscriminately
Many crabs in Xiaotangkou are almost sold, so it is very important to clear the pond correctly and master the methods to lay the groundwork for the breeding in the coming year. problem? In the whole Xinghua area, people generally keep 1000 animals per mu, so why do they catch only when they are mature?
2020-11-08 River crab farmers Qingtang is for next year more good farming -
A complete collection of pond cleaning methods for aquaculture
The source and main composition of quicklime-1-quicklime are natural rocks mainly composed of calcium carbonate, such as limestone, chalk, dolomitic limestone, etc.
2019-02-25 -
New technology of clearing pond and removing wild land
At present, the commonly used pond cleaning drugs are quicklime, tea meal, bleach, bleach, trichloroisocyanuric acid and so on. 1. Quicklime clear pond quicklime (CaO) produces strongly alkaline calcium hydroxide when exposed to water, which makes the pH (pH) of the pond water rise sharply to 11: 12, so it can kill wild fishes, enemy organisms and various pathogens. two。 Tea meal Qingtang tea meal is a round cake made from the remaining residue of Camellia oleifera seeds after pressing oil. Usage: beat the tea meal into small pieces and use
2019-01-16 -
Clearing pond medicine-tea meal
Pond cleaning disinfection generally uses quicklime and bleach to clear the pond, but if the pond is used to raise shrimp, the use of tea meal can not be replaced by other drugs, and the effect is better. Tea meal, also known as tea seed cake, is purple-brown granule, which is the residue left after the fruit of Theaceae is pressed for oil. Tea meal contains saponin, also known as saponin, which is a hemolytic toxin, which can dissolve the red blood cells of fish, so it can kill all kinds of wild fish, snail, clam, frog eggs, tadpoles and some aquatic insects. Diosgenin is easy
2019-01-15 -
Preparation of cultured Penaeus vannamei before stocking
The preparation work before stocking of Penaeus vannamei is mainly to renovate shrimp ponds, drainage and irrigation systems and other production facilities, drug cleaning ponds and culture basic bait, etc. First, shrimp pond finishing (1) the purpose of the drying pond is to restore the bottom of the pond. In general, shrimp ponds should drain water after harvest.
2020-11-08 Culture South whitening Shrimp stocking Front preparation event -
Cleaning of parent fish culture pond
1. Repair the pond to drain the water, remove too much silt, flatten the pond bottom, repair the pond bottom wall and inlet and outlet, and remove tall plants from the bottom and edge of the pond. After exposing the pond for a few days, inject fresh water. 2. The commonly used pond cleaning methods are as follows: (1) one method of quicklime dry pond cleaning is to drain the pond water first, leaving only 6cm water at the bottom of the pond, digging several small pits around the pond bottom, adding water to melt the quicklime respectively, sprinkling it evenly into the pond before cooling, and using iron on the second day.
2019-01-16 -
How to ensure the Survival rate of "Water spray" Fish fry in clear Water Pond
How to ensure the Survival rate of "Water spray" Fish fry in clear Water Pond
2018-07-14 -
Tiger shrimp culture technology what kind of feed do you feed tiger shrimp?
Pond: the bottom of the pond is flat, the bottom is better with loam, and the water source is sufficient without pollution. Before stocking: 20-30 days before stocking, clear the pond for disinfection, apply sufficient basic fertilizer, plant aquatic plants, set up nets, or set up bamboo and plastic tubes to provide habitat, molting and concealment for tiger shrimp.
2020-11-08 Tiger shrimp culture technology tiger culture shrimp feeding what feed abstract -
Culture method of tilapia in artificial pond
1. The pond condition culture site should be selected in the place of shelter from the wind and the sun, sufficient water source, fresh water quality, no pollution, quiet and convenient transportation, the pond area is 3 mu ~ 5 mu, the water depth is 1.5 ~ 2 meters, and the thickness of pond sediment is 20 ~ 30 centimeters. Each pond is equipped with one 1.5 kilowatt
2020-11-08 Tilapia artificial pond culture mode condition -
Technical measures for River Crab Culture to deal with the influence of Ice and Snow disaster
Technical measures for River Crab Culture to deal with the influence of Ice and Snow disaster
2018-07-10 -
It is recommended to prevent river crab disease in winter by clearing silt, sun, eating, drainage and disinfection.
It is recommended to prevent river crab disease in winter by clearing silt, sun, eating, drainage and disinfection.
2018-07-11 -
Clearing ponds and disinfecting drugs
After dealkaline treatment of the cement pool, clean the pond in time and disinfect the pond. Use quicklime 100ml 150g pump sup3; or bleach powder 10g Universe sup3; drain the pool water for fresh water after soaking for a week. In daily management, 10 g quicklime is used every 10 murals for 15 days, or 1 g of bleach powder, or 0.2 g of trichloroisocyanuric acid (strong chlorohydrin) is sprinkled in the whole pool, and the three are cross-used. If the water quality is slightly alkaline
2019-01-16 -
Methods and techniques of fish culture in ponds
Methods and techniques of fish culture in ponds
2019-09-13 -
Culture techniques of mud carp
Culture techniques of mud carp
2018-10-08 -
Breeding methods of River Crab in soil Pond
1. Breeding of river crab in soil pond refers to the method of artificial breeding of river crab larvae in coastal areas by using natural sea water in excavated ponds. This method is low in cost, simple and practical, and is suitable for professional crab farmers. Crab seedlings in soil ponds except breeding ponds
2020-11-08 Culture soil pond river crab breeding method one