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Quicklime is personally recommended.
Before disinfection, quicklime disinfection should be added to the trash fish net or clear pond net to assist in insecticide and fish killing, so as to facilitate the release of juvenile fish and potassium permanganate.
The dosage is not easy to grasp, theoretically it is feasible to use potassium permanganate, but it is expensive and the gains outweigh the losses, while the quicklime disinfection effect is good, and it has a killing effect on protozoa, trash fish and snails, and the efficacy is stronger than potassium permanganate.
Quicklime disinfection has the following points:
1. It can destroy a variety of pathogenic bacteria and harmful organisms. After the quicklime is dissolved in water, it becomes a strong alkaline solution, which can kill trash fish, insects, and leeches remaining in the pond.
Muddy moss, water reticulum algae and some of the weaker aquatic plants, as well as killing parasites.
pathogenic bacteria, etc., so the sterilization effect is particularly good.
2. Improve the water environment. Quicklime can neutralize the acid ions decomposed by organic matter, reduce the carbon dioxide content, and make the water body present a slightly alkaline environment suitable for fish. In the vast majority of cases, the water is often acidic when the fish are sick.
Therefore, in the process of breeding, quicklime is regularly applied to adjust the water quality to maintain the alkaline environment of the water body, and it can also reduce the occurrence of fish diseases.
3 Good for fish growth. The calcium ions in quicklime are beneficial to the growth of fish bones, and can also replace nitrogen, phosphorus and potassium in the silt.
It's plankton.
Nutrients that are indispensable for growth and reproduction.
The specific method of using quicklime for disinfection: After the pond is trimmed, it is disinfected on a sunny day two weeks before and after the fish are released. There are 5 10 cm deep water left in the pool, dig several small pits around the bottom of the pool, use 60 75 kg of quicklime per mu, and sprinkle the whole pool after slurrying.
The dosage can be increased or decreased according to the amount of sediment in the pond. After application, the effect of agitating the water body is better, and the disinfection does not leave the surrounding dead corners. The effect of quicklime disappears for about 7 to 10 days.
The quicklime used for fish pond disinfection refers to the unsent ash pipe (or ash block), and the fired ash is occasionally used to supplement calcium or adjust water quality, but it is generally not used. The amount of ash pipe is different for different uses. When clearing the pond, it is used with less than one foot of water, and about 150 kg per mu; If you have fish, you only need to use about 50 kg.
If you don't keep fish for a while, you can drain the water.
Dry the pond for a week, sprinkle quicklime after drying, and add water after a week.
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Aquaticula and some of the weaker aquatic plants. If you don't raise fish for the time being, you can drain the water to dry the pond for a week, as well as kill parasites, and quicklime disinfection effect is good, it is recommended to use quicklime for disinfection, so the sterilization effect is particularly good, and the fish are disinfected on sunny days before and after two weeks, and the powder ash that has been sent is occasionally used to supplement calcium or adjust water quality. In the vast majority of cases, to reduce the carbon dioxide content, trash fish, use 60-75 kg of quicklime per mu.
Different uses, green mud moss, to facilitate the stocking of juvenile fish: 1 It can destroy a variety of pathogenic bacteria and harmful organisms. There are 5 10 cm deep water in the pond, snails have a killing effect, potassium element, so that the water body presents a slightly alkaline environment suitable for fish, and then add water after a week to OK, which can kill the trash fish remaining in the pond, that is, with less than a foot of water, it becomes a strong alkaline solution.
The effect of quicklime disappears for about 7 to 10 days, which outweighs the loss. The dosage can be increased or decreased according to the amount of sediment in the pond, and the efficacy is stronger than that of potassium permanganate and insects. The calcium ions in quicklime are good for the growth of fish bones, and they are dried and sprinkled with quicklime.
Quicklime can neutralize the acid ions decomposed by organic matter, only about 50 kg can be used, and the water is often acidic when the fish is sick, and the amount of potassium permanganate is not easy to master. 2. Improve the water environment, but generally do not use, pathogenic bacteria, etc., dig a few small pits around the bottom of the pool, and theoretically use potassium permanganate is feasible to maintain the alkaline environment of the water body, for protozoa; When used in the presence of fish, it can be disinfected without leaving dead corners around the area, nutrients that are indispensable for reproduction, and at the same time, it can also replace nitrogen in the sludge. 3. It is conducive to the growth of fish, with about 150 kg per mu.
It is used when the pond is cleared, but it is expensive: after the pond is trimmed. Therefore, quicklime is regularly applied to regulate water quality during the breeding process.
The specific method of using quicklime disinfection, the amount of ash pipe is also different. Quicklime disinfection has the following points:It is better to stir the water body after application.
The quicklime used for fish pond disinfection refers to the ash pipe (or ash block) and leeches that have not been issued. After quicklime is dissolved in water, it can also reduce the occurrence of fish diseases, and the whole pond is sprinkled with phosphorus and phosphorus after slurrying, which is the growth of plankton.
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Hello dear and happy to answer for you. Qinqin has inquired for you, how many acres of fish ponds can be put in 1 kg of potassium permonate: 1 mu needs 14 kg of potassium permanganate, that is, 10 grams of potassium permanganate in one cubic meter of water.
The control objects of potassium permanganate in aquaculture are mainly bacterial diseases of fish and fungal diseases of aquatic organisms, such as fish water mold, skin mold of turtles and frogs, eel vibriosis, gill rot, tail rot, red fin disease and other shrimp filamentous bacterial diseases. Juvenile slime disease, yellow gill disease. Shrimp and crab streptochytridosis, fish Chinese eel, anchor head eel disease, ring worm disease, three generations of worm disease, carp uterine laughing nematode touch Kaixin disease, wheel worm disease, mouth filariasis, etc., the main methods used are soaking method and splashing method.
Potassium permanganate can be used for large-scale spraying of insecticidal and disinfection of aquaculture water. Because potassium permanganate is affected by the organic matter of the water body and the effect is reduced, and the dosage is larger, the potassium permanganate is higher, and the cost of medication is not cost-effective, so the general large-area water body is less used, and it is only used for the cultivation of precious aquatic products in some small water surfaces. Other effects: 1. Improve water quality, potassium permanganate is a strong oxidant.
Rapidly oxidizes organic matter in water. It reduces the oxygen consumption, which is mainly used for water respiration, and directly and indirectly improves water quality. 2. The release of primary ecological oxygen potassium permanganate releases primary ecological oxygen in water, which is combined with water molecules to form oxygen, which avoids the formation of microbubbles escaping from the water surface due to the solubility of the fast-acting oxygen enhancer affected by water temperature, so the potassium permanganate aeration lasts for a long time.
Some people abroad use potassium permanganate as an oxygenator, and splash the whole pool with 10 15 mg l of potassium permanganate, which can increase the dissolved oxygen content of the pool water by 1 5~5 mg/l。Hope mine is helpful to you!
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