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Under normal circumstances, it is cultivated in some wilds, and it is necessary to ensure that the area is particularly wide, and it is cultivated in a deep pit, which can add some aquatic plants, and then wrap it with red bricks outside, which will not collapse, and is also suitable for its growth, which will make its growth rate become particularly fast.
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The technology of building this breeding pond should be to dig a pit directly in the pond, and then it does not need to be particularly deep, but if it is a little larger, it is very easy to raise, and it is just at the bottom of the time to put an anti-**, so that you can avoid the frog from escaping. Also pay attention to the density of the culture.
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It is necessary to choose a suitable environment, and to pay attention to the living habits of frogs, the size of the pond, the choice of shape, and the depth of the problem.
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There must be a high wall around the frog pond, which should be designed as a rectangle, and there should be water inlet and outlet settings on both sides of the frog pond, and anti-escape measures should also be taken to prevent frogs from escaping. There should also be some dirt in the frog pond, because frogs are amphibians. When the temperature is relatively high, frogs can take refuge in the dirt.
You can also grow some rice in the frog pond. This will not only increase food crops, but also provide sun protection for frogs.
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Frog ponds are divided into spawning ponds, tadpole ponds, and frog ponds. It is usually advisable to choose a place that is both humid and warm and sheltered from the sun, such as a long cement pool or an earthen pond. The wild pond is 4 6 meters for a single pool, it is best to smear cement, and the bottom of the pool is still muddy; The small pond in the courtyard is generally 1 to 2 meters.
The depth of the pool is generally 1 meter, with irrigation holes and drainage pipes, and the water depth is 20 to 50 cm. The surface of the pool must be provided with a sun visor. On average, 40 adult frogs can be raised per square meter.
Frog ponds are cultivated in earthen ponds, brick ponds, rice fields, etc., and the key is to prevent escape. If possible, you can build a wall, or you can use a net fence, generally 1 meter high. The water depth in the pond is 30 60 cm, and the water surface ** or the sunny side is piled up into a mound for land frogs to inhabit, accounting for about one-third of the entire pond.
Grass or crops are planted on the pasture. Throw a small amount of floating grass into the pond water. As a pond for tadpole breeding, only a small amount of land area is reserved for the ecological habitat of young frogs.
The tadpole pond uses a cement pool, and the slope of the pool wall should be gentle, so that the tadpoles can rest. <>
Frog selection: Frog selection is healthy, non-mutilated, and non-diseased individuals, female frogs are larger, male frogs are larger, and the vocal sacs on both sides of the neck will expand when they chirp. Breeding frog stocking:
Breeding frogs are stocked in September and October, with a density of 10 12 square meters and a male-to-female ratio of 1:1. Hug to spawn:
The average temperature of the breeding frog is 16 20 o'clock, and the egg-laying time is generally 5 6 o'clock in the morning and 11 o'clock at noon. Egg retrieval: The fertilized eggs of the frog are collected and incubated in the sterilized ring groove, and the darker side of the egg mass is used as the animal pole, which must be facing upwards, and the whiter side is the plant pole, which must be facing downward.
Infrastructure: frog breeding is mainly based on earthen ponds, one acre of rice fields can be transformed into three breeding ponds of about 200 square meters, the cost of pond renovation is about 1,000 yuan, and the food table, bird prevention net, etc. are about 300 yuan. Introduction Fee:
Artificially bred frogs need to be introduced from formal breeding units, and they also need to improve the breeding procedures, and the current introduction cost is about 3,000 yuan per mu. Feed cost: raising a pound of frogs needs yuan, feed cost is directly related to the survival rate, yield, etc., with an average of 2,500 pounds per mu ** calculation, feed cost needs 12,500 yuan.
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For the construction technology of frog breeding ponds, first of all, it is necessary to pay attention to the cleanliness and sanitation of the breeding area, and also to do a good job of related disinfection, and at the same time, it is also necessary to regularly replace water resources, pay attention to the growth of frogs in time, and also need to pay attention to the appropriate size and appropriate depth.
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Site selection, construction, habitat. The construction of frog breeding ponds, it is generally advisable to choose a place that is both humid and warm and sheltered from the sun, with a long cement pond or an earthen pond, the pool depth is generally 1 meter, with irrigation holes and drainage channels, the water depth is 20 50 cm, and the water depth in the pool is 30 60 cm. The water** or sunny side is piled up to form a mound for the frog's land habitat, and grass or crops are planted on the mound.
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The construction technology of the frog breeding pond is exquisite, the size and depth of the pond have accurate numbers, and it is necessary to dig trenches for drainage, which can be equipped with PVC plastic pipes.
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Frog pond design drawings, urgent.
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The key to frog breeding technology and frog breeding methods is the place of reproduction and reproduction
The key to frog breeding technology is artificial reproduction, because wild field frogs often have a parasite of double groove larvae parasitic in the muscles of frogs, and the method of artificial egg-laying to isolate adult frogs can effectively prevent the disease.
The breeding area is fed at a density of about 1 group of breeding frogs per 3 square meters (it is better to invest before May). Breeding frogs require individual hypertrophy, and it is better to have a parent frog that has been producing for 1 or 2 years. The ratio of mixed male and female stocking is 3:
1. The stocking density is relatively less than that of meat frogs. It takes about three years for a frog to reach sexual maturity from a young frog.
Breeding Management:
1) Spawning: Artificial spawning grounds need still water areas, and the cage spawning method is generally adopted, that is, frogs are forced to lay eggs in baskets or cages. Male and female frogs in the ratio of 1 1, 20 square meters of spawning can also put 5 spawning baskets or cages, the depth of the pool water should be kept at 10 15 cm, the water temperature should be kept at 10 11, in order to improve the hatching rate, the eggs can be protected with a purse seine net to avoid the parent frog interference after sinking.
ii) Incubation: The temperature of the fertilized eggs of the frog should be maintained at 20 28 during the incubation period, mainly for natural incubation; Plastic film cover incubation and anhydrous incubation can also be used. Generally, after 3 to 5 days, all tadpoles can be hatched.
Newborn tadpoles rely on the egg membrane to survive safely, do not stir the pond water casually, and after all the frogs have laid eggs, the frogs should be caught out of the pond so as not to interfere with the hatching and tadpole living environment. After 5 days of egg hatching, concentrate feed, such as soybean milk, egg yolk, daphnia and plankton in the water, can be fed twice a day, but the amount of bait should not be too much, so as not to deteriorate the water quality and cause tadpole death. Tadpoles can be moved to the breeding pond after 1 week of rearing.
Feed configuration and feeding method:
1.Feed: water spinach, tomatoes and plankton.
In addition, earthworms are raised on the mound, as long as some lime water with a concentration of 3 5% is sprinkled on the mound in pieces every evening, the earthworms will pour out of their nests and act as bait. Put the extruded feed in a dry place in the frog pond, and the frogs will crawl to forage after smelling the characteristic smell of the feed.
2.Formula: 16% fishmeal, 16% peanut bran, 18% wheat bran, 25% corn, 20% subflour, bone meal additives (including attractants, binders, nutritional additives) 4 5%.
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Technical information on the artificial breeding and breeding of edible frogs.
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Frog breeding is not as good as toad farming, an average of 3,000 toads can be raised on an acre of land, one person can manage, a one-time investment of more than 10,000 yuan, annual production of 6-8 months. It is conservatively estimated that the annual income is more than 100,000 yuan. The bigger the scale, the higher the benefit.
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<>1. Frog breeding methods: Breeding frogs needs to establish a breeding site near the pond, and can also be transformed with rice fields to ensure that they do not escape.
2. Before preparing to stockpile tadpoles, it is necessary to disinfect the first resistance, and then put a few trial breeding, and then large-scale stocking if there is no rough spring question.
3. Usually pay attention to supplementing organic fertilizer, promote the growth of plankton, and provide food for the stool and its stool. When a frog grows up, it moves to a pond with land and feeds it live bait such as small fish.
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