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1. Pond conditions. The water surface of the pond should not be too large, the suitable water surface is 1 2 acres, the water depth is 1 meter, and it has a perfect drainage system and aeration system; The bottom of the pond has a slight slope, no leakage, and the anti-escape facilities are repaired. Before stocking, the pond must be cleared (dry method) to remove debris and weeds, so as not to leave enemies and pathogens in the pond, and disinfect with 150 200 kg of quicklime per mu of water surface.
Lobsters like shade and fear of light, good at climbing and crawling, require aquatic plants on the water body, accounting for about 1 3 of the water surface, can be planted aquatic plants, such as wheel black leaf algae, grass and so on, at the same time at the bottom of the pond should be set up with bricks, stones and bamboo tubes and other hidden objects for its habitat and burrowing.
2. Stocking of shrimp seedlings. Lime water disinfection can be put after 7 10 days of normal water quality, the water temperature requirements are relatively high, the appropriate growth water temperature is 20 30, less than 15 when rarely eaten. The water body should maintain high dissolved oxygen, and the dissolved oxygen should be more than 50 mg.
The transparency of the water body should be 30-40 cm. pH. Shrimp fry are stocked with centimeters at a stocking density of 4,000 to 7,000 acres.
When the seedlings are released, the plastic bag containing the shrimp seedlings is placed in the pond for 30 minutes and then opened, so that the shrimp seedlings gradually adapt to the water temperature in the pond, which is conducive to improving the survival rate of shrimp seedlings. After about 1 month of stocking, 60 100 acres of 50 250 grams of silver carp can be stocked in a timely manner. Freshwater lobsters are benthic crustaceans, and proper polyculture of pelagic filter-feeding fish can not only improve the growth environment of lobsters, but also serve as indicator fish for hypoxia in ponds.
But do not mix carnivorous and eating fish, so as not to affect the growth of lobsters.
3. Feeding with bait. Shrimp seedlings put in the pond for 30 minutes after the start of feeding, the early stage to feed cooked soybean pulp, and then add a small amount of small trash fish and snail meat, etc., the feeding amount of shrimp weight 6 8%, divided into morning and evening two feeding. According to the feeding habits, the total amount of the day in the evening is about 2 3, and the combination of fixed points and pond sprinkling is adopted.
In the middle stage, the water temperature is high, the feeding is vigorous, and the feeding amount is 10%. In the later stage, shrimp bait can also be fed with 25% of compound feed such as miscellaneous fish, soybean meal, wheat bran, green vegetables, etc., and the daily feeding amount changes with the water temperature, which is flexible to master.
Fourth, daily management. Strengthen water quality management to ensure sufficient dissolved oxygen and fresh water quality. In the high temperature season, prevent shrimp from floating and increase the aerator. When the water quality is too fertilized, use quicklime to sanitize plankton, and splash the whole pool. Pay attention to patrolling the pond to remove predators, frogs, snakes, etc.
Freshwater lobster has the advantages of fast growth, large individuality, wide eating habits, strong adaptability, delicious meat and high economic value, and has broad market prospects. Freshwater lobster farming is a good project to get rich with low investment, high efficiency and simple operation.
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I see, I have seen this thing, and people who don't open a restaurant make money quickly and ruthlessly.
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Shrimp per mu is planted at 40 catties, and the yield per mu of Xiaolongyuan shrimp is about 300 catties per mu.
1. Lobsters are arthropods
The common name of 19 species of lobsters belonging to 4 genera of the decapod lobster family. It is also known as prawns, dragon head shrimp, shrimp kui, sea shrimp, etc. It has a thick cephalothorax, a hard shell, colorful colors, a short abdomen, a body length of 20 cm and 40 cm, a weight of up and down kilograms, and no chelae, which is the largest type of shrimp.
The heaviest can reach more than 5 kilograms, and is known as the lobster goby.
2. The body is thick cylindrical, dorsal and ventral slightly flattened, the cephalothorax is developed, thick and spiny, and there is a pair of powerful supraocular spines on the anterior edge, with a closed gill compartment. It is mainly distributed in tropical waters and is a valuable seafood. Eight species have been found in China, with freshwater lobsters being more abundant.
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It is about 100-300 catties per mu.
Complex, you must not be able to make a height of 300 pounds, no matter how you are, they say that 500-800 is unrealistic. Each mu of shrimp species is about 40 catties dao, each catty of shrimp species is about 50-55 yuan, raise this thing, raise less to make not much money, raise on a large scale to make money, let's calculate the account, even if you produce 300 catties of finished shrimp per acre, sold in the market according to 10 yuan a catty, each mu of gross harvest is only 3000 yuan, but you also have to deduct the first year of shrimp seed money, 2000 yuan, (the second year does not need to deduct) in the labor costs, site fees, the first year can not make money, Make money in the second year, even if you make a net profit of 500 yuan per mu, you raise 10 acres to earn 5,000 yuan, if you raise a large scale, 500 yuan per mu, then 100 acres, the net income is 500000, I have just inspected this project, the experience of inspection.
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Summary. Hello, how much feed is better for 100 catties of crayfish to feed a day, in order to balance the growth of lobster and feed coefficient, the amount of each feeding and daily feeding should be about 90% of the full amount of lobster; If the feeding amount is only 80% of the full amount, the feed coefficient will be relatively low, and the growth will be relatively slow; If the feeding amount reaches 100% satiety, it will pollute the water quality. Increase spending on water quality management and useless feed.
The method of feeding the feed.
1) Start feeding at 3% of the body weight of the lobster. Use Chinese herbal bait once every half month.
2) The feeding time is best from 8:00 a.m. to 4:00 p.m., or 2 hours after dawn to 2 hours before dusk. Feed twice a day, 6-8 hours apart.
3) Overfeeding should be strictly avoided, the sign of overfeeding is more than 10 minutes after feeding, and the remaining feed has not been eaten by the shrimp. When the existing lobster load is close to the lobster load, the problem of overfeeding should be paid special attention.
4) Each feeding should be allocated to the amount of feed all immediately input, can not be divided into small batches with the method of hand-sprinkling in a few minutes one by one.
How much feed a hundred pounds of crayfish are fed a day is better.
Hello, how much feed is better for a hundred catties of crayfish to feed a day.
Hello, 100 catties of crayfish Biyun how much feed a day is better than the number of branches, in order to balance the growth of lobster and feed coefficient, the amount of each feeding and daily feeding should be about 90% of the full amount of lobster; If the feeding amount is only 80% of the full amount, the feed coefficient will be relatively low, and the growth will be relatively slow; If the feeding amount reaches 100% satiety, it will pollute the water quality. Increase spending on water quality management and useless feed. Feeding method (1) Start feeding with 3% of the body weight of the lobster.
Use Chinese herbal bait once every half month. (2) The feeding time is best from 8:00 a.m. to 4:00 p.m
00, or 2 hours after dawn to 2 hours before dusk. Feed twice a day, 6-8 hours apart. (3) Mengfeng should strictly avoid overfeeding, the sign of overfeeding is more than 10 minutes after feeding, and the remaining feed has not been eaten by the shrimp.
When the existing lobster load is close to the lobster load, the problem of overfeeding should be paid special attention. 4) Each feeding should be allocated to the amount of feed all immediately input, can not be divided into small batches with the method of hand-sprinkling in a few minutes one by one.
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Summary. A pound of crayfish is about 500 grams, and there are about 10 to 20 crayfish in a pound, which means that a crayfish, in the case of normal breeding and adequate nutrition, the quality is about 25 to 50 grams, and there are special circumstances, if the nutrition is too small, a crayfish is about 15 grams.
Kiss, if it is a foam box, it can hold 90 100 pounds.
A pound of crayfish is about 500 grams, a pound of about 10 to 20 crayfish, which is also slippery that is to say, a crayfish, in the case of normal breeding, full nutrition, the quality of the letter is about 25 to 50 grams, there are also special circumstances, nutrition is too small, a crayfish is about 15 grams.
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Hello! Raise 1 pound of crayfish to eat a pound of feed! The amount of small wide friends lobster feeding needs to be based on the stocking amount of an acre of orange lobster, the weight of the lobster is decided, the general small shrimp need to be fed according to 20-25% of the body weight, the shrimp need to be fed according to 15-20% of the body weight, the prawns need to be fed according to 10-15% of the body weight, 2 times a day, 1 time in the morning and evening, the amount of feeding throughout the day should be based on the full, eat the round quickly, and leave no residual bait, and do it at the right time, fixed point, quantitative, qualitative.
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Australian lobster. It is a very expensive lobster, which is generally calculated by the pound in the hotel, and many people don't know how many pounds a piece is.
Australian lobsters generally weigh more.
Australian lobsters are also called Australian lobsters.
It is a precious freshwater economic shrimp species introduced and developed in recent years, with six characteristics: first, the body is large and fat, generally weighing 100-200 grams, and the largest individual is 500 grams. Second, it grows fast and has high yield.
The shrimp is stocked in April and May every year, and harvested in October and November, with a yield of about 300 kilograms per mu and a maximum of more than 400 kilograms. Third, it is nutritious, the meat is delicate, crispy, delicious and sweet, and the flavor is unique. Fourth, it is adaptable, can tolerate bad weather environments, and can live normally between water temperature 5 and 35 and salinity between 17 and 24 degrees.
Fifth, it eats miscellaneous, eats animal feed, artificial compound feed and humus, and is coarse and easy to raise. Sixth, high economic benefits. Australian lobsters are not only highly producing, but also extremely resistant to vitality and easy to transport over long distances.
Fresh prawns are favored by consumers in the domestic and foreign markets.
Nutritional value of Australian lobster.
Australian lobster is rich in nutrients, its meat is soft and easy to digest, and it is an excellent food for people who are weak and need to recuperate after illness. It is also rich in magnesium, which has an important regulating effect on heart activity, can protect the cardiovascular system, and can reduce blood cholesterol.
content, prevent arteriosclerosis, and at the same time dilate coronary arteries, which is beneficial to prevent hypertension and myocardial infarction.
Australian lobster has a strong lactation effect, and is rich in phosphorus and calcium, especially for children and pregnant women; Scientists from Osaka University in Japan have discovered astaxanthin in Australian lobsters.
Helps to eliminate "jet lag" caused by jet lag.
How to eat Australian lobster.
Raw lobster. Ingredients: 750 grams of live lobster, 3 grams of refined salt, 3 grams of ginger, 25 grams of coriander, 2 dishes of Chaozhou orange oil, white lard.
75 grams, 15 grams of liquor
Cooking method:1Wash the original lobster first, cut off the shrimp legs, then cut into sections, use a knife to lightly go down, and put the dish first. The head is opened, the shell and shrimp ribs are removed, and the back chop pieces are placed on the shrimp feet. Open the tail side, pick up the shrimp droppings, and put the shell chops on the top of the feet.
Use a small bowl to hold the liquor, add refined salt and spread it evenly and sprinkle it on the shrimp meat, put the green onion on top of the shrimp, and steam it in a steamer for 8 minutes to cook. After taking it out, pick up the ginger and green onion, pour white lard, and serve it with coriander on the side of the plate, and orange oil.
The Dragon King's Night Feast. Ingredients: 700 grams of lobster, 30 grams of grouper, scallops, snails, 15 grams of minced garlic, monosodium glutamate.
1 gram of pepper, 100 grams of raw oil, sugar, cooking wine.
5 grams of sesame oil, 5 grams of Japanese wasabi, 3 grams of refined salt, 10 grams of minced ginger and 10 grams of soy sauce.
Cooking method: Boil the lobster in boiling water for 5 minutes, remove the meat and leave the head and tail. Place shrimp meat, grouper meat, snail slices, with monosodium glutamate, sugar, cooking wine, pepper.
Slightly marinated. Stir-fry the shrimp meat in hot oil for 1 minute, then add minced ginger and minced garlic, and take it out later. The shrimp are served on a plate along with the head and tail of the shrimp, drizzled with oil and served with wasabi and soy sauce.
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<> how many catties of adult shrimp can be raised from 100 catties of shrimp seedlings depends on the breeding technology, management methods, and breeding mode. If it is a shrimp-rice polyculture model, 100 kg of shrimp seedlings can raise about 240-360 kg of adult shrimp; If it is an intensive pond culture mode, 100 catties of shrimp seedlings can raise about 300-500 catties of adult shrimp.
1. How many catties of adult shrimp can be raised by 100 catties of shrimp seedlings
How many catties of adult shrimp can be raised depends on the breeding technology, management methods, and breeding mode.
2. If it is a shrimp-rice polyculture model, stocking about 100 kg of shrimp seedlings (5g tail), under the premise of proper management, its survival rate is about 60%, that is, only 60 kg of shrimp seedlings can survive (about 6000); The weight of the finished shrimp of each crayfish is about 20-30g, and the total output is about 240-360 catties.
3. If it is an intensive pond culture mode, stocking about 100 kg of shrimp seedlings (5g tail), under the premise of proper management, the survival rate of shrimp seedlings is 95%, and the survival rate from breeding to harvest is 80%, that is, there are only about 7,600 adult shrimp in the end. Because it is specialized in cultivating shrimp, the volume of shrimp produced is slightly larger than that of shrimp in the shrimp-rice polyculture mode, generally about 20-50g, and the final total output is about 532 catties based on an average value of 35g.
4. The above is the output under ideal conditions, under the influence of breeding technology, weather factors, etc., the output of lobster is generally a little less. In the intensive pond culture mode, about 300-350 catties of adult shrimp can be harvested.
2. When is it appropriate to stocking shrimp seedlings?
1. Crayfish are generally stocked in the morning or evening of the eye day in March and April.
2. Breeding technology.
1) Pond treatment: the breeding area is about 1-2 acres, and the water depth is deep. Before stocking, remove the weeds in the pond, and use 150-200kg of quicklime per mu of pond for disinfection, and then plant one-third of the pond area of aquatic plants (bitter grass, black algae, water hyacinth, water floating lotus) on the water surface of the pond, and set up bricks, stones and bamboo tubes and other hidden objects at the bottom of the pond for lobsters to inhabit and burrow.
2) Shrimp seedling stocking: 4000-7000 shrimp seedlings per mu (shrimp seedlings specifications, when the seedlings are released, the plastic bag containing the shrimp seedlings will be placed in the Gaoshi pond for 30 minutes and then opened, so that the shrimp seedlings can adapt to the water temperature in the pond.
3) Feeding: Feeding can be started about 30 minutes after stocking. Hand limb shrimp are fed 20-25% of body weight, medium shrimp are fed 15-20% of body weight, and large prawns are fed 10-15% of body weight, once in the morning and once in the evening.
When feeding, the amount of feeding at a fixed point and at night accounts for about 60-70% of the total amount of food.
4) Water quality: The dissolved oxygen of the water body should be above 4mg L, the transparency of the water body should be 30-40cm, and the pH value should be. The water is changed every 5-7 days in the high temperature season, and the water is changed every 15-20 days, and the water is 20-30% of the pool water each time.
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