CN112602639A - High-density crayfish breeding method - Google Patents
High-density crayfish breeding method Download PDFInfo
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/50—Culture of aquatic animals of shellfish
- A01K61/59—Culture of aquatic animals of shellfish of crustaceans, e.g. lobsters or shrimps
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K10/00—Animal feeding-stuffs
- A23K10/20—Animal feeding-stuffs from material of animal origin
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- A23K—FODDER
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- A23K10/22—Animal feeding-stuffs from material of animal origin from fish
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- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
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- A23K10/00—Animal feeding-stuffs
- A23K10/20—Animal feeding-stuffs from material of animal origin
- A23K10/26—Animal feeding-stuffs from material of animal origin from waste material, e.g. feathers, bones or skin
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- A—HUMAN NECESSITIES
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- A23K10/00—Animal feeding-stuffs
- A23K10/30—Animal feeding-stuffs from material of plant origin, e.g. roots, seeds or hay; from material of fungal origin, e.g. mushrooms
- A23K10/37—Animal feeding-stuffs from material of plant origin, e.g. roots, seeds or hay; from material of fungal origin, e.g. mushrooms from waste material
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
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- A23K50/00—Feeding-stuffs specially adapted for particular animals
- A23K50/80—Feeding-stuffs specially adapted for particular animals for aquatic animals, e.g. fish, crustaceans or molluscs
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
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- Y02A40/818—Alternative feeds for fish, e.g. in aquacultures
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Abstract
The invention provides a high-density crayfish breeding method, and relates to the field of crayfish breeding. The method comprises the following specific steps: s1, storing the shrimp fries; s2, arranging a culture site; s3, stocking and preparing; s4, stocking the shrimp larvae; s5, feeding the feed; s6, water quality management; s7, fishing the finished product for marketing, preparing healthy wild crayfish as shrimp seeds, performing disinfection treatment by using iodine solution, finishing the pond, cleaning the pond, performing disinfection, increasing oxygen increasing force during water quality management, keeping dissolved oxygen of the pond above 5 mg/L, changing water every 15-20 days, and changing water 1/2 every time; splashing 1 time of lime water every 20 days, wherein the dosage of each mu is about 10 kg each time, so as to adjust the water quality. According to the high-density crayfish breeding method, the phenomena of a large number of diseases and deaths of crayfish are avoided, and the situation that farmers have huge economic losses due to the large number of deaths of crayfish is prevented.
Description
Technical Field
The invention relates to the field of crayfish breeding, in particular to a high-density crayfish breeding method.
Background
The crayfish is a freshwater economic crayfish, is popular with people due to delicious meat, forms absolute competitive advantage in local ecological environment due to omnivorous property, high growth speed and strong adaptability, and has become an important economic breeding variety in China in recent years.
When traditional crayfish was bred, because the improper of breeding method leads to the pond oxygen content in the breed waters to descend, has aroused that the crayfish appearing in a lot of ponds goes up grass and beats phenomenon such as take place, and the holistic dead volume of crayfish is big simultaneously, and the death back of crayfish morbidity, the crayfish can be cannibalistic each other to can induce or aggravate the state of an illness, lead to the fact a large amount of economic losses for raiser.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a high-density crayfish breeding method.
In order to achieve the purpose, the invention adopts the following technical scheme: a high-density crayfish breeding method comprises the following specific steps:
s1, storing shrimp fries: preparing healthy and strong wild crayfish as shrimp larvae, and disinfecting with iodine solution;
s2, arranging a culture site: the method comprises the following steps of (1) culturing by using pond, rice field, barren beach and pond water bodies, wherein the area is 2001-3335 square meters, and arranging escape-proof plates to prevent lobsters from escaping;
s3, stocking preparation: the pond is arranged, sludge is removed, the bottom of the pond is leveled, the water retention performance of the bottom of the pond and the wall of the pond is improved, the leakage of water is reduced, and quicklime is used for cleaning and disinfecting the pond;
s4, stocking the shrimp fries: selecting shrimp seeds with the diameter of more than 0.8 cm, the specification of the shrimp seeds of 2.5-3 cm, the male-female ratio of 2: 1, stocking 60-80/mu, and selecting shrimp seeds with strong vitality, strong physique, complete appendages, no diseases and no injury and strong drought resistance when stocking the shrimp seeds;
s5, feeding: the method comprises the following steps of (1) directly feeding ground rice bran, bean cakes, bran, trash fish, spiral shell mussel meat, silkworm chrysalis, earthworms, slaughterhouse leftover materials or compound feed for adult shrimp culture;
s6, water quality management: regulating and controlling the water quality and ensuring the water level, ensuring the dissolved oxygen of the water in the pond, and periodically sterilizing;
and S7, fishing the finished product for marketing.
Preferably, in the step S2, the height of the escape-proof plate is 0.5m, the inner wall is smooth and flat, the width of the ridge around the aquaculture water body is 1.5m, and a water injection and drainage system is built.
Preferably, when the pond is cleaned and disinfected in the step S3, the consumption of the fresh quicklime is 125-150 kg/mu, and the fresh quicklime is uniformly sprinkled in the whole pond for disinfection.
Preferably, when the feed is fed in the step S5, the protein content of the feed is kept at about 25%, and the daily feeding amount is 4-10% of the weight of the shrimps.
Preferably, in the step S6, during water quality management, the aeration force is increased, dissolved oxygen in the pond is maintained at 5 mg/l or more, water is changed every 15-20 days, 1/2 water is changed every time, 1 lime water is splashed every 20 days, and the dosage of each lime water is 10 kg/mu, so as to adjust the water quality.
Preferably, in step S7, the finished product fishing node: the method is characterized in that a one-year two-season mode is adopted, feeding is carried out at the beginning of 9 months in the first year, emergence of seedlings is carried out at 2 months in the second year, catching and selling on the market at the beginning of 5 months, after disinfection of a pond for 15-20 days, feeding of a second batch of shrimp seedlings is carried out at the beginning of 6 months, catching and selling on the market at 8 months, a one-year three-season mode is adopted, feeding is carried out at the beginning of 9 months in the first year, emergence of seedlings is carried out at 2 months in the second year, finished shrimp products are caught and sold on the market at the bottom of 4 months, shrimp seedlings are immediately fed in 150 jin/mu, cultivation is carried out for 30-40 days, finished shrimp products are caught and selling on the market at the beginning of 6 months, feeding of a third batch of shrimp seedlings at 150 jin/.
Compared with the prior art, the invention has the advantages and positive effects that:
in the invention, when the crayfish is cultured with high density, a farmer firstly disinfects the water in the culture area by fresh quicklime, so as to ensure the safety of the water, after the crayfish is put in, the farmer needs to ensure that the protein content in the feed is about 25 percent when feeding the feed, the daily feeding amount is 4-10% of the weight of the crayfish, the crayfish feeding device is used for providing enough food sources for the crayfish, the crayfish is prevented from being eaten by food, the oxygen content of the water in the pond is ensured by increasing the oxygen increasing force, and regularly changing water for disinfection, ensuring the health of water quality in the whole culture area, ensuring the smooth growth of the crayfish, by the high-density crayfish breeding method, the phenomena of a large number of diseases and death of crayfish are avoided, and the situation that farmers have huge economic losses due to the death of the crayfish is prevented.
Drawings
FIG. 1 is a schematic flow chart of a high-density crayfish breeding method provided by the invention.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.
Embodiment 1, as shown in fig. 1, the invention provides a high-density crayfish breeding method, which comprises the following specific steps:
s1, storing shrimp fries: preparing healthy and strong wild crayfish as shrimp larvae, and disinfecting with iodine solution;
s2, arranging a culture site: the method comprises the following steps of (1) cultivating lobsters by using pond, rice field, barren beach and pond water bodies, wherein the area of each water body is 2400 square meters, arranging escape-proof plates to prevent the lobsters from escaping, the height of each escape-proof plate is 0.5m, the inner walls of the escape-proof plates are smooth and flat, the width of peripheral ridges of a cultivation water body is 1.5m, and constructing a water injection and drainage system;
s3, stocking preparation: the method comprises the following steps of (1) arranging the pond, removing sludge, flattening the bottom of the pond, increasing the water retention performance of the bottom of the pond and the wall of the pond, reducing water leakage, and cleaning and disinfecting the pond by using quicklime, wherein the using amount of fresh quicklime is 125 kg/mu, and the whole pond is uniformly splashed for disinfection;
s4, stocking the shrimp fries: selecting shrimp seeds with the diameter of more than 0.8 cm, the specification of the shrimp seeds with the diameter of 2.5 cm, the male-female ratio of 2: 1, breeding 60/mu shrimp seedlings, and selecting the shrimp seedlings with strong vitality, strong physique, complete appendages, no diseases or injuries and strong drought resistance when breeding the shrimp seedlings;
s5, feeding: the method comprises the following steps of (1) directly feeding ground rice bran, bean cakes, bran, trash fish, spiral mussel meat, silkworm chrysalis, earthworms, leftover materials or compound feed under a slaughter house for adult shrimp culture, keeping the protein content of the feed to be about 25%, wherein the daily feeding amount is 4% of the weight of shrimps;
s6, water quality management: regulating and controlling water quality and water level, ensuring dissolved oxygen of pond water, periodically sterilizing, increasing oxygen increasing force, keeping dissolved oxygen of the pond above 5 mg/L, changing water every 15 days for 1 time, changing water 1/2 every time, sprinkling quicklime water every 20 days for 1 time, and using 10 kg/mu every time to regulate water quality;
s7, fishing and marketing the finished products, wherein the finished product fishing nodes are as follows: the method is characterized in that a two-season mode in one year is adopted, feeding is carried out at the beginning of 9 months in the first year, the seedlings emerge at 2 months in the second year, fishing and marketing are carried out at the beginning of 5 months, after the pond is dried for 15 days for disinfection, a second batch of shrimp seedlings are fed in the beginning of 6 months, fishing and marketing are carried out at 8 months, a three-season mode in one year is adopted, feeding is carried out at the beginning of 9 months in the first year, the seedlings emerge at 2 months in the second year, the finished shrimps at the bottom of 4 months are fished and marketing are immediately fed in 150 jin/mu, the finished shrimps are cultured for 30 days, the finished shrimps at the beginning of 6 months are fished and marketing are fed in 150 jin/mu in the later 6 months, the finished shrimps are fished and marketing are carried out in the.
Embodiment 2, as shown in fig. 1, the invention provides a high-density crayfish breeding method, which comprises the following specific steps:
s1, storing shrimp fries: preparing healthy and strong wild crayfish as shrimp larvae, and disinfecting with iodine solution;
s2, arranging a culture site: the method comprises the following steps of (1) utilizing water bodies of a pond, a rice field, a barren beach and a pond to cultivate, wherein the area is 2800 square meters, arranging escape-proof plates to prevent lobsters from escaping, the height of each escape-proof plate is 0.5m, the inner wall of each escape-proof plate is smooth and flat, the width of a ridge around a cultivation water body is 1.5m, and constructing a grouting and drainage system;
s3, stocking preparation: the method comprises the following steps of (1) arranging the pond, removing sludge, flattening the bottom of the pond, increasing the water retention performance of the bottom of the pond and the wall of the pond, reducing water leakage, and cleaning and disinfecting the pond by using quick lime, wherein the using amount of fresh quick lime is 135 kg/mu, and the whole pond is uniformly splashed for disinfection;
s4, stocking the shrimp fries: selecting shrimp seeds with the diameter of more than 0.8 cm, the specification of the shrimp seeds with the diameter of 2.8 cm, the male-female ratio of 2: 1, breeding 65/mu shrimp fries, and selecting the shrimp fries with strong vitality, strong physique, complete appendages, no diseases or injuries and strong drought resistance when breeding the shrimp fries;
s5, feeding: the method comprises the following steps of (1) directly feeding ground rice bran, bean cakes, bran, trash fish, spiral mussel meat, silkworm chrysalis, earthworms, leftover materials or compound feed under a slaughter house for adult shrimp culture, keeping the protein content of the feed to be about 25%, wherein the daily feeding amount is 6% of the weight of shrimps;
s6, water quality management: regulating and controlling water quality and water level, ensuring dissolved oxygen of pond water, periodically sterilizing, increasing oxygen increasing force, keeping dissolved oxygen of the pond above 5 mg/L, changing water every 17 days for 1 time, changing water 1/2 every time, sprinkling quicklime water every 20 days for 1 time, and using 10 kg/mu every time to regulate water quality;
s7, fishing and marketing the finished products, wherein the finished product fishing nodes are as follows: the method is characterized in that a two-season mode in one year is adopted, feeding is carried out at the beginning of 9 months in the first year, the seedlings emerge at 2 months in the second year, fishing and marketing are carried out at the beginning of 5 months, after 16 days of sterilization of a pond, the second batch of shrimp seedlings are fed in at the beginning of 6 months, fishing and marketing are carried out at 8 months, a three-season mode in one year is adopted, feeding is carried out at the beginning of 9 months in the first year, the seedlings emerge at 2 months in the second year, the finished shrimps at the bottom of 4 months are fished and marketing are immediately fed in 150 jin/mu, the finished shrimps are cultured for 32 days, the finished shrimps at the beginning of 6 months are fished and marketing are fed in 150 jin/mu in the later 6 months, the finished shrimps are fished and marketing are carried out in the middle.
Embodiment 3, as shown in fig. 1, the invention provides a high-density crayfish breeding method, which comprises the following specific steps:
s1, storing shrimp fries: preparing healthy and strong wild crayfish as shrimp larvae, and disinfecting with iodine solution;
s2, arranging a culture site: the method comprises the following steps of (1) utilizing water bodies of a pond, a rice field, a barren beach and a pond to cultivate, wherein the area is 3000 square meters, arranging escape-proof plates to prevent lobsters from escaping, the height of each escape-proof plate is 0.5m, the inner wall of each escape-proof plate is smooth and flat, the width of a ridge around a cultivation water body is 1.5m, and constructing a water injection and drainage system;
s3, stocking preparation: the method comprises the following steps of (1) arranging the pond, removing sludge, flattening the bottom of the pond, increasing the water retention performance of the bottom of the pond and the wall of the pond, reducing water leakage, and cleaning and disinfecting the pond by using quicklime, wherein the consumption of fresh quicklime is 142 kg/mu, and the whole pond is uniformly splashed for disinfection;
s4, stocking the shrimp fries: selecting shrimp seeds with the size of more than 0.8 cm, the shrimp seed specification of 3 cm, the male-female ratio of 2: 1, breeding 70/mu shrimp fries, and selecting the shrimp fries with strong vitality, strong physique, complete appendages, no diseases or injuries and strong drought resistance when breeding the shrimp fries;
s5, feeding: the method comprises the following steps of (1) directly feeding ground rice bran, bean cakes, bran, trash fish, spiral mussel meat, silkworm chrysalis, earthworms, leftover materials or compound feed under a slaughter house for adult shrimp culture, keeping the protein content of the feed to be about 25%, wherein the daily feeding amount is 8% of the weight of shrimps;
s6, water quality management: regulating and controlling water quality and ensuring water level, ensuring dissolved oxygen of pond water, periodically sterilizing, increasing oxygen increasing force, keeping dissolved oxygen of the pond above 5 mg/L, changing water every 18 days for 1 time, changing water 1/2 every time, sprinkling quicklime water every 20 days for 1 time, and using 10 kg/mu every time for regulating water quality;
s7, fishing and marketing the finished products, wherein the finished product fishing nodes are as follows: the method is characterized in that a two-season mode in one year is adopted, feeding is carried out at the beginning of 9 months in the first year, the seedlings emerge at 2 months in the second year, fishing and marketing are carried out at the beginning of 5 months, after the pond is dried for 18 days for disinfection, a second batch of shrimp seedlings are fed in the beginning of 6 months, fishing and marketing are carried out at 8 months, a three-season mode in one year is adopted, feeding is carried out at the beginning of 9 months in the first year, the seedlings emerge at 2 months in the second year, the finished shrimps at the bottom of 4 months are fished and marketing are immediately fed in 150 jin/mu, the finished shrimps are cultured for 36 days, the finished shrimps at the beginning of 6 months are fished and marketing are fed in 150 jin/mu in the later 6 months, the finished shrimps are fished and marketing are dried and disinfected in.
Embodiment 4, as shown in fig. 1, the invention provides a high-density crayfish breeding method, which comprises the following specific steps:
s1, storing shrimp fries: preparing healthy and strong wild crayfish as shrimp larvae, and disinfecting with iodine solution;
s2, arranging a culture site: the method comprises the following steps of (1) utilizing water bodies of a pond, a rice field, a barren beach and a pool for cultivation, wherein the area is 3335 square meters, arranging escape-proof plates for preventing lobsters from escaping, the height of each escape-proof plate is 0.5m, the inner walls of the escape-proof plates are smooth and flat, the width of peripheral ridges of a cultivation water body is 1.5m, and constructing a grouting and drainage system;
s3, stocking preparation: the method comprises the following steps of (1) arranging the pond, removing sludge, flattening the bottom of the pond, increasing the water retention performance of the bottom of the pond and the wall of the pond, reducing water leakage, and cleaning and disinfecting the pond by using quicklime, wherein the using amount of fresh quicklime is 150 kg/mu, and the whole pond is uniformly splashed for disinfection;
s4, stocking the shrimp fries: selecting shrimp seeds with the size of more than 0.8 cm, the shrimp seed specification of 3 cm, the male-female ratio of 2: 1, breeding 80/mu shrimp fries, and selecting the shrimp fries with strong vitality, strong physique, complete appendages, no diseases or injuries and strong drought resistance when breeding the shrimp fries;
s5, feeding: the method comprises the following steps of (1) directly feeding ground rice bran, bean cakes, bran, trash fish, spiral mussel meat, silkworm chrysalis, earthworms, leftover materials or compound feed under a slaughter house for adult shrimp culture, keeping the protein content of the feed to be about 25%, wherein the daily feeding amount is 10% of the weight of shrimps;
s6, water quality management: regulating and controlling water quality and ensuring water level, ensuring dissolved oxygen of pond water, periodically sterilizing, increasing oxygen increasing force, keeping dissolved oxygen of the pond above 5 mg/L, changing water every 20 days for 1 time, changing water 1/2 every time, sprinkling quicklime water every 20 days for 1 time, and using 10 kg/mu every time for regulating water quality;
s7, fishing and marketing the finished products, wherein the finished product fishing nodes are as follows: the method is characterized in that a two-season mode in one year is adopted, feeding is carried out at the beginning of 9 months in the first year, the seedlings emerge at 2 months in the second year, fishing and marketing are carried out at the beginning of 5 months, after the pond is dried for 20 days for disinfection, a second batch of shrimp seedlings are fed in the beginning of 6 months, fishing and marketing are carried out at 8 months, a three-season mode in one year is adopted, feeding is carried out at the beginning of 9 months in the first year, the seedlings emerge at 2 months in the second year, the finished shrimps at the bottom of 4 months are fished and marketing are immediately fed in 150 jin/mu, the finished shrimps are cultured for 40 days, the finished shrimps at the beginning of 6 months are fished and marketing are fed in 150 jin/mu in the later 6 months, the finished shrimps are fished and marketing are dried and disinfected in.
In the invention, when the crayfish is cultured with high density, a farmer firstly disinfects the water in the culture area by fresh quicklime, so as to ensure the safety of the water, after the crayfish is put in, the farmer needs to ensure that the protein content in the feed is about 25 percent when feeding the feed, the daily feeding amount is 4-10% of the weight of the crayfish, the crayfish feeding device is used for providing enough food sources for the crayfish, the crayfish is prevented from being eaten by food, the oxygen content of the water in the pond is ensured by increasing the oxygen increasing force, and regularly changing water for disinfection, ensuring the health of water quality in the whole culture area, ensuring the smooth growth of the crayfish, by the high-density crayfish breeding method, the phenomena of a large number of diseases and death of crayfish are avoided, and the situation that farmers have huge economic losses due to the death of the crayfish is prevented.
The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes by using the technical contents disclosed in the above description to other fields, but any simple modification, equivalent change and change made to the above embodiments according to the technical essence of the present invention still belong to the protection scope of the technical solution of the present invention.
Claims (6)
1. A high-density crayfish breeding method is characterized by comprising the following steps: the method comprises the following specific steps:
s1, storing shrimp fries: preparing healthy and strong wild crayfish as shrimp larvae, and disinfecting with iodine solution;
s2, arranging a culture site: the method comprises the following steps of (1) culturing by using pond, rice field, barren beach and pond water bodies, wherein the area is 2001-3335 square meters, and arranging escape-proof plates to prevent lobsters from escaping;
s3, stocking preparation: the pond is arranged, sludge is removed, the bottom of the pond is leveled, the water retention performance of the bottom of the pond and the wall of the pond is improved, the leakage of water is reduced, and quicklime is used for cleaning and disinfecting the pond;
s4, stocking the shrimp fries: selecting shrimp seeds with the diameter of more than 0.8 cm, the specification of the shrimp seeds of 2.5-3 cm, the male-female ratio of 2: 1, stocking 60-80/mu, and selecting shrimp seeds with strong vitality, strong physique, complete appendages, no diseases and no injury and strong drought resistance when stocking the shrimp seeds;
s5, feeding: the method comprises the following steps of (1) directly feeding ground rice bran, bean cakes, bran, trash fish, spiral shell mussel meat, silkworm chrysalis, earthworms, slaughterhouse leftover materials or compound feed for adult shrimp culture;
s6, water quality management: regulating and controlling the water quality and ensuring the water level, ensuring the dissolved oxygen of the water in the pond, and periodically sterilizing;
and S7, fishing the finished product for marketing.
2. The high-density crayfish farming method according to claim 1, wherein: in the step S2, the height of the escape-proof plate is 0.5m, the inner wall is smooth and flat, the width of the ridge around the aquaculture water body is 1.5m, and a water injection and drainage system is built.
3. The high-density crayfish farming method according to claim 1, wherein: and in the step S3, when the pond is cleaned and disinfected, the using amount of the fresh quicklime is 125-150 kg/mu, and the fresh quicklime is uniformly splashed in the whole pond for disinfection.
4. The high-density crayfish farming method according to claim 1, wherein: when the feed is fed in the step S5, the protein content of the feed is kept at about 25 percent, and the daily feeding amount is 4-10 percent of the weight of the shrimps.
5. The high-density crayfish farming method according to claim 1, wherein: in the step S6, during water quality management, the oxygenation force is increased, the dissolved oxygen in the pond is kept above 5 mg/L, water is changed for 1 time every 15-20 days, 1/2 water is changed every time, 1 time of quicklime water is splashed for 20 days, and the dosage of each time is 10 kg/mu, so that the water quality is adjusted.
6. The high-density crayfish farming method according to claim 1, wherein: in the step S7, a finished product catching node: the method is characterized in that a one-year two-season mode is adopted, feeding is carried out at the beginning of 9 months in the first year, emergence of seedlings is carried out at 2 months in the second year, catching and selling on the market at the beginning of 5 months, after disinfection of a pond for 15-20 days, feeding of a second batch of shrimp seedlings is carried out at the beginning of 6 months, catching and selling on the market at 8 months, a one-year three-season mode is adopted, feeding is carried out at the beginning of 9 months in the first year, emergence of seedlings is carried out at 2 months in the second year, finished shrimp products are caught and sold on the market at the bottom of 4 months, shrimp seedlings are immediately fed in 150 jin/mu, cultivation is carried out for 30-40 days, finished shrimp products are caught and selling on the market at the beginning of 6 months, feeding of a third batch of shrimp seedlings at 150 jin/.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113575479A (en) * | 2021-08-27 | 2021-11-02 | 通威股份有限公司 | High-income crayfish breeding method |
| CN114946722A (en) * | 2022-04-25 | 2022-08-30 | 淮阴工学院 | Method for breeding crayfishes at constant temperature |
| CN115380855A (en) * | 2022-08-12 | 2022-11-25 | 长春市水产品质量安全检测中心 | Method for breeding northeast crawfish in high density by using flowing water in cement pond |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017107032A1 (en) * | 2015-12-22 | 2017-06-29 | 唐金贵 | Simulated ecological breeding method for odontobutis obscura |
| CN107897078A (en) * | 2017-12-19 | 2018-04-13 | 颍上县腾飞生态农业水产专业合作社联合社 | A kind of aquaculture method of cray |
| CN108812471A (en) * | 2018-06-15 | 2018-11-16 | 无为县吴俊特种水产养殖专业合作社 | A kind of high density cray cultural method |
| CN109463330A (en) * | 2018-12-30 | 2019-03-15 | 盐城工学院 | A kind of cray feeds cultural method |
| CN109548725A (en) * | 2019-01-07 | 2019-04-02 | 刘浩 | A kind of method of pond or rice field ecology high-density breeding cray |
-
2020
- 2020-12-30 CN CN202011626757.3A patent/CN112602639A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017107032A1 (en) * | 2015-12-22 | 2017-06-29 | 唐金贵 | Simulated ecological breeding method for odontobutis obscura |
| CN107897078A (en) * | 2017-12-19 | 2018-04-13 | 颍上县腾飞生态农业水产专业合作社联合社 | A kind of aquaculture method of cray |
| CN108812471A (en) * | 2018-06-15 | 2018-11-16 | 无为县吴俊特种水产养殖专业合作社 | A kind of high density cray cultural method |
| CN109463330A (en) * | 2018-12-30 | 2019-03-15 | 盐城工学院 | A kind of cray feeds cultural method |
| CN109548725A (en) * | 2019-01-07 | 2019-04-02 | 刘浩 | A kind of method of pond or rice field ecology high-density breeding cray |
Non-Patent Citations (1)
| Title |
|---|
| 柳富荣: "小龙虾池塘高效生态养殖", 《农家顾问》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113575479A (en) * | 2021-08-27 | 2021-11-02 | 通威股份有限公司 | High-income crayfish breeding method |
| CN114946722A (en) * | 2022-04-25 | 2022-08-30 | 淮阴工学院 | Method for breeding crayfishes at constant temperature |
| CN115380855A (en) * | 2022-08-12 | 2022-11-25 | 长春市水产品质量安全检测中心 | Method for breeding northeast crawfish in high density by using flowing water in cement pond |
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