CN112825803A - Crayfish and water spinach symbiotic cultivation method - Google Patents
Crayfish and water spinach symbiotic cultivation method Download PDFInfo
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- CN112825803A CN112825803A CN201911162643.5A CN201911162643A CN112825803A CN 112825803 A CN112825803 A CN 112825803A CN 201911162643 A CN201911162643 A CN 201911162643A CN 112825803 A CN112825803 A CN 112825803A
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- crayfish
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- pond
- water spinach
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; 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
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G31/00—Soilless cultivation, e.g. hydroponics
- A01G31/02—Special apparatus therefor
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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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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
- Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/60—Fishing; Aquaculture; Aquafarming
Abstract
The invention discloses a crayfish and water spinach symbiotic cultivation method, which comprises the following steps: the pond is arranged, the slope of the side wall of the pond is 40-60 degrees, the depth of the pond is 1-1.2 m, and quicklime water is splashed to disinfect after the bottom of the pond is exposed; arranging concrete anti-escape walls on the periphery of the pond, arranging an anti-bird net above the pond, discharging water to control the depth of water in the pond to be 80-90 cm, planting water plants at the edge of the pond for the crayfish to inhabit, putting crayfish seedlings into a water body, and stocking 10-11 thousands of lobsters per mu; feeding crayfish feed into the culture pond, wherein the daily feeding amount of the crayfish feed is 7-10% of the weight of the crayfish; placing a planting bed on the surface of a water body, wherein the planting bed comprises a floating bed, planting holes uniformly distributed on the floating bed, a planting mesh basin arranged in the planting holes and planting sponge arranged in the planting mesh basin, the planting mesh basin extends to 5-10 cm underwater, and the roots of the water spinach seedlings are transplanted and fixed in the planting sponge. The invention solves the problem of water eutrophication.
Description
Technical Field
The invention relates to a breeding technology, in particular to a crayfish and water spinach symbiotic breeding method.
Background
Crayfish is also known as procambarus clarkii, crayfish red and freshwater crayfish. It is shaped like shrimp and hard in shell. The length of the formed body is about 5.6-11.9 cm, the formed body is dark red, the crust part is nearly black, and the back of the abdomen is provided with a wedge-shaped stripe. The young shrimp bodies are uniformly gray and sometimes have black ripples. The carapace is long and narrow, the middle part of the carapace is not separated by a mesh-shaped gap, and the carapace is obviously provided with particles. The frontal sword has lateral spines or the end of the frontal sword has nicks.
The crayfish is a freshwater economic crayfish and is popular with people because of delicious meat taste. Due to the omnivorous property, the fast growth speed and the strong adaptability, the method forms an absolute competitive advantage in the local ecological environment. Crayfish has become an important economic breeding breed in China in recent years.
In the prior art, due to the increase of the breeding density, the water body is easy to have eutrophication, which is not beneficial to the growth of crayfish.
Disclosure of Invention
The invention aims to provide a crayfish and water spinach symbiotic cultivation method to solve the problems that due to the increase of cultivation density, eutrophication easily occurs in a water body, and crayfish growth is not facilitated.
The invention provides a crayfish and water spinach symbiotic cultivation method, which comprises the following steps: the pond is arranged, the slope of the side wall of the pond is 40-60 degrees, the depth of the pond is 1-1.2 m, and quicklime water is splashed to disinfect after the bottom of the pond is exposed; arranging a concrete anti-escape wall body on the periphery of the pond, wherein the height of the wall body is 20-30 cm; an anti-bird net is arranged above the pond, and the height of the anti-bird net is 1.8-2 m;
draining water to control the depth of water in the pond to be 80-90 cm, planting waterweeds at the edge of the pond for the crayfish to inhabit, putting crayfish seedlings into a water body, and stocking 10-11 thousands of crayfish per mu;
feeding crayfish feed into the culture pond, wherein the daily feeding amount of the crayfish feed is 7-10% of the weight of the crayfish;
placing a planting bed on the surface of a water body, wherein the planting bed comprises a floating bed, planting holes uniformly distributed on the floating bed, a planting mesh basin arranged in the planting holes and planting sponge arranged in the planting mesh basin, the planting mesh basin extends to 5-10 cm underwater, and the roots of the water spinach seedlings are transplanted and fixed in the planting sponge.
Preferably, the putting of the crayfish seedlings into the water body further comprises the following steps:
and (3) soaking the shrimp larvae in a 3-4% salt solution for 10 minutes during stocking, disinfecting the shrimp bodies, and shaking the container during soaking.
Preferably, the feeding of the crayfish feed into the culture pond further comprises the following steps:
putting 16-20% of the daily putting amount in the morning; 50-60% of the daily throwing amount in the afternoon; the allowance of the throwing amount on the upper throwing day.
Preferably, the feed is a granular material, and the mixture ratio of the granular material is as follows: 10-30% of wheat bran, 10-30% of rice bran, 10-20% of fish meal, 10-15% of peanut cake and 10-15% of silkworm chrysalis.
Preferably, the step of transplanting and fixing the roots of the water spinach seedling in the planting sponge further comprises the following steps:
and (3) turning on an aerator to aerate the water body every morning to ensure that the oxygen amount of the water body is 3.0-5.0 mg/L.
Preferably, the step of transplanting and fixing the roots of the water spinach seedling in the planting sponge further comprises the following steps:
the photosynthetic bacteria are applied once a month, and the dosage of the photosynthetic bacteria is 5-6 g/cm for the pond water every time3The concentration of (c).
Preferably, the step of transplanting and fixing the roots of the water spinach seedlings in the middle of the planting sponge further comprises the following steps:
controlling the growth height of the water spinach to be below 35cm, and picking the water spinach with the height of above 20cm in turn according to batches.
The cultivation method of the invention enables crayfish and water spinach to have harmonious symbiosis, ensures the cultivation density, and simultaneously, the water body with over-nutrition can be used for planting water spinach, and the water spinach can absorb rich nutrient substances in the water body to promote the growth of the water spinach. In addition, the root system of the water spinach can be prevented from being damaged by arranging the planting bed, so that the adverse conflict between the crayfish and the water spinach is avoided, and the yield of the crayfish and the water spinach is remarkably improved.
Detailed Description
The following is a detailed description of specific embodiments of the invention. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
The invention provides a crayfish and water spinach symbiotic cultivation method, which comprises the following steps: the pond is arranged, the slope of the side wall of the pond is 40-60 degrees, the depth of the pond is 1-1.2 m, and quicklime water is splashed to disinfect after the bottom of the pond is exposed; arranging a concrete anti-escape wall body on the periphery of the pond, wherein the height of the wall body is 20-30 cm; an anti-bird net is arranged above the pond, and the height of the anti-bird net is 1.8-2 m;
draining water to control the depth of water in the pond to be 80-90 cm, planting aquatic weeds at the edge of the pond for the crayfish to inhabit, soaking the crayfish fries in 3-4% of salt solution for 10 minutes during stocking, disinfecting the crayfish bodies, and shaking the container during soaking; putting crayfish seedlings into a water body, and stocking 10-11 thousands of crayfish seedlings per mu;
feeding crayfish feed into the culture pond, wherein the daily feeding amount of the crayfish feed is 7-10% of the weight of the crayfish; putting 16-20% of the daily putting amount in the morning; 50-60% of the daily throwing amount in the afternoon; the feed is a granular material, and the proportion of the feed is as follows: 10-30% of wheat bran, 10-30% of rice bran, 10-20% of fish meal, 10-15% of peanut cake and 10-15% of silkworm chrysalis;
placing a planting bed on the surface of a water body, wherein the planting bed comprises a floating bed, planting holes uniformly distributed on the floating bed, a planting mesh basin arranged in the planting holes and planting sponge arranged in the planting mesh basin, the planting mesh basin extends to 5-10 cm underwater, and the roots of the water spinach seedlings are transplanted and fixed in the planting sponge.
And (3) turning on an aerator to aerate the water body every morning to ensure that the oxygen amount of the water body is 3.0-5.0 mg/L. The photosynthetic bacteria are applied once a month, and the dosage of the photosynthetic bacteria is 5-6 g/cm for the pond water every time3The concentration of (c); controlling the growth height of the water spinach to be below 35cm, and picking the water spinach with the height of above 20cm in turn according to batches.
The cultivation method of the invention enables crayfish and water spinach to have harmonious symbiosis, ensures the cultivation density, and simultaneously, the water body with over-nutrition can be used for planting water spinach, and the water spinach can absorb rich nutrient substances in the water body to promote the growth of the water spinach. In addition, the root system of the water spinach can be prevented from being damaged by arranging the planting bed, so that the adverse conflict between the crayfish and the water spinach is avoided, and the yield of the crayfish and the water spinach is remarkably improved.
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, however, as long as there is no contradiction between the combinations of the technical features, the scope of the present description should be considered as being described in the present specification. The above examples only show some embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (7)
1. The crayfish and water spinach symbiotic cultivation method is characterized by comprising the following steps:
the pond is arranged, the slope of the side wall of the pond is 40-60 degrees, the depth of the pond is 1-1.2 m, and quicklime water is splashed to disinfect after the bottom of the pond is exposed; arranging a concrete anti-escape wall body on the periphery of the pond, wherein the height of the wall body is 20-30 cm; an anti-bird net is arranged above the pond, and the height of the anti-bird net is 1.8-2 m;
draining water to control the depth of water in the pond to be 80-90 cm, planting waterweeds at the edge of the pond for the crayfish to inhabit, putting crayfish seedlings into a water body, and stocking 10-11 thousands of crayfish per mu;
feeding crayfish feed into the culture pond, wherein the daily feeding amount of the crayfish feed is 7-10% of the weight of the crayfish;
placing a planting bed on the surface of a water body, wherein the planting bed comprises a floating bed, planting holes uniformly distributed on the floating bed, a planting mesh basin arranged in the planting holes and planting sponge arranged in the planting mesh basin, the planting mesh basin extends to 5-10 cm underwater, and the roots of the water spinach seedlings are transplanted and fixed in the planting sponge.
2. The crayfish and water spinach symbiotic cultivation method as claimed in claim 1, wherein the putting of the crayfish seedlings into the water body further comprises the following steps:
and (3) soaking the shrimp larvae in a 3-4% salt solution for 10 minutes during stocking, disinfecting the shrimp bodies, and shaking the container during soaking.
3. The crayfish and water spinach symbiotic cultivation method as claimed in claim 1, wherein the step of feeding the crayfish feed into the cultivation pond further comprises the steps of:
putting 16-20% of the daily putting amount in the morning; 50-60% of the daily throwing amount in the afternoon; the allowance of the throwing amount on the upper throwing day.
4. The crayfish and water spinach symbiotic cultivation method as claimed in claim 1, wherein the feed is a granular material, and the mixture ratio of the granular material is as follows: 10-30% of wheat bran, 10-30% of rice bran, 10-20% of fish meal, 10-15% of peanut cake and 10-15% of silkworm chrysalis.
5. The crayfish and water spinach symbiotic cultivation method as claimed in claim 1, wherein the step of transplanting and fixing the roots of the water spinach seedlings in the planting sponge further comprises the following steps:
and (3) turning on an aerator to aerate the water body every morning to ensure that the oxygen amount of the water body is 3.0-5.0 mg/L.
6. The crayfish and water spinach symbiotic cultivation method as claimed in claim 1, wherein the step of transplanting and fixing the roots of the water spinach seedlings in the planting sponge further comprises the following steps:
the photosynthetic bacteria are applied once a month, and the dosage of the photosynthetic bacteria is 5-6 g/cm for the pond water every time3The concentration of (c).
7. The crayfish and water spinach symbiotic cultivation method as claimed in claim 1, wherein the step of transplanting and fixing the roots of the water spinach seedlings in the middle of the planting sponge further comprises the following steps:
controlling the growth height of the water spinach to be below 35cm, and picking the water spinach with the height of above 20cm in turn according to batches.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911162643.5A CN112825803A (en) | 2019-11-25 | 2019-11-25 | Crayfish and water spinach symbiotic cultivation method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911162643.5A CN112825803A (en) | 2019-11-25 | 2019-11-25 | Crayfish and water spinach symbiotic cultivation method |
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| CN112825803A true CN112825803A (en) | 2021-05-25 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101946727A (en) * | 2010-08-13 | 2011-01-19 | 南京市水产科学研究所 | Method for culturing procambarus clarkii and ipomoea aqutica in pond |
| CN202269265U (en) * | 2011-09-27 | 2012-06-13 | 周庆民 | Water drinking device for dairy cows |
| CN105815243A (en) * | 2016-03-22 | 2016-08-03 | 五河县金塘水产养殖有限公司金贸园分公司 | Culture method for crayfish |
| CN107950444A (en) * | 2017-12-31 | 2018-04-24 | 连云港市海洋与渔业发展促进中心 | One seed shrimp dish fish stereo ecological cultural method |
| JP2019092440A (en) * | 2017-11-22 | 2019-06-20 | 富士の海老株式会社 | Providing method of shrimp cuisine, and culture method of shrimp |
-
2019
- 2019-11-25 CN CN201911162643.5A patent/CN112825803A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101946727A (en) * | 2010-08-13 | 2011-01-19 | 南京市水产科学研究所 | Method for culturing procambarus clarkii and ipomoea aqutica in pond |
| CN202269265U (en) * | 2011-09-27 | 2012-06-13 | 周庆民 | Water drinking device for dairy cows |
| CN105815243A (en) * | 2016-03-22 | 2016-08-03 | 五河县金塘水产养殖有限公司金贸园分公司 | Culture method for crayfish |
| JP2019092440A (en) * | 2017-11-22 | 2019-06-20 | 富士の海老株式会社 | Providing method of shrimp cuisine, and culture method of shrimp |
| CN107950444A (en) * | 2017-12-31 | 2018-04-24 | 连云港市海洋与渔业发展促进中心 | One seed shrimp dish fish stereo ecological cultural method |
Non-Patent Citations (1)
| Title |
|---|
| 杨成胜等, 山东科学技术出版社 * |
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