CN114902986A - Industrial circulating water continuous shrimp culture system and culture method thereof - Google Patents
Industrial circulating water continuous shrimp culture system and culture method thereof Download PDFInfo
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- CN114902986A CN114902986A CN202210575027.8A CN202210575027A CN114902986A CN 114902986 A CN114902986 A CN 114902986A CN 202210575027 A CN202210575027 A CN 202210575027A CN 114902986 A CN114902986 A CN 114902986A
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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
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
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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
Abstract
The invention discloses an industrial circulating water continuous shrimp culture system and a culture method thereof, wherein the culture system comprises a first section of coarse-marking system, a second section of culture system and a third section of culture system, a first transfer module is arranged between the first section of coarse-marking system and the second section of culture system, and shrimp seeds can be automatically transferred from the first section of coarse-marking system to the second section of culture system under the action of water level difference through the first transfer module; and a second transfer module is arranged between the second-stage culture system and the third-stage culture system, and the shrimp larvae can be automatically transferred from the second-stage culture system to the third-stage culture system through the second transfer module under the action of water level difference. The culture system can carry out scientific and reasonable three-stage culture production on the young prawns, each stage is a mutually independent high-yield and high-efficiency circulating water culture mode, continuous shrimp production can be realized, and the shrimp fry culture productivity is improved; the load utilization rate and the service efficiency of the circulating water system can be improved, and the running cost of the circulating water system is reduced on the premise of ensuring the culture density.
Description
Technical Field
The invention relates to the technical field of aquaculture, in particular to an industrial circulating water continuous shrimp culturing system and a culturing method thereof.
Background
The circulating water aquaculture system has the advantages of high aquaculture density, no limitation of seasons, water and land conservation, controllable environment and the like as a modern intensive aquaculture mode. And in scientific research institutions, the circulating water culture technology is gradually popularized and adopted. At present, industrial circulating water shrimp culture mode with high quality, high yield, high efficiency and environmental friendliness is more and more emphasized by the industry, namely, a healthy and green culture mode for realizing the cyclic utilization of culture water is realized by returning the culture water to a culture pond after a series of treatments of mechanical filtration, protein separation, biological treatment, ultraviolet sterilization, oxygenation, temperature regulation and the like.
The existing industrial shrimp culture method has the advantages that the prawns are put into the culture system in an industrial mode and then are cultured from the offspring seeds to the product shrimps, four batches of prawns can be cultured under the condition that production is not stopped all the year round, the prawns are concentrated in the later culture period, and the culture risk runs through the whole culture period. The cultivation load of the circulating water shrimp cultivation system is designed according to the maximum biomass in the later cultivation period, and the actual biomass in the cultivation pond is far lower than the bearing capacity of the system in the earlier cultivation period, so that the one-section cultivation mode causes the waste of the productivity of equipment, the cultivation risk period is long, the future industrial requirements of planned production and continuous shrimp production cannot be met, and the utilization rate of the cultivation water body and the water treatment equipment cannot be effectively improved.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the industrial circulating water continuous shrimp culture system and the culture method thereof can improve the load utilization rate and the use efficiency of the circulating water system, can realize continuous shrimp production, and improve the shrimp fry culture productivity.
Therefore, the invention provides an industrial circulating water continuous shrimp culture system which comprises a first section of coarse marking system, a second section of culture system and a third section of culture system, wherein a first transfer module is arranged between the first section of coarse marking system and the second section of culture system, and shrimp seeds can be automatically transferred from the first section of coarse marking system to the second section of culture system under the action of water level difference through the first transfer module; a second transfer module is arranged between the second-stage culture system and the third-stage culture system, and shrimp larvae can be automatically transferred from the second-stage culture system to the third-stage culture system through the second transfer module under the action of water level difference; the first-section thickening system comprises a first driving module, and the first driving module is used for driving the shrimp larvae to automatically transfer from the first-section thickening system to the second-section culture system; the second-stage culture system comprises a second driving module, and the second driving module is used for driving the shrimp seeds to automatically transfer from the second-stage culture system to the third-stage culture system; the first section of thick marking system is provided with an independent drainage pipeline, and the second section of culture system and the third section of culture system share one set of drainage pipeline.
Preferably, the first transfer module comprises a first shrimp splitting pipe arranged in the culture pond of the first section of rough marking system and a first transfer pipe arranged in the culture pond of the second section of culture system, and a first communication pipe is communicated between the first shrimp splitting pipe and the second transfer pipe; the inlet height of the first shrimp dividing pipe is higher than the outlet height of the first transfer pipe.
Preferably, the first driving module comprises a fixed interception net and a rotatable rotary interception net which are arranged in the culture pond of the section of thickening system, and the fixed interception net and the rotatable interception net can form a driving interval with an included angle of 10-20 degrees by rotating the rotary interception net; the first shrimp dividing pipe is arranged in the driving interval.
Preferably, the second transfer module comprises a second shrimp splitting pipe arranged in the culture pond of the second-section thickening system and a second transfer pipe arranged in the culture pond of the third-section culture system, and a second communicating pipe is communicated between the second shrimp splitting pipe and the second transfer pipe; the inlet height of the second shrimp dividing pipe is higher than the outlet height of the second transfer pipe.
Preferably, the second driving module comprises a fixed interception net and a rotatable rotary interception net which are arranged in the culture pond of the two-section thickening system, and the fixed interception net and the rotatable interception net can form a driving interval with an included angle of 10-20 degrees by rotating the rotary interception net; the second shrimp splitting pipe is arranged in the driving interval.
Preferably, the first-section thickening system, the second-section culture system and the third-section culture system respectively comprise a plurality of culture ponds, a filtering module, a sterilizing module and a feeding module.
Preferably, the first-stage thickening system, the second-stage culture system and the third-stage culture system respectively comprise a pathogen detection module, the pathogen detection module is used for detecting the pathogen of the shrimp larvae, and the shrimp larvae without the pathogen can enter the culture systems.
The invention also provides a using method of the industrial circulating water continuous shrimp culturing system, and the first-section coarse marking system, the second-section culturing system and the third-section culturing system have equal culturing time and are cultured independently.
Preferably, the culture method of the industrial circulating water continuous shrimp culture system comprises the following steps of: introducing a first batch of shrimp larvae into the first rough marking system for cultivation; and (3) in the second culture month: transferring the first batch of shrimp seeds from the first-section thickening system to the second-section culture system for culture, and continuously introducing the vacated first-section thickening system into the second batch of shrimp seeds for culture; and the third culture month: transferring a first batch of shrimp seeds from the second-section culture system to the third-section culture system for culture, simultaneously transferring a second batch of shrimp seeds from the first-section rough marking system to the second-section culture system for culture, and continuously introducing the vacated first-section rough marking system into a third batch of shrimp seeds for culture; and in the fourth culture month: moving a first batch of shrimp seeds out of the three-section breeding system, transferring a second batch of shrimp seeds from the two-section breeding system to the three-section breeding system for breeding, transferring a third batch of shrimp seeds from the first-section marking system to the second-section breeding system for breeding, and continuously introducing the vacated first-section marking system into a fourth batch of shrimp seeds for breeding; fourth + n breeding months: and moving the (n + 1) th shrimp larvae out of the three-section breeding system, transferring the (n + 2) th shrimp larvae from the two-section breeding system to the three-section breeding system for breeding, transferring the (n + 3) th shrimp larvae from the first-section rough marking system to the second-section breeding system for breeding, and continuously introducing the (n + 4) th shrimp larvae into the vacated first-section rough marking system for breeding.
Preferably, the shrimp seedling cultivation density of the first section of marking rough system is 3-4Kg/m flowering, and the shrimp seedlings are cultivated until the body length is 2-4cm and transferred; carrying out cultivation density of the shrimp seedlings in the two-section cultivation system to be 9-11Kg/m, and cultivating the shrimp seedlings until the body length is 7-9cm for transferring; and carrying out shrimp seedling cultivation density of the three-section cultivation system at 14-16Kg/m, and carrying out shrimp seedling cultivation until the body length is 11-13cm for transferring.
Compared with the prior art, the invention has the advantages and positive effects that: the invention provides an industrial circulating water
The continuous shrimp culturing system and the culturing method thereof have the advantages that the shrimp fries are scientifically and reasonably cultured and produced in three stages, each stage is a mutually independent high-yield and high-efficiency circulating water culturing mode, continuous shrimp production can be realized, and the shrimp fry culturing productivity is improved. The industrial circulating water continuous shrimp farming system can improve the load utilization rate and the use efficiency of the circulating water system, and can reduce the operation cost of the circulating water system on the premise of ensuring the farming density. The automatic transfer of shrimp larvae can be quickly realized through the transferring module and the driving module, the energy is saved, the efficiency is high, the time and the labor are saved, and the labor cost and the shrimp larvae damage death rate are reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a recirculating aquaculture system of the present invention;
FIG. 2 is a top view of a section of a culture pond of the recirculating aquaculture system of the present invention;
FIG. 3 is a schematic structural diagram of the industrial circulating water continuous shrimp farming system of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-3, the industrial circulating water continuous shrimp farming system of this embodiment includes a first-stage thickening system, a second-stage farming system, and a third-stage farming system, wherein a first transfer module is disposed between the first-stage thickening system and the second-stage farming system, and shrimp seeds can be automatically transferred from the first-stage thickening system to the second-stage farming system by the first transfer module under the action of a water head difference; a second transfer module is arranged between the second-stage culture system and the third-stage culture system, and the shrimp larvae can be automatically transferred from the second-stage culture system to the third-stage culture system through the second transfer module under the action of water level difference; the first-section thickening system comprises a first driving module, and the first driving module is used for driving the shrimp seeds to automatically transfer from the first-section thickening system to the second-section culture system; the second-stage culture system comprises a second driving module, and the second driving module is used for driving the shrimp seeds to automatically transfer from the second-stage culture system to the third-stage culture system; the first section of thick marking system is provided with a single drainage pipeline, and the second section of culture system and the third section of culture system share one set of drainage pipeline.
The industrial circulating water continuous shrimp culturing system can be used for carrying out scientific, reasonable, safe and efficient three-section continuous culture production on shrimp seeds, each stage is a mutually independent high-yield and efficient circulating water culture mode, continuous shrimp production can be realized, and the shrimp seed culture production rate and the culture productivity are improved. The continuous shrimp culture system with the industrial circulating water can improve the load utilization rate and the service efficiency of the circulating water system, and can reduce the running cost of the circulating water system on the premise of ensuring the culture density. The automatic transfer of shrimp larvae can be quickly realized through the transferring module and the driving module, the energy is saved, the efficiency is high, the time and the labor are saved, and the labor cost and the shrimp larvae damage death rate are reduced.
The first transfer module comprises a first shrimp dividing pipe 41 arranged in a first section of culture pond 10 of a standard thick system and a first transfer pipe 42 arranged in a second section of culture pond 20 of a second section of culture system, and a first communication pipe 43 is communicated between the first shrimp dividing pipe 41 and the second transfer pipe 42; the height of the first section of culture pond 10 is higher than that of the second section of culture pond 20, the inlet height of the first shrimp dividing pipe 41 is higher than that of the outlet height of the first transfer pipe 42, and under the action of water pressure difference, shrimp seeds in the first section of culture pond 10 can be driven to automatically enter the second section of culture pond 20 through the first shrimp dividing pipe 41, the first connecting pipe 43 and the first transfer pipe 42.
The first driving module comprises a fixed interception net 51 and a rotatable rotary interception net 52 which are arranged in a section of the culture pond 10 with a thick system, and the fixed interception net 51 and the rotary interception net 52 can form a driving interval 11 with an included angle alpha of 10-20 degrees by rotating the rotary interception net 52; the first shrimp splitting duct 41 is arranged in the driving zone 11.
As shown in fig. 2, a rotating shaft 12 is vertically fixed at the center of the first section of the culture pond 10, one side of the fixed interception net 51 is fixed on the rotating shaft 12, and the other side is fixed on the inner wall of the first section of the culture pond 10, and the fixing mode is a general mode in the technical field and is not limited herein. One side of the rotary intercepting net 52 is rotatably connected to the rotating shaft 12 in a manner common in the art, and is not particularly limited herein. The other side of the rotary interception net 52 is detachably connected with the inner wall of the first section of the culture pond 10, and the detachable connection mode is a connection mode commonly used in the technical field and is not limited in particular. In the shrimp larvae breeding state, the initial position of the rotary intercepting net 52 is shown by the dotted line 52 in fig. 2, and the other side of the rotary intercepting net 52 is connected to the inner wall of a section of the breeding pond 10. When the shrimp seedlings are required to be transferred after the completion of the cultivation, the other side of the rotary interception net 52 can be detached from the inner wall of the first section cultivation pond 10, then the rotary interception net 52 is rotated clockwise, so that the rotary interception net 52 rotates to the driving section 11 with the fixed interception net 51 forming an included angle of alpha, the shrimp seedlings are driven to the driving section 11, the shrimp seedlings can automatically swim to the first shrimp pipe 41, and the shrimp seedlings can be further transferred to the second section cultivation pond 20.
The first driving module can drive about 95% of the shrimp seeds in the first-section culture pond 10 to be transferred into the second-section culture pond 20, and the residual about 5% of the shrimp seeds in the first-section culture pond 10 can be transferred into the second-section culture pond 20 by adopting a siphon technology. About 10% of aquaculture water needs to be reserved in the first-stage aquaculture pond 10, and the pond is brushed, cleaned and disinfected to prepare for the aquaculture of shrimp fries of the next batch.
The second transfer module comprises a second shrimp splitting pipe 61 arranged in the second section culture pond 20 of the second section marking thick system and a second transfer pipe 62 arranged in the third section culture pond 30 of the third section culture system, and a second communicating pipe 63 is communicated between the second shrimp splitting pipe 61 and the second transfer pipe 62; the height of the second section culture pond 20 is higher than that of the third section culture pond 30, the height of the inlet of the second shrimp splitting pipe 61 is higher than that of the outlet of the second transfer pipe 62, and under the action of water pressure difference, shrimp seeds in the second section culture pond 20 can be driven to automatically enter the third section culture pond 30 through the second shrimp splitting pipe 61, the second communicating pipe 63 and the second transfer pipe 62.
The second driving module comprises a fixed interception net 51 and a rotatable rotary interception net 52 which are arranged in the two-section culture pond 20 of the two-section coarse-scale system, the fixed interception net 51 and the rotary interception net 52 can form a driving interval with an included angle of 10-20 degrees by rotating the rotary interception net 52, and the second shrimp splitting pipe 61 is arranged in the driving interval.
The first-section coarse marking system, the second-section culture system and the third-section culture system respectively comprise a plurality of culture ponds, a circulating water treatment module, a filtering module, a disinfection and sterilization module and a feeding module. The shrimp fries are cultured in the multiple culture ponds simultaneously, so that the culture efficiency can be improved; the water quality can be improved through the circulating water treatment module, the filtering module and the disinfection and sterilization module, a high-quality culture environment is provided for the shrimp larvae, and the shrimp larvae culture quality is improved; the reasonable and scientific culture of the shrimp larvae can be realized through the feeding module, and the culture quality of the shrimp larvae is improved.
The first-stage marking system, the second-stage breeding system and the third-stage breeding system comprise pathogen detection modules, and the pathogen detection modules are used for detecting the pathogens of the shrimp fries. The shrimp larvae enter and leave the culture system and are subjected to pathogen detection through the pathogen detection module, and the shrimp larvae without pathogen can enter or leave the culture system; can organize the spread of pathogen among each system, reduce the pathogen spread risk and water quality abnormal risk in the culture process, etc., break up the whole risk of culture into parts, thus can improve the production efficiency and realize a series of aims of continuously producing shrimps, etc.
The industrial circulating water continuous shrimp farming system can improve the load utilization rate and the use efficiency of the circulating water system through a stepping three-section farming process, can realize continuous shrimp production, improves shrimp fry farming productivity, is efficient and energy-saving, and reduces the cost.
The first-section thickening system, the second-section culture system and the third-section culture system are mutually independent for culture, culture water bodies are mutually independent, longitudinal spread of pathogens can be cut off, and culture risks can be reduced.
In this embodiment, the cultivation period of the same shrimp larvae is 3 months, and the cultivation period is divided into one month of one-stage rough cultivation system, one month of two-stage cultivation system and one month of three-stage cultivation system. The industrial circulating water continuous shrimp culture system of this embodiment can breed many batches of shrimp seedlings simultaneously, realizes producing the shrimp in succession, and specific farming method includes:
the first culture month: introducing a first batch of shrimp larvae into a rough marking system for cultivation;
and (3) in the second culture month: transferring the first batch of shrimp seeds from the first-section rough marking system to the second-section culture system for culture, and continuously introducing the vacated first-section rough marking system into the second batch of shrimp seeds for culture;
and the third culture month: transferring the first batch of shrimp larvae from the second-stage culture system to a third-stage culture system for culture, simultaneously transferring the second batch of shrimp larvae from the first-stage rough marking system to the second-stage culture system for culture, and continuously introducing the vacant first-stage rough marking system into the third batch of shrimp larvae for culture;
and (4) in the fourth culture month: moving the first shrimp larvae out of the three-section breeding system, transferring the second shrimp larvae from the two-section breeding system to the three-section breeding system for breeding, transferring the third shrimp larvae from the first-section rough marking system to the second-section breeding system for breeding, and continuously introducing the vacant first-section rough marking system into the fourth shrimp larvae for breeding;
fourth + n (n is a natural number other than 0) culture months: and (3) moving the (n + 1) th shrimp larvae out of the three-section breeding system, transferring the (n + 2) th shrimp larvae from the two-section breeding system to the three-section breeding system for breeding, transferring the (n + 3) th shrimp larvae from the first-section thickening system to the second-section breeding system for breeding, and continuously introducing the (n + 4) th shrimp larvae into the vacated first-section thickening system for breeding.
Carrying out cultivation density of the shrimp seedlings in a section of rough marking system to be 3-4Kg/m cultivation, and cultivating the shrimp seedlings until the body length is 2-4cm for transferring; the scientific and reasonable culture of the shrimp larvae can be realized, and the culture productivity of the shrimp larvae is improved to the maximum extent.
Carrying out cultivation density of the shrimp seedlings in the two-stage cultivation system to be 9-11Kg/m, and carrying out cultivation of the shrimp seedlings until the length of the shrimp seedlings is 7-9cm for transferring; the scientific and reasonable culture of the shrimp larvae can be realized, and the culture productivity of the shrimp larvae is improved to the maximum extent.
Carrying out cultivation density of the shrimp seedlings in the three-section cultivation system to 14-16Kg/m and transferring the shrimp seedlings until the body length is 11-13 cm; the method can realize scientific and reasonable culture of the shrimp larvae and improve the culture productivity of the shrimp larvae to the maximum extent.
The ratio of the aquaculture water bodies of the first-section coarse marking system, the second-section aquaculture system and the third-section culture system is about 1:3:7, and the water change amount of the first-section coarse marking system is far less than that of the second-section aquaculture system and the third-section culture system, so that the single drainage pipeline is very necessary to be arranged in the first-section coarse marking system. And in the shrimp fry culturing and observing period, the sick shrimp fries can be directly discharged outdoors through the independent drainage pipeline and led to a tail water treatment area of a factory area for treatment. After discharging, cleaning the culture pond, then adding new water and a disinfectant, thoroughly disinfecting the culture pond and a drainage pipeline, and then feeding new seedlings; and the whole work process avoids cross infection with other shrimp ponds in the workshop.
The aquaculture water bodies of the two-stage aquaculture system and the three-stage aquaculture system are large in size, the corresponding water exchange amount in the aquaculture process is also large, the shrimp culture water temperature is 28-30 ℃, and heat recovery of the tail water is extracted properly, so that the system is necessary. Therefore, the two-section culture system and the three-section culture system share one set of drainage pipeline and are intensively drained to a water collecting tank at the tail part of a workshop, and a tail water heat recovery system is arranged in the water collecting tank, so that the tail water heat is effectively extracted, the heat exchange requirement of source water supply is greatly reduced, and the energy consumption of water temperature regulation and control is reduced.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. An industrial circulating water continuous shrimp culture system is characterized in that,
comprises a first-stage thickening system, a second-stage culture system and a third-stage culture system,
a first transfer module is arranged between the first-section thickening system and the second-section culture system, and shrimp larvae can be automatically transferred from the first-section thickening system to the second-section culture system through the first transfer module under the action of water level difference;
a second transfer module is arranged between the second-stage culture system and the third-stage culture system, and shrimp fries can be automatically transferred from the second-stage culture system to the third-stage culture system through the second transfer module under the action of water level difference;
the first-section thickening system and the second-section culture system are respectively provided with a first driving module and a second driving module, and the first driving module and the second driving module are used for driving the transfer of the shrimp larvae;
the first section of thick marking system is provided with an independent drainage pipeline, and the second section of culture system and the third section of culture system share one set of drainage pipeline.
2. The industrial circulating water continuous shrimp farming system of claim 1,
the first transfer module comprises a first shrimp splitting pipe arranged in the culture pond of the first section of rough marking system and a first transfer pipe arranged in the culture pond of the second section of culture system, and a first communication pipe is communicated between the first shrimp splitting pipe and the second transfer pipe;
the inlet height of the first shrimp dividing pipe is higher than the outlet height of the first transfer pipe.
3. The industrial circulating water continuous shrimp farming system of claim 2,
the first driving module comprises a fixed interception net and a rotatable rotary interception net which are arranged in the culture pond of the section of coarse marking system, and the fixed interception net and the rotatable interception net can form a driving interval with an included angle of 10-20 degrees by rotating the rotary interception net;
the first shrimp separating pipe is arranged in the driving interval.
4. The industrial circulating water continuous shrimp farming system of claim 1,
the second transfer module comprises a second shrimp splitting pipe arranged in the culture pond of the second-section thickening system and a second transfer pipe arranged in the culture pond of the third-section culture system, and a second communicating pipe is communicated between the second shrimp splitting pipe and the second transfer pipe;
the inlet height of the second shrimp dividing pipe is higher than the outlet height of the second transfer pipe.
5. The industrial circulating water continuous shrimp farming system of claim 4,
the second driving module comprises a fixed interception net and a rotatable rotary interception net which are arranged in the culture pond of the two-section coarse marking system, and the fixed interception net and the rotatable interception net can form a driving interval with an included angle of 10-20 degrees by rotating the rotary interception net;
the second shrimp dividing pipe is arranged in the driving interval.
6. The industrial circulating water continuous shrimp farming system of claim 1,
the first-section thickening system, the second-section culture system and the third-section culture system respectively comprise a plurality of culture ponds, a filtering module, a disinfecting and sterilizing module and a feeding module.
7. The industrial circulating water continuous shrimp farming system of claim 1,
the first section of rough marking system, the second section of culture system and the third section of culture system respectively comprise a pathogen detection module, the pathogen detection module is used for detecting the pathogen of the shrimp seeds, and the shrimp seeds without the pathogen can enter the culture system.
8. A method for cultivating industrial circulating water continuous shrimp-farming system according to any one of claims 1-7,
the first-section thickening system, the second-section culture system and the third-section culture system are equal in culture time and independent in culture.
9. The method as claimed in claim 8, comprising the step of continuously feeding shrimp with circulating water
The first culture month: introducing a first batch of shrimp larvae into the rough marking system for cultivation;
and (3) in the second culture month: transferring the first batch of shrimp seeds from the first-section thickening system to the second-section culture system for culture, and continuously introducing the vacated first-section thickening system into the second batch of shrimp seeds for culture;
and the third culture month: transferring a first batch of shrimp seeds from the second-section culture system to the third-section culture system for culture, simultaneously transferring a second batch of shrimp seeds from the first-section thickening system to the second-section culture system for culture, and continuously introducing the vacated first-section thickening system into a third batch of shrimp seeds for culture;
and in the fourth culture month: moving a first batch of shrimp seeds out of the three-section breeding system, transferring a second batch of shrimp seeds from the two-section breeding system to the three-section breeding system for breeding, transferring a third batch of shrimp seeds from the one-section rough marking system to the two-section breeding system for breeding, and continuously introducing a fourth batch of shrimp seeds into the vacated one-section rough marking system for breeding;
fourth + n breeding months: and moving the (n + 1) th shrimp larvae out of the three-section breeding system, transferring the (n + 2) th shrimp larvae from the two-section breeding system to the three-section breeding system for breeding, transferring the (n + 3) th shrimp larvae from the first-section rough marking system to the second-section breeding system for breeding, and continuously introducing the (n + 4) th shrimp larvae into the vacated first-section rough marking system for breeding.
10. The method of claim 8, wherein the shrimp culture system is a circulating water continuous system,
the shrimp seedling cultivation density of the first section of rough marking system is 3-4Kg/m cultivation, and the shrimp seedlings are cultivated until the body length is 2-4cm and transferred;
carrying out cultivation density of the shrimp seedlings in the two-section cultivation system to be 9-11Kg/m, and cultivating the shrimp seedlings until the body length is 7-9cm for transferring;
and carrying out shrimp seedling cultivation density of the three-section cultivation system at 14-16Kg/m, and carrying out shrimp seedling cultivation until the body length is 11-13cm for transferring.
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| CN110140673A (en) * | 2019-07-02 | 2019-08-20 | 龙岩学院 | A kind of environment-friendly type duck cultivating system |
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