CN109906982A - A kind of queuing type Penaeus Vannmei industrial circulating water cultivating system and cultural method - Google Patents
A kind of queuing type Penaeus Vannmei industrial circulating water cultivating system and cultural method Download PDFInfo
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- CN109906982A CN109906982A CN201910276330.6A CN201910276330A CN109906982A CN 109906982 A CN109906982 A CN 109906982A CN 201910276330 A CN201910276330 A CN 201910276330A CN 109906982 A CN109906982 A CN 109906982A
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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
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- 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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Abstract
The present invention proposes a kind of queuing type Penaeus Vannmei industrial circulating water cultivating system, big specification shrimp seedling different high-level culture pools can be respectively put into from small dimension shrimp seedling using the system to cultivate with low-level culture pool, after big specification shrimp seedling grows to commercial sized prawn specification, harvest commercial sized prawn, and the shrimp seedling input high-level culture pool in low-level culture pool is cultivated, then small dimension shrimp seedling is reentered into low-level culture pool to continue to cultivate, repeatedly, queuing type cultivation is realized between low-level culture pool and high-level culture pool, be conducive to make full use of breeding facility, reduce production cost, improving production efficiency.
Description
Technical field
The present invention relates to a kind of queuing type Penaeus Vannmei industrial circulating water cultivating system and cultural methods.
Background technique
Penaeus Vannmei is one of the main species of Chinese Fishery cultivation, but in recent years, Chinese annual output is from peak
About 1,400,000 tons of phase are down to about 800,000 tons.The main reason for a large amount of underproduction has: water environment ecology variation, illness outbreak, germplasm move back
Change etc..In addition, with environmental protection supervise iterative method, the pressure of environmental protection standard force the breeding production of Penaeus Vannmei from
" big row is put greatly " aquaculture model of extensive style upgrades to controllable intensive culture Model Transformation.
Penaeus Vannmei industrial circulating water cultivating is manually build, enclosed, water resource reuse, water temperature
It is controllable, can whole year production a kind of high-density breeding mode.It mainly passes through a series of water treatment technologies such as nitrification, denitrification
The toxicant of prawn, realizes closed control and the weight of breeding water body of breeding environment in means and equipment processing breeding process
It is multiple to use.Because industrial circulating water cultivating height is intensive, the tail water in breeding process and after cultivation is convenient at concentration
Reason reduces the consumption of water resource and the pressure to ecological environmental protection to the maximum extent.
But the facility cost of this industrial circulating water cultivating system and the operating cost of actual production process are high,
Facility utilization rate is not high, limits the practical popularization and the level of profitability of the aquaculture model.
Therefore, it is necessary to structure optimization be carried out to this system, to overcome drawbacks described above.
Summary of the invention
The object of the present invention is to provide a kind of queuing type Penaeus Vannmei industrial circulating water cultivating system and techniques, with reality
Existing queuing type cultivation, improves facility utilization rate, reduces production cost.
The present invention is that technical solution used by solving its technical problem is:
A kind of queuing type Penaeus Vannmei industrial circulating water cultivating system, including low-level culture pool, high-level culture pool, work
Property sludge water treating pond and activated sludge settling tank, pass through shrimp seedling water conservancy diversion between the bottom of pond and high-level culture pool of low-level culture pool
Pipe connection；
Low-level culture pool and high-level culture pool are respectively equipped with water outlet, water outlet through outfall sewer and activated sludge water at
Chi Liantong is managed, the sewage in low-level culture pool and high-level culture pool is discharged into activated sludge water treating pond through outfall sewer and carries out only
Change processing；
Activated sludge water treating pond is connected to activated sludge settling tank, sewage after activated sludge water treating pond is cleaned,
Mud mixture in activated sludge water treating pond is discharged into activated sludge settling tank and carries out precipitation process；
Low-level culture pool and high-level culture pool are respectively equipped with water inlet, and water inlet is precipitated through water inlet manifold and activated sludge
Pond is connected to, and the upper layer clear water in activated sludge settling tank inputs in low-level culture pool and high-level culture pool through water inlet manifold；
Specifically, the ratio of number of low-level culture pool and high-level culture pool is 1:1, low-level culture pool and high-level culture pool
The ratio between total water body is 1:5；
In addition, the bottom of pond of low-level culture pool is higher than the bottom of pond of high-level culture pool, shrimp seedling diversion pipe is connected to low-level culture pool
Bottom of pond and high-level culture pool lower half between, convenient for shrimp seedling in low-level culture pool is imported in high-level culture pool；
Further, shrimp seedling diversion pipe both ends are equipped with plug to be opened/closed, convenient for carrying out on-off line operation to shrimp seedling diversion pipe；
For the ease of managing and operating, low-level culture pool and high-level culture pool be it is semi-buried, Chi Kou is located at same
Horizontal plane.
In one embodiment of the invention, low-level culture pool and high-level culture pool are rounded square.
The method for carrying out culture of Penaeus vannamei using above system, comprising the following steps:
1) the first specification shrimp seedling is put in a suitable place to breed in low-level culture pool, put the second specification shrimp seedling, the first specification in a suitable place to breed in high-level culture pool
The weight of shrimp seedling is greater than the second specification shrimp seedling less than the second specification shrimp seedling, the breeding density of the first specification shrimp seedling, cultivates to predetermined
After time, the commercial sized prawn in high-level culture pool is harvested；
2) water and cleaning and tidying in high-level culture pool are drained, shrimp seedling diversion pipe is opened, is made in low-level culture pool through predetermined
Shrimp seedling after time cultivation flows into high-level culture pool with water, drains water and cleaning and tidying in low-level culture pool；
Close shrimp seedling diversion pipe, the supernatant in activated sludge settling tank through water inlet manifold refill low-level culture pool with
And high-level culture pool, put the first specification shrimp seedling in a suitable place to breed again in low-level culture pool, after cultivation to predetermined time, harvest second level is supported
The commercial sized prawn in pond is grown, and repeats step 2)；
It should be noted that needing to fill low-level culture pool, high-level culture pool, activity with water before step 1) progress
Sludge water treating pond and activated sludge settling tank close shrimp seedling diversion pipe, adjust water salinity, carry out at aeration to water body
Reason has cultivated mature activated sludge in the inoculation of activated sludge water treating pond.
The utilization rate for improving breeding facility is to improve one of the approach of the level of profitability.Its key is Optimal culture work
Skill realizes the long-term heavy-duty service and continuous output of breeding facility, by the annual output of raising breeding facility to share cost equally,
To improve the utilization rate and the level of profitability of breeding facility.
Penaeus Vannmei can carry out high density (in terms of unit of water body shrimp seedling quantity) cultivation 20~40 days in Seedling Stage, so
Commercial sized prawn is formed using relatively low density into next stage afterwards.Therefore, if followed in a set of Penaeus Vannmei batch production
The lesser little Chi of total water body is equipped in the cultivation of ring water simultaneously and is formed for seedling cultivation, the biggish great Chi of total water body for commercial sized prawn, is adopted
With the cultural method of little Chi and great Chi successively queuing type, that one little Chi and great Chi can continue high density in a set of cultivating system
Production, improves the utilization rate of breeding facility.
The present invention has the advantages that
Big specification shrimp seedling different high-level culture pools can be respectively put into from small dimension shrimp seedling using the system to support with level-one
It grows pond to be cultivated, after big specification shrimp seedling grows to commercial sized prawn specification, harvests commercial sized prawn, and by the shrimp seedling in low-level culture pool
Input high-level culture pool is cultivated, and is then reentered into small dimension shrimp seedling in low-level culture pool and is continued to cultivate, repeatedly,
Queuing type cultivation is realized between low-level culture pool and high-level culture pool, is conducive to make full use of breeding facility, is reduced production cost,
Improving production efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of queuing type Penaeus Vannmei industrial circulating water system proposed by the present invention；
Fig. 2 is the sectional view of low-level culture pool and high-level culture pool.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Diagram and specific embodiment are closed, the present invention is further explained.
As shown in Figure 1 and Figure 2, queuing type Penaeus Vannmei industrial circulating water cultivating system proposed by the present invention includes one
Grade aquaculture pond 1, high-level culture pool 2, activated sludge water treating pond 3 and activated sludge settling tank 4, the bottom of pond of low-level culture pool
It is connected between high-level culture pool by shrimp seedling diversion pipe 5；Low-level culture pool and high-level culture pool are respectively equipped with water outlet, out
The mouth of a river is connected to through outfall sewer 6 with activated sludge water treating pond, and the sewage in low-level culture pool and high-level culture pool is through being discharged
General pipeline is discharged into activated sludge water treating pond and carries out purified treatment；Activated sludge water treating pond is connected to activated sludge settling tank, dirty
For water after activated sludge water treating pond is cleaned, the mud mixture in activated sludge water treating pond is discharged into activated sludge settling tank
Carry out precipitation process；Low-level culture pool and high-level culture pool are respectively equipped with water inlet, and water inlet is dirty through water inlet manifold 7 and activity
Mud sedimentation basin is connected to, and the upper layer clear water in activated sludge settling tank inputs low-level culture pool and high-level culture pool through water inlet manifold
It is interior；
In the present embodiment, the quantity of low-level culture pool and high-level culture pool is 6, a pair of by shrimp seedling diversion pipe one
It should be connected to, shape is rounded square, and the breeding water body of each low-level culture pool is 40m3, the cultivation water of each high-level culture pool
Body is 200m3, the work water body of activated sludge water treating pond is 500m3, the work water body of activated sludge settling tank is 250m3；
Low-level culture pool and high-level culture pool be it is semi-buried, Chi Kou is located at same level；Low-level culture pool and second level are supported
Grow water surface distance pond mouthful 0.2m, low-level culture pool depth 1.3m, high-level culture pool depth 1.6m of the work water body in pond, level-one cultivation
The bottom of pond in pond is positioned vertically higher than high-level culture pool 0.3m；The diameter of shrimp seedling diversion pipe is 0.1m.
When cultivation is implemented, fill a whole set of cultivating system with underground water, close the plug of shrimp seedling diversion pipe, by bittern water and
It is 8 ‰ that underground water, which adjusts water salinity, and Air Exposure 7 days, mature work was manually cultivated in the inoculation of activated sludge water treating pond
Property sludge.
First culture-cycle:
(whose body weight is about 0.01g to the Penaeus Vannmei son seedling for buying without specific pathogen, ‰) salinity has been desalinated to 8
5000 tails of shrimp seedling/m is put in a suitable place to breed to low-level culture pool3；Buy without specific pathogen Penaeus Vannmei (whose body weight is about 1g,
‰) salinity, which has been desalinated to 8, puts 800 tails of shrimp seedling/m in a suitable place to breed to high-level culture pool3。
Penaeus Vannmei commodity mixed feed is selected, low-level culture pool is fed 6 times daily, and day, feeding rate was gradually by 15% drop
To 5%；High-level culture pool is fed 5 times daily, and day feeding rate is 5%.During cultivation, cultivating system water quality indicator and disease are monitored
The glucose and sodium bicarbonate of constant weight are periodically added to activated sludge water treating pond for protozoa, regular to mudpan
Sodium bicarbonate, calcium chloride, aquatic products minerals commodity etc. of constant weight are added, regulator control system water body pH is 7.6~8.5, ammonia
Nitrogen≤1mg/L, nitrite nitrogen≤0.5mg/L, DO >=6mg/L, mineral ion >=200mg/L.It is more periodically to remove mudpan
Remaining sludge.Appropriate bittern water and underground water are injected to mudpan, supplements the breeding water of regular job and evaporating loss.
After cultivation about 40 days, first culture-cycle terminates.(specification is about 12g/ to the commercial sized prawn of harvest high-level culture pool
Tail), drain high-level culture pool water, cleaning and tidying.At this point, the shrimp seedling whose body weight of low-level culture pool rises to about 1g.
(2) second culture-cycles:
The plug for opening shrimp seedling diversion pipe, making the shrimp seedling of low-level culture pool in a culture-cycle, (whose body weight is about
High-level culture pool 1g) is flowed into water, drains low-level culture pool water, cleaning and tidying, closes the plug of shrimp seedling diversion pipe.To dirt
Mud sedimentation basin injects appropriate bittern water and underground water, the breeding water being lost during complement operation.With this cultivating system water body
Refill low-level culture pool and high-level culture pool.It purchases and puts the shrimp that weight is about 0.01g in a suitable place to breed again to low-level culture pool
5000 tails of seedling/m3。
Penaeus Vannmei commodity mixed feed is selected, low-level culture pool is fed 6 times daily, and day, feeding rate was gradually by 15% drop
To 5%；High-level culture pool is fed 5 times daily, and day feeding rate is 5%.During cultivation, to activated sludge water treating pond and sludge
The weight and frequency of sedimentation basin addition sodium bicarbonate, calcium chloride, aquatic products minerals commodity etc. suitably increase.Other management measures
It is almost the same with first culture-cycle.
(3) since the third culture-cycle, the breeding technique process and management measure of the second culture-cycle are repeated in.
Such waiting line approach carries out Penaeus Vannmei industrial circulating water cultivating, high-level culture pool 1 year output commercial sized prawn, 8 batches, unit
45~66kg/m of water body annual output3。
Embodiment of above only technical concepts and features to illustrate the invention, its object is to allow those skilled in the art
Member understands the contents of the present invention and is implemented, and it is not intended to limit the scope of the present invention, all spiritual according to the present invention
The equivalent change or modification that essence is done, should be covered by the scope of protection of the present invention.
Claims (5)
1. a kind of queuing type Penaeus Vannmei industrial circulating water cultivating system, it is characterised in that:
Including low-level culture pool, high-level culture pool, activated sludge water treating pond and activated sludge settling tank, low-level culture pool
It is connected between bottom of pond and high-level culture pool by shrimp seedling diversion pipe, low-level culture pool and high-level culture pool are respectively equipped with water outlet
Mouthful, water outlet is connected to through outfall sewer with activated sludge water treating pond, and activated sludge water treating pond and activated sludge settling tank connect
Logical, low-level culture pool and high-level culture pool are respectively equipped with water inlet, and water inlet connects through water inlet manifold and activated sludge settling tank
It is logical.
2. a kind of queuing type Penaeus Vannmei industrial circulating water cultivating system according to claim 1, it is characterised in that:
The ratio of number of low-level culture pool and high-level culture pool is 1:1, the ratio between low-level culture pool and total water body of high-level culture pool
For 1:5.
3. a kind of queuing type Penaeus Vannmei industrial circulating water cultivating system according to claim 1, it is characterised in that:
The bottom of pond of low-level culture pool is higher than the bottom of pond of high-level culture pool, and shrimp seedling diversion pipe is connected to the bottom of pond and two of low-level culture pool
Between the lower half of grade aquaculture pond.
4. a kind of queuing type Penaeus Vannmei industrial circulating water cultivating system according to claim 1 or 3, feature exist
In:
Shrimp seedling diversion pipe both ends are equipped with plug to be opened/closed.
5. the cultural method of system described in Claims 1 to 4 any one, which comprises the following steps:
1) the first specification shrimp seedling is put in a suitable place to breed in low-level culture pool, put the second specification shrimp seedling, the first specification shrimp seedling in a suitable place to breed in high-level culture pool
Weight less than the second specification shrimp seedling, the breeding density of the first specification shrimp seedling is greater than the second specification shrimp seedling, cultivation to predetermined time
Later, the commercial sized prawn in high-level culture pool is harvested；
2) water and cleaning and tidying in high-level culture pool are drained, shrimp seedling diversion pipe is opened, is made in low-level culture pool through the predetermined time
Shrimp seedling after cultivation flows into high-level culture pool with water, drains water and cleaning and tidying in low-level culture pool；
Close shrimp seedling diversion pipe, the upper layer clear water in activated sludge settling tank through water inlet manifold refill low-level culture pool and
High-level culture pool puts the first specification shrimp seedling in a suitable place to breed again in low-level culture pool, after cultivation to predetermined time, harvest second level cultivation
Commercial sized prawn in pond, and repeat step 2).
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Cited By (3)
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|---|---|---|---|---|
| CN111387128A (en) * | 2020-05-12 | 2020-07-10 | 四川绿康大地科技有限公司 | Three-level shrimp culture pond |
| CN111820175A (en) * | 2020-06-18 | 2020-10-27 | 安康壹加壹实业有限公司 | Circulating water aquaculture system for inland freshwater pond of penaeus vannamei boone |
| CN115226666A (en) * | 2022-08-01 | 2022-10-25 | 日照市海洋与渔业研究院(日照市海域使用动态监视监测中心、日照市水生野生动物救护站) | Three-dimensional ecological breeding system and breeding method thereof |
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| CN111387128A (en) * | 2020-05-12 | 2020-07-10 | 四川绿康大地科技有限公司 | Three-level shrimp culture pond |
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