CN105557600B - A kind of smooth lip fish spawning pond - Google Patents
A kind of smooth lip fish spawning pond Download PDFInfo
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- CN105557600B CN105557600B CN201610109548.9A CN201610109548A CN105557600B CN 105557600 B CN105557600 B CN 105557600B CN 201610109548 A CN201610109548 A CN 201610109548A CN 105557600 B CN105557600 B CN 105557600B
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- ovum
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- parent
- collecting tank
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- 241000251468 Actinopterygii Species 0.000 title claims abstract description 80
- 102000002322 Egg Proteins Human genes 0.000 claims abstract description 77
- 108010000912 Egg Proteins Proteins 0.000 claims abstract description 77
- 210000004681 ovum Anatomy 0.000 claims abstract description 77
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 69
- 230000017448 oviposition Effects 0.000 claims abstract description 32
- 235000013601 eggs Nutrition 0.000 claims abstract description 21
- 241000216843 Ursus arctos horribilis Species 0.000 claims description 4
- 235000003140 Panax quinquefolius Nutrition 0.000 claims description 2
- 240000005373 Panax quinquefolius Species 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 210000003101 oviduct Anatomy 0.000 claims 1
- 239000011148 porous material Substances 0.000 claims 1
- 230000004720 fertilization Effects 0.000 abstract description 4
- 230000006399 behavior Effects 0.000 abstract description 2
- 230000008021 deposition Effects 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 241000220317 Rosa Species 0.000 description 2
- 210000001015 abdomen Anatomy 0.000 description 2
- 238000009360 aquaculture Methods 0.000 description 2
- 244000144974 aquaculture Species 0.000 description 2
- 238000009395 breeding Methods 0.000 description 2
- 230000001488 breeding effect Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 210000004907 gland Anatomy 0.000 description 2
- 230000002710 gonadal effect Effects 0.000 description 2
- 230000035800 maturation Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 230000000638 stimulation Effects 0.000 description 2
- 241001101885 Acrossocheilus fasciatus Species 0.000 description 1
- 241001417495 Serranidae Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000009027 insemination Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000006213 oxygenation reaction Methods 0.000 description 1
- 230000010539 reproductive behavior Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 235000020681 well water Nutrition 0.000 description 1
- 239000002349 well water Substances 0.000 description 1
Classifications
-
- 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
Landscapes
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention discloses a kind of smooth lip fish spawning ponds, including parent fish pond and separate tank, parent population bottom of pond portion is provided with egg-collecting tank, oviposition bed is provided between parent fish pond and egg-collecting tank, so that ovum grain is entered egg-collecting tank with water flow between oviposition bed upper berth grittiness, gravel there are gap and parent population is blocked in above oviposition bed；Parent fish pond top is equipped with water inlet, and the bottom of egg-collecting tank is provided with draining ovum collector, is provided with vertical tube and inverted U pipe on the draining ovum collector；The separate tank is equipped with overflow port, is additionally provided in the bottom end of separate tank and adopts ovum valve.Oviposition bed quickly is passed through with water flow after ovum grain output in the present invention in parent fish pond and enters egg-collecting tank, is avoided and is eaten by parent population；Fertilized eggs are collected to the design energy simple and effective of separate tank, the high-intensity operation of artificial fishing ovum is alleviated, avoids the interference to parent population oviposition behavior.The configuration of the present invention is simple, low in cost, time saving and energy saving, parent population spawning rate, rate of fertilization are more than 90%, and fertilized eggs collection rate reaches 98% or more.
Description
Technical field
The present invention relates to the nursery field of freshwater fish more particularly to a kind of smooth lip fish spawning ponds.
Background technique
Light lip fish (Acrossocheilus fasciatus) is commonly called as grouper, is distributed in south China mountain area, moves in
In the torrent environment such as water quality is limpid, gravel substrate mountain stream streams and rivers middle and upper reaches, lays eggs, lay eggs at 18~27 DEG C of water temperature
Season is generally 5~August, and it is the rare economic fish of streams property, great value of exploiting and utilizing that breeding period, which is 6~July,.
In light lip fish artificial propagation, the open-top receptacle for containing gravel is placed in oviposition bottom of pond portion mostly, parent population is in gravel
Upper oviposition insemination, fertilized eggs manually separate to pull out be transferred to hatchery with gravel, and parent population can largely eat during oviposition
Fertilized eggs finally can only obtain 50%~60% fertilized eggs.Further, since light lip fish individual is small, constitution is delicate, in existing people
It is difficult to natural propagation under work cultivating condition, therefore strongly limits large-scale cultivation development.
Summary of the invention
In consideration of it, the present invention provides a kind of smooth lip fish spawning pond, damaged with solving fertilized eggs in existing smooth lip fish artificial propagation
The problem of vector is big, and it is time-consuming and laborious manually to fish for fertilized eggs, and interference parent population declines egg laying amount.
In order to solve the above technical problems, the technical solution adopted by the present invention is that：A kind of smooth lip fish spawning pond, including parent fish pond
And separate tank.Wherein, parent population bottom of pond portion is provided with egg-collecting tank, is disposed with production from top to bottom between parent fish pond and egg-collecting tank
Ovum bed and fish screen.The bottom of the egg-collecting tank is additionally provided with draining ovum collector.
Above-mentioned parent population bottom of pond portion is tilted to egg-collecting tank, and parent population bottom of pond portion, which is arranged to inclined-plane, can make the ovum grain spread be easy to collect
In to oviposition bed region, avoid being deposited on bottom of pond and being eaten by parent population.
Preferably, above-mentioned egg-collecting tank is funnel-shaped structure, which can make the ovum grain in egg-collecting tank all rapid
Timely enter draining ovum collector.
Bed bottom lay eggs for grizzly bar or mesh-like structure, grizzly bar spacing or mesh size are less than fish screen spacing and are greater than ovum
Grain diameter；It is covered with one layer of gravel on the oviposition bed, there are gaps, and ovum grain to be enable to enter egg-collecting tank with water flow between gravel.
Above-mentioned fish screen can obstruct parent population and enter egg-collecting tank, and ovum grain and water flow then can flow into egg-collecting tank by fish screen.
Above-mentioned parent fish pond is equipped with water inlet and discharge outlet, wherein water inlet is located at fishpond top, counterclockwise along pool wall tangent line
Direction water inlet makes to form vortex water flow counterclockwise in parent fish pond, and discharge outlet is located at pool aottom center position, and water flow is from fishpond surface edge
Pond week is flowed downwards, to fishpond center, through oviposition bed, fish screen, egg-collecting tank, draining ovum collector outflow.Swirl shape water flow makes parent
Ovum grain and sperm of the steck on oviposition bed surface can flow rapidly into egg-collecting tank and draining ovum collector, avoid and eaten by parent population, flow
Flow velocity is accelerated during dynamic, and ovum grain and the continuous roll-over crash of sperm improve rate of fertilization.The coriolis force caused by earth rotation
Under effect, the natural flows vortex in Northern Hemisphere area is counterclockwise, counterclockwise to intake along pool wall tangent line, can be with smaller
Water and water flow impact pressure form stable counter clockwise direction swirl shape water flow, should then set in the direction of the clock in southern-hemisphere regions
It sets.
Further, inlet valve is provided on water inlet, regulating water inlet valve can control flow of inlet water and flow velocity.
Vertical tube and bottom valve are provided on aforementioned draining ovum collector, inverted U pipe, the discharge outlet of inverted U pipe is arranged in riser upper portions
It is submerged under the separate tank water surface, water flow and ovum grain pass through draining ovum collector, vertical tube and inverted U pipe inflow separate tank.It sets in this way
The water surface elevation for setting certifiable parent fish pond and separate tank is consistent, and ovum grain enters separate tank with water flow stationary, avoids falling
Impact damages fertilized eggs.Be conducive to the pollution cleared up in parent fish pond and pipeline in one end setting bottom valve of draining ovum collector
Object.
It is equipped with overflow port in the upper wall of separate tank, inside is installed with sieve, and the height of the sieve is higher than separate tank liquid
At the top of face, mesh is less than ovum grain diameter, water flow can be allowed to overflow separate tank by sieve by ovum grain detention inside separate tank.On
Stating separation bottom of pond portion is funnel-shaped structure, and ovum valve is adopted in bottom end setting, and when ovum grain reaches certain amount in separate tank, ovum is adopted in unlatching
Valve releases ovum grain.
Preferably, separate tank bottom position is above the ground level, and container can be placed in the case where adopting ovum valve and connects Sheng ovum grain or connecting tube
Ovum grain is directly transported to hatchery by road.
Further, bracket is additionally provided on separate tank, by adjusting bracket Level Change separate tank overflow open height,
The water surface elevation of parent fish pond and separate tank can be changed, and then achieve the purpose that facilitate and adjust the spawning pond depth of water.
High-efficiency artificial breeding is being carried out using aforementioned smooth lip fish spawning pond, it may include spawning pond prepares, parent population matches, flow
Adjusting, induced spawning, automatic receipts ovum and postpartum manage six big steps.It is specific as follows：
1) spawning pond prepares：Fish screen is placed on egg-collecting tank, bottom valve is closed and adopts ovum valve, opens inlet valve to parent population
Water filling in pond is until water flow is flowed out from the overflow port of separate tank.
2) parent population matches：The light lip fish for launching gonadal maturation into parent fish pond is female, male 10~15kg/m of parent population3, female
Male ratio 1:0.8~1.
The mark of light lip piscinity gland maturity is that milter side black longitudinal grin upper and lower and chest have bright-coloured rose,
Rhynchodaenm is covered with pearl protrusion；Raun abdomen expands softness.
3) flow is adjusted：Inflow is controlled according to parent population total weight regulating water inlet valve, every 100kg parent population needs 1.5~
The constant stream amount of 2.5L/s.
4) induced spawning：It stably reaches 24 DEG C or more within water temperature continuous 5 days, the oviposition bed for completing gravel is placed on fish screen
On.Light lip fish belongs to night oviposition fish, so that the water temperature of parent fish pond is declined 3~5 DEG C in 1~3 hour after darkness.Light lip fish parent fish
Under the stimulation of water temperature drop and gravel induction, milter chases raun above gravel while sperm drainage of ovulating, and ovum grain is in water body
Natural fertilization.After daybreak, using original water source instead makes water temperature be gradually restored to 24 DEG C or more, induces repeatedly, same pond parent
Fish can all oviposition finishes in 7~20 days.
5) ovum is received automatically：After induced spawning, parent population ovulates on oviposition bed and inseminates, and the faint fertilized eggs of viscosity are rushed in water flow
Brush effect is lower to be separated with gravel, is entered egg-collecting tank with the gap that water flow passes through gravel, is drained ovum collector and enter separate tank, be fertilized
Ovum is greater than the hole of sieve and is retained in separate tank, and water flow is discharged by sieve from gap；Light lip fish-egg specific gravity is slightly larger than
Water category demersal egg, is gradually deposited at separate tank lower part, and when ovum grain reaches certain amount in separate tank, unlatching adopts ovum valve for ovum grain
It is emitted into moveable container, is transferred in hatchery, if parent population pool water level is higher than hatchery, can be connected in the case where adopting ovum valve
Fertilized eggs are directly transported to hatchery by pipeline.
6) postpartum manages：After oviposition is fully completed, oviposition bed is taken out out of parent fish pond, removes separate tank, after cleaning and sterilizing
Give over to next use；Of short duration bottom valve of opening will drain the discharge of the contaminant deposition in ovum collector and vertical tube, and postpartum parent population continues to stay
The aquaculture management in parent fish pond.
Beneficial effects of the present invention：Oviposition bed, water velocity, water temperature changing rule are able to satisfy light in parent fish pond in the present invention
Environmental requirement needed for lip fish reproductive behavior；Ovum grain discharge after quickly with water flow pass through oviposition bed enter egg-collecting tank, avoid by
Parent population eats；Fertilized eggs are collected to the design energy simple and effective of separate tank, alleviate the high-intensity operation of artificial fishing ovum, and are kept away
The interference to parent population oviposition behavior is exempted from.
Compared with prior art, the present invention structure is simple, low in cost, time saving and energy saving, parent population spawning rate, rate of fertilization are more than
90%, fertilized eggs collection rate reaches 98% or more.
Detailed description of the invention
Fig. 1 is cross-sectional view of the invention.
Fig. 2 is top view of the invention.
In figure, 1, inlet valve, 2, water inlet, 3, the water surface, 4, parent fish pond, 5, separate tank, 6, inverted U pipe, 7, sieve, 8, overflow
Head piece, 9, adopt ovum valve, 10, bracket, 11, vertical tube, 12, bottom valve, 13, draining ovum collector, 14, egg-collecting tank, 15, fish screen, 16, sand
Gravel, 17, oviposition bed.
Invention is further described in detail With reference to embodiment.
Specific embodiment
Embodiment 1,
Also referring to Fig. 1 to 2, a kind of smooth lip fish spawning pond, including 5 two large divisions of parent fish pond 4 and separate tank.
Wherein, the diameter of parent fish pond 4 is 300cm, a height of 120cm, depth of water 80cm.Collection is equipped in the bottom of parent fish pond 4
Ovum pond 14,4 bottom of parent fish pond to the tilt angle of egg-collecting tank 14 be 15 °.The inlet valve 1 of diameter 75mm is equipped with above parent fish pond 4
With water inlet 2, counterclockwise intake along pool wall tangent line.
Above-mentioned egg-collecting tank 14 is in infundibulate, and bottom of pond tilt angle is 30 °.It is blocking for 10mm that gap is equipped with above egg-collecting tank 14
Fish corral 15 is equipped with the oviposition bed 17 that gap is 5mm above fish screen 15, on bed 17 of laying eggs uniformly one layer of diameter of laying be 8~
The gravel 16 of 10mm, 16 occupied area of gravel are the 40~60% of oviposition 17 area of bed.
14 bottom of egg-collecting tank is equipped with the draining ovum collector 13 of diameter 110mm, and the end of draining ovum collector 13 is equipped with bottom valve 12,
Draining ovum collector 13 is connected to separate tank 5 by vertical tube 11 and inverted U pipe 6.
The diameter of the separate tank 5 is 60cm, and a height of 75cm, the overflow port 8 of wide 20cm, depth 10cm is arranged in top.Separation
Pond 5 is internally provided with sieve 7, and sieve 7 is made of 40 mesh thin,tough silk, and 7 height of sieve is identical as 5 overhead height of separate tank.Water flow
It is discharged by sieve 7 from overflow port 8, ovum grain is by 7 detention of sieve inside separate tank 5.
5 bottom of separate tank is in infundibulate, and bottom of pond tilt angle is 50 °.5 lowermost end of separate tank setting diameter 50mm's adopts ovum
Valve 9.
The separate tank 5 is arranged outside parent fish pond 4, and on the ground with the support of bracket 10.Adjust the height of separate tank 5
The height of the water surface 3 in adjustable parent fish pond 4.
Embodiment 2,
A kind of high-efficiency artificial propagation method of smooth lip fish, uses light lip fish spawning pond described in embodiment 1 comprising following step
Suddenly：
1) spawning pond prepares：Fish screen 15 is placed on egg-collecting tank 14, bottom valve 12 is closed and adopts ovum valve 9, to parent fish pond 4
Middle water filling is until water flow is flowed out from overflow port 8.
2) parent population matches：Into parent fish pond 4 launch weight 35g or more, the light lip fish of gonadal maturation is female, male parent population is each
40kg.The mark of light lip piscinity gland maturity is that milter side black longitudinal grin upper and lower and chest have bright-coloured rose, rhynchodaenm
It is covered with pearl protrusion, raun abdomen expands softness.
3) flow is adjusted：Regulating water inlet valve 1 makes 1.2~2L/s of flow of inlet water.
4) induced spawning：It stably reaches 24 DEG C or more within water temperature continuous 5 days, the oviposition bed 17 for completing gravel 16 is placed on and is blocked
On fish corral 15, the well water after darkness using cold spring water or through oxygenation makees water source, declines the water temperature of parent fish pond 4 in 1~3 hour
3~5 DEG C, light lip fish parent fish starts sperm drainage of ovulating under the stimulation that gravel 16 and water temperature decline suddenly.It is used instead after daybreak original
Water source makes water temperature be gradually restored to 24 DEG C or more, induces repeatedly, and same pond parent population can all lay eggs in 7~15 days
Finish.
5) ovum is received automatically：After induced spawning, ovum grain number amount in separate tank 5 is paid close attention to, opens adopt ovum valve 9 for ovum grain in time
It is emitted into moveable container, or is adopting 9 lower connector road of ovum valve, fertilized eggs are transported in hatchery and are hatched, prevent point
It is excessively attached on sieve 7 and results in blockage from ovum grain deposition in pond 5.
6) postpartum manages：It after oviposition is fully completed, is taken out out of parent fish pond 4 and is covered with the oviposition bed 17 of gravel 16, removed point
From pond 5, next use is given over to after cleaning and sterilizing；Of short duration bottom valve 12 of opening will drain the pollution of the deposition in ovum collector 13 and vertical tube 11
Object discharge；Postpartum parent population continues to stay in aquaculture management in parent fish pond 4.
Claims (8)
1. a kind of smooth lip fish spawning pond, including parent fish pond (4), it is characterised in that：It further include separate tank (5)；Wherein, the parent population
Pond (4) bottom is provided with egg-collecting tank (14), and oviposition bed (17) is provided between parent fish pond (4) and egg-collecting tank (14), is being laid eggs
Bed (17) upper berth grittiness (16), between gravel (16) there are gap enable ovum grain with water flow enter egg-collecting tank (14) and by parent population
It is blocked in above oviposition bed；Parent fish pond (4) top is equipped with water inlet (2), and the bottom of egg-collecting tank (14) is provided with draining collection
Oviduct (13) is provided with vertical tube (11) and inverted U pipe (6) on the draining ovum collector (13), and the discharge outlet of inverted U pipe (6) is flooded
Under separate tank (5) water surface, water flow and ovum grain are flowed by draining ovum collector (13), vertical tube (11) and inverted U pipe (6) and are separated
Pond (5)；The separate tank (5) is equipped with overflow port (8), is additionally provided in the bottom end of separate tank (5) and adopts ovum valve (9)；
The bottom of the parent fish pond (4) is tilted to egg-collecting tank (14)；
The bottom of the separate tank (5) is in infundibulate；When the interior ovum grain of separate tank (5) reaches certain amount, ovum valve (9) are adopted in unlatching
Ovum grain is released；
The water inlet (2) of the parent fish pond (4) is counterclockwise intake along pool wall tangent line, makes to form vortex counterclockwise in parent fish pond
Water flow, discharge outlet are located at pool aottom center position, and water flow is downward along pond week from fishpond surface, flows to fishpond center, through bed of laying eggs
(17), egg-collecting tank (14), draining ovum collector (13) outflow.
2. light lip fish spawning pond as described in claim 1, it is characterised in that：Inlet valve (1) is arranged in water inlet (2) front end.
3. light lip fish spawning pond as described in claim 1, it is characterised in that：The egg-collecting tank (14) is in infundibulate, draining collection ovum
(13) are managed to be arranged in egg-collecting tank (14) bottom centre position.
4. light lip fish spawning pond as described in claim 1, it is characterised in that：The oviposition bed (17) lower part is located at egg-collecting tank (14)
Top position be additionally provided with fish screen (15)；The oviposition bed (17) bottom is grizzly bar or mesh-like structure, grizzly bar spacing or net
Pore size is less than fish screen (15) gap spacing and is greater than ovum grain diameter.
5. light lip fish spawning pond as described in claim 1, it is characterised in that：Bottom valve is additionally provided on the draining ovum collector (13)
(12)。
6. light lip fish spawning pond as described in claim 1, it is characterised in that：Sieve is also installed with inside the separate tank (5)
(7), the height of the sieve (7) is higher than at the top of separate tank (5) liquid level, and mesh is less than ovum grain diameter.
7. the light lip fish spawning pond as described in any one of claim 1 to 6, it is characterised in that：Separate tank (5) bottom position is high
In ground；In the case where adopting ovum valve (9), placement container connects Sheng ovum grain or ovum grain is directly transported to hatchery by connecting pipe.
8. light lip fish spawning pond as claimed in claim 7, it is characterised in that：It is additionally provided on the separate tank (5) for adjusting
The bracket (10) of the spawning pond depth of water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610109548.9A CN105557600B (en) | 2016-02-26 | 2016-02-26 | A kind of smooth lip fish spawning pond |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610109548.9A CN105557600B (en) | 2016-02-26 | 2016-02-26 | A kind of smooth lip fish spawning pond |
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| Publication Number | Publication Date |
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| CN105557600A CN105557600A (en) | 2016-05-11 |
| CN105557600B true CN105557600B (en) | 2018-11-27 |
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| CN201610109548.9A Active CN105557600B (en) | 2016-02-26 | 2016-02-26 | A kind of smooth lip fish spawning pond |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107711632A (en) * | 2017-10-29 | 2018-02-23 | 周天赐 | It is a kind of blue or green（Grass）Fish spawning, collection ovum integration unit |
| CN113303253B (en) * | 2021-04-30 | 2024-07-30 | 海南宝路水产科技有限公司 | Tilapia egg taking device and method |
| CN113303252A (en) * | 2021-04-30 | 2021-08-27 | 海南宝路水产科技有限公司 | Tilapia egg taking system with water circulation function |
| CN113575474A (en) * | 2021-08-03 | 2021-11-02 | 安徽农业大学 | Artificial temperature-controlled breeding method for acrossocheilus fasciatus |
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| CN205492134U (en) * | 2016-02-26 | 2016-08-24 | 黄山市鼎新生态农业发展有限公司 | Light lip fish spawning pond |
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| CN105557600A (en) | 2016-05-11 |
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