CN108157261A - A kind of fish sorting unit for fish lift - Google Patents
A kind of fish sorting unit for fish lift Download PDFInfo
- Publication number
- CN108157261A CN108157261A CN201810214267.9A CN201810214267A CN108157261A CN 108157261 A CN108157261 A CN 108157261A CN 201810214267 A CN201810214267 A CN 201810214267A CN 108157261 A CN108157261 A CN 108157261A
- Authority
- CN
- China
- Prior art keywords
- fish
- sorting
- lifting assembly
- pool
- mesh screen
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 241000251468 Actinopterygii Species 0.000 title claims abstract description 71
- 238000012216 screening Methods 0.000 abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 6
- 208000027418 Wounds and injury Diseases 0.000 abstract description 3
- 230000006378 damage Effects 0.000 abstract description 3
- 208000014674 injury Diseases 0.000 abstract description 3
- 241000894007 species Species 0.000 abstract description 2
- 230000007246 mechanism Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 108010000912 Egg Proteins Proteins 0.000 description 1
- 102000002322 Egg Proteins Human genes 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002068 genetic effect Effects 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000017448 oviposition Effects 0.000 description 1
- 210000004681 ovum Anatomy 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/90—Sorting, grading, counting or marking live aquatic animals, e.g. sex determination
- A01K61/95—Sorting, grading, counting or marking live aquatic animals, e.g. sex determination specially adapted for fish
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B8/00—Details of barrages or weirs ; Energy dissipating devices carried by lock or dry-dock gates
- E02B8/08—Fish passes or other means providing for migration of fish; Passages for rafts or boats
- E02B8/085—Devices allowing fish migration, e.g. fish traps
-
- 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
- Y02A40/60—Ecological corridors or buffer zones
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Environmental Sciences (AREA)
- Zoology (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Mechanical Engineering (AREA)
- Combined Means For Separation Of Solids (AREA)
- Processing Of Meat And Fish (AREA)
Abstract
The invention discloses a kind of fish sorting unit for fish lift, including sorting pool（10）；Sorting pool（10）It is interior to be equipped with mesh screen component（20）, mesh screen component（20）Bottom is equipped with lifting assembly（30）, lifting assembly（30）With hydraulic package（40）Connection.The configuration of the present invention is simple, lifting assembly operation is reliable, the mode that sorting pool can screen adult fry using the structure of right angled triangle stent screening sieve grid body is mild, it is smaller to the injury of fry, mesh screen has a degree of inclination angle, it can ensure to ensure that fry is buried in water while sifting out adult fry to fish pass concentration, entire fish sorting pool is high to the screening efficiency of fry.The device of the invention is to maintaining the connectivity of river ecosystem, protection Species of Rare Fish from Qingdao, the catches yield for improving river, the heredity in river and bio-diversity being maintained to have great importance.
Description
Technical field
The present invention relates to a kind of fish sorting units for fish lift, belong to ecological protection facility technology in hydraulic engineering
Field.
Background technology
With the rapid development of China's water conservancy, large-scale and ultra-large type key water control project occurs and in succession with certain number
Amount and scale still, while solving huge people's livelihood needs and bringing great economic benefit, also produce one to natural environment
Fixed harmful effect.For aquatic ecosystem, the connection that dam has blocked river upstream and downstream is built, makes the life cycle of fish
Border is broken, and the gene exchange between population is restricted, and then causing rare, Endemic fish genetic diversity reduces, special
It is not for straddling fish stocks, dam has obstructed migration channel, and fish cannot be smoothly through migration to complete the normal of population
The period is multiplied, for many years, it is desirable to by building fish pass structure on dam so as to improve river connectivity, enable fish suitable
Profit crosses dam.
Invention content
The object of the present invention is to provide a kind of fish sorting units for fish lift, to fast and flexible, have conscientiously
Effect fish are sieved, by the fry that fish lift is collected from dam downstream carry out screening extract build it is larger be in wait to produce
The adult fry of ovum phase carries out effective human intervention and is freeed in dam upstream it to be helped preferably to multiply as needed, from
And overcome the deficiencies in the prior art.
The technical proposal of the invention is realized in this way：
A kind of fish sorting unit for fish lift of the present invention, including sorting pool；Mesh screen component, mesh screen are equipped in sorting pool
Component bottom is equipped with lifting assembly, and lifting assembly is connect with hydraulic package.
In aforementioned device, the sorting pool top side sets fish pass, and fish pass bottom surface is less than sorting pool top surface；It is adjacent with fish pass
Sorting pool two sides inner wall be respectively equipped with guide groove；Sorting pool bottom of pond is equipped with two pairs of bottom of pond guide rails, and sorting pool bottom side is equipped with
Decentralization pipe, decentralization pipe are equipped with gate valve.
In aforementioned device, the section configuration of the fish pass is U-shaped, and the bottom surface of U-shaped tilts down.
In aforementioned device, two pairs of bottom of pond guide rails are parallel with the sorting pool side plate equipped with guide groove, a pair of of bottom of pond guide rail
Close to left plate, another pair bottom of pond guide rail is close to right plate.
In aforementioned device, the mesh screen component includes stent, and stent is triangular structure of right angle, the inclined-plane of right angled triangle
Angle with horizontal plane is 8~10 °；The inclined-plane of stent is equipped with mesh screen grid body；The bottom surface of stent is equipped with two pairs of frame bottom guide rails.
In aforementioned device, the position of the position of two pairs of frame bottoms guide rail and two pairs of bottom of pond guide rails and corresponding.
In aforementioned device, the lifting assembly includes crossbeam, and crossbeam both ends are respectively equipped with directive wheel, on the inside of two directive wheels
For crossbeam respectively with point articulated in a pair of of support arm, each pair of support arm forms scissors fork structure；Each support arm both ends are respectively equipped with idler wheel；
It is connected positioned at innermost two support arms bottom end through connecting rod.
In aforementioned device, the hydraulic package includes hydraulic cylinder and telescopic rod；Hydraulic cylinder is hinged with sorting pool, telescopic rod top
End with it is point articulated in connecting rod in lifting assembly.
In aforementioned device, the guide groove in the directive wheel and sorting pool in the lifting assembly rolls connection；In lifting assembly
The idler wheel of support arm bottom is rolled with bottom of pond guide rail and is connected；Idler wheel in lifting assembly at the top of support arm is rolled with frame bottom guide rail to be connected.
In aforementioned device, the bottom of pond guide rail and frame bottom guide rail are track steelwork.
By adopting the above-described technical solution, compared with prior art, the present invention the present invention is as a result of above-mentioned technology
Scheme, lifting assembly operation is reliable, and sorting pool can screen adult fry using the structure of right angled triangle stent screening sieve grid body
Mode it is mild, it is smaller to the injury of fry, mesh screen have a degree of inclination angle, can ensure to fish pass concentration sift out adult
Ensure that fry is buried in water while fry, entire fish sorting pool is high to the screening efficiency of fry.It is it was verified that of the invention
Device to maintaining the connectivity of river ecosystem, protection Species of Rare Fish from Qingdao, the catches yield for improving river, maintaining river
Heredity and bio-diversity have great importance, meanwhile, fish sorting pool in fish lift is set, larger be in of build is treated
The adult fry in egg-laying season is sieved, and targetedly carries out different human interventions so that it to be helped preferably to multiply, and record
It crosses the Survival behind dam, and raising fish lift that can be effective is to effect that aquatic ecosystem is maintained to maintain a good state
Rate.
Description of the drawings
Fig. 1 is the overall structure figure of the present invention；
Fig. 2 is the axis surveys view of Fig. 1；
Fig. 3 is the axonometric drawing of mesh screen component；
Fig. 4 is the axonometric drawing of lifting assembly；
Fig. 5 is the attachment structure schematic diagram of each component in sorting pool.
Label in attached drawing for：10- sorting pools, 11- fish pass；12- guide grooves；13- bottom of pond guide rails；14- decentralization pipes；15- locks
Valve；20- mesh screen components；21- stents；22- mesh screen grid bodies；23- framves bottom guide rail；30- lifting assemblies；31- crossbeams；32- directive wheels；
33- support arms, 34- idler wheels, 35- connecting rods, 40- hydraulic packages, 41- hydraulic cylinders, 42- telescopic rods.
Specific embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings, but not as any limitation of the invention.
A kind of fish sorting unit for fish lift of the present invention, as depicted in figs. 1 and 2：Including sorting pool 10；Sorting
Mesh screen component 20 is equipped in pond 10,20 bottom of mesh screen component is equipped with lifting assembly 30, and lifting assembly 30 is connect with hydraulic package 40.
10 top side of sorting pool sets fish pass 11, and 11 bottom surface of fish pass is less than 10 top surface of sorting pool；10 liang of the sorting pool adjacent with fish pass 11
Side inner walls are respectively equipped with guide groove 12；10 bottom of pond of sorting pool is equipped with two pairs of bottom of pond guide rails 13, and 10 bottom side of sorting pool is equipped with down
Pipe 14 is put, decentralization pipe 14 is equipped with gate valve 15.The section configuration of fish pass 11 is U-shaped, and the bottom surface of U-shaped tilts down.Two
Parallel with 10 side plate of sorting pool equipped with guide groove 12 to bottom of pond guide rail 13, a pair of of bottom of pond guide rail 13 is close to left plate, another pair
Bottom of pond guide rail 13 is close to right plate.As shown in figure 3, mesh screen component 20 includes stent 21, stent 21 is triangular structure of right angle, directly
The inclined-plane angle with horizontal plane of angle triangle is 8~10 °；The inclined-plane of stent 21 is equipped with mesh screen grid body 22；The bottom surface of stent 21 is set
There are two pairs of frame bottom guide rails 23.The position of the position of two pairs of frame bottom guide rails 23 and two pairs of bottom of pond guide rails 13 and corresponding.As shown in figure 4,
Lifting assembly 30 includes crossbeam 31, and 31 both ends of crossbeam are respectively equipped with directive wheel 32, the crossbeam 31 of two directive wheels, 32 inside respectively with
Point articulated in a pair of of support arm 33, each pair of support arm 33 forms scissors fork structure；Each 33 both ends of support arm are respectively equipped with idler wheel 34；Position
It is connected in innermost two support arms, 33 bottom end through connecting rod 35.Hydraulic package 40 includes hydraulic cylinder 41 and telescopic rod 42；Hydraulic cylinder
41 is hinged with sorting pool 10,42 top of telescopic rod with it is point articulated in connecting rod 35 in lifting assembly 30.As shown in figure 5, lifting
Directive wheel 32 in component 30 is rolled with the guide groove 12 in sorting pool 10 to be connected；The idler wheel 34 of 33 bottom of support arm in lifting assembly 30
It rolls and connects with bottom of pond guide rail 13；The idler wheel 34 at 33 top of support arm is rolled with frame bottom guide rail 23 in lifting assembly 30 connects.Bottom of pond
Guide rail 13 and frame bottom guide rail 23 are track steelwork.
Embodiment
The fish sorting unit for fish lift of this example includes sorting pool 10；10 bottom of sorting pool, which is set, puts pipe 14, under
Put 14 import of pipe setting gate valve 15；Raising sorting mechanism is equipped in sorting pool 10.Raising sorting mechanism includes mesh screen component 20, rises
It comes down to a lower group part 30 and hydraulic package 40.10 bottom of sorting pool is equipped with four bottom of pond guide rails 13, and 20 bottom of mesh screen component is equipped with four
Item frame bottom guide rail 23.Lifting assembly 30 is equipped between bottom of pond guide rail 13 and frame bottom guide rail 23, lifting assembly 30 includes scissors fork knot
The support arm 33 of structure；10 bottom of sorting pool sets hydraulic package 40, and hydraulic package 40 and the connecting rod 35 of 30 bottom of lifting assembly are hinged.
The support arm 33 of scissors fork structure plays that lift operations are reliable in this example, and sorting pool 10 is sorted into using the mesh screen component 20 of right angled triangle
The mode of year fry is mild, smaller to the injury of fry, and mesh screen mesh screen component 20 has a degree of inclination angle, can ensure to
Fish pass concentration ensures that fry can be buried in water while sifting out adult fry, and entire fish sorting pool is to the screening efficiency of fry
It is high.
The fish sorting unit for fish lift of this example mainly includes sorting pool 10 and sorting pool 10 is located at sorting pool 10
Interior raising sorting mechanism two parts, raising sorting mechanism include mesh screen component 20, lifting assembly 30 and hydraulic package 40.Initially
During state, lifting assembly 30 declines in minimum point, at this time by fish lift fish-collecting box collected by fry to be sorted be put into sorting pool
10, start hydraulic package 40, the telescopic rod 42 of hydraulic package 40 pushes the connecting rod 35 in lifting assembly 30, drives 33 liang of support arm
The idler wheel 34 at end rolls on bottom of pond guide rail 13 and frame bottom guide rail 23, and the scissors fork that support arm 33 is formed is made to shrink raising；Support arm 33
Mesh screen component 20 is lifted；It screens out small body type fry and is retained in 10 bottom of sorting pool, by the larger adult in breeding period of build
Fry is driven upwards, and the mesh screen grid body 22 in mesh screen component 20 has about 10 ° or so of inclination angle, the adult fry that will be driven upwards
Simultaneously to being concentrated close to the position of fish pass set by sorting pool 10 and can ensure that fry is submerged in certain water level, mesh screen grid are treated
When body 22 is lifted to upper limit position, the fry that filters out due to fish pass 11 set by mesh screen grid body 22 and sorting pool 10 the gradient from
It is dynamic to flow to fry collection device or next stage sorting pool, the screening for the fry to be produced that grows up so as to fulfill big build.Gate valve 15 is opened,
The above-mentioned small body type fry filtered out is imported into hatching collecting pit by decentralization pipe 14 and empties sorting pool.Then start hydraulic package
40, reset lifting assembly by the connecting rod 35 of pulling back of telescopic rod 42.It is ready for sorting next time.So as to complete a fish
Sort the cycle of operation.
Claims (10)
1. a kind of fish sorting unit for fish lift, including sorting pool（10）；It is characterized in that：Sorting pool（10）Inside it is equipped with
Mesh screen component（20）, mesh screen component（20）Bottom is equipped with lifting assembly（30）, lifting assembly（30）With hydraulic package（40）Connection.
2. it to be used for the fish sorting unit of fish lift according to claim 1, it is characterised in that：The sorting pool（10）Top
Side sets fish pass（11）, fish pass（11）Bottom surface is less than sorting pool（10）Top surface；With fish pass（11）Adjacent sorting pool（10）Both sides
Face inner wall is respectively equipped with guide groove（12）；Sorting pool（10）Bottom of pond is equipped with two pairs of bottom of pond guide rails（13）, sorting pool（10）Bottom side
It is managed equipped with decentralization（14）, decentralization pipe（14）It is equipped with gate valve（15）.
3. it to be used for the fish sorting unit of fish lift according to claim 2, it is characterised in that：The fish pass（11）Section
Shape is U-shaped, and the bottom surface of U-shaped tilts down.
4. it to be used for the fish sorting unit of fish lift according to claim 2, it is characterised in that：Two pairs of bottom of pond guide rails
（13）With equipped with guide groove（12）Sorting pool（10）Side plate is parallel, a pair of of bottom of pond guide rail（13）Close to left plate, another pair pond
Bottom guide rail（13）Close to right plate.
5. it to be used for the fish sorting unit of fish lift according to claim 2, it is characterised in that：The mesh screen component（20）Packet
Include stent（21）, stent（21）For triangular structure of right angle, the inclined-plane angle with horizontal plane of right angled triangle is 8~10 °；Stent
（21）Inclined-plane be equipped with mesh screen grid body（22）；Stent（21）Bottom surface be equipped with two pairs of frame bottom guide rails（23）.
6. it to be used for the fish sorting unit of fish lift according to claim 5, it is characterised in that：Two pairs of frame bottoms guide rail
（23）Position and two pairs of bottom of pond guide rails（13）Position with it is corresponding.
7. it to be used for the fish sorting unit of fish lift according to claim 2, it is characterised in that：The lifting assembly（30）Packet
Include crossbeam（31）, crossbeam（31）Both ends are respectively equipped with directive wheel（32）, two directive wheels（32）The crossbeam of inside（31）Respectively with one
To support arm（33）In point articulated, each pair of support arm（33）Form scissors fork structure；Each support arm（33）Both ends are respectively equipped with idler wheel
（34）；Positioned at innermost two support arm（33）Bottom end is through connecting rod（35）Connection.
8. it to be used for the fish sorting unit of fish lift according to claim 1, it is characterised in that：The hydraulic package（40）Packet
Include hydraulic cylinder（41）And telescopic rod（42）；Hydraulic cylinder（41）With sorting pool（10）It is hinged, telescopic rod（42）Top and lifting assembly
（30）In connecting rod（35）In it is point articulated.
9. it to be used for the fish sorting unit of fish lift according to claim 7, it is characterised in that：The lifting assembly（30）In
Directive wheel（32）With sorting pool（10）In guide groove（12）Roll connection；Lifting assembly（30）Middle support arm（33）The idler wheel of bottom
（34）With bottom of pond guide rail（13）Roll connection；Lifting assembly（30）Middle support arm（33）The idler wheel at top（34）With mesh screen component（20）
Frame bottom guide rail（23）Roll connection.
10. it to be used for the fish sorting unit of fish lift according to claim 9, it is characterised in that：The bottom of pond guide rail（13）
With frame bottom guide rail（23）It is track steelwork.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810214267.9A CN108157261B (en) | 2018-03-15 | 2018-03-15 | Fish sorting device for fish lifting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810214267.9A CN108157261B (en) | 2018-03-15 | 2018-03-15 | Fish sorting device for fish lifting machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108157261A true CN108157261A (en) | 2018-06-15 |
| CN108157261B CN108157261B (en) | 2023-06-27 |
Family
ID=62511202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810214267.9A Active CN108157261B (en) | 2018-03-15 | 2018-03-15 | Fish sorting device for fish lifting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108157261B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110419483A (en) * | 2019-08-01 | 2019-11-08 | 江安县七彩湖特种水产养殖有限公司 | A kind of townhouse formula eel culture screening plant |
| CN110999844A (en) * | 2019-12-13 | 2020-04-14 | 三峡大学 | Full-automatic modularized fish ethology experimental device |
| CN111513003A (en) * | 2020-06-16 | 2020-08-11 | 通威股份有限公司 | Net cage culture method for grass carp reservoir |
| CN112293331A (en) * | 2020-11-17 | 2021-02-02 | 浙江海洋大学 | Fry marking machine |
| CN112602649A (en) * | 2020-12-04 | 2021-04-06 | 重庆市荣昌区虹吉湖生态农业有限公司 | Ecological fish fry breeding device |
| CN112956443A (en) * | 2021-01-29 | 2021-06-15 | 安徽春生农业科技有限公司 | Crab seed screening device for crab breeding |
| CN115462343A (en) * | 2022-10-17 | 2022-12-13 | 杭州珊瑚环境科技有限公司 | Eutrophic water body nitrogen and phosphorus treatment system and treatment method thereof |
| CN115633656A (en) * | 2022-10-17 | 2023-01-24 | 杭州珊瑚环境科技有限公司 | Eutrophic water body algae control system and control method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003174843A (en) * | 2001-12-12 | 2003-06-24 | Zenkoku Gyogyo Kyodo Kumiai Rengokai | Fish sorter |
| CN203569544U (en) * | 2013-09-17 | 2014-04-30 | 湖州师范学院 | Dam crossing system suitable for migratory fishes to pass through key water control projects |
| CN204959707U (en) * | 2015-07-22 | 2016-01-13 | 河海大学 | Ecological fishway of multiple -step type |
| CN206835959U (en) * | 2017-05-08 | 2018-01-05 | 新昌县瑞森农产品有限公司 | A kind of Multifunctional fry transfer device used for aquiculture |
| CN107743900A (en) * | 2017-11-22 | 2018-03-02 | 广西壮族自治区水产科学研究院 | A kind of fresh water grouper breeding system |
-
2018
- 2018-03-15 CN CN201810214267.9A patent/CN108157261B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003174843A (en) * | 2001-12-12 | 2003-06-24 | Zenkoku Gyogyo Kyodo Kumiai Rengokai | Fish sorter |
| CN203569544U (en) * | 2013-09-17 | 2014-04-30 | 湖州师范学院 | Dam crossing system suitable for migratory fishes to pass through key water control projects |
| CN204959707U (en) * | 2015-07-22 | 2016-01-13 | 河海大学 | Ecological fishway of multiple -step type |
| CN206835959U (en) * | 2017-05-08 | 2018-01-05 | 新昌县瑞森农产品有限公司 | A kind of Multifunctional fry transfer device used for aquiculture |
| CN107743900A (en) * | 2017-11-22 | 2018-03-02 | 广西壮族自治区水产科学研究院 | A kind of fresh water grouper breeding system |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110419483A (en) * | 2019-08-01 | 2019-11-08 | 江安县七彩湖特种水产养殖有限公司 | A kind of townhouse formula eel culture screening plant |
| CN110419483B (en) * | 2019-08-01 | 2021-11-05 | 江安县七彩湖特种水产养殖有限公司 | Row type screening device for eel breeding |
| CN110999844A (en) * | 2019-12-13 | 2020-04-14 | 三峡大学 | Full-automatic modularized fish ethology experimental device |
| CN111513003A (en) * | 2020-06-16 | 2020-08-11 | 通威股份有限公司 | Net cage culture method for grass carp reservoir |
| CN112293331A (en) * | 2020-11-17 | 2021-02-02 | 浙江海洋大学 | Fry marking machine |
| CN112602649A (en) * | 2020-12-04 | 2021-04-06 | 重庆市荣昌区虹吉湖生态农业有限公司 | Ecological fish fry breeding device |
| CN112602649B (en) * | 2020-12-04 | 2022-05-17 | 重庆市荣昌区虹吉湖生态农业有限公司 | Ecological fish fry breeding device |
| CN112956443A (en) * | 2021-01-29 | 2021-06-15 | 安徽春生农业科技有限公司 | Crab seed screening device for crab breeding |
| CN115462343A (en) * | 2022-10-17 | 2022-12-13 | 杭州珊瑚环境科技有限公司 | Eutrophic water body nitrogen and phosphorus treatment system and treatment method thereof |
| CN115633656A (en) * | 2022-10-17 | 2023-01-24 | 杭州珊瑚环境科技有限公司 | Eutrophic water body algae control system and control method thereof |
| CN115462343B (en) * | 2022-10-17 | 2024-03-08 | 杭州珊瑚环境科技有限公司 | Eutrophic water body nitrogen and phosphorus treatment system and treatment method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108157261B (en) | 2023-06-27 |
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