CN109197704A - Multi-cycle separation formula hatch fish roe method and device - Google Patents
Multi-cycle separation formula hatch fish roe method and device Download PDFInfo
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- CN109197704A CN109197704A CN201811421695.5A CN201811421695A CN109197704A CN 109197704 A CN109197704 A CN 109197704A CN 201811421695 A CN201811421695 A CN 201811421695A CN 109197704 A CN109197704 A CN 109197704A
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- 241000251468 Actinopterygii Species 0.000 title claims abstract description 17
- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000000926 separation method Methods 0.000 title claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 154
- 230000012447 hatching Effects 0.000 claims abstract description 84
- 238000001914 filtration Methods 0.000 claims abstract description 17
- 230000000694 effects Effects 0.000 claims abstract description 14
- 210000004681 ovum Anatomy 0.000 claims abstract description 13
- 239000012528 membrane Substances 0.000 claims abstract description 11
- 230000005484 gravity Effects 0.000 claims abstract description 9
- 230000004720 fertilization Effects 0.000 claims abstract description 6
- 230000009467 reduction Effects 0.000 claims abstract description 5
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims abstract description 4
- 238000012545 processing Methods 0.000 claims abstract description 4
- 235000013601 eggs Nutrition 0.000 claims description 20
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 11
- 229910052760 oxygen Inorganic materials 0.000 claims description 11
- 239000001301 oxygen Substances 0.000 claims description 11
- 239000011521 glass Substances 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 3
- 238000004080 punching Methods 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- 102000002322 Egg Proteins Human genes 0.000 description 6
- 108010000912 Egg Proteins Proteins 0.000 description 6
- 238000011534 incubation Methods 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 239000013505 freshwater Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 241000252233 Cyprinus carpio Species 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000009360 aquaculture Methods 0.000 description 1
- 244000144974 aquaculture Species 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 230000009027 insemination Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 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
- A01K61/10—Culture of aquatic animals of fish
- A01K61/17—Hatching, e.g. incubators
-
- 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
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Farming Of Fish And Shellfish (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
A kind of multi-cycle separation formula hatch fish roe method, comprising the following steps: (1) manually fish-egg is inseminated, the fish-egg of after fertilization is collected, it is spare after viscous roes need to carry out unsticking processing with yellow mud water or talcum powder；(2) water in pond is pumped into hatching cylinder by water inlet pipe, forms recoil water flow, recoil water layer is maintained at the middle and lower part of hatching cylinder；(3) ready fish-egg is poured slowly into hatching cylinder, fish-egg slowly rolls under the recoil effect of water, unfertilized egg is during corruption, it can float because of specific gravity reduction and enter return pipe by hatching the water outlet on cylinder top with water flow, it is transported at the water return outlet in pond after the filtering of filter screen pocket, water flow flows back to pool circulating utilization；(4) when having 60% or more fry membrane in hatching cylinder, inlet valve is closed, drain valve is opened, fry is discharged by row's seedling mouth, that is, completes hatching.This multi-cycle separation formula roe hatching device has many advantages, such as ecological, energy saving, efficient.
Description
Technical field
The present invention relates to the technical field of artificial propagation of fish, specifically a kind of multi-cycle separation formula fresh water hatch fish roe method
And device.
Background technique
Fresh-water fishes fish-egg is in hatching process it should be noted that two main points: first is that having sufficient dissolved oxygen, just can guarantee
The hatching rate of fish-egg, but traditional hatching, often by the way of hydrostatic, the dissolved oxygen content in water is lower, largely
The hatching rate of fish-egg is affected, is also had by the way of water drenching hatching at present, but easily occurs supplying water not in time or water drenching is uneven
Even phenomenon, fish-egg are easy to reduce hatching rate due to the water shortage dry dissolved oxygen environment that cannot get abundance；Second is that prevent saprolegniasis
Generation, the generation of saprolegniasis do not inseminate the amount of ovum (being commonly called as " white egg ") and related there are the time with water quality and, and saprolegniasis occurs
The normal incubation that fertilized eggs can be seriously affected afterwards, causes hatching rate seriously to reduce, and membrane time longer fish-egg is by saprolegniasis
It influences bigger.Existing Lentic hatching belongs to traditional incubation mode, because drawback has gradually been eliminated too much.Existing Lotic hatching device
There are mainly two types of, first is that using the principle of spray, but easily occur supplying water not in time or the non-uniform phenomenon of water drenching, hatch fish roe
Rate still not can guarantee；Second is that using simple circulating water mode, but this mode is not directed to the prevention design of saprolegniasis, because
This hatch fish roe effect shorter for the membrane time is relatively significant, and fish-egg effect longer for the membrane time is poor, and
Prolonged flowing water easily causes water resource waste, although there is the device for carrying out water quality adjustment by installing filtration system additional at present,
But because ovum of not inseminating (white egg) can not be discharged, the generation of saprolegniasis is still more serious, and filtration system also will increase and be produced into
This.
Therefore, it is necessary to the good hatch fish roe method and devices of a kind of hatching efficiency height, protection effect.
Summary of the invention
It is existing to solve the object of the present invention is to provide a kind of ecology, energy conservation, the dedicated hatching method of efficient fish-egg and device
There is the problems such as technical efficiency is low, protection effect is poor, reaches and be further reduced disease generation, energy-saving consumption-reducing reduction aquaculture cost, from
And increase substantially the purpose of culture efficiency.
To achieve the goals above, the technical solution adopted by the present invention are as follows:
A kind of multi-cycle separation formula hatch fish roe method comprising following steps:
(1) manually fish-egg is inseminated, the fish-egg of after fertilization is collected, after artificial insemination, the fish-egg of after fertilization collected spare；It is viscous
It is spare after property fish-egg need to carry out unsticking processing with yellow mud water or talcum powder；
(2) prepare to be made of glass, and be in open-topped columnar hatching cylinder；After pond fills water, water pump is opened, it will
Water in pond is pumped into hatching cylinder by water inlet pipe, directly into hatching cylinder bottom portion, recoil water flow is formed, by water inlet pipe
Inlet valve control water flow impact dynamics, make recoil water layer be maintained at hatching cylinder middle and lower part, in order to avoid fertilized eggs by punching to push up
Portion is discharged with water；
(3) ready fish-egg is poured slowly into hatching cylinder, fish-egg slowly rolls under the recoil effect of water, is maintained at dissolved oxygen
It is developed in the high and uniform environment of amount, unfertilized egg can float because of specific gravity reduction during corruption and pass through hatching with water flow
The water outlet on cylinder top enters return pipe, is transported at the water return outlet in pond after the filtering of filter screen pocket, water flow flows back to pond and follows
Lottery of lotteries is sent in hatching cylinder；
(4) when having 60% or more fry membrane in hatching cylinder, inlet valve is closed, drain valve is opened, arrange fry by row's seedling mouth
Out, that is, hatching is completed.
The device that multi-cycle separation formula hatch fish roe process uses comprising water inlet pipe, hatching cylinder and pond, the water inlet
Pipe one end extend into hatching cylinder lower part at the top of hatching cylinder, and is fixed in hatching cylinder by fixed frame, the other end of water inlet pipe
It is connect by water pump with pond；Hatching cylinder top is provided with water outlet；Pond is provided with water return outlet, and water return outlet is provided with filter screen
Pocket；Water outlet is connect with water return outlet by return pipe；Hatching cylinder bottom portion is provided with Pai Miaokou, and Pai Miaokou is equipped with drain valve；It incubates
The fry of film is dissolved by row's seedling mouth discharge, the flow velocity for arranging seedling mouth is controlled by drain valve.When water constantly into hatching cylinder and delays
During slow rolling, the white egg of corruption passes through return water because light specific gravity can enter return pipe by water outlet with the water flow overflow
Mouth flows back to pond, and water return outlet is externally provided with the filtering string bag, for filtering white egg and impurity in water etc..
Inlet valve for adjusting hatching cylinder inflow is installed on the water inlet pipe.
The hatching cylinder is made of glass, and is in open-topped cylindrical shape；High 1 m of standard specification, diameter 0.6
m；Pond specification grows 5 m, wide 4 m, deep 1.2 m, can hatch cylinder with 5-8 standard specification；The calibration power of water pump is 300 watts.
After pond fills water, water pump is opened, the water in pond is pumped into each hatching cylinder by water inlet pipe, directly into hatching
Cylinder bottom portion forms recoil water flow, the impact dynamics of water flow is controlled by inlet valve, under being maintained at recoil water layer in hatching cylinder
Portion is discharged in order to avoid fertilized eggs are rushed to top with water；Ready fish-egg is poured slowly into hatching cylinder, a standard specification is incubated
Changing cylinder single to throw ovum amount is about 20~300,000, and fish-egg slowly rolls under the recoil effect of water, and it is high and equal to be maintained at dissolved oxygen amount
It is developed in even environment, wherein unfertilized egg (white egg) can float with water flow because specific gravity reduces by going out during corruption
The mouth of a river enters return pipe, flows back to pool circulating after the filtering of filter screen pocket at water return outlet and utilizes.Fertilized eggs are incubated through certain time
After change (specific brooding time is different with kind), when 60~80% or more fry membrane enters hatching cylinder, inlet valve is closed, is beaten
Begin to rehearse water valve, and fry is made to pass through row's seedling mouth discharge.
When hatching fish-egg, water pump is opened, the water in pond is pumped into each hatching cylinder by water inlet pipe, after being subsequently poured into unsticking
Fish-egg, by inlet valve control water flow rolling speed, make fertilized eggs water recoil effect under slowly roll, be maintained at molten
Developed in the high and uniform environment of oxygen amount, wherein unfertilized egg (white egg) during corruption, can because specific gravity reduces float with
Water flow enters return pipe by water outlet, flows back to pool circulating after the filtering of filter screen pocket at water return outlet and utilizes.Fry membrane
Afterwards, inlet valve is closed, slowly fry is discharged by the drain valve on control row's seedling mouth.Water body is increased using the present apparatus
Oxygen can solve prior art low efficiency, the problems such as protection effect is poor, have the technical effect that at 3 points: first is that after unsticking
Fish-egg pour into device after, can the recoil of water effect under slowly roll, the dissolved oxygen amount held stationary in water, the fish-egg of fertilization exists
Good development can be obtained in this environment；Second is that ovum of not inseminating (white egg) can be flowed out by the water flow constantly slowly rolled, realize
Ovum of not inseminating is separated with fertilized eggs, largely reduces the incidence of saprolegniasis；Third is that tank water can after filtration again
It is secondary to recycle, water resource is not only saved, and reduce production cost to a certain extent.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of this multi-cycle separation formula roe hatching device；
The corresponding title of component serial numbers in figure are as follows:
1, water pump, 2, water inlet pipe, 3, hatching cylinder, 4, fixed frame, 5, inlet valve, 6, Pai Miaokou, 7, drain valve, 8, water outlet, 9,
Return pipe, 10, pond, 11, water return outlet, 12, the filtering string bag.
Specific embodiment
For the more detailed introduction present invention, below with reference to embodiment and attached drawing, to this multi-cycle separation formula hatch fish roe
Device is described further.
Embodiment 1
Hatch fish roe can be realized using following steps:
(1) manually fish-egg is inseminated, the fish-egg of after fertilization is collected, viscous roes need to carry out unsticking with yellow mud water or talcum powder
It is spare after processing；
(2) prepare to be made of glass, and be in open-topped columnar hatching cylinder；After pond fills water, water pump is opened, it will
Water in pond is pumped into hatching cylinder by water inlet pipe, directly into hatching cylinder bottom portion, recoil water flow is formed, by water inlet pipe
Inlet valve control water flow impact dynamics, make recoil water layer be maintained at hatching cylinder middle and lower part, in order to avoid fertilized eggs by punching to push up
Portion is discharged with water；
(3) ready fish-egg is poured slowly into hatching cylinder, fish-egg slowly rolls under the recoil effect of water, is maintained at dissolved oxygen
It is developed in the high and uniform environment of amount, unfertilized egg can float because of specific gravity reduction during corruption and pass through hatching with water flow
The water outlet on cylinder top enters return pipe, is transported at the water return outlet in pond after the filtering of filter screen pocket, water flow flows back to pond and follows
Lottery of lotteries is sent in hatching cylinder；
(4) when having 60% or more fry membrane in hatching cylinder, inlet valve is closed, drain valve is opened, arrange fry by row's seedling mouth
Out, that is, hatching is completed.
The device that hatch fish roe process uses comprising water inlet pipe 2, hatching cylinder 3 and pond 10, the water inlet pipe 2 one
End extend into hatching 3 lower part of cylinder at the top of hatching cylinder 3, and is fixed in hatching cylinder 3 by fixed frame 4, the other end of water inlet pipe 2
It is connect by water pump 1 with pond 10；Hatching 3 top of cylinder is provided with water outlet 8；Pond 10 is provided with water return outlet 11, water return outlet 11
It is provided with the filtering string bag 12；Water outlet 8 is connect with water return outlet 11 by return pipe 9；Hatching 3 bottom of cylinder is provided with row's seedling mouth 6, row
Seedling mouth 6 is equipped with drain valve 7；The fry of incubation of membrane is discharged by row's seedling mouth 6, and the flow velocity of row's seedling mouth 6 is controlled by drain valve 7
System.When water constantly enters hatching cylinder 3 and slowly during rolling, the white egg of corruption can pass through because of light specific gravity with the water flow overflow
Water outlet 8 enters return pipe 9, flows back to pond by water return outlet 11, water return outlet 11 is externally provided with the filtering string bag 12, for filtering in water
White egg and impurity etc..
Inlet valve 5 for adjusting hatching 3 inflow of cylinder is installed on the water inlet pipe 2.
After pond 10 fills water, water pump 1 is opened, the water in pond 10 is pumped into each hatching cylinder 3 by water inlet pipe 2, directly
Hatching 3 bottom of cylinder is poured, recoil water flow is formed, the impact dynamics of water flow is controlled by inlet valve 5, recoil water layer is maintained at and incubates
The middle and lower part for changing cylinder 3, is discharged in order to avoid fertilized eggs are rushed to top with water；Ready fish-egg is poured slowly into hatching cylinder 3, one
It is about 20~300,000 that a standard specification hatching 3 single of cylinder, which throws ovum amount, and fish-egg slowly rolls under the recoil effect of water, is maintained at
It is developed in the high and uniform environment of dissolved oxygen amount, wherein unfertilized egg (white egg) can float during corruption because specific gravity reduces
Return pipe 9 is entered by water outlet 8 with water flow, pond 10 is flowed back to after the filtering of filter screen pocket 12 at water return outlet 11 and recycles benefit
With.After fertilized eggs certain time is hatched (specific brooding time is different with kind), 60~80% or more fry membrane, which enters, is incubated
When changing cylinder 3, inlet valve 5 is closed, opens drain valve 7, fry is discharged by row's seedling mouth 6.
The applicant is incubated with the hatching apparatus that the application is utilized March respectively using traditional simple circulating water mode
Change carp roe, hatching record is as follows:
Experimental result statistics (standard specification hatches cylinder):
The above description is not a limitation of the present invention, and the present invention is also not limited to examples detailed above, the common skill of the art
Art personnel, within the essential scope of the present invention, the variations, modifications, additions or substitutions made all should belong to protection model of the invention
It encloses.
Claims (3)
1. a kind of multi-cycle separation formula hatch fish roe method, it is characterised in that: the following steps are included:
(1) manually fish-egg is inseminated, the fish-egg of after fertilization is collected, viscous roes need to carry out unsticking with yellow mud water or talcum powder
It is spare after processing；
(2) prepare to be made of glass, and be in open-topped columnar hatching cylinder；After pond fills water, water pump is opened, it will
Water in pond is pumped into hatching cylinder by water inlet pipe, directly into hatching cylinder bottom portion, recoil water flow is formed, by water inlet pipe
Inlet valve control water flow impact dynamics, make recoil water layer be maintained at hatching cylinder middle and lower part, in order to avoid fertilized eggs by punching to push up
Portion is discharged with water；
(3) ready fish-egg is poured slowly into hatching cylinder, fish-egg slowly rolls under the recoil effect of water, is maintained at dissolved oxygen
It is developed in the high and uniform environment of amount, unfertilized egg can float because of specific gravity reduction during corruption and pass through hatching with water flow
The water outlet on cylinder top enters return pipe, is transported at the water return outlet in pond after the filtering of filter screen pocket, water flow flows back to pond and follows
Lottery of lotteries is sent in hatching cylinder；
(4) when having 60% or more fry membrane in hatching cylinder, inlet valve is closed, drain valve is opened, arrange fry by row's seedling mouth
Out, that is, hatching is completed.
2. multi-cycle separation formula hatch fish roe method according to claim 1, it is characterised in that: the device that hatching process uses
Including water inlet pipe (2), hatching cylinder (3) and pond (10), the water inlet pipe (2) one end extend at the top of hatching cylinder (3) and incubates
Change cylinder (3) lower part, and be fixed in hatching cylinder (3) by fixed frame (4), the other end of water inlet pipe (2) passes through water pump (1) and water
Pond (10) connection；Hatching cylinder (3) top is provided with water outlet (8)；Pond (10) is provided with water return outlet (11), and water return outlet (11) is set
It is equipped with the filtering string bag (12)；Water outlet (8) is connect with water return outlet (11) by return pipe (9)；Hatching cylinder (3) bottom is provided with row
Seedling mouth (6), Pai Miaokou (6) are equipped with drain valve (7).
3. multi-cycle separation formula hatch fish roe method according to claim 2, it is characterised in that: on the water inlet pipe (2)
Inlet valve (5) for adjusting hatching cylinder (3) inflow is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201811421695.5A CN109197704A (en) | 2018-11-27 | 2018-11-27 | Multi-cycle separation formula hatch fish roe method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811421695.5A CN109197704A (en) | 2018-11-27 | 2018-11-27 | Multi-cycle separation formula hatch fish roe method and device |
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| Publication Number | Publication Date |
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| CN109197704A true CN109197704A (en) | 2019-01-15 |
Family
ID=64993898
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| CN201811421695.5A Pending CN109197704A (en) | 2018-11-27 | 2018-11-27 | Multi-cycle separation formula hatch fish roe method and device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111631176A (en) * | 2020-07-22 | 2020-09-08 | 郑昊 | Fry hatching pond device is used to agricultural |
| CN112293316A (en) * | 2020-11-13 | 2021-02-02 | 西藏自治区农牧科学院水产科学研究所 | Artificial large-scale hatching method and system for Tibet double-whisker-leaf-whisker-fish eggs |
| CN112293315A (en) * | 2020-11-13 | 2021-02-02 | 西藏自治区农牧科学院水产科学研究所 | Large-scale hatching system and method for eggs of Tibetan Lassa nudiflora nojirimus fish |
| CN112314485A (en) * | 2020-12-01 | 2021-02-05 | 李明磊 | Fertilized fish egg hatching equipment |
| CN112544512A (en) * | 2020-12-31 | 2021-03-26 | 赣州市水产研究所 | Method and equipment for hatching and breeding spiny eels |
| CN115067246A (en) * | 2022-07-14 | 2022-09-20 | 淮北聚源渔业有限公司 | Weever hatching egg collecting device |
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| CN101627741A (en) * | 2009-07-23 | 2010-01-20 | 中国水产科学研究院淡水渔业研究中心 | Fry hatchibator |
| CN103621440A (en) * | 2013-11-18 | 2014-03-12 | 常州日美水产科技有限公司 | Incubation system and incubation method of adhesive roe |
| CN108184727A (en) * | 2018-03-22 | 2018-06-22 | 广西壮族自治区水产科学研究院 | A kind of artificial fecundation method of the former carp of crow |
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| CN101627741A (en) * | 2009-07-23 | 2010-01-20 | 中国水产科学研究院淡水渔业研究中心 | Fry hatchibator |
| CN103621440A (en) * | 2013-11-18 | 2014-03-12 | 常州日美水产科技有限公司 | Incubation system and incubation method of adhesive roe |
| CN108184727A (en) * | 2018-03-22 | 2018-06-22 | 广西壮族自治区水产科学研究院 | A kind of artificial fecundation method of the former carp of crow |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111631176A (en) * | 2020-07-22 | 2020-09-08 | 郑昊 | Fry hatching pond device is used to agricultural |
| CN111631176B (en) * | 2020-07-22 | 2022-02-15 | 雷州海茂水产种业科技有限公司 | Fry hatching pond device is used to agricultural |
| CN112293316A (en) * | 2020-11-13 | 2021-02-02 | 西藏自治区农牧科学院水产科学研究所 | Artificial large-scale hatching method and system for Tibet double-whisker-leaf-whisker-fish eggs |
| CN112293315A (en) * | 2020-11-13 | 2021-02-02 | 西藏自治区农牧科学院水产科学研究所 | Large-scale hatching system and method for eggs of Tibetan Lassa nudiflora nojirimus fish |
| CN112293316B (en) * | 2020-11-13 | 2022-06-17 | 西藏自治区农牧科学院水产科学研究所 | Artificial large-scale hatching method and system for Tibet double-whisker spiraea sinensis roes |
| CN112293315B (en) * | 2020-11-13 | 2022-11-04 | 西藏自治区农牧科学院水产科学研究所 | Large-scale hatching system and method for eggs of Tibetan Lassa nudiflora nojirimus fish |
| CN112314485A (en) * | 2020-12-01 | 2021-02-05 | 李明磊 | Fertilized fish egg hatching equipment |
| CN112544512A (en) * | 2020-12-31 | 2021-03-26 | 赣州市水产研究所 | Method and equipment for hatching and breeding spiny eels |
| CN115067246A (en) * | 2022-07-14 | 2022-09-20 | 淮北聚源渔业有限公司 | Weever hatching egg collecting device |
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