CN109122446A - A kind of processing method improving brine shrimp eggs hatching rate - Google Patents
A kind of processing method improving brine shrimp eggs hatching rate Download PDFInfo
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- CN109122446A CN109122446A CN201811017386.1A CN201811017386A CN109122446A CN 109122446 A CN109122446 A CN 109122446A CN 201811017386 A CN201811017386 A CN 201811017386A CN 109122446 A CN109122446 A CN 109122446A
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- hatching
- ovum
- brine shrimp
- shrimp eggs
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- 230000012447 hatching Effects 0.000 title claims abstract description 88
- 241000238426 Anostraca Species 0.000 title claims abstract description 58
- 235000013601 eggs Nutrition 0.000 title claims abstract description 58
- 238000003672 processing method Methods 0.000 title claims abstract description 15
- 102000002322 Egg Proteins Human genes 0.000 claims abstract description 52
- 108010000912 Egg Proteins Proteins 0.000 claims abstract description 52
- 210000004681 ovum Anatomy 0.000 claims abstract description 52
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 31
- 238000000034 method Methods 0.000 claims abstract description 17
- 239000013535 sea water Substances 0.000 claims abstract description 16
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims abstract description 14
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 13
- 239000004575 stone Substances 0.000 claims abstract description 10
- 230000007306 turnover Effects 0.000 claims abstract description 10
- 229910000030 sodium bicarbonate Inorganic materials 0.000 claims abstract description 7
- 235000017557 sodium bicarbonate Nutrition 0.000 claims abstract description 7
- 238000002360 preparation method Methods 0.000 claims abstract description 4
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 12
- 239000007789 gas Substances 0.000 claims description 12
- 241000595940 Notostraca Species 0.000 claims description 7
- RTKIYNMVFMVABJ-UHFFFAOYSA-L thimerosal Chemical compound [Na+].CC[Hg]SC1=CC=CC=C1C([O-])=O RTKIYNMVFMVABJ-UHFFFAOYSA-L 0.000 claims description 6
- 229940033663 thimerosal Drugs 0.000 claims description 6
- 238000005286 illumination Methods 0.000 claims description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 239000013505 freshwater Substances 0.000 claims description 3
- 230000004927 fusion Effects 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 3
- 238000011534 incubation Methods 0.000 claims description 3
- 230000002262 irrigation Effects 0.000 claims description 3
- 238000003973 irrigation Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 238000000386 microscopy Methods 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- 238000002791 soaking Methods 0.000 claims description 3
- 230000001954 sterilising effect Effects 0.000 claims description 3
- 239000008399 tap water Substances 0.000 claims description 3
- 235000020679 tap water Nutrition 0.000 claims description 3
- 238000007654 immersion Methods 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims 1
- 230000001737 promoting effect Effects 0.000 abstract description 4
- 230000001105 regulatory effect Effects 0.000 abstract description 4
- 239000000243 solution Substances 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 235000021122 unsaturated fatty acids Nutrition 0.000 description 3
- 150000004670 unsaturated fatty acids Chemical class 0.000 description 3
- 241000238557 Decapoda Species 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 210000004185 liver Anatomy 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 150000004671 saturated fatty acids Chemical class 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 241000143060 Americamysis bahia Species 0.000 description 1
- 241000238582 Artemia Species 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 102000004895 Lipoproteins Human genes 0.000 description 1
- 108090001030 Lipoproteins Proteins 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 125000003275 alpha amino acid group Chemical group 0.000 description 1
- 238000009360 aquaculture Methods 0.000 description 1
- 244000144974 aquaculture Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 210000001136 chorion Anatomy 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 235000019784 crude fat Nutrition 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 235000019197 fats Nutrition 0.000 description 1
- 230000035558 fertility Effects 0.000 description 1
- VZCCETWTMQHEPK-UHFFFAOYSA-N gamma-Linolensaeure Natural products CCCCCC=CCC=CCC=CCCCCC(O)=O VZCCETWTMQHEPK-UHFFFAOYSA-N 0.000 description 1
- VZCCETWTMQHEPK-QNEBEIHSSA-N gamma-linolenic acid Chemical compound CCCCC\C=C/C\C=C/C\C=C/CCCCC(O)=O VZCCETWTMQHEPK-QNEBEIHSSA-N 0.000 description 1
- 235000020664 gamma-linolenic acid Nutrition 0.000 description 1
- 229960002733 gamolenic acid Drugs 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000012286 potassium permanganate Substances 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 239000001054 red pigment Substances 0.000 description 1
- 235000021067 refined food Nutrition 0.000 description 1
- 150000003839 salts Chemical class 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
- A01K61/50—Culture of aquatic animals of shellfish
- A01K61/59—Culture of aquatic animals of shellfish of crustaceans, e.g. lobsters or shrimps
-
- 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)
Abstract
The invention discloses a kind of processing methods for improving brine shrimp eggs hatching rate, comprising the following steps: a. first chooses high-quality worm's ovum；B. the disinfection of hatching utensil and ovum is carried out again after the completion of step a；C. after the completion of step b, then early-stage preparations are carried out；D. after the completion of step c, the hatching of brine shrimp eggs is carried out again, requirement is selected to brine shrimp eggs by improving, in hatching can initially effective control be carried out to the hatching rate of brine shrimp eggs, cooperate the pH value of NaHCO3 regulating water quality, remain at it between 7.5-8.5, high density hatching plus NAHCO3 are used to neutralize the CO2 of generation, increase the hatching rate of brine shrimp eggs, secondly in Conventional procedures, add a mesh grid turn-over operation, gas stone can be cooperated to remain suspended in brine shrimp eggs in seawater, water body is set to roll, it avoids forming dead angle in cylinder bottom, further increase the hatching rate of brine shrimp eggs, convenient for promoting the use of.
Description
Technical field
The present invention relates to brine shrimp eggs hatching method technical field, specially a kind of processing for improving brine shrimp eggs hatching rate
Method.
Background technique
Brine shrimp eggs are also referred to as boiled shrimps with shell in salt water, are widely considered as a kind of important biological feed.It holds to bad environment
Strong adaptability, and there is preferable fertility.Brine shrimp eggs larva has high nutriment, therefore brine shrimp eggs are
Fish, shrimp and the fabulous biological feed of crab, brine shrimp eggs protein rich in, amino acid form complete, crude fat content
Relatively high, wherein unsaturated fatty acid is higher than saturated fatty acid, and the unsaturated fatty acid with shell ovum is 48.15%, and shell ovum
It is 54.82%.Saturated fatty acid with shell ovum is 1.5 times of shelling ovum.The shell of brine shrimp eggs is a kind of iron content lipoprotein, fish and
The young of shrimp cannot digest it.But zoopery proves that mouse can digest artemia chorion, so being processed food with brine shrimp eggs
Shell need not be considered the problems of, and the unsaturated fatty acid, the inorganic elements comparision contents in shell that have are high, such as DHA (22 carbon
Acid), Se, Zn, Fe etc.；The edible brine shrimp eggs for crushing, shelling can improve gamma-linolenic acid (the required fat in Animal Liver
Acid), and DHA and EPA are apparently higher than control group.Another is characterized in the content that can significantly improve Fe2+ in liver, and Fe2+ is blood
The main component of red pigment, therefore brine shrimp eggs can be used as a kind of hematinic, and eats brine shrimp eggs and brain protein content can be improved.
It is used currently, brine shrimp eggs hatching method in the market can cooperate fairy shrimp to cultivate, but in actual use,
To in the hatching process of brine shrimp eggs, the hatching rate for how improving brine shrimp eggs is the project studied always, for quantitative
The method that brine shrimp eggs improve hatching rate is one of the major way for reducing economic input, and aquaculture has this greatly emerging
Interest, and existing hatching pattern lacks and effectively selects in advance, for the pH value of water quality, also lacks supervision, these all great drops
Low hatching rate easily causes oophyte to accumulate secondly in the case where brine shrimp eggs accumulation, unfavorable to hatching, these are all practical
In the presence of and urgent problem.
Summary of the invention
The technical problem to be solved by the present invention is to overcome the defects of the prior art, provide a kind of raising brine shrimp eggs hatching rate
Processing method, by improve requirements is selected to brine shrimp eggs, hatch the hatching rate of brine shrimp eggs can initially be carried out
Effective control cooperates the pH value of NaHCO3 regulating water quality, remains at it between 7.5-8.5, and high density hatching adds
NAHCO3 is used to neutralize the CO2 of generation, increases the hatching rate of brine shrimp eggs, secondly in Conventional procedures, adds one
The operation of mesh grid turn-over, can cooperate gas stone to remain suspended in brine shrimp eggs in seawater, water body is made to roll, avoid being formed in cylinder bottom
Dead angle further increases the hatching rate of brine shrimp eggs, convenient for promoting the use of.
To solve the above problems, the invention provides the following technical scheme: a kind of processing side for improving brine shrimp eggs hatching rate
Method, comprising the following steps:
A. high-quality worm's ovum is chosen first；
B. the disinfection of hatching utensil and ovum is carried out again after the completion of step a；
C. after the completion of step b, then early-stage preparations are carried out；
D. after the completion of step c, then the hatching of brine shrimp eggs is carried out.
As a kind of preferred embodiment of the invention, in the step a: the current brine shrimp eggs in hatching need to use
Dry ovum, with worm's ovum even particle size, solid colour, aridity is high, and good dispersion degree is preferred, and worm's ovum should be in pitting table tennis under microscopy
Pang it is spherical, no damaged or breakage rate is low, and round ovum is mostly wet ovum or empty ovum, and the incubation period is generally within for 24 hours.
As a kind of preferred embodiment of the invention, in the step b: cooperating potassium permanganate with formalin 20ppm
Solution 10ppm forms thimerosal, cleans hatching tank with brush cooperation thimerosal and gas tube uses clear water after placing 1-2H
Irrigation and disinfection liquid is until free from extraneous odour；After worm's ovum is cleaned removing impurity with tap water, it is placed in the mesh belt of 140 mesh and impregnates sea
Water makes worm's ovum soften, and wherein the salinity of seawater is 30%, worm's ovum is then impregnated 10min in the formalin of 20ppm, with filter
Net collects the worm's ovum after disinfection, and is sufficiently taken a shower 12min with clear water, then with freshwater soaking 8min or so.
As a kind of preferred embodiment of the invention, in the step c: the seawater after sterilizing will be filled in hatching barrel,
It is put into gas stone, is sufficiently aerated, the worm's ovum after disinfection is then added, during which needs continuous charge, water body is made to roll, avoid in cylinder bottom shape
At dead angle.
It further include its hatching method in the step d as a kind of preferred embodiment of the invention, step includes such as
Under；
S1, first hatching density are preferred with 3-5g/L, and seawater salinity is preferred with 26%-28%, more than 30% hatching rate
Relatively low, water temperature needs to be maintained at 23 DEG C -28 DEG C, the success rate of hatching is just influenced whether less than 8 DEG C or higher than 48 DEG C, wherein dissolving
Oxygen demand is remained above 2.5mg/L；
After S2, step S1, illumination condition needs to dispose the fluorescent lamp of two 45-65w, light above each hatching barrel
It needs to be maintained at 1200-2200LX according to intensity to be preferred；
After S3, step S2, then water quality is detected, need to guarantee pH value: be preferred with 7.5-8.5, it is too low available
NaHCO3 is adjusted, and the total amount added every time is not higher than 2%, and fusion, mixing time 5min need to be sufficiently stirred；
After S4, step S3, turn-over need to be carried out to worm's ovum, worm's ovum is avoided to occur being unevenly distributed and accumulate for a long time feelings
Condition, the every 3H of this work carry out once, mesh grid need to being cooperated to be operated, and the turn-over time is not less than 15min；
After S5, step S4, then the fairy shrimp of hatching is collected, in order to further hot housing, need by
The plastic paper of black covers hatching barrel, after detaching to gas stone, 10min or so is stood, by the draining of hatching barrel bottom
Valve is opened, and cooperation receives worm net in water outlet, is collected to fairy shrimp.
Compared with prior art, beneficial effects of the present invention are as follows:
Brine shrimp eggs are selected requirement by improving by a kind of processing method for improving brine shrimp eggs hatching rate of the present invention,
Can initially effective control be carried out to the hatching rate of brine shrimp eggs in hatching, cooperate the pH value of NaHCO3 regulating water quality, make its beginning
It is maintained between 7.5-8.5 eventually, high density hatching adds NAHCO3 to be used to neutralize the CO2 of generation, increases the hatching of brine shrimp eggs
Rate adds a mesh grid turn-over operation, gas stone can be cooperated to remain suspended in brine shrimp eggs secondly in Conventional procedures
In seawater, water body is made to roll, avoids forming dead angle in cylinder bottom, further increase the hatching rate of brine shrimp eggs, make convenient for promoting
With.
Specific embodiment
The present invention provides a kind of technical solution: a kind of processing method improving brine shrimp eggs hatching rate, comprising the following steps:
A. high-quality worm's ovum is chosen first；
B. the disinfection of hatching utensil and ovum is carried out again after the completion of step a；
C. after the completion of step b, then early-stage preparations are carried out；
D. after the completion of step c, then the hatching of brine shrimp eggs is carried out.
In the step a: the current brine shrimp eggs in hatching need to use dry ovum, with worm's ovum even particle size, color
Unanimously, aridity is high, and good dispersion degree is preferred, and worm's ovum should rattle spherical in pitting under microscopy, and no damaged or breakage rate is low, round
Ovum is mostly wet ovum or empty ovum, and the incubation period is generally within for 24 hours.
In the step b: forming thimerosal with formalin 20ppm cooperation liquor potassic permanganate 10ppm, cooperated with brush
Thimerosal cleaning hatching tank and gas tube, after placing 1-2H, with clear water irrigation and disinfection liquid until free from extraneous odour；By worm's ovum
It is cleaned with tap water after removing impurity, being placed on immersion seawater in the mesh belt of 140 mesh makes worm's ovum soften, and wherein the salinity of seawater is
30%, worm's ovum is then impregnated into 10min in the formalin of 20ppm, collects the worm's ovum after disinfection with strainer, and filled with clear water
Divide shower 12min, then with freshwater soaking 8min or so.
In the step c: the seawater after sterilizing will be filled in hatching barrel, be put into gas stone, be sufficiently aerated, disinfection is then added
Worm's ovum afterwards, during which needs continuous charge, and water body is made to roll, and avoids forming dead angle in cylinder bottom.
It further include its hatching method in the step d, step includes as follows；
S1, first hatching density are preferred with 3-5g/L, and seawater salinity is preferred with 26%-28%, more than 30% hatching rate
Relatively low, water temperature needs to be maintained at 23 DEG C -28 DEG C, the success rate of hatching is just influenced whether less than 8 DEG C or higher than 48 DEG C, wherein dissolving
Oxygen demand is remained above 2.5mg/L；
After S2, step S1, illumination condition needs to dispose the fluorescent lamp of two 45-65w, light above each hatching barrel
It needs to be maintained at 1200-2200LX according to intensity to be preferred；
After S3, step S2, then water quality is detected, need to guarantee pH value: be preferred with 7.5-8.5, it is too low available
NaHCO3 is adjusted, and the total amount added every time is not higher than 2%, and fusion, mixing time 5min need to be sufficiently stirred；
After S4, step S3, turn-over need to be carried out to worm's ovum, worm's ovum is avoided to occur being unevenly distributed and accumulate for a long time feelings
Condition, the every 3H of this work carry out once, mesh grid need to being cooperated to be operated, and the turn-over time is not less than 15min；
After S5, step S4, then the fairy shrimp of hatching is collected, in order to further hot housing, need by
The plastic paper of black covers hatching barrel, after detaching to gas stone, 10min or so is stood, by the draining of hatching barrel bottom
Valve is opened, and cooperation receives worm net in water outlet, is collected to fairy shrimp.
In a kind of processing method for improving brine shrimp eggs hatching rate, selecting for brine shrimp eggs is wanted by improving first
It asks, can initially carry out effective control to the hatching rate of brine shrimp eggs in hatching, cooperate the pH value of NaHCO3 regulating water quality, make it
It remains between 7.5-8.5, high density hatching adds NAHCO3 to be used to neutralize the CO2 of generation, increases incubating for brine shrimp eggs
Rate adds a mesh grid turn-over operation, can cooperate gas stone that brine shrimp eggs is made to keep suspending secondly in Conventional procedures
In the seawater, so that water body is rolled, avoid forming dead angle in cylinder bottom, further increase the hatching rate of brine shrimp eggs, convenient for promoting
It uses.
A kind of now common hatching of processing method and certain market of made raising brine shrimp eggs hatching rate through the invention
Method carries out Experimental Comparison, and test process is as follows；
1, cooperate test paper method, the solarization of tested water quality is collected, 1 grammes per square metre water quality is weighed, is put into test tube and sufficiently shakes, to solution
After clarification, measured with PH test paper.
2, two kinds of processing methods are compared, store the worm's ovum of homogenous quantities, the adult after hatching is collected
Calculating comparison is carried out to hatching rate.
Test data is as follows:
| PH/㎡ | Hatching rate/% | |
| Embodiment 1 | 6.2 | ≥76 |
| Reinspection | 6.4 | ≥77 |
| Comparative example 1 | 7.7 | ≥92.4 |
Through Experimental comparison, a kind of processing method of raising brine shrimp eggs hatching rate made by the present invention has pH value steady
Feature fixed, hatching rate is high.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, for this field skill
For art personnel, it is clear that invention is not limited to the details of the above exemplary embodiments, and without departing substantially from spirit of the invention or
In the case where essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action
Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state
Bright restriction, it is intended that including all changes that fall within the meaning and scope of the equivalent elements of the claims in the present invention
It is interior.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, although referring to aforementioned reality
Applying example, invention is explained in detail, for those skilled in the art, still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features.It is all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (5)
1. a kind of processing method for improving brine shrimp eggs hatching rate, it is characterised in that: the following steps are included:
A. high-quality worm's ovum is chosen first；
B. the disinfection of hatching utensil and ovum is carried out again after the completion of step a；
C. after the completion of step b, then early-stage preparations are carried out；
D. after the completion of step c, then the hatching of brine shrimp eggs is carried out.
2. a kind of processing method for improving brine shrimp eggs hatching rate according to claim 1, it is characterised in that: the step
In a: the current brine shrimp eggs in hatching need to use dry ovum, and with worm's ovum even particle size, solid colour, aridity is high, point
Divergence is preferred well, and worm's ovum should rattle spherical in pitting under microscopy, and no damaged or breakage rate is low, and round ovum is mostly wet ovum or sky
Ovum, the incubation period is generally within for 24 hours.
3. a kind of processing method for improving brine shrimp eggs hatching rate according to claim 1, it is characterised in that: the step
In b: forming thimerosal with formalin 20ppm cooperation liquor potassic permanganate 10ppm, clean hatching tank with brush cooperation thimerosal
And gas tube, after placing 1-2H, with clear water irrigation and disinfection liquid until free from extraneous odour；Worm's ovum is cleaned into removing with tap water
After impurity, being placed on immersion seawater in the mesh belt of 140 mesh makes worm's ovum soften, and wherein the salinity of seawater is 30%, and then worm's ovum exists
10min is impregnated in the formalin of 20ppm, collects the worm's ovum after disinfection with strainer, and sufficiently taken a shower 12min with clear water, then
With freshwater soaking 8min or so.
4. a kind of processing method for improving brine shrimp eggs hatching rate according to claim 1, it is characterised in that: the step
In c: the seawater after sterilizing will be filled in hatching barrel, be put into gas stone, be sufficiently aerated, the worm's ovum after disinfection is then added, during which need to
Continuous charge makes water body roll, and avoids forming dead angle in cylinder bottom.
5. a kind of processing method for improving brine shrimp eggs hatching rate according to claim 1, it is characterised in that: the step
It further include its hatching method in d, step includes as follows；
S1, first hatching density are preferred with 3-5g/L, and seawater salinity is preferred with 26%-28%, and more than 30% hatching rate is relatively low,
Water temperature needs to be maintained at 23 DEG C -28 DEG C, and the success rate of hatching is just influenced whether less than 8 DEG C or higher than 48 DEG C, and wherein dissolved oxygen needs
It is remained above 2.5mg/L；
After S2, step S1, illumination condition needs to dispose the fluorescent lamp of two 45-65w above each hatching barrel, and illumination is strong
Degree needs to be maintained at 1200-2200LX and is preferred；
After S3, step S2, then water quality is detected, need to guarantee pH value: be preferred with 7.5-8.5, too low available NaHCO3
It adjusts, the total amount added every time is not higher than 2%, and fusion, mixing time 5min need to be sufficiently stirred；
After S4, step S3, turn-over need to be carried out to worm's ovum, avoid worm's ovum from occurring being unevenly distributed and accumulate situation for a long time, this
Item works every 3H progress once, mesh grid need to be cooperated to be operated, the turn-over time is not less than 15min；
After S5, step S4, then the fairy shrimp of hatching is collected, it, need to be by black in order to further hot housing
Plastic paper cover hatching barrel, after detaching to gas stone, 10min or so is stood, by the water discharging valve of hatching barrel bottom
It opens, cooperation receives worm net in water outlet, is collected to fairy shrimp.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110301385A (en) * | 2019-08-16 | 2019-10-08 | 渤海水产股份有限公司 | A method of cultivation fairy shrimp |
| CN110800654A (en) * | 2019-12-09 | 2020-02-18 | 苏州金澄福渔业科技有限公司 | Method for domesticating micropterus salmoides fingerlings in specification |
| CN112602636A (en) * | 2020-12-18 | 2021-04-06 | 天津科技大学 | High-density artemia egg hatching method fully utilizing hatching water body |
| CN114680083A (en) * | 2022-05-05 | 2022-07-01 | 重庆医科大学 | Preparation method and application of sterile fairy shrimp |
| CN115399265A (en) * | 2022-09-01 | 2022-11-29 | 海南慈德高科技渔业有限公司 | Method for hatching artemia cysts |
-
2018
- 2018-09-01 CN CN201811017386.1A patent/CN109122446A/en not_active Withdrawn
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110301385A (en) * | 2019-08-16 | 2019-10-08 | 渤海水产股份有限公司 | A method of cultivation fairy shrimp |
| CN110800654A (en) * | 2019-12-09 | 2020-02-18 | 苏州金澄福渔业科技有限公司 | Method for domesticating micropterus salmoides fingerlings in specification |
| CN112602636A (en) * | 2020-12-18 | 2021-04-06 | 天津科技大学 | High-density artemia egg hatching method fully utilizing hatching water body |
| CN112602636B (en) * | 2020-12-18 | 2022-01-18 | 天津科技大学 | High-density artemia egg hatching method fully utilizing hatching water body |
| CN114680083A (en) * | 2022-05-05 | 2022-07-01 | 重庆医科大学 | Preparation method and application of sterile fairy shrimp |
| CN115399265A (en) * | 2022-09-01 | 2022-11-29 | 海南慈德高科技渔业有限公司 | Method for hatching artemia cysts |
| CN115399265B (en) * | 2022-09-01 | 2024-01-26 | 海南慈德高科技渔业有限公司 | Hatching method for artemia cysts |
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Application publication date: 20190104 |