CN109349177A - The method of oyster and microalgae mixed breed - Google Patents

The method of oyster and microalgae mixed breed Download PDF

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Publication number
CN109349177A
CN109349177A CN201811386447.1A CN201811386447A CN109349177A CN 109349177 A CN109349177 A CN 109349177A CN 201811386447 A CN201811386447 A CN 201811386447A CN 109349177 A CN109349177 A CN 109349177A
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suspension column
oyster
microalgae
algae
column
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张项春
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K61/00Culture of aquatic animals
    • A01K61/50Culture of aquatic animals of shellfish
    • A01K61/54Culture of aquatic animals of shellfish of bivalves, e.g. oysters or mussels
    • A01K61/55Baskets therefor
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N1/00Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
    • C12N1/12Unicellular algae; Culture media therefor
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/80Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
    • Y02A40/81Aquaculture, e.g. of fish

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
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  • Bioinformatics & Cheminformatics (AREA)
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  • Microbiology (AREA)
  • Tropical Medicine & Parasitology (AREA)
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  • Biomedical Technology (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Cell Biology (AREA)
  • Animal Husbandry (AREA)
  • Biochemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Farming Of Fish And Shellfish (AREA)

Abstract

The invention discloses the methods of a seed oyster and microalgae mixed breed, 1) it is the following steps are included: construct hanging apparatus, the hanging apparatus includes guide pile, suspension column and attachment matrix, the suspension column includes upper suspension column and lower suspension column, the hollow pillar that the suspension column is made by the transparent polypropylene plastics net that aperture is 2~5cm, the top of the upper suspension column is uncovered structure, air bag is provided in the lower suspension column, the outer surface of the lower suspension column is provided with hook, the attachment matrix is suspended on the lower suspension column by the hook, the attachment matrix is in series by multiple breeding boxes, the lower suspension column lower end and the upper end of upper suspension column pass through lower cable respectively and upper hawser is fixed on the guide pile;2) both culturing microalgae;3) oyster culture;4) aquaculture management.The oyster of the method for the present invention cultivation has the characteristics that taurine and unsaturated fatty acid content are high.

Description

The method of oyster and microalgae mixed breed
Technical field
The present invention relates to mariculture technology fields.It is supported it is more particularly related to which a seed oyster is mixed with microalgae The method grown.
Background technique
Oyster, which is rich in, contains glycogen, and taurine, 10 kinds of essential amino acids, glutathione, vitamin A, B1, B2, D are inorganic Matter such as copper, zinc, manganese, barium, phosphorus and calcium etc., it is so far that leucine contained therein, arginine, citrulling content are most abundant The content that the mankind are had found one of marine species the highest.Also, the delicious meat of oyster, it is full of nutrition, it is deep by numerous people Like.However, traditional oyster culture is mostly cultivated with oyster string, which is adsorbed loosely due to oyster It is easy to fall off, causes the oyster underproduction.
Summary of the invention
It is excellent it is an object of the invention to solve at least the above problems and/or defect, and provide at least to will be described later Point.
It is a still further object of the present invention to provide the methods of a seed oyster and microalgae mixed breed, can be improved oyster production It measures and adequately utilizes marine environment space, increase comprehensive income.
In order to realize these purposes and other advantages according to the present invention, a seed oyster and microalgae mixed breed are provided Method comprising following steps:
1) hanging apparatus is constructed, the hanging apparatus includes guide pile, suspension column and attachment matrix, the suspension column packet Include suspension column and lower suspension column, the open tubular column that the suspension column is made by the transparent polypropylene plastics net that aperture is 2~5cm Son, the top of the upper suspension column are uncovered structure, are provided with air bag, the outside table of the lower suspension column in the lower suspension column Face is provided with hook, and the attachment matrix is suspended on the lower suspension column by the hook, and the attachment matrix is by multiple Breeding box is in series, and the breeding box is made by mesh material, the upper end of the lower suspension column lower end and upper suspension column It is fixed on the guide pile by lower cable and upper hawser respectively;
2) both culturing microalgae, by transparent cultivation it is packed enter the upper suspension column in, into the cultivation bag be packed into microalgae training Nutrient solution, is inoculated with microalgae algae, and microalgae is conventionally cultivated;
3) oyster culture after of the right age oyster seedling is packed into the breeding box, attachment matrix is suspended on described lower outstanding It is cultivated on the hook of floating column;
4) aquaculture management adjusts the content of gas in air bag according to weather condition, when encountering typhoon weather, reduces air bag For the content of middle gas so that suspension column is sunk in seawater, when weather is preferable, the past air bag is pumped into air, makes on suspension column It is floating, the microalgae and oyster are cultivated, persistently to obtain the microalgae and oyster.
Preferably, the section of the lower suspension column is up big and down small truncated cone-shaped.It is arranged by truncated cone-shaped, is suspension column More difficult rollover reduces the pressure carried needed for cotton rope.
Preferably, the microalgae is in haematococcus pluvialis, spirulina, chlorella, Dunaliella salina and triangle brown fat algae Any one.
Preferably, the microalgae is triangle brown fat algae, the cultivation density OD of the triangle brown fat algae560When greater than 0.5, The part triangle brown fat algae cultivated in bag is pumped out in breeding environment and is eaten so that oyster filters, culture is added in the cultivation bag Liquid continues to cultivate triangle brown fat algae.
Preferably, elevating mechanism is provided on the guide pile, the main push-towing rope well rope is fixed on the elevating mechanism.
Preferably, the elevating mechanism be screw lift, the screw lift include rotary shaft, fixture nut, Sleeve and connecting rod, the fixture nut are fixed on the guide pile, and the rotary shaft passes through the fixture nut so that institute It states rotary shaft to move up and down along the guide pile, the sleeve is movably nested in the rotary shaft so that rotary shaft and sleeve It can relatively rotate, the sleeve is fixedly connected with the connecting rod, and the connecting rod is connect with the upper hawser and lower cable.
Preferably, the hawser is polyethylene rope.
Preferably, the cultivation of the oyster further includes the intensive culture stage, and the intensive culture stage is to harvest preceding 2~March, institute The cultural method for stating the intensive culture stage is to drag the hanging apparatus to the seawater region full of nutrition.
The present invention is include at least the following beneficial effects: by suspension column and lower suspension column in setting, upper suspension column is for supporting Microalgae is grown, lower suspension column is used for oyster culture, takes full advantage of marine environment space;Air bag is set in lower suspension column, is passed through It is big to avoid to adjust its depth in the seawater to adjust the buoyancy size of how much adjusting suspension columns of gas content in air bag Stormy waves causes the oyster peeling of attachment;By can effectively cover illumination in upper layer cultivating microalgae, promote the growth of oyster;When When needing to reduce the depth of suspension column in the seawater, the content of gas in air bag is reduced, and suspension column is reduced by elevating mechanism Height, reached and hidden platform wind action;By in breeding box, oyster peeling being avoided to cause the underproduction oyster culture.
Further advantage, target and feature of the invention will be partially reflected by the following instructions, and part will also be by this The research and practice of invention and be understood by the person skilled in the art.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of elevating mechanism in one embodiment of the present of invention.
1, guide pile;2, rotary shaft;3, fixture nut;4, sleeve;5, connecting rod.
Specific embodiment
Present invention will be described in further detail below with reference to the accompanying drawings, to enable those skilled in the art referring to specification text Word can be implemented accordingly.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein do not allot one or more The presence or addition of a other elements or combinations thereof.
Embodiment 1
The method of one seed oyster and microalgae mixed breed comprising following steps:
1) hanging apparatus is constructed, the hanging apparatus includes guide pile, suspension column and attachment matrix, the suspension column packet Include suspension column and lower suspension column, the hollow pillar that the suspension column is made by the transparent polypropylene plastics net that aperture is 2cm, The top of the upper suspension column is uncovered structure, is provided with air bag, the outer surface of the lower suspension column in the lower suspension column It is provided with hook, the attachment matrix is suspended on the lower suspension column by the hook, and the attachment matrix is supported by multiple Cassette in series composition is grown, the breeding box is made by mesh material, the upper end point of the lower suspension column lower end and upper suspension column It is not fixed on the guide pile by lower cable and upper hawser;
2) both culturing microalgae, by transparent cultivation it is packed enter the upper suspension column in, into the cultivation bag be packed into microalgae training Nutrient solution, is inoculated with microalgae algae, and microalgae is conventionally cultivated;
3) oyster culture after of the right age oyster seedling is packed into the breeding box, attachment matrix is suspended on described lower outstanding It is cultivated on the hook of floating column;
4) aquaculture management adjusts the content of gas in air bag according to weather condition, when encountering typhoon weather, reduces air bag For the content of middle gas so that suspension column is sunk in seawater, when weather is preferable, the past air bag is pumped into air, makes on suspension column It is floating, the microalgae and oyster are cultivated, persistently to obtain the microalgae and oyster.
Embodiment 2
The method of one seed oyster and microalgae mixed breed comprising following steps:
1) hanging apparatus is constructed, the hanging apparatus includes guide pile, suspension column and attachment matrix, the suspension column packet Include suspension column and lower suspension column, the hollow pillar that the suspension column is made by the transparent polypropylene plastics net that aperture is 2cm, The top of the upper suspension column is uncovered structure, and the section of the lower suspension column is up big and down small truncated cone-shaped, the lower suspension Air bag is provided in column, the outer surface of the lower suspension column is provided with hook, and the attachment matrix is hung by the hook On the lower suspension column, the attachment matrix is in series by multiple breeding boxes, and the breeding box is done by mesh material At the upper end of the lower suspension column lower end and upper suspension column passes through lower cable respectively and upper hawser is fixed on the guide pile;
2) both culturing microalgae, by transparent cultivation it is packed enter the upper suspension column in, be packed into phaeodactylum tricornutum into the cultivation bag Rouge algae culturing liquid, is inoculated with triangle brown fat algae algae, and triangle brown fat algae is conventionally cultivated;
3) oyster culture after of the right age oyster seedling is packed into the breeding box, attachment matrix is suspended on described lower outstanding It is cultivated on the hook of floating column;
4) aquaculture management adjusts the content of gas in air bag according to weather condition, when encountering typhoon weather, reduces air bag For the content of middle gas so that suspension column is sunk in seawater, when weather is preferable, the past air bag is pumped into air, makes on suspension column It is floating, the microalgae and oyster are cultivated, persistently to obtain the microalgae and oyster.
Embodiment 3
The method of one seed oyster and microalgae mixed breed comprising following steps:
1) hanging apparatus is constructed, the hanging apparatus includes guide pile, suspension column and attachment matrix, the suspension column packet Include suspension column and lower suspension column, the hollow pillar that the suspension column is made by the transparent polypropylene plastics net that aperture is 2cm, The top of the upper suspension column is uncovered structure, and the section of the lower suspension column is up big and down small truncated cone-shaped, the lower suspension Air bag is provided in column, the outer surface of the lower suspension column is provided with hook, and the attachment matrix is hung by the hook On the lower suspension column, the attachment matrix is in series by multiple breeding boxes, and the breeding box is done by mesh material At the upper end of the lower suspension column lower end and upper suspension column passes through lower cable respectively and upper hawser is fixed on the guide pile;
2) both culturing microalgae, by transparent cultivation it is packed enter the upper suspension column in, be packed into phaeodactylum tricornutum into the cultivation bag Rouge algae culturing liquid, is inoculated with triangle brown fat algae algae, and triangle brown fat algae is conventionally cultivated;Wherein, the phaeodactylum tricornutum The cultivation density OD of rouge algae560When greater than 0.5, the part triangle brown fat algae cultivated in bag is pumped out in breeding environment for male Oyster filter is eaten, and adds culture solution in the cultivation bag, continues to cultivate triangle brown fat algae.
3) oyster culture after of the right age oyster seedling is packed into the breeding box, attachment matrix is suspended on described lower outstanding It is cultivated on the hook of floating column;
4) aquaculture management adjusts the content of gas in air bag according to weather condition, when encountering typhoon weather, reduces air bag For the content of middle gas so that suspension column is sunk in seawater, when weather is preferable, the past air bag is pumped into air, makes on suspension column It is floating, the microalgae and oyster are cultivated, persistently to obtain the microalgae and oyster.
Embodiment 4
The method of one seed oyster and microalgae mixed breed comprising following steps:
1) hanging apparatus is constructed, the hanging apparatus includes guide pile, suspension column and attachment matrix, the suspension column packet Include suspension column and lower suspension column, the hollow pillar that the suspension column is made by the transparent polypropylene plastics net that aperture is 3cm, The top of the upper suspension column is uncovered structure, and the section of the lower suspension column is up big and down small truncated cone-shaped, the lower suspension Air bag is provided in column, the outer surface of the lower suspension column is provided with hook, and the attachment matrix is hung by the hook On the lower suspension column, the attachment matrix is in series by multiple breeding boxes, and the breeding box is done by mesh material At the upper end of the lower suspension column lower end and upper suspension column passes through lower cable respectively and upper hawser is fixed on the guide pile On elevating mechanism;
2) both culturing microalgae, by transparent cultivation it is packed enter the upper suspension column in, be packed into phaeodactylum tricornutum into the cultivation bag Rouge algae culturing liquid, is inoculated with triangle brown fat algae algae, and triangle brown fat algae is conventionally cultivated;Wherein, the phaeodactylum tricornutum The cultivation density OD of rouge algae560When greater than 0.5, the part triangle brown fat algae cultivated in bag is pumped out in breeding environment for male Oyster filter is eaten, and adds culture solution in the cultivation bag, continues to cultivate triangle brown fat algae.
3) oyster culture after of the right age oyster seedling is packed into the breeding box, attachment matrix is suspended on described lower outstanding It is cultivated on the hook of floating column;
4) aquaculture management adjusts the content of gas in air bag according to weather condition, when encountering typhoon weather, reduces air bag For the content of middle gas so that suspension column is sunk in seawater, when weather is preferable, the past air bag is pumped into air, makes on suspension column It is floating, the microalgae and oyster are cultivated, persistently to obtain the microalgae and oyster.
Embodiment 5
As shown in Figure 1, the method for a seed oyster and microalgae mixed breed comprising following steps:
1) hanging apparatus is constructed, the hanging apparatus includes guide pile 1, suspension column and attachment matrix, the suspension column Including upper suspension column and lower suspension column, the suspension column is by the open tubular column that is made into of transparent polypropylene plastics net that aperture is 5cm Son, the top of the upper suspension column are uncovered structure, and the section of the lower suspension column is up big and down small truncated cone-shaped, described lower outstanding Air bag is provided in floating column, the outer surface of the lower suspension column is provided with hook, and the attachment matrix is outstanding by the hook It hangs on the lower suspension column, the attachment matrix is in series by multiple breeding boxes, and the breeding box is by mesh material It is made into, the upper end of the lower suspension column lower end and upper suspension column passes through lower cable respectively and upper hawser is fixed on the guide pile 1 On elevating mechanism on, the elevating mechanism be screw lift, the screw lift include rotary shaft 2, fixture nut 3, Sleeve 4 and connecting rod 5, the fixture nut 3 are fixed on the guide pile 1, and the rotary shaft 2 passes through the fixture nut 3 So that the rotary shaft 2 is moved up and down along the guide pile 1, the sleeve 4 be movably nested in the rotary shaft 2 so that The rotation of rotary shaft relative sleeve, the sleeve 4 is fixedly connected with the connecting rod 5, the connecting rod 5 and the upper hawser and under Hawser connection.
2) both culturing microalgae, by transparent cultivation it is packed enter the upper suspension column in, be packed into phaeodactylum tricornutum into the cultivation bag Rouge algae culturing liquid, is inoculated with triangle brown fat algae algae, and triangle brown fat algae is conventionally cultivated;Wherein, the phaeodactylum tricornutum The cultivation density OD of rouge algae560When greater than 0.5, the part triangle brown fat algae cultivated in bag is pumped out in breeding environment for male Oyster filter is eaten, and adds culture solution in the cultivation bag, continues to cultivate triangle brown fat algae.
3) oyster culture after of the right age oyster seedling is packed into the breeding box, attachment matrix is suspended on described lower outstanding It is cultivated on the hook of floating column.
4) aquaculture management adjusts the content of gas in air bag according to weather condition, when encountering typhoon weather, reduces air bag For the content of middle gas so that suspension column is sunk in seawater, when weather is preferable, the past air bag is pumped into air, makes on suspension column It is floating, the microalgae and oyster are cultivated, persistently to obtain the microalgae and oyster.
Embodiment 6
The method of one seed oyster and microalgae mixed breed comprising following steps:
1) hanging apparatus is constructed, the hanging apparatus includes guide pile 1, suspension column and attachment matrix, the suspension column Including upper suspension column and lower suspension column, the suspension column is by the open tubular column that is made into of transparent polypropylene plastics net that aperture is 2cm Son, the top of the upper suspension column are uncovered structure, and the section of the lower suspension column is up big and down small truncated cone-shaped, described lower outstanding Air bag is provided in floating column, the outer surface of the lower suspension column is provided with hook, and the attachment matrix is outstanding by the hook It hangs on the lower suspension column, the attachment matrix is in series by multiple breeding boxes, and the breeding box is by mesh material It is made into, the upper end of the lower suspension column lower end and upper suspension column passes through lower cable respectively and upper hawser is fixed on the guide pile 1 On elevating mechanism on, the elevating mechanism be screw lift.
2) both culturing microalgae, by transparent cultivation it is packed enter the upper suspension column in, be packed into phaeodactylum tricornutum into the cultivation bag Rouge algae culturing liquid, is inoculated with triangle brown fat algae algae, and triangle brown fat algae is conventionally cultivated;Wherein, the phaeodactylum tricornutum The cultivation density OD of rouge algae560When greater than 0.5, the part triangle brown fat algae cultivated in bag is pumped out in breeding environment for male Oyster filter is eaten, and adds culture solution in the cultivation bag, continues to cultivate triangle brown fat algae.
3) oyster culture after of the right age oyster seedling is packed into the breeding box, attachment matrix is suspended on described lower outstanding It is cultivated on the hook of floating column.
4) aquaculture management adjusts the content of gas in air bag according to weather condition, when encountering typhoon weather, reduces air bag For the content of middle gas so that suspension column is sunk in seawater, when weather is preferable, the past air bag is pumped into air, makes on suspension column It is floating, the microalgae and oyster are persistently cultivated, to obtain the microalgae and oyster, wherein the cultivation of the oyster further includes intensive culture Stage, the intensive culture stage are March before harvesting, and the cultural method in the intensive culture stage is to drag the hanging apparatus to described Seawater region full of nutrition.
Embodiment 7
Comparative example 1, upper suspension column not cultivating microalgae, other cultural methods are identical with the cultural method of embodiment 1, system It counts 100 attachment matrix oysters to be averaged head size, the results are shown in Table 1.
Comparative example 2, oyster do not feed triangle brown fat algae, other cultural methods and the complete phase of embodiment 5 in the breeding process Together, Taurine In Ostrea Rivularis and unsaturated fatty acid content are detected, the results are shown in Table 2.
1 oyster Individual Size of table
Individual weight (g)
Comparative example 1 160.7
Embodiment 1 245.2
As can be known from Table 1, embodiment 1 is compared with comparative example 1, and the average individual weight of oyster increases 52.6%, original Growth because being microalgae absorbs more illumination, and lower illumination promotes the filter food of oyster in water, therefore promotes male The growth of oyster.
2 taurine of table and unsaturated fatty acid content detect
Taurine (mg/g) Unsaturated fatty acid (mg/g)
Comparative example 2 2.8 20.6
Embodiment 5 4.6 51.6
As can be known from Table 2, embodiment 5 is compared with comparative example 2, and content of taurine improves 64% or more, unsaturated lipid Fat acid content improves 150% or more, it is seen then that taurine and not can significantly be improved by feeding triangle brown fat algae in the breeding process The content of saturated fatty acid, also, the oyster average individual size in embodiment 5 is 273.4g, than the oyster in embodiment 1 Body size has increased weight 12%.
Although the embodiments of the present invention have been disclosed as above, but its is not only in the description and the implementation listed With.It can be applied to various suitable the field of the invention completely.It for those skilled in the art, can be easily Realize other modification.Therefore without departing from the general concept defined in the claims and the equivalent scope, the present invention is simultaneously unlimited In specific details and legend shown and described herein.

Claims (8)

1. the method for a seed oyster and microalgae mixed breed, which comprises the following steps:
1) hanging apparatus is constructed, the hanging apparatus includes guide pile, suspension column and attachment matrix, and the suspension column includes upper Suspension column and lower suspension column, the hollow pillar that the suspension column is made by the transparent polypropylene plastics net that aperture is 2~5cm, The top of the upper suspension column is uncovered structure, is provided with air bag, the outer surface of the lower suspension column in the lower suspension column It is provided with hook, the attachment matrix is suspended on the lower suspension column by the hook, and the attachment matrix is supported by multiple Cassette in series composition is grown, the breeding box is made by mesh material, the upper end point of the lower suspension column lower end and upper suspension column It is not fixed on the guide pile by lower cable and upper hawser;
2) both culturing microalgae, by transparent cultivation it is packed enter the upper suspension column in, be packed into micro algae culturing liquid into the cultivation bag, It is inoculated with microalgae algae, microalgae is conventionally cultivated;
3) attachment matrix after of the right age oyster seedling is packed into the breeding box, is suspended on the lower suspension column by oyster culture Hook on cultivated;
4) aquaculture management adjusts the content of gas in air bag according to weather condition, when encountering typhoon weather, reduces gas in air bag For the content of body so that suspension column is sunk in seawater, when weather is preferable, the past air bag is pumped into air, so that suspension column is floated, holds It is continuous to cultivate the microalgae and oyster, to obtain the microalgae and oyster.
2. the method for oyster according to claim 1 and microalgae mixed breed, which is characterized in that the lower suspension column is cut Face is up big and down small truncated cone-shaped.
3. the method for oyster according to claim 1 and microalgae mixed breed, which is characterized in that the microalgae is that rain life is red Any one in ball algae, spirulina, chlorella, Dunaliella salina and triangle brown fat algae.
4. the method for oyster according to claim 3 and microalgae mixed breed, which is characterized in that the microalgae is phaeodactylum tricornutum Rouge algae, the cultivation density OD of the triangle brown fat algae560When greater than 0.5, the part triangle brown fat algae cultivated in bag is pumped out to feeding It grows in environment and is eaten so that oyster filters, add culture solution in the cultivation bag, continue to cultivate triangle brown fat algae.
5. the method for oyster according to claim 1 and microalgae mixed breed, which is characterized in that be arranged on the guide pile There is elevating mechanism, the upper hawser and lower cable are fixed on the elevating mechanism.
6. the method for oyster according to claim 5 and microalgae mixed breed, which is characterized in that the elevating mechanism is silk Bar elevator, the screw lift include rotary shaft, fixture nut, sleeve and connecting rod, and the fixture nut is fixed on institute It states on guide pile, the rotary shaft passes through the fixture nut so that the rotary shaft is moved up and down along the guide pile, institute Sleeve is stated to be movably nested in the rotary shaft, the sleeve is fixedly connected with the connecting rod, the connecting rod and it is described on Hawser is connected with lower cable.
7. the method for oyster according to claim 1 and microalgae mixed breed, which is characterized in that the hawser is polyethylene Rope.
8. the method for oyster according to claim 1 and microalgae mixed breed, which is characterized in that the cultivation of the oyster is also Including the intensive culture stage, the intensive culture stage is to harvest preceding 2~March, and the cultural method in the intensive culture stage is to fill the hanging culture It sets and drags to seawater region full of nutrition.
CN201811386447.1A 2018-11-20 2018-11-20 The method of oyster and microalgae mixed breed Withdrawn CN109349177A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112385641A (en) * 2019-08-14 2021-02-23 祖常亮 Fly expelling device
US20220098544A1 (en) * 2020-09-25 2022-03-31 Morgan State University Method for using bivalve waste as media for micro-algal production
CN114747523A (en) * 2022-05-22 2022-07-15 中国海洋大学 Anti-falling method and device for oyster hanging culture period in north
CN116076405A (en) * 2022-12-30 2023-05-09 中国科学院青岛生物能源与过程研究所 Method for cultivating fish, shrimp and shellfish and artemia by utilizing nervonic acid microalgae

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112385641A (en) * 2019-08-14 2021-02-23 祖常亮 Fly expelling device
US20220098544A1 (en) * 2020-09-25 2022-03-31 Morgan State University Method for using bivalve waste as media for micro-algal production
US11655446B2 (en) * 2020-09-25 2023-05-23 Morgan State University Method for using bivalve waste as media for micro-algal production
CN114747523A (en) * 2022-05-22 2022-07-15 中国海洋大学 Anti-falling method and device for oyster hanging culture period in north
CN116076405A (en) * 2022-12-30 2023-05-09 中国科学院青岛生物能源与过程研究所 Method for cultivating fish, shrimp and shellfish and artemia by utilizing nervonic acid microalgae

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