CN105028266B - A kind of method of seawater cage culture Portunus trituberculatus Miers - Google Patents
A kind of method of seawater cage culture Portunus trituberculatus Miers Download PDFInfo
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- CN105028266B CN105028266B CN201510349168.8A CN201510349168A CN105028266B CN 105028266 B CN105028266 B CN 105028266B CN 201510349168 A CN201510349168 A CN 201510349168A CN 105028266 B CN105028266 B CN 105028266B
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- 241001533364 Portunus trituberculatus Species 0.000 title claims abstract description 98
- 239000013535 sea water Substances 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 title claims abstract description 28
- 238000009360 aquaculture Methods 0.000 claims abstract description 81
- 244000144974 aquaculture Species 0.000 claims abstract description 81
- 238000012258 culturing Methods 0.000 claims abstract description 69
- 230000000366 juvenile effect Effects 0.000 claims abstract description 67
- 239000007788 liquid Substances 0.000 claims abstract description 38
- 239000004576 sand Substances 0.000 claims abstract description 29
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims abstract description 24
- 239000011780 sodium chloride Substances 0.000 claims abstract description 12
- 230000001681 protective effect Effects 0.000 claims description 44
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 30
- 229910052760 oxygen Inorganic materials 0.000 claims description 30
- 239000001301 oxygen Substances 0.000 claims description 30
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 16
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 16
- 208000000260 Warts Diseases 0.000 claims description 14
- 201000010153 skin papilloma Diseases 0.000 claims description 14
- 235000015170 shellfish Nutrition 0.000 claims description 13
- 235000013372 meat Nutrition 0.000 claims description 11
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 10
- 241000353135 Psenopsis anomala Species 0.000 claims description 10
- 239000001110 calcium chloride Substances 0.000 claims description 10
- 229910001628 calcium chloride Inorganic materials 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 240000002900 Arthrospira platensis Species 0.000 claims description 9
- 235000016425 Arthrospira platensis Nutrition 0.000 claims description 9
- 229940082787 spirulina Drugs 0.000 claims description 9
- 238000004090 dissolution Methods 0.000 claims description 7
- 241001089553 Leuresthes tenuis Species 0.000 claims description 5
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 5
- 241001339782 Scapharca broughtonii Species 0.000 claims description 5
- 239000011521 glass Substances 0.000 claims description 5
- 239000012780 transparent material Substances 0.000 claims description 5
- 235000015097 nutrients Nutrition 0.000 claims 2
- 239000011344 liquid material Substances 0.000 claims 1
- 230000013011 mating Effects 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 abstract description 4
- 230000001954 sterilising effect Effects 0.000 abstract description 4
- 238000004659 sterilization and disinfection Methods 0.000 abstract 2
- 239000000126 substance Substances 0.000 description 7
- 241000237858 Gastropoda Species 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000011149 active material Substances 0.000 description 3
- 238000009395 breeding Methods 0.000 description 3
- 230000001488 breeding effect Effects 0.000 description 3
- 230000037406 food intake Effects 0.000 description 3
- 235000012631 food intake Nutrition 0.000 description 3
- 230000029264 phototaxis Effects 0.000 description 3
- 238000004321 preservation Methods 0.000 description 3
- 241000238147 Portunidae Species 0.000 description 2
- 235000003642 hunger Nutrition 0.000 description 2
- 235000016709 nutrition Nutrition 0.000 description 2
- 230000035764 nutrition Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 241000195493 Cryptophyta Species 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000000796 flavoring agent Substances 0.000 description 1
- 235000019634 flavors Nutrition 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000008832 photodamage Effects 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 230000037351 starvation Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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- Farming Of Fish And Shellfish (AREA)
- Fodder In General (AREA)
Abstract
The invention belongs to culturing marine products fields, and in particular to a kind of method of seawater cage culture Portunus trituberculatus Miers, including：Step 1 carries out disinfection seawater and the grains of sand sterilization；Step 2 adds in the special seawater and sodium chloride into aquaculture pond, culturing liquid is obtained, under conditions of setting to cultivation Portunus trituberculatus Miers；Step 3 chooses the female juvenile crab of more healthy Portunus trituberculatus Miers and male juvenile crab, juvenile crab is placed in multiple aquaculture net cages, aquaculture net cage is placed in aquaculture pond；Step 4 cultivates juvenile crab stage by stage.The method of seawater cage culture Portunus trituberculatus Miers provided by the invention, cultivation separately cultivates female Portunus trituberculatus Miers and male Portunus trituberculatus Miers so that cultivating and can realize stage by stage, it is put into one piece of raising again when mating, both reduced dead caused by male is fought, ensure the upper yellow rate of female crab again, just pull male Portunus trituberculatus Miers after mating out, individually the female Portunus trituberculatus Miers of cultivation, female Portunus trituberculatus Miers and male Portunus trituberculatus Miers are sold stage by stage, improve the economic benefit of cultivation.
Description
Technical field
The invention belongs to field of marine product cultivation technology, and in particular to a kind of side of seawater cage culture Portunus trituberculatus Miers
Method.
Background technology
Portunus trituberculatus Miers (Portunus trituberculatus) is a kind of important marine economic animal, due to it
Body is big, meat flavour is delicious, deep to be liked by the masses, has very high economic value.Therefore it gradually spreads out as cultivation object, existing
Seedling, October or so listing is put in Portunus trituberculatus Miers cultural technique at the beginning of general 5 months, is raised together when launching seed for male and female, therefore deposit
In problems with：(1) feed of input is insufficient, causes the young crab death rate higher；(2) in breeding process, compared to female crab, male crab
Disposition is violent, to grab bait, spouse etc., fights, causes a large amount of swimming crabs dead, yield reduces.
Therefore, it is badly in need of a kind of method of seawater cage culture Portunus trituberculatus Miers, not only improves the growth of Portunus trituberculatus Miers, again
The yield of Portunus trituberculatus Miers is improved, benefit can be increased.
Invention content
It is an object of the invention to solve at least the above or defect, and provide the advantages of at least will be described later.
Another object of the present invention is to provide a kind of method of seawater cage culture Portunus trituberculatus Miers, culture three
The seawater and the grains of sand of wart swimming crab are filtered sterilizing, some in pre- waterproof influence the nuisance of Growth of Portunus Trituberculatus
Matter and active material enable the Portunus trituberculatus Miers healthy growth of cultivation.
It is a still further object of the present invention to provide a kind of methods of seawater cage culture Portunus trituberculatus Miers, enable to
The cultivation of Portunus trituberculatus Miers is more scientific and reasonable, and the gradient nutrition supply of different phase causes the growth of the method for Portunus trituberculatus Miers
It is more quick.
There is provided a kind of method of seawater cage culture Portunus trituberculatus Miers, the first protective films for a further object of the present invention
It is used with the second protective film, substantially increases the preservation time of feed and feed is prevented to be contaminated, so that three wart shuttles
Crab can grow up healthy and sound, and reduce the death rate, improve the yield of cultivation.
In order to realize these purposes and other advantages according to the present invention, the present invention provides a kind of seawater cage cultures three
The cultural method of the method for wart swimming crab, includes the following steps：
Step 1 after seawater is filtered with activated carbon, is passed through ozone 90min, obtains the special sea of cultivation Portunus trituberculatus Miers
Water；By the grains of sand temperature be 40 DEG C, relative humidity be 15% under conditions of, dry 12h, the sand after being dried using ultra violet lamp
Grain 4h, obtains the special grains of sand of cultivation Portunus trituberculatus Miers, the grain size 1-3cm of the special grains of sand；
Seawater and the grains of sand are filtered sterilizing, some in pre- waterproof influence the harmful substance of Growth of Portunus Trituberculatus
And active material, enable the Portunus trituberculatus Miers healthy growth of cultivation.
Step 2 adds in the special seawater and sodium chloride into the aquaculture pond, obtains culturing liquid, adjusts the cultivation
The pH value of liquid is 8.0, and the temperature for adjusting the culturing liquid is 20-28 DEG C, and the mass ratio of the special seawater and sodium chloride is
100:1；Certain sodium chloride provides the salt amount of Portunus trituberculatus Miers living needs as usual intake.
Step 3, chooses that appendage that more weight are 10-13g is complete and the disparasitized three warts shuttle of crab body, appendage, the gill
The female juvenile crab of sub- crab and male juvenile crab, juvenile crab is placed in multiple aquaculture net cages, multiple aquaculture net cages are placed on
In the aquaculture pond, and the culturing liquid submerges multiple aquaculture net cages,
Wherein, each aquaculture net cage includes the babinet with case lid and opening, and the case lid is detachably arranged in described
On babinet, the opening of the babinet is closed, the babinet is internally provided with polylith plate body, and the polylith plate body is by the babinet
Inside division into culturing chamber, a juvenile crab is placed in each culturing chamber, the bottom of each culturing chamber is laid with
The special grains of sand are stated, trough is provided in each culturing chamber and are stopped by what an arc plate body and the culturing chamber bottom surrounded
Space is ceased, at least one LED light is fixed on each trough, watertight transparent material, Mei Geyang is enclosed with outside each LED light
It grows and multiple through-holes is offered in side wall, bottom, polylith plate body and the cover of the babinet of net cage, the aperture of each through-hole is 2-
3cm：And the polylith plate body set in each aquaculture net cage and the aquaculture net cage is made of colourless organic glass；
Compared to female crab, male crab disposition ferociousness fights to grab bait, spouse etc., causes a large amount of swimming crabs dead；It will
Aquaculture net cage sets multiple culturing chambers, and each culturing chamber places a juvenile crab, in early growth period, ensures female juvenile crab and small and weak
Male juvenile crab energy normal growth, in addition, set LED light on trough, be the phototaxis with reference to Portunus trituberculatus Miers, put at night
During nutriment, attract Portunus trituberculatus Miers that can feed, could constantly grow up, LED light outer wrapping waterproof material is to prolong
On the other hand the service life of long LED light is also after preventing LED light from damaging, because the package of waterproof material again, will not hinder
Evil arrives Portunus trituberculatus Miers.
Step 4, during juvenile crab is put into the 0-30d in aquaculture net cage, daily 5:00-6:00, is put into culturing liquid
One feed, daily 17:00-18:00, the second feed is put into culturing liquid, the first feed and the second quality of the fodder ratio are 1：
3, lead to primary oxygen into aquaculture pond every 3h, the logical oxygen time is 20min every time；
Male juvenile crab with female juvenile crab is mixed, makes to include in each culturing chamber by the 31d being put into juvenile crab in aquaculture net cage
There are a male juvenile crab and a female juvenile crab；
During juvenile crab is put into the 31-100d in aquaculture net cage, daily 5:00-6:00, it is fresh that first is put into trough
Live conch, daily 17:00-18:00, the second live-shellfish, the first live-shellfish and the second live-shellfish are put into trough
Mass ratio be 1：5；Lead to primary oxygen into aquaculture pond every 2h, the logical oxygen time is 40min every time, obtains male three wart shuttles
Sub- crab；
The 100d being put into juvenile crab in aquaculture net cage takes out male Portunus trituberculatus Miers；
During 101-170d, daily 5:00-6:00, put into the first live-shellfish into multiple troughs, daily 17:
00-18:00, put into the second live-shellfish into trough, the mass ratio of the first live-shellfish and the second live-shellfish is 1：3,
Lead to primary oxygen into the aquaculture pond every 3h, the logical oxygen time is 30min every time, and cultivation obtains female Portunus trituberculatus Miers.
The seedling of Portunus trituberculatus Miers just starts, and the nutriment needed is few, and mainly based on feed, is not related to fresh and alive
Shellfish because at this time Portunus trituberculatus Miers feed ability and digestion power it is all weaker, live-shellfish cannot be thrown, beyond rise
It feeds except limit of power；It is isometric to a certain extent, when needing to shell and be mated, this when its feed ability and
The consumption of muscle power improves, so, increase live-shellfish, to meet growth, morning and evening are fed in batches so that three wart shuttles
Crab whole day is all not at starvation, but will not feed too much, leads to some diseases, this enables to Portunus trituberculatus Miers more
Add blossom out.
Female Portunus trituberculatus Miers and male Portunus trituberculatus Miers separately cultivate, and are put into one piece of raising again when mating, both reduce
Male is dead caused by fighting, and ensures the upper yellow rate of female crab, just pulls male Portunus trituberculatus Miers after mating out, will thereon
City.
Because of post-coitum, upper Huang rate improves female Portunus trituberculatus Miers, is temporarily supported by the later stage, listing of or so female crab Spring Festival, this
When female Portunus trituberculatus Miers price be two times of late October price, while improving female crab yield and quality, also improve female
The culture efficiency of property Portunus trituberculatus Miers.
Preferably, wherein, first feed includes the first nutriment and the first protective film, first protective film
Wrap up first nutriment；First nutriment includes the component of following parts by weight：10-15 parts of calcium chloride, spiral shell
Revolve 1-5 parts of 15-20 parts of algae and spiral shell meat；
Second feed includes the second nutriment and the second protective film, the second protective film package second battalion
Support substance；Second nutriment includes the component of following parts by weight：10-20 parts of calcium chloride, 15-30 parts of spirulina, spiral shell
15-20 parts of 1-15 parts of snail meat and grunion；
Wherein, first protective film and the first protective film are polyvinyl alcohol film, when first feed and described
When second feed is put into the culturing liquid, the polyvinyl alcohol film meets water dissolution, releases first nutriment
With second nutriment.
Portunus trituberculatus Miers is mainly fed at night, and the type and quality of second nutriment are all than the described first battalion
Type and the quality for supporting substance are more.
First protective film and second protective film are wrapped in the first nutriment and the second nutriment, so greatly
It is big to improve the preservation time of the first feed and the second feed and prevent the first feed and the second feed by outside contamination, from
And after the feed for putting into culturing liquid is had by Portunus trituberculatus Miers, Portunus trituberculatus Miers can grow up healthy and sound, and reduce rate of falling ill
And the death rate, improve quality and yield that Portunus trituberculatus Miers cultivates.
Preferably, wherein, first protective film and the second protective film are the polyvinyl alcohol film in normal-temperature dissolution.
The molten film of room temperature is met water and be can dissolve at normal temperatures, without setting the temperature of culturing liquid, specially carrys out polyethylene dissolving
Alcohol film improves breeding efficiency.
Preferably, wherein, the thickness of first protective film and the second protective film is 20 μm.
This thickness can ensure the first feed and the second feed in culturing liquid is put into, and polyvinyl alcohol film is at 10 points
It is dissolved in clock, releases the first nutriment and the second nutriment, ensure the feed of Portunus trituberculatus Miers.
Preferably, wherein, first live-shellfish includes the shellfish of following parts by weight：
15-20 parts of extra large melon seeds 1-10 parts, 10-20 parts of flower clam and marine rainbow；
Second live-shellfish includes the shellfish of following parts by weight：
Extra large melon seeds 5-30 parts and 10-20 parts of clam of flower, clam 5-19 parts white, 1-10 parts of marine rainbow, 10-20 parts and blood clam 10- of shell consumption
15 parts.
Live-shellfish is all inexpensive shellfish, the cost that feeds intake in breeding process is reduced, in addition, what aforementioned proportion cultivated out
Portunus trituberculatus Miers is fertile, and upper Huang rate is high.
Preferably, wherein, in the step 4, when putting into first feed and first live-shellfish daily,
The LED light is in off state, and when putting into second feed and second live-shellfish daily, the LED light is opens
State.
Portunus trituberculatus Miers is fed at night, is also fed morning, but food-intake is few, thus put into the morning the first feed and
During the first live-shellfish, let nature take its course, decide whether to look for food according to the hunger intensity of oneself of Portunus trituberculatus Miers, night input
When the second feed and the second live-shellfish, with reference to the phototaxis of Portunus trituberculatus Miers, the LED light is opened, attracts Portunus trituberculatus Miers
It can feed, its is made to increase food-intake, could constantly be grown up；
It is the service life in order to extend LED light in addition, LED light outer wrapping waterproof material, another aspect morning is also anti-
Only after LED light damage, because the package of waterproof material again, will not hurt Portunus trituberculatus Miers.
Beneficial effects of the present invention
1st, the method for seawater cage culture Portunus trituberculatus Miers of the present invention, the seawater of culture Portunus trituberculatus Miers and
The grains of sand are filtered sterilizing, some in pre- waterproof influence the harmful substance and active material of Growth of Portunus Trituberculatus, make
The Portunus trituberculatus Miers of cultivation being capable of healthy growth；
2nd, the method for seawater cage culture Portunus trituberculatus Miers of the present invention, enables to the cultivation of Portunus trituberculatus Miers
More scientific and reasonable, the nutrition supply of different phase so that the growth of Portunus trituberculatus Miers is more healthy；
3rd, LED light of the present invention is the phototaxis with reference to Portunus trituberculatus Miers, when putting into nutriment at night, is attracted
Portunus trituberculatus Miers can be fed, and increase its food-intake, it is made to grow more fertile；
4th, aquaculture net cage provided by the invention causes cultivation that can realize female Portunus trituberculatus Miers and male three wart shuttles
Sub- crab separately cultivates, and is put into one piece of raising again when mating, has not only reduced dead caused by male is fought, but also ensures the upper of female crab
Yellow rate just pulls male Portunus trituberculatus Miers out after mating, individually the female Portunus trituberculatus Miers of cultivation, by female Portunus trituberculatus Miers and
Male Portunus trituberculatus Miers is sold stage by stage, can improve sales volume；
5th, in the method for seawater cage culture Portunus trituberculatus Miers of the present invention, the first protective film and the second protective film make
With, substantially increase the preservation time of feed and feed prevented to be contaminated so that Portunus trituberculatus Miers can health into
It is long, the death rate is reduced, improves the yield of cultivation.
Specific embodiment
The present invention is described in further detail below, to enable those skilled in the art being capable of evidence with reference to specification word
To implement.
Embodiment 1
A kind of cultural method of the method for seawater cage culture Portunus trituberculatus Miers, includes the following steps：
Step 1 after seawater is filtered with activated carbon, is passed through ozone 90min, obtains the special sea of cultivation Portunus trituberculatus Miers
Water；By the grains of sand temperature be 40 DEG C, relative humidity be 15% under conditions of, dry 12h, the sand after being dried using ultra violet lamp
Grain 4h, obtains the special grains of sand of cultivation Portunus trituberculatus Miers, the grain size 1cm of the special grains of sand；
Step 2 adds in the special seawater and sodium chloride into the aquaculture pond, obtains culturing liquid, adjusts the cultivation
The pH value of liquid is 8.0, and the temperature for adjusting the culturing liquid is 20-28 DEG C, and the mass ratio of the special seawater and sodium chloride is
100:1；
Step 3, chooses that appendage that more weight are 10g is complete and the disparasitized three warts shuttle of crab body, appendage, the gill
The female juvenile crab of crab and male juvenile crab, juvenile crab is placed in multiple aquaculture net cages, multiple aquaculture net cages are placed on institute
It states in aquaculture pond, and the culturing liquid submerges multiple aquaculture net cages,
Wherein, each aquaculture net cage includes the babinet with case lid and opening, and the case lid is detachably arranged in described
On babinet, the opening of the babinet is closed, the babinet is internally provided with polylith plate body, and the polylith plate body is by the babinet
Inside division into culturing chamber, a juvenile crab is placed in each culturing chamber, the bottom of each culturing chamber is laid with
The special grains of sand are stated, trough is provided in each culturing chamber and are stopped by what an arc plate body and the culturing chamber bottom surrounded
Space is ceased, at least one LED light is fixed on each trough, watertight transparent material, Mei Geyang is enclosed with outside each LED light
It grows and multiple through-holes is offered in side wall, bottom, polylith plate body and the cover of the babinet of net cage, the aperture of each through-hole is 2cm：
And the polylith plate body set in each aquaculture net cage and the aquaculture net cage is made of colourless organic glass；
Step 4, during juvenile crab is put into the 0-30d in aquaculture net cage, daily 5:00-6:00, is put into culturing liquid
One feed, daily 17:00-18:00, the second feed is put into culturing liquid, the first feed and the second quality of the fodder ratio are 1：
3, lead to primary oxygen into aquaculture pond every 3h, the logical oxygen time is 20min every time；When putting into first feed daily, institute
It states LED light to be in off state, when putting into second feed, the LED light is opening；
Wherein, first feed includes the first nutriment and the first protective film, described in first protective film package
First nutriment；First nutriment includes the component of following parts by weight：10 parts of calcium chloride, 15 parts of spirulina and spiral shell
1 part of snail meat；
Second feed includes the second nutriment and the second protective film, the second protective film package second battalion
Support substance；Second nutriment includes the component of following parts by weight：10 parts of calcium chloride, 15 parts of spirulina, 1 part of spiral shell meat
With 15 parts of grunion；
Wherein, first protective film and second protective film are the polyvinyl alcohol film that thickness is 20 μm, work as institute
State the first feed and when second feed is put into the culturing liquid, the polyvinyl alcohol film meets water dissolution, releases
First nutriment and second nutriment；The polyvinyl alcohol film is the molten film of room temperature.
Male juvenile crab with female juvenile crab is mixed, makes to include in each culturing chamber by the 31d being put into juvenile crab in aquaculture net cage
There are a male juvenile crab and a female juvenile crab；
During juvenile crab is put into the 31-100d in aquaculture net cage, daily 5:00-6:00, it is fresh that first is put into trough
Live conch, daily 17:00-18:00, the second live-shellfish, the first live-shellfish and the second live-shellfish are put into trough
Mass ratio be 1：5；Lead to primary oxygen into aquaculture pond every 2h, the logical oxygen time is 40min every time, obtains male three wart shuttles
Sub- crab；When putting into first live-shellfish daily, the LED light is in off state, when putting into second live-shellfish, institute
LED light is stated as opening,
Wherein, first live-shellfish includes the shellfish of following parts by weight：
15 parts of extra large 1 part of melon seeds, 10 parts of flower clam and marine rainbow；
Second live-shellfish includes the shellfish of following parts by weight：
Extra large 5 parts of melon seeds consume 10 parts and 10 parts of blood clam with 10 parts of clam of flower, 5 parts of white clam, 1 part of marine rainbow, shell.
The 100d being put into juvenile crab in aquaculture net cage takes out male Portunus trituberculatus Miers；
During 101-170d, daily 5:00-6:00, put into the first live-shellfish into multiple troughs, daily 17:
00-18:00, put into the second live-shellfish into trough, the mass ratio of the first live-shellfish and the second live-shellfish is 1：3,
Lead to primary oxygen into the aquaculture pond every 3h, the logical oxygen time is 30min every time, and cultivation obtains female Portunus trituberculatus Miers.
Embodiment 2
A kind of cultural method of the method for seawater cage culture Portunus trituberculatus Miers, includes the following steps：
Step 1 after seawater is filtered with activated carbon, is passed through ozone 90min, obtains the special sea of cultivation Portunus trituberculatus Miers
Water；By the grains of sand temperature be 40 DEG C, relative humidity be 15% under conditions of, dry 12h, the sand after being dried using ultra violet lamp
Grain 4h, obtains the special grains of sand of cultivation Portunus trituberculatus Miers, the grain size 2cm of the special grains of sand；
Step 2 adds in the special seawater and sodium chloride into the aquaculture pond, obtains culturing liquid, adjusts the cultivation
The pH value of liquid is 8.0, and the temperature for adjusting the culturing liquid is 20-28 DEG C, and the mass ratio of the special seawater and sodium chloride is
100:1；
Step 3, chooses that appendage that more weight are 12g is complete and the disparasitized three warts shuttle of crab body, appendage, the gill
The female juvenile crab of crab and male juvenile crab, juvenile crab is placed in multiple aquaculture net cages, multiple aquaculture net cages are placed on institute
It states in aquaculture pond, and the culturing liquid submerges multiple aquaculture net cages,
Wherein, each aquaculture net cage includes the babinet with case lid and opening, and the case lid is detachably arranged in described
On babinet, the opening of the babinet is closed, the babinet is internally provided with polylith plate body, and the polylith plate body is by the babinet
Inside division into culturing chamber, a juvenile crab is placed in each culturing chamber, the bottom of each culturing chamber is laid with
The special grains of sand are stated, trough is provided in each culturing chamber and are stopped by what an arc plate body and the culturing chamber bottom surrounded
Space is ceased, at least one LED light is fixed on each trough, watertight transparent material, Mei Geyang is enclosed with outside each LED light
It grows and multiple through-holes is offered in side wall, bottom, polylith plate body and the cover of the babinet of net cage, the aperture of each through-hole is
2.5cm：And the polylith plate body set in each aquaculture net cage and the aquaculture net cage is made of colourless organic glass；
Step 4, during juvenile crab is put into the 0-30d in aquaculture net cage, daily 5:00-6:00, is put into culturing liquid
One feed, daily 17:00-18:00, the second feed is put into culturing liquid, the first feed and the second quality of the fodder ratio are 1：
3, lead to primary oxygen into aquaculture pond every 3h, the logical oxygen time is 20min every time；When putting into first feed daily, institute
It states LED light to be in off state, when putting into second feed, the LED light is opening；
Wherein, first feed includes the first nutriment and the first protective film, described in first protective film package
First nutriment；First nutriment includes the component of following parts by weight：13 parts of calcium chloride, 18 parts of spirulina and spiral shell
3 parts of snail meat；
Second feed includes the second nutriment and the second protective film, the second protective film package second battalion
Support substance；Second nutriment includes the component of following parts by weight：15 parts of calcium chloride, 20 parts of spirulina, 9 parts of spiral shell meat
With 18 parts of grunion；
Wherein, first protective film and second protective film are the polyvinyl alcohol film that thickness is 20 μm, work as institute
State the first feed and when second feed is put into the culturing liquid, the polyvinyl alcohol film meets water dissolution, releases
First nutriment and second nutriment；The polyvinyl alcohol film is the molten film of room temperature.
Male juvenile crab with female juvenile crab is mixed, makes to include in each culturing chamber by the 31d being put into juvenile crab in aquaculture net cage
There are a male juvenile crab and a female juvenile crab；
During juvenile crab is put into the 31-100d in aquaculture net cage, daily 5:00-6:00, it is fresh that first is put into trough
Live conch, daily 17:00-18:00, the second live-shellfish, the first live-shellfish and the second live-shellfish are put into trough
Mass ratio be 1：5；Lead to primary oxygen into aquaculture pond every 2h, the logical oxygen time is 40min every time, obtains male three wart shuttles
Sub- crab；When putting into first live-shellfish daily, the LED light is in off state, when putting into second live-shellfish, institute
LED light is stated as opening,
Wherein, first live-shellfish includes the shellfish of following parts by weight：
18 parts of extra large 6 parts of melon seeds, 15 parts of flower clam and marine rainbow；
Second live-shellfish includes the shellfish of following parts by weight：
Extra large 20 parts of melon seeds consume 15 parts and 13 parts of blood clam with 15 parts of clam of flower, 16 parts of white clam, 6 parts of marine rainbow, shell.
The 100d being put into juvenile crab in aquaculture net cage takes out male Portunus trituberculatus Miers；
During 101-170d, daily 5:00-6:00, put into the first live-shellfish into multiple troughs, daily 17:
00-18:00, put into the second live-shellfish into trough, the mass ratio of the first live-shellfish and the second live-shellfish is 1：3,
Lead to primary oxygen into the aquaculture pond every 3h, the logical oxygen time is 30min every time, and cultivation obtains female Portunus trituberculatus Miers.
Embodiment 3
A kind of cultural method of the method for seawater cage culture Portunus trituberculatus Miers, includes the following steps：
Step 1 after seawater is filtered with activated carbon, is passed through ozone 90min, obtains the special sea of cultivation Portunus trituberculatus Miers
Water；By the grains of sand temperature be 40 DEG C, relative humidity be 15% under conditions of, dry 12h, the sand after being dried using ultra violet lamp
Grain 4h, obtains the special grains of sand of cultivation Portunus trituberculatus Miers, the grain size 3cm of the special grains of sand；
Step 2 adds in the special seawater and sodium chloride into the aquaculture pond, obtains culturing liquid, adjusts the cultivation
The pH value of liquid is 8.0, and the temperature for adjusting the culturing liquid is 20-28 DEG C, and the mass ratio of the special seawater and sodium chloride is
100:1；
Step 3, chooses that appendage that more weight are 10g is complete and the disparasitized three warts shuttle of crab body, appendage, the gill
The female juvenile crab of crab and male juvenile crab, juvenile crab is placed in multiple aquaculture net cages, multiple aquaculture net cages are placed on institute
It states in aquaculture pond, and the culturing liquid submerges multiple aquaculture net cages,
Wherein, each aquaculture net cage includes the babinet with case lid and opening, and the case lid is detachably arranged in described
On babinet, the opening of the babinet is closed, the babinet is internally provided with polylith plate body, and the polylith plate body is by the babinet
Inside division into culturing chamber, a juvenile crab is placed in each culturing chamber, the bottom of each culturing chamber is laid with
The special grains of sand are stated, trough is provided in each culturing chamber and are stopped by what an arc plate body and the culturing chamber bottom surrounded
Space is ceased, at least one LED light is fixed on each trough, watertight transparent material, Mei Geyang is enclosed with outside each LED light
It grows and multiple through-holes is offered in side wall, bottom, polylith plate body and the cover of the babinet of net cage, the aperture of each through-hole is 3cm：
And the polylith plate body set in each aquaculture net cage and the aquaculture net cage is made of colourless organic glass；
Step 4, during juvenile crab is put into the 0-30d in aquaculture net cage, daily 5:00-6:00, is put into culturing liquid
One feed, daily 17:00-18:00, the second feed is put into culturing liquid, the first feed and the second quality of the fodder ratio are 1：
3, lead to primary oxygen into aquaculture pond every 3h, the logical oxygen time is 20min every time；When putting into first feed daily, institute
It states LED light to be in off state, when putting into second feed, the LED light is opening；
Wherein, first feed includes the first nutriment and the first protective film, described in first protective film package
First nutriment；First nutriment includes the component of following parts by weight：15 parts of calcium chloride, 20 parts of spirulina and spiral shell
5 parts of snail meat；
Second feed includes the second nutriment and the second protective film, the second protective film package second battalion
Support substance；Second nutriment includes the component of following parts by weight：20 parts of calcium chloride, 30 parts of spirulina, spiral shell meat 15
20 parts of part and grunion；
Wherein, first protective film and second protective film are the polyvinyl alcohol film that thickness is 20 μm, work as institute
State the first feed and when second feed is put into the culturing liquid, the polyvinyl alcohol film meets water dissolution, releases
First nutriment and second nutriment；The polyvinyl alcohol film is the molten film of room temperature.
Male juvenile crab with female juvenile crab is mixed, makes to include in each culturing chamber by the 31d being put into juvenile crab in aquaculture net cage
There are a male juvenile crab and a female juvenile crab；
During juvenile crab is put into the 31-100d in aquaculture net cage, daily 5:00-6:00, it is fresh that first is put into trough
Live conch, daily 17:00-18:00, the second live-shellfish, the first live-shellfish and the second live-shellfish are put into trough
Mass ratio be 1：5；Lead to primary oxygen into aquaculture pond every 2h, the logical oxygen time is 40min every time, obtains male three wart shuttles
Sub- crab；When putting into first live-shellfish daily, the LED light is in off state, when putting into second live-shellfish, institute
LED light is stated as opening,
Wherein, first live-shellfish includes the shellfish of following parts by weight：
20 parts of extra large 10 parts of melon seeds, 20 parts of flower clam and marine rainbow；
Second live-shellfish includes the shellfish of following parts by weight：
Extra large 30 parts of melon seeds consume 20 parts and 15 parts of blood clam with 20 parts of clam of flower, 19 parts of white clam, 10 parts of marine rainbow, shell.
The 100d being put into juvenile crab in aquaculture net cage takes out male Portunus trituberculatus Miers；
During 101-170d, daily 5:00-6:00, put into the first live-shellfish into multiple troughs, daily 17:
00-18:00, put into the second live-shellfish into trough, the mass ratio of the first live-shellfish and the second live-shellfish is 1：3,
Lead to primary oxygen into the aquaculture pond every 3h, the logical oxygen time is 30min every time, and cultivation obtains female Portunus trituberculatus Miers.
Although the embodiments of the present invention have been disclosed as above, but it is not limited in listed fortune in specification and embodiment
With it can be fully applied to various fields suitable for the present invention, for those skilled in the art, can be easily real
Now other modification, therefore without departing from the general concept defined in the claims and the equivalent scope, the present invention is not limited to
Specific details and example shown and described herein.
Claims (4)
1. a kind of method of seawater cage culture Portunus trituberculatus Miers, includes the following steps：
Step 1 after seawater is filtered with activated carbon, is passed through ozone 90min, obtains the special seawater of cultivation Portunus trituberculatus Miers；It will
The grains of sand are 40 DEG C in temperature, under conditions of relative humidity is 15%, dry 12h, the grains of sand 4h after being dried using ultra violet lamp,
Obtain the special grains of sand of cultivation Portunus trituberculatus Miers, the grain size 1-3cm of the special grains of sand；
Step 2 adds in the special seawater and sodium chloride into the aquaculture pond, obtains culturing liquid, adjusts the culturing liquid
PH value is 8.0, and the temperature for adjusting the culturing liquid is 20-28 DEG C, and the mass ratio of the special seawater and sodium chloride is 100:1；
Step 3, chooses that appendage that more weight are 10-13g is complete and the disparasitized Portunus trituberculatus Miers of crab body, appendage, the gill
Female juvenile crab and male juvenile crab, juvenile crab is placed in multiple aquaculture net cages, multiple aquaculture net cages are placed on described
In aquaculture pond, and the culturing liquid submerges multiple aquaculture net cages,
Wherein, each aquaculture net cage includes the babinet with case lid and opening, and the case lid is detachably arranged in the babinet
On, the opening of the babinet is closed, the babinet is internally provided with polylith plate body, and the polylith plate body will be in the babinet
Culturing chamber partly is cut into, a juvenile crab is placed in each culturing chamber, each the bottom of the culturing chamber is equipped with described special
With the grains of sand, trough and the rest sky surrounded by an arc plate body and the culturing chamber bottom are each provided in the culturing chamber
Between, at least one LED light is fixed on each trough, watertight transparent material, each culturing net are enclosed with outside each LED light
Multiple through-holes are offered in the side wall of the babinet of case, bottom, polylith plate body and cover, the aperture of each through-hole is 2-3cm：And
The polylith plate body set in each aquaculture net cage and the aquaculture net cage is made of colourless organic glass；
Step 4, during juvenile crab is put into the 0-30d in aquaculture net cage, daily 5:00-6:00, the first feeding is put into culturing liquid
Material, daily 17:00-18:00, the second feed is put into culturing liquid, the first feed and the second quality of the fodder ratio are 1：3, often
Lead to primary oxygen into aquaculture pond every 3h, the logical oxygen time is 20min every time；
Male juvenile crab with female juvenile crab is mixed, makes to include one in each culturing chamber by the 31d being put into juvenile crab in aquaculture net cage
Only male juvenile crab and a female juvenile crab；
During juvenile crab is put into the 31-100d in aquaculture net cage, daily 5:00-6:00, the first fresh and alive shellfish is put into trough
Class, daily 17:00-18:00, the matter of the second live-shellfish, the first live-shellfish and the second live-shellfish is put into trough
Amount is than being 1：5；Lead to primary oxygen into aquaculture pond every 2h, the logical oxygen time is 40min every time, obtains male three wart shuttles
Crab；
The 100d being put into juvenile crab in aquaculture net cage takes out male Portunus trituberculatus Miers；
During 101-170d, daily 5:00-6:00, put into the first live-shellfish into multiple troughs, daily 17:00-18:
00, put into the second live-shellfish into trough, the mass ratio of the first live-shellfish and the second live-shellfish is 1：3, every 3h
Lead to primary oxygen into the aquaculture pond, the logical oxygen time is 30min every time, and cultivation obtains female Portunus trituberculatus Miers；
First feed includes the first nutriment and the first protective film, and first protective film wraps up first nutrients
Matter；First nutriment includes the component of following parts by weight：10-15 parts of calcium chloride, 15-20 parts of spirulina and spiral shell meat
1-5 parts；
Second feed includes the second nutriment and the second protective film, and second protective film wraps up second nutrients
Matter；Second nutriment includes the component of following parts by weight：10-20 parts of calcium chloride, 15-30 parts of spirulina, spiral shell meat
1-15 parts and 15-20 parts of grunion；
Wherein, first protective film and second protective film are polyvinyl alcohol film, when first feed and described
When second feed is put into the culturing liquid, the polyvinyl alcohol film meets water dissolution, releases first nutriment
With second nutriment；
First live-shellfish includes the shellfish of following parts by weight：
15-20 parts of extra large melon seeds 1-10 parts, 10-20 parts of flower clam and marine rainbow；
Second live-shellfish includes the shellfish of following parts by weight：
Extra large melon seeds 5-30 parts and 10-20 parts of clam of flower, clam 5-19 parts white, 1-10 parts of marine rainbow, shell consumption 10-20 parts and 10-15 parts of blood clam.
2. the method for seawater cage culture Portunus trituberculatus Miers as described in claim 1, wherein, first protective film and second
Protective film is the polyvinyl alcohol film in normal-temperature dissolution.
3. the method for seawater cage culture Portunus trituberculatus Miers as claimed in claim 2, wherein, first protective film and second
The thickness of protective film is 20 μm.
4. the method for seawater cage culture Portunus trituberculatus Miers as described in claim 1, wherein, in the step 4, throw daily
When entering first feed and first live-shellfish, the LED light is in off state, put into daily second feed and
During second live-shellfish, the LED light is opening.
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| CN103734052A (en) * | 2013-12-26 | 2014-04-23 | 宁波大学 | Device and method for portunus trituberculatus trotline type single body floating basket cultivation |
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