CN107027679A - A kind of bioreactor and its construction method of large-scale pond rearing sea cucumber - Google Patents
A kind of bioreactor and its construction method of large-scale pond rearing sea cucumber Download PDFInfo
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- CN107027679A CN107027679A CN201710251866.3A CN201710251866A CN107027679A CN 107027679 A CN107027679 A CN 107027679A CN 201710251866 A CN201710251866 A CN 201710251866A CN 107027679 A CN107027679 A CN 107027679A
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- net cage
- strut
- series connection
- seedling rope
- hawser
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- 241000251511 Holothuroidea Species 0.000 title claims abstract description 68
- 230000000384 rearing effect Effects 0.000 title claims abstract description 21
- 238000010276 construction Methods 0.000 title claims abstract description 8
- 238000000034 method Methods 0.000 claims abstract description 17
- 241000593522 Sargassum thunbergii Species 0.000 claims description 17
- 241001260874 Sargassum horneri Species 0.000 claims description 14
- 241000208340 Araliaceae Species 0.000 claims description 13
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 claims description 13
- 235000003140 Panax quinquefolius Nutrition 0.000 claims description 13
- 235000008434 ginseng Nutrition 0.000 claims description 13
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- 229920000915 polyvinyl chloride Polymers 0.000 claims description 6
- 239000004800 polyvinyl chloride Substances 0.000 claims description 6
- 229920002978 Vinylon Polymers 0.000 claims description 5
- 238000011161 development Methods 0.000 claims description 5
- 230000018109 developmental process Effects 0.000 claims description 5
- 230000032683 aging Effects 0.000 claims description 3
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 14
- 230000000694 effects Effects 0.000 abstract description 12
- 230000008569 process Effects 0.000 abstract description 9
- 230000005012 migration Effects 0.000 abstract description 7
- 238000013508 migration Methods 0.000 abstract description 7
- 241000195474 Sargassum Species 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 abstract description 5
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
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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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- Cultivation Of Seaweed (AREA)
Abstract
The invention discloses a kind of bioreactor and its construction method of large-scale pond rearing sea cucumber, build net cage unit, transport migration process is set progressively to carry out, and the ecological small space for making pond form variation, not only be spatially segregated from but also connected each other, be conducive to increasing the power of sea cucumber activity, it is to avoid undue concentration is in some block.By the opacifying effect positioned at the water surface, sargassum is cultivated, feeds at any time, adds feed coefficient, so as to solve not enough present in holothruian cultures technology in existing large-scale pond.According to bioreactor for constructing principle, both there is provided good growing environment, there is suitable feed industry again, form a kind of bioreactor of large-scale pond rearing sea cucumber, realize high effect culture sea cucumber.
Description
Technical field
The present invention relates to a kind of bioreactor and its construction method of large-scale pond rearing sea cucumber, belong to sea-farming skill
Art field.
Background technology
Bioreactor Bioreactor refers to manufacture or the engineering equipment of any offer bioactivity environment.Biological respinse
Device is applied in fermentation industry first, and microorganism, according to Technology design, largely produces product in fermentation tank, pure through separating
After change, human needs is met as product；Another is using immobilised enzymes or immobilized cell as the enzyme reactor of catalyst.Pin
To need to carry out photosynthetic microalgae, plant cell, photosynthetic bacteria high-efficient culture, and the bioreactor researched and developed,
Under temperature control, control light, control circulation and air agitation, culture is obtained the environmental conditions such as suitable temperature, light, mass exchange, realize
High-efficient culture and be widely used in the fields such as food, feed, fuel, medicine and chemical industry.
Sea cucumber is the marine organisms of great economic value in Echinodermata.Fishing wild sea cucumber far can not expire
The sufficient market demand, and carry out aquaculture activity in natural waterses, input is low, and density is dilute, and feedstuff feeding difficulty is big, and growth rate is low,
The rate of recovery is low, and output capacity is low.A kind of Publication No. CN103814844A patent of invention " foster sea cucumber method of bay ecology ",
Disclose in holothruian cultures sea area, by the nursery of tangleweed attachment base, broadcast sowing, bait is provided for sea cucumber.And in small-sized pond
Cultivation, output capacity is high, and the load-carry duty of water body is low, and change of water quality is big.Patent of invention such as Publication No. CN104351113A is " a kind of
Sea cucumber batch production closed circulating water cultivating system ", discloses the cultivation system of suitable sea cucumber batch production closed circulating water cultivation
System is, it is necessary to which putting into substantial amounts of facility and operational management just can guarantee that the cultivation activity of small size pond is smoothed out.In large-scale pond
Holothruian cultures activity is carried out, is one of current developing direction, a kind of Publication No. CN105941205A patent of invention " super large
In cultivating pool the arranging device of sea cucumbers and lay method ", a kind of Publication No. CN105941206A patent of invention " super large
The patented technologies such as sea cucumber rock device and its application method in cultivating pool ", new method is provided for pond rearing sea cucumber.By
Need to transplant sea cucumbers from nursery in holothruian cultures, transport migration process is high due to density, mutually extruding, often occurs from anus
Door discharges internal, or even dead；Cultivating pool is delivered, because substrate is single, sea cucumber is possible to concentrate accumulation, easily
Situations such as anoxic occur, the whole migration process death rate is up to 30%.Water body is big, and feedstuff feeding is difficult, the machine that feed is ingested
Can be relatively low, sea cucumber is slow-growing.
The content of the invention
The technical problems to be solved by the invention are to be directed to the deficiencies in the prior art, and provide a kind of large-scale pond
The bioreactor of sea cucumber is cultivated, net cage unit can fully adapt to pond environment as the adaptor of sea cucumbers；Sargassum and
Net cage one end realizes that nature puts seedling, is used as the efficient transportation device of sea cucumber, it is to avoid amount transport silk screen；Sargassum and one end of net cage
The efficient growth place being relatively isolated is constructed, the bioreactor of pond rearing sea cucumber one large-scale is monolithically fabricated.
The second object of the present invention is to provide a kind of construction method of above-mentioned bioreactor, builds net cage unit, makes
Transport migration process is progressively carried out, and the ecological small space for making pond form variation, not only be spatially segregated from but also connected each other,
Be conducive to increasing the power of sea cucumber activity, it is to avoid undue concentration is in some block.By the opacifying effect positioned at the water surface, horse is cultivated
Tail algae, feeds at any time, adds feed coefficient, so as to solve not enough present in holothruian cultures technology in existing large-scale pond.
According to bioreactor for constructing principle, both there is provided good growing environment, there is suitable feed industry again, form a kind of large-scale
The bioreactor of pond rearing sea cucumber, realizes high effect culture sea cucumber.
To achieve these goals, the present invention is adopted the following technical scheme that：
A kind of bioreactor of large-scale pond rearing sea cucumber, its main body is the series connection net that multiple net cage units are in series
Case, it is characterised in that：
Described series connection net cage includes uniformly being fixed with many phases between the hawser of two parallel settings, two hawsers
Mutual parallel net cage strut, and net cage strut is mutually perpendicular to hawser, so as to constitute the rectangle knot being cascaded for a string
Structure；The front, rear, left and right of rectangle structure are stitched between four mesh sheet, the selvage of four mesh sheet that to sew up composition one long
Cube structure, the bottom of rectangular parallelepiped structure is stitched with a piece of mesh sheet, the net cage so as to constitute a uncovered, such a uncovered
Net cage is net cage unit, and there is dropstone in the corner system of net cage unit；Two a piece of adjacent mesh sheet of adjacent net cage units shared
And corresponding dropstone, the net cage unit of multiple bunchiness between two hawsers is to constitute cultivation in series connection net cage, net cage unit to have
Sea cucumber；
There is ball float at the two ends of described net cage strut by tether system；
The corner of described series connection net cage is fixed in stake by stake cable.
In above-mentioned technical proposal, each net cage unit, 4 meters of length, 2 meters of width, 1 meter of height.Multiple net cage units, from pond
The one end on the pool starts to set up stake, according to the size in pond, is discharged to the other end.
In above-mentioned technical proposal, the trend for net cage of connecting is consistent with wind direction.
In above-mentioned technical proposal, described dropstone is sandbag or stone, it is ensured that net cage unit has the profile of cuboid.
It can place and mutually be put down between multiple series connection net cages, multiple series connection net cages in above-mentioned technical proposal, in each pond
OK, the spacing that two series connection net cages do not share between hawser, two series connection net cages is 50 meters (as shown in Figure 3).
It can place and mutually be put down between multiple series connection net cages, multiple series connection net cages in above-mentioned technical proposal, in each pond
OK, an adjacent hawser (as shown in Figure 4) is shared between two series connection net cages.
In above-mentioned technical proposal, described net cage strut is additionally provided with two parallel seedlings between each two net cage strut
Rope strut, seedling rope strut is parallel with net cage strut, and seedling rope strut is tied up to by tether on adjacent net cage strut；Two parallel
The seedling rope of many equally distributed cultivating seaweeds is provided between seedling rope strut, seedling rope is vertical with seedling rope strut and flat with hawser
OK；
It is preferred that, described seedling rope is polyvinyl chloride and the blending hawser of vinylon, 2.5-3.5 meter of length, folder on seedling rope
There are sargassum thunbergii or Sargassum horneri seed, plane is cultivated；
It is preferred that, the spacing between described seedling rope is 0.3-0.6 meters.
It is preferred that, the spacing of two net cage struts for being smaller than net cage unit of the two offspring rope strut.
The construction method of the bioreactor of the large-scale pond rearing sea cucumber of the present invention, comprises the following steps：
(1) two hawsers are placed in parallel, many net cage being parallel to each other struts are uniformly set between two hawsers,
And net cage strut is mutually perpendicular to hawser；Net cage strut is fixedly connected with hawser, so as to constitute be cascaded for a string rectangular
Shape structure；
(2) four mesh sheet, the selvage of four mesh sheet are sewed up in the front, rear, left and right of the rectangle structure of step (1) formation
Between sew up one rectangular parallelepiped structure of composition；Then a piece of mesh sheet is sewed up in the bottom of rectangular parallelepiped structure, so as to constitute one
The net cage of individual uncovered, the net cage of such a uncovered is net cage unit, and there is dropstone in the corner system of net cage unit so that net cage
Unit has the profile of cuboid；Two a piece of adjacent mesh sheet of adjacent net cage units shared and corresponding dropstone, two
The net cage unit of multiple bunchiness between hawser is to constitute series connection net cage, and the trend for net cage of connecting is consistent with wind direction；Each net cage list
Member, 4 meters of length, 2 meters of width, 1 meter of height；
(3) seedling rope strut is set up on the series connection net cage of step (2) formation：Two are set between each two net cage strut to put down
Capable seedling rope strut, seedling rope strut is parallel with net cage strut, and seedling rope strut is tied up to by tether on adjacent net cage strut；Two
Be provided with the seedling rope of many equally distributed cultivating seaweeds between parallel seedling rope strut, seedling rope it is vertical with seedling rope strut and with
Hawser is parallel, so as to constitute multi-level series connection net cage；
(4) step (3) is constituted after multi-level series connection net cage, and two stakes, two hawsers are set up since the one end in pond
Two homonymy end points be separately fixed in the two stakes；Series connection net cage is discharged to the other end, Ran Houzai according to the size in pond
Two stakes are set up, then the other end points of two hawsers is separately fixed on two shapes set up later；The two ends of net cage strut
Fastened by tether after ball float, be monolithically fabricated the bioreactor of large-scale pond rearing sea cucumber；
(5) step (4) is constituted after the bioreactor of large-scale pond rearing sea cucumber, and the annual 4-10 months press from both sides sea on seedling rope
The seed of algae, then delivers body children's ginseng into net cage unit, cultivates marine alga according to this area conventional method and children joins；
(6) step (4) is cultivated the later stage of marine alga and children's ginseng, and three selvages of the mesh sheet that net cage unit bottom is sewed up are from net
Untied on box unit, make that this piece mesh sheet hangs down and sea cucumber of its edge in substrate, net cage freely departs from, fallen to substrate
In；Meanwhile, the seedling rope strut between two net cage struts is untied between the adjacent seedling rope strut in wherein side, net cage strut
Cord, makes the sargassum thunbergii or Sargassum horneri that are cultivated on seedling rope and seedling rope sagging；Sagging seedling rope and sagging mesh sheet are located at the same side, mouse
Tail algae or Sargassum horneri also hang down into mesh sheet and close to substrate；Net cage unit is periodically shaken during cultivating, departs from the frond of aging
Net cage unit, reaches water-bed, is ingested by sea cucumber, space and the chance of continued growth are provided for sargassum thunbergii, is conducive to sustainable development
Exhibition.
In above-mentioned technical proposal, the seed of described marine alga is the seed of sargassum thunbergii or Sargassum horneri, and individual plant folder seedling reserves afterbody
0.5 centimetre, 3-8 centimetres of plant height, spacing is at 0.3-0.5 meters.
In above-mentioned technical proposal, described children's ginseng, specification is the long 1cm of body, and it is that per hectare throws seedling 30000 that children's ginseng, which delivers density,
300-1200 heads are delivered in -100000, head, i.e., each net cage unit.
In above-mentioned technical proposal, the biomass of sea cucumber and the biomass ratio of marine alga are 1:2-6.
It can place and mutually be put down between multiple series connection net cages, multiple series connection net cages in above-mentioned technical proposal, in each pond
OK, the spacing that two series connection net cages do not share between hawser, two series connection net cages is 50 meters (as shown in Figure 3)；In each pond
Can also place and be parallel to each other between multiple series connection net cages, multiple series connection net cages, between two series connection net cages share one it is adjacent
Hawser (as shown in Figure 4).
In above-mentioned technical proposal, described seedling rope is polyvinyl chloride and the blending hawser of vinylon, 2.5-3.5 meters of length,
Sargassum thunbergii or Sargassum horneri seed are accompanied on seedling rope, plane is cultivated；Spacing between described seedling rope is 0.3-0.6 meters.
In above-mentioned technical proposal, the two offspring rope strut is smaller than between two net cage struts of net cage unit
Away from.
The advantage of technical solution of the present invention is：Water surface in net cage unit, is dispersed with supporting for sargassum thunbergii or Sargassum horneri
Seedling rope is grown, by photosynthesis, oxygen consumption carbon dioxide is produced, improves the ecological environment of water body；Sea cucumber in net cage is certainly
By departing from, fall into substrate, do not extrude each other, packing phenomenon, improve the survival rate of transplanting, solve traditional sea
There is mutually extruding, accumulation in ginseng migration process；The seedling rope strut and mesh sheet of same one end are untied, multifarious sky is formd
Between isolate, sea cucumber is confined in respective space, it is to avoid high density sea cucumber occurs in local space, some spaces do not have sea cucumber distribution
Phenomenon；Marine alga reaches water-bed, is ingested by sea cucumber, space and the chance of continued growth are provided for marine alga, is conducive to sustainable development
Exhibition.
Brief description of the drawings
Fig. 1：The overall structure diagram of the bioreactor of the large-scale pond rearing sea cucumber of the present invention；
Fig. 2：The side schematic view when mesh sheet and seedling rope strut of the present invention is untied；
Fig. 3：In the present invention two series connection net cages share hawser when schematical top view；
Fig. 4：Schematical top view when two series connection net cages share hawser in the present invention；
Wherein：1st, stake；2nd, stake cable；3rd, ball float；4th, net cage strut；5th, hawser；6th, mesh sheet；7th, seedling rope strut；8th, Miao Sheng；9、
Dropstone.
Embodiment
The embodiment to the present invention is described in detail below, but the present invention is not limited to description below：
A kind of bioreactor of large-scale pond rearing sea cucumber, its main body is the series connection net that multiple net cage units are in series
Case, as shown in Figure 1-2：
Described series connection net cage includes uniformly being fixed with many between the hawser 5 of two parallel settings, two hawsers
The net cage strut 4 being parallel to each other, and net cage strut is mutually perpendicular to hawser, so as to constitute the rectangle being cascaded for a string
Structure；The front, rear, left and right of rectangle structure are stitched between four mesh sheet 6, the selvage of four mesh sheet and sew up composition one
Individual rectangular parallelepiped structure, the bottom of rectangular parallelepiped structure is stitched with a piece of mesh sheet 6, the net cage so as to constitute a uncovered, such a
The net cage of uncovered is net cage unit, and there is dropstone 9 in the corner system of net cage unit；Two adjacent net cage units shareds are a piece of adjacent
Mesh sheet and corresponding dropstone, the net cage unit of multiple bunchiness between two hawsers 5 is to constitute in series connection net cage, net cage unit
Cultivation has sea cucumber；
There is ball float 3 at the two ends of described net cage strut 4 by tether system；
The corner of described series connection net cage is fixed in stake 1 by stake cable 2；
Two parallel seedling rope struts 7, the support of seedling rope are additionally provided between described net cage strut 4, each two net cage strut
Bar is parallel with net cage strut, and seedling rope strut is tied up to by tether on adjacent net cage strut；Between two parallel seedling rope struts
The seedling rope 8 of many equally distributed cultivating seaweeds is provided with, seedling rope is vertical and parallel with hawser with seedling rope strut；Two offspring ropes
The spacing of two net cage struts for being smaller than net cage unit of strut；
Each net cage unit, 4 meters of length, 2 meters of width, 1 meter of height.Multiple net cage units, set since the one end in pond
Staking out, according to the size in pond, is discharged to the other end；The trend of series connection net cage is consistent with wind direction；Described dropstone (9) be sandbag or
Stone, it is ensured that net cage unit has the profile of cuboid；
It can place and be parallel to each other between multiple series connection net cages, multiple series connection net cages in each pond, two series connection net cages
It is 50 meters (as shown in Figure 3) not share the spacing between hawser, two series connection net cages；
It can place and be parallel to each other between multiple series connection net cages, multiple series connection net cages in each pond, two series connection net cages
Between share an adjacent hawser (as shown in Figure 4)；
Described seedling rope 8 is the blending hawser of polyvinyl chloride and vinylon, 2.5-3.5 meters of length, and rat-tail is accompanied on seedling rope
Algae or Sargassum horneri seed, plane are cultivated；Spacing between seedling rope is 0.3-0.6 meters.
The construction method of the bioreactor of the large-scale pond rearing sea cucumber of the present invention, comprises the following steps：
(1) two hawsers are placed in parallel, many net cage being parallel to each other struts are uniformly set between two hawsers,
And net cage strut is mutually perpendicular to hawser；Net cage strut is fixedly connected with hawser, so as to constitute be cascaded for a string rectangular
Shape structure；
(2) four mesh sheet, the selvage of four mesh sheet are sewed up in the front, rear, left and right of the rectangle structure of step (1) formation
Between sew up one rectangular parallelepiped structure of composition；Then a piece of mesh sheet is sewed up in the bottom of rectangular parallelepiped structure, so as to constitute one
The net cage of individual uncovered, the net cage of such a uncovered is net cage unit, and there is dropstone in the corner system of net cage unit so that net cage
Unit has the profile of cuboid；Two a piece of adjacent mesh sheet of adjacent net cage units shared and corresponding dropstone, two
The net cage unit of multiple bunchiness between hawser is to constitute series connection net cage, and the trend for net cage of connecting is consistent with wind direction；
(3) seedling rope strut is set up on the series connection net cage of step (2) formation：Two are set between each two net cage strut to put down
Capable seedling rope strut, seedling rope strut is parallel with net cage strut, and seedling rope strut is tied up to by tether on adjacent net cage strut；Two
Be provided with the seedling rope of many equally distributed cultivating seaweeds between parallel seedling rope strut, seedling rope it is vertical with seedling rope strut and with
Hawser is parallel, so as to constitute multi-level series connection net cage；Two net cages for being smaller than net cage unit support of two offspring rope struts
The spacing of bar；Described seedling rope is the blending hawser of polyvinyl chloride and vinylon, 2.5-3.5 meters of length, and spacing is 0.3-0.6
Rice；
(4) step (3) is constituted after multi-level series connection net cage, and two stakes, two hawsers are set up since the one end in pond
Two homonymy end points be separately fixed in the two stakes；Series connection net cage is discharged to the other end, Ran Houzai according to the size in pond
Two stakes are set up, then the other end points of two hawsers is separately fixed on two shapes set up later；The two ends of net cage strut
Fastened by tether after ball float, be monolithically fabricated the bioreactor of large-scale pond rearing sea cucumber；
(5) step (4) is constituted after the bioreactor of large-scale pond rearing sea cucumber, and the annual 4-10 months press from both sides sea on seedling rope
The seed of algae, then delivers body children's ginseng into net cage unit, cultivates marine alga according to this area conventional method and children joins；
The seed of described marine alga is the seed of sargassum thunbergii or Sargassum horneri, and individual plant folder seedling reserves 0.5 centimetre of afterbody, plant height 3-8
Centimetre, spacing is at 0.3-0.5 meters；Described children's ginseng, specification is the long 1cm of body, and it is that per hectare throws seedling 30000 that children's ginseng, which delivers density,
300-1200 heads are delivered in -100000, head, i.e., each net cage unit；The biomass of sea cucumber and the biomass ratio of marine alga are 1:
2-6；
(6) step (4) is cultivated the later stage of marine alga and children's ginseng, and three selvages of the mesh sheet that net cage unit bottom is sewed up are from net
Untied on box unit, make that this piece mesh sheet hangs down and sea cucumber of its edge in substrate, net cage freely departs from, fallen to substrate
In；Meanwhile, the seedling rope strut between two net cage struts is untied between the adjacent seedling rope strut in wherein side, net cage strut
Cord, makes the sargassum thunbergii or Sargassum horneri that are cultivated on seedling rope and seedling rope sagging；Sagging seedling rope and sagging mesh sheet are located at the same side, mouse
Tail algae or Sargassum horneri also hang down into mesh sheet and close to substrate；Net cage unit is periodically shaken during cultivating, departs from the frond of aging
Net cage unit, reaches water-bed, is ingested by sea cucumber, space and the chance of continued growth are provided for sargassum thunbergii, is conducive to sustainable development
Exhibition.
The present invention is illustrated with reference to specific embodiment：
Embodiment 1：
160 mu of the pond area of selection, 10.7 hectares, long 620 meters (EW to)；Wide 172 meters (NS).The depth of water is average 2.3 meters
Rectangle pond.The 4-10 months main wind direction and the length of the hawser mainly selected be 120 meters, 15 meters of stake cable, from pool side
It is spaced 10 meters of preliminary design staking outs.
The distance between rows of unit net cage is 50 meters, and 30 net cage units are organized in a row.Control group：It is attached for pond
Near little pond.Breeding density is 500/net cage, or 50000/hectare, long 1.1cm of body or so (body weight 4.8g/), is pressed
Cultivated according to traditional method, be to be determined after 7 months.As a result it see the table below.
The effect that conventional method is cultivated with net cage unit is compared
It is molten in the netcages unit in big pond, the constructed bioreactor process for cultivating sea cucumber, the region
The concentration of solution oxygen increases by 8.79% compared with conventional method, it is therefore prevented that the appearance of anaerobic condition.Sea cucumber to survive chance more, support
Into density increase by 26.2%.This is due to solve to occur in that in migration process because operation, the culture environment discomforts such as friction are drawn
The situation of the seedling mortality of hair；Meanwhile, on single substrate, the presence of net cage unit forms diversified activity sky
Between, the ecological small space for being spatially segregated from and connecting each other is formd, is conducive to increasing the power of sea cucumber activity, it is to avoid undue
Concentrate on some block, it is to avoid random to occur, or undue concentration is in some block.Daytime in the lower section of net cage unit, evening from
Such place is opened, or when looking for food.The sargassums such as the sargassum thunbergii by cultivation, add feed coefficient, with conventional method
Compared to increase by 23.9%.The sea cucumber color of cultivation is by dun subduing red；Fine and smooth, good brightness, there is transparent feel.Breeding process
In, the substantial amounts of carbon dioxide of sea cucumber growth course release produces discarded object and metabolic waste, therein by being dissolved in water
The key elements such as N, P, the raw material that can be grown as sargassums such as sargassum thunbergiis, are absorbed and used；The sargassums such as sargassum thunbergii utilize dioxy
Change c3 photosynthesis and produce organic carbon, assimilate the inorganic matters such as N, P, produce organic matter, part frond can be directly as sea cucumber
Feed, has been achieved in that the circulation of material, passes through the feed of sea cucumber.
Water surface of the present invention in net cage unit, is dispersed with the cultivation seedling rope of sargassum thunbergii or Sargassum horneri, by photosynthesis,
Oxygen consumption carbon dioxide is produced, the ecological environment of water body is improved；Sea cucumber in net cage freely departs from, and falls into substrate,
Do not extrude each other, packing phenomenon, improve the survival rate of transplanting, solve traditional sea cucumber migration process and exist and mutually squeeze
Pressure, the situation of accumulation；The seedling rope strut and mesh sheet of same one end are untied, multifarious space isolation is formd, is confined to sea cucumber
In respective space, it is to avoid high density sea cucumber occurs in local space, some spaces do not have the phenomenon that sea cucumber is distributed；Marine alga reaches water
Bottom, is ingested by sea cucumber, and space and the chance of continued growth are provided for marine alga, is conducive to sustainable development.
Examples detailed above is technical concept and technical characterstic to illustrate the invention, can not limit the present invention's with this
Protection domain.Equivalent transformation or modification that all essence according to the present invention is done, should all cover in protection scope of the present invention
Within.
Claims (10)
1. a kind of bioreactor of large-scale pond rearing sea cucumber, its main body is the series connection net that multiple net cage units are in series
Case, it is characterised in that：
Described series connection net cage includes uniformly being fixed with many phases between the hawser (5) of two parallel settings, two hawsers
Mutual parallel net cage strut (4), and net cage strut is mutually perpendicular to hawser, so as to constitute the rectangle being cascaded for a string
Structure；The front, rear, left and right of rectangle structure are stitched between four mesh sheet (6), the selvage of four mesh sheet and sew up composition
One rectangular parallelepiped structure, the bottom of rectangular parallelepiped structure is stitched with a piece of mesh sheet (6), the net cage so as to constitute a uncovered, so
The net cage of one uncovered is net cage unit, and there is dropstone (9) in the corner system of net cage unit；Two adjacent net cage units shareds one
The net cage unit of multiple bunchiness between the adjacent mesh sheet of piece and corresponding dropstone, two hawsers (5) is to constitute series connection net cage；String
The trend of networking case is consistent with wind direction；
There is ball float (3) at the two ends of described net cage strut (4) by tether system；
The corner of described series connection net cage is fixed in stake (1) by stake cable (2)；
Two parallel seedling rope struts (7), the support of seedling rope are additionally provided between described net cage strut (4), each two net cage strut
Bar is parallel with net cage strut, and seedling rope strut is tied up to by tether on adjacent net cage strut；Between two parallel seedling rope struts
The seedling rope (8) of many equally distributed cultivating seaweeds is provided with, seedling rope is vertical and parallel with hawser with seedling rope strut.
2. bioreactor according to claim 1, it is characterised in that：Each net cage unit, 4 meters of length, 2 meters of width,
Highly 1 meter；Described dropstone (9) is sandbag or stone.
3. bioreactor according to claim 1, it is characterised in that：Multiple series connection net cages are placed in each pond, it is many
It is parallel to each other between individual series connection net cage, the spacing that two series connection net cages do not share between hawser, two series connection net cages is 50 meters.
4. bioreactor according to claim 1, it is characterised in that：Multiple series connection net cages are placed in each pond, it is many
It is parallel to each other between individual series connection net cage, an adjacent hawser is shared between two series connection net cages.
5. bioreactor according to claim 1, it is characterised in that：Two offspring rope strut (7) are smaller than
The spacing of two net cage struts (4) of net cage unit.
6. bioreactor according to claim 7, it is characterised in that：Described seedling rope (8) is polyvinyl chloride and Wei Ni
The blending hawser of synthetic fibre, 2.5-3.5 meters of length；Spacing between described seedling rope (8) is 0.3-0.6 meters.
7. the construction method of the bioreactor of the large-scale pond rearing sea cucumber described in claim any one of 1-6, its feature exists
In comprising the following steps：
(1) two hawsers are placed in parallel, many net cage being parallel to each other struts, and net is uniformly set between two hawsers
Case strut is mutually perpendicular to hawser；Net cage strut is fixedly connected with hawser, so as to constitute the rectangle knot being cascaded for a string
Structure；
(2) sewed up in the front, rear, left and right of the rectangle structure of step (1) formation between four mesh sheet, the selvage of four mesh sheet
Sew up one rectangular parallelepiped structure of composition；Then a piece of mesh sheet is sewed up in the bottom of rectangular parallelepiped structure, so as to constitute a nothing
The net cage of lid, the net cage of such a uncovered is net cage unit, and the corner system of net cage unit has dropstone so that net cage unit
Profile with cuboid；Two a piece of adjacent mesh sheet of adjacent net cage units shared and corresponding dropstone, two hawsers
Between multiple bunchiness net cage unit be constitute series connection net cage, connect net cage trend it is consistent with wind direction；
(3) seedling rope strut is set up on the series connection net cage of step (2) formation：Set between each two net cage strut two it is parallel
Seedling rope strut, seedling rope strut is parallel with net cage strut, and seedling rope strut is tied up to by tether on adjacent net cage strut；Two parallel
Seedling rope strut between be provided with the seedling ropes of many equally distributed cultivating seaweeds, seedling rope is vertical with seedling rope strut and and hawser
It is parallel, so as to constitute multi-level series connection net cage；Two net cage struts for being smaller than net cage unit of two offspring rope struts
Spacing；Described seedling rope is the blending hawser of polyvinyl chloride and vinylon, and 2.5-3.5 meters of length, spacing is 0.3-0.6 meters；
(4) step (3) is constituted after multi-level series connection net cage, and two stakes, the two of two hawsers are set up since the one end in pond
Individual homonymy end points is separately fixed in the two stakes；Series connection net cage is discharged to the other end according to the size in pond, then set up again
Two stakes, then the other end points of two hawsers is separately fixed on two shapes set up later；The two ends of net cage strut pass through
Tether is fastened after ball float, is monolithically fabricated the bioreactor of large-scale pond rearing sea cucumber；
(5) step (4) is constituted after the bioreactor of large-scale pond rearing sea cucumber, and the annual 4-10 months press from both sides marine alga on seedling rope
Seed, then delivers body children's ginseng into net cage unit, cultivates marine alga according to this area conventional method and children joins；
(6) step (4) is cultivated the later stage of marine alga and children's ginseng, and three selvages of the mesh sheet that net cage unit bottom is sewed up are from net cage list
Untied in member, make that this piece mesh sheet hangs down and sea cucumber of its edge in substrate, net cage freely departs from, fallen into substrate；Together
When, the seedling rope strut between two net cage struts unties the cord between the adjacent seedling rope strut in wherein side, net cage strut,
Make the sargassum thunbergii or Sargassum horneri that are cultivated on seedling rope and seedling rope sagging；Sagging seedling rope and sagging mesh sheet are located at the same side, sargassum thunbergii
Or Sargassum horneri also hangs down into mesh sheet and close to substrate；Net cage unit is periodically shaken during cultivating, the frond of aging is departed from net cage
Unit, reaches water-bed, is ingested by sea cucumber, space and the chance of continued growth are provided for sargassum thunbergii, is conducive to sustainable development.
8. method according to claim 7, it is characterised in that the multiple series connection net cages of placement, multiple series connection nets in each pond
It is parallel to each other between case, two series connection net cages share or do not shared hawser：When sharing hawser, shared between two series connection net cages
One adjacent hawser；When not sharing hawser, the spacing between two series connection net cages is 50 meters.
9. method according to claim 7, it is characterised in that the biomass of sea cucumber and the biomass ratio of marine alga are 1:2-6.
10. method according to claim 7, it is characterised in that the seed of described marine alga is the seed of sargassum thunbergii or Sargassum horneri,
Individual plant presss from both sides seedling, reserves 0.5 centimetre of afterbody, 3-8 centimetres of plant height, and spacing is at 0.3-0.5 meters；Described children's ginseng, specification is that body is long
1cm, it is to deliver 300-1200 heads in per hectare throwing seedling 30000-100000, i.e., each net cage unit that children's ginseng, which delivers density,.
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