CN108684588A - A method of with hard attachment base marine raft culture oyster - Google Patents
A method of with hard attachment base marine raft culture oyster Download PDFInfo
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- CN108684588A CN108684588A CN201810451550.3A CN201810451550A CN108684588A CN 108684588 A CN108684588 A CN 108684588A CN 201810451550 A CN201810451550 A CN 201810451550A CN 108684588 A CN108684588 A CN 108684588A
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- rope
- oyster
- attachment base
- raft
- hawser
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- 241000237502 Ostreidae Species 0.000 title claims abstract description 134
- 235000020636 oyster Nutrition 0.000 title claims abstract description 134
- 238000000034 method Methods 0.000 title claims abstract description 12
- 241000237509 Patinopecten sp. Species 0.000 claims abstract description 45
- 235000020637 scallop Nutrition 0.000 claims abstract description 45
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 32
- 210000003205 muscle Anatomy 0.000 claims abstract description 24
- 238000009364 mariculture Methods 0.000 claims abstract description 9
- 239000003643 water by type Substances 0.000 claims abstract description 7
- 244000025254 Cannabis sativa Species 0.000 claims description 24
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 claims description 24
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 claims description 24
- 235000009120 camo Nutrition 0.000 claims description 24
- 235000005607 chanvre indien Nutrition 0.000 claims description 24
- 239000011487 hemp Substances 0.000 claims description 24
- 238000009395 breeding Methods 0.000 claims description 19
- 230000001488 breeding effect Effects 0.000 claims description 19
- 239000013535 sea water Substances 0.000 claims description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 4
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 4
- 239000011425 bamboo Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 244000068988 Glycine max Species 0.000 claims description 3
- 235000010469 Glycine max Nutrition 0.000 claims description 3
- 210000000481 breast Anatomy 0.000 claims description 3
- 238000003306 harvesting Methods 0.000 claims description 3
- 230000013011 mating Effects 0.000 claims description 3
- 241000196171 Hydrodictyon reticulatum Species 0.000 claims description 2
- 230000000717 retained effect Effects 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 241000196324 Embryophyta Species 0.000 claims 1
- 244000082204 Phyllostachys viridis Species 0.000 claims 1
- 239000000835 fiber Substances 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 238000007689 inspection Methods 0.000 claims 1
- 238000012136 culture method Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 241001330002 Bambuseae Species 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000009304 pastoral farming Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 244000144980 herd Species 0.000 description 1
- 210000003097 mucus Anatomy 0.000 description 1
- 230000003248 secreting effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/50—Culture of aquatic animals of shellfish
- A01K61/54—Culture of aquatic animals of shellfish of bivalves, e.g. oysters or mussels
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/60—Floating cultivation devices, e.g. rafts or floating fish-farms
-
- 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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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
A kind of method with hard attachment base marine raft culture oyster provided by the invention.Its technical solution is:Attachment base(2)Top is equipped with circular hole(1), attachment base(2)Outer layer is equipped with equidistant groove(5), groove(5)On by rubber muscle(3)Fixed scallop shell(4);Aquafarm oyster culture device is mainly by deep water mesh cage(6), hawser(8), raft rope(10), attachment base(2)And dropstone(11)Composition, hawser(8)Both ends are fixedly connected with ring(7), four deep water mesh cages(6)Pass through hawser(8)Connect into square.Advantageous effect of the present invention:The scallop shell for being attached with oyster seed is fixed in hard attachment base, ensures oyster healthy growth;The impact for reducing ocean current makes mariculture oyster risk reduce, and this oyster culture method has expanded remote bank exposed waters space, realizes the oyster culture in aquafarm and remote bank marine site.
Description
Technical field
The present invention relates to marine site cultural technique field, especially a kind of side with hard attachment base marine raft culture oyster
Method.
Background technology
In the exposed waters oyster culture from seashore farther out, since stormy waves is big, the duration is long, the oyster culture in seawater
Cage does not stop to shake, and makes oyster in breeding cage and the constantly mutual grazing of breeding cage, cause the shell that oyster newly grows up to be touched down or
It polishes, influences oyster normal growth, it is not long or slow-growing oyster occur.If oyster is attached to and cultivates on rope, by
In the effect of stormy waves, oyster will split away off from the rope of attachment, fall into the sea, cause cultivation to fail, made to raiser
At serious financial consequences, general mariculture oyster is to use breeding cage or lifting rope, makes oyster in breeding cage or is attached to lifting rope
On cultivated, all carried out in the smaller coastal bay of stormy waves, want stormy waves is larger, offshore farther out, seawater it is deeper open
Marine site carries out oyster culture, must just select hard attachment base, oyster is made firmly to anchor in hard attachment base, the oyster of growth
Will not with other thing frictions, touch, fall off, growth of keeping fit, such oyster culture can be moved towards from the farther sea of seashore
Domain occupies a tiny space in current aquafarm construction, and breaking through restriction oyster marine raft culture must be in nearly Bay area
Limitation.
Invention content
It is an object of the invention to expand a kind of with hard attachment base sea of remote bank exposed waters space for oyster culture
The method of upper raft culture oyster.Its technical solution is:Attachment base top is equipped with circular hole, and attachment base outer layer is equipped with equidistant recessed
Slot fixes scallop shell on groove by rubber muscle;Aquafarm oyster culture device is mainly by deep water mesh cage, hawser, raft rope, attachment
Base and dropstone composition, hawser both ends are fixedly connected with ring, and four deep water mesh cages connect into square by hawser, in front and back breast line rope
Between fix a perpendicular hawser again, deep water mesh cage is connect with hawser to be inserted in by hawser both ends connection ring in the head rope of deep water mesh cage,
The two perpendicular hawsers in left and right connect raft rope by knot, and interconnecting cable is fixedly connected with raft rope by hawser knot with raft rope knot, left
Three perpendicular hawsers uniformly connect more raft ropes in the right side, and the rope made of hemp is fixed by knot on raft rope, and the circular hole of attachment base is passed through by the rope made of hemp
Attachment base is fixed, attachment base is uniformly fixed on raft rope, dropstone is fixed by the rope made of hemp among early growth period, every section of raft rope, is being grown
Later stage, every section of raft rope remove dropstone, increase buoy, keep the balance of raft rope;Remote bank shallow sea oyster culture device early period mainly by
Anchor, main push-towing rope rope, hawser, raft rope, attachment base and dropstone composition, main push-towing rope rope both ends are fixedly connected with ring, and connection ring is solid by hawser
Surely anchor is connected, three main push-towing rope ropes are uniformly connected by more raft ropes, and main push-towing rope rope erects row, raft rope row, and main push-towing rope rope passes through knot
It is fixedly connected with raft rope, the rope made of hemp is fixed by knot on raft rope, pass through the circular hole of attachment base to fix attachment base by the rope made of hemp, on raft rope
Even fixed attachment base fixes dropstone among early growth period, every section of raft rope by the rope made of hemp;Remote bank shallow sea oyster culture later stage device master
It to be made of anchor, main push-towing rope rope, hawser, raft rope, attachment base and buoy, agent structure is the same as remote bank shallow sea oyster culture device early period
It is identical, attachment base is uniformly fixed on raft rope, is changed to fix buoy by the rope made of hemp by the fixed dropstone of the rope made of hemp among every section of raft rope, if attached
It is overweight base, in right amount can fix buoys more.
Seven big cultivation steps:First step natural waters acquire oyster seed:Raw oyster mating period out of office, in dwelling for they
Sea area is ceased, pile driving frame raft rope hangs breeding cage, loads onto scallop shell in breeding cage, every layer of scallop shell increases the contact with seawater as possible
Area allows the wild spat of oyster to be attached on each scallop shell;Second step selects big oyster seed:The wild spat of oyster is attached to scallop
After on shell, breeding cage is taken out from the sea, scallop shell is poured out, to male when long big to soybean grain in marine cultivation a period of time
Oyster seedling is selected, and a scallop shell retains the 2-3 larger spats of oyster, shaves off the extra spat of oyster, the spat of oyster retained
It to avoid growing together, influence each other as possible mutually more far away on scallop shell;Third step detection mariculture area:It is cultivating
Before oyster, the water environment time segment to intending mariculture area is detected, and selects pollution-free, phytoplankton to enrich, perphyton
Few sea area pays attention to observing ocean current situation in modern marine pasture oyster culture as oyster culture area;4th step arranges seedling
Kind density, attachment base connect raft rope:The scallop shell of select is inserted in the attachment base with rubber muscle, scallop shell is strangled attached
It between base and rubber muscle, according to attachment base thickness, 2-3 scallop shell is inserted on each rubber muscle, scallop shell spacing is equal, more
A rubber muscle is sleeved on attachment base(2)On, rubber muscle spacing is equal, and at a distance of 20 centimetres or so, scallop shell is adhering to each rubber muscle
It is evenly distributed on base, makes oyster culture seedling appropriate density, be conducive to cultivate big specification oyster and shell mould is good-looking;It will arrange male
The attachment base of oyster seedling is tied up on raft rope, 1 meter or so of attachment base spacing;5th marine fixed raft rope:It is divided to two kinds of breeding way, the
One kind carrying out oyster culture in modern marine pasture, the raft rope both ends with attachment base tie up to respectively marine deep water mesh cage it
Between on the hawser that connects, raft rope length degree is determined by the distance between deep water mesh cage, 3-5 meters of raft rope spacing, by connection deep water net
The hawser of case stretches raft rope, and raft rope can be also stretched by other fixation means of aquafarm, carries out oyster culture;Second of remote bank
Marine site oyster culture respectively ties up to the raft rope both ends with attachment base on main push-towing rope rope, and main push-towing rope rope is stretched by anchor is fixed on sea
In, raft rope is stretched by anchor, main push-towing rope rope, carries out oyster culture;Raft rope direction of extension is vertical with current direction as possible, ensures attached
It base and does not wind raft rope;6th step control attachment base:When seedling is put at sea, if using lighter attachment base, dropstone is added on raft rope,
Attachment base is set to float under sea at 0-0.5 meters, after oyster grows up, attachment base is sunk, and dropstone is gradually removed, on raft rope plus floating
Drift makes raft rope tense, oyster is kept to be grown in suitable water environment by increasing buoy;7th step harvests:Oyster grows to symbol
It is harvested after closing commercial specification.
Attachment base is set as wooden stick or bamboo bar, hard plastic tube, pvc pipe hard material.
The cylinder outer layer covers fishing net that deep water mesh cage is welded by galvanized pipe.
Advantageous effect of the present invention:The scallop shell for being attached with oyster seed is fixed in hard attachment base, ensures that oyster is strong
Kang Shengchang;The impact for reducing ocean current makes mariculture oyster risk reduce, and it is open that this oyster culture method has expanded remote bank
The oyster culture in aquafarm and remote bank marine site is realized in marine site space.
Description of the drawings
The attachment base structural schematic diagram of Fig. 1 present invention;
Fig. 2 is the aquafarm oyster culture apparatus structure schematic diagram of the present invention;
Fig. 3 is remote bank shallow sea oyster culture apparatus structure schematic diagram early period of the present invention;
Fig. 4 is the remote bank shallow sea oyster culture later stage apparatus structure schematic diagram of the present invention.
Specific implementation mode
As shown in Figures 1 to 4, a method of with hard attachment base marine raft culture oyster, mainly by circular hole 1, attached
Base 2, rubber muscle 3, scallop shell 4, groove 5, deep water mesh cage 6, connection ring 7, hawser 8, knot 9, raft rope 10, dropstone 11, the rope made of hemp
12, anchor 13, main push-towing rope rope 14 and buoy 15 are constituted.Attachment base 2 is set as wooden stick or bamboo bar, hard plastic tube, pvc pipe hard material.
2 top of attachment base is equipped with circular hole 1, and 2 outer layer of attachment base is equipped with equidistant groove 5, fixes scallop shell 4 by rubber muscle 3 on groove 5
(See Fig. 1).Aquafarm oyster culture device is mainly made of deep water mesh cage 6, hawser 8, raft rope 10, attachment base 2 and dropstone 11,
The cylinder outer layer covers fishing net that deep water mesh cage 6 is welded by galvanized pipe.8 both ends of hawser are fixedly connected with ring 7, four deep water mesh cages 6
Square is connected by hawser 8, fixes a perpendicular hawser 8 among front and back breast line rope 8 again, deep water mesh cage 6 connect logical with hawser 8
8 both ends connection ring 7 of hawser to be crossed to be inserted in the head rope of deep water mesh cage 6, the two perpendicular hawsers 8 in left and right connect raft rope 10 by knot 9, in
Between hawser 8 raft rope 10 is fixedly connected with 10 knot 9 of raft rope by 8 knot 9 of hawser, uniformly connection is more for three perpendicular hawsers 8 in left and right
Root raft rope 10 fixes the rope made of hemp 12 on raft rope 10 by 10 knot 9 of raft rope, passes through the circular hole 1 of attachment base 2 to fix attachment by the rope made of hemp 12
Base 2 uniformly fixes attachment base 2 on raft rope 10, dropstone 11 is fixed by the rope made of hemp 12 among early growth period, every section of raft rope 10, in life
Long later stage, every section of raft rope 10 remove dropstone 11, increase buoy 14, keep the balance of raft rope 10(See Fig. 2).Oyster is supported in remote bank shallow sea
It grows device early period to be mainly made of anchor 13, main push-towing rope rope 14, hawser 8, raft rope 10, attachment base 2 and dropstone 11,14 both ends of main push-towing rope rope
It is fixedly connected with ring 7, connection ring 7 is fixedly connected with anchor 13 by hawser 8, and three main push-towing rope ropes 14 are uniformly connected by more raft ropes 10
It connects, main push-towing rope rope 14 erects row, 10 row of raft rope, and main push-towing rope rope 14 is fixedly connected with raft rope 10 by knot 9, is restricted by raft rope 10 on raft rope 10
The fixed rope made of hemp 12 of knot passes through the circular hole 1 of attachment base 2 to fix attachment base 2, attachment base 2 is uniformly fixed on raft rope 10 by the rope made of hemp 12,
Dropstone 11 is fixed by the rope made of hemp 12 among early growth period, every section of raft rope 10(See Fig. 3).Remote bank shallow sea oyster culture later stage device master
It to be made of anchor 13, main push-towing rope rope 14, hawser 8, raft rope 10, attachment base 2 and buoy 15, agent structure is supported with remote bank shallow sea oyster
It is identical to grow early period device, attachment base 2 is uniformly fixed on raft rope 10, is changed to by 12 fixed dropstone 11 of the rope made of hemp among every section of raft rope 10
Buoy 15 is fixed by the rope made of hemp 12, if attachment base 2 is overweight, in right amount can fix buoys 15 more(See Fig. 4).
Seven big cultivation steps:First step natural waters acquire oyster seed:Raw oyster mating period out of office, in dwelling for they
Sea area is ceased, pile driving frame raft rope 10 hangs breeding cage, and scallop shell 4 is loaded onto in breeding cage, and every layer of scallop shell 4 increases and seawater as possible
Contact area allows the wild spat of oyster to be attached on each scallop shell 4;Second step selects big oyster seed:Wild spat of oyster attachment
After on scallop shell 4, breeding cage is taken out from the sea, pours out scallop when long big to soybean grain in marine cultivation a period of time
Shell 4, selects the spat of oyster, and a scallop shell 4 retains the 2-3 larger spats of oyster, shaves off the extra spat of oyster, retains
The spat of oyster on scallop shell 4 will as possible mutually more far away, avoid growing together, influence each other;Third step detection cultivation sea
Area:Before oyster culture, the water environment time segment to intending mariculture area is detected, pollution-free, phytoplankton is selected to enrich,
The few sea area of perphyton pays attention to observing ocean current situation in modern marine pasture oyster culture as oyster culture area;4th
Step arrangement seed density, attachment base 2 connect raft rope 10:The scallop shell 4 of select is inserted in the attachment base 2 with rubber muscle 3,
Scallop shell 4 is strangled between attachment base 2 and rubber muscle 3, and according to 2 thickness of attachment base, 2-3 scallop is inserted on each rubber muscle 3
Shell 4,4 spacing of scallop shell is equal, and multiple rubber muscle 3 are sleeved in attachment base 2, and 3 spacing of rubber muscle is equal, and each rubber muscle 3 is apart
20 centimetres or so, scallop shell 4 is evenly distributed in attachment base 2, makes oyster culture seedling appropriate density, is conducive to cultivate big specification
Oyster and shell mould are good-looking;The attachment base 2 for arranging the spat of oyster is tied up on raft rope 10,1 meter or so of 2 spacing of attachment base;5th
Raft rope 10 is fixed at sea:It is divided to two kinds of breeding way, the first carries out oyster culture in modern marine pasture, with attachment base
2 10 both ends of raft rope are tied up to respectively on the hawser 8 connected between marine deep water mesh cage 6, and 10 length of raft rope is by between deep water mesh cage 6
Distance determine, 3-5 meter of 10 spacing of raft rope, by connect deep water mesh cage 6 hawser 8 stretch raft rope 10, can also be herded by ocean
Other fixation means of field stretch raft rope 10, carry out oyster culture;Second of remote bank marine site oyster culture, with attachment base 2
10 both ends of raft rope are tied up to respectively on main push-towing rope rope 14, main push-towing rope rope 14 stretched by anchor 13 be fixed on it is marine, by anchor 13, main push-towing rope rope
14 stretch raft rope 10, carry out oyster culture;10 direction of extension of raft rope is vertical with current direction as possible, ensures that attachment base 2 is not wound
Raft rope;6th step control attachment base 2:When seedling is put at sea, if using lighter attachment base 2, dropstone 11 is added on raft rope 10, is made attached
It base 2 to float under sea at 0-0.5 meters, after oyster grows up, attachment base 2 is sunk, and dropstone 11 is gradually removed, and on raft rope 10 is added
Buoy 15 makes raft rope 10 tense, oyster is kept to be grown in suitable water environment by increasing buoy 15;7th step harvests:It is male
Oyster grows to meet commercial specification after harvested.
Embodiment 1:
The present invention is exactly that the scallop shell 4 for being attached with oyster seed is fixed on the hard such as wooden stick or bamboo bar, hard plastic tube, pvc pipe
In attachment base 2, start to be tied up 4 Le of scallop shell with oyster seed in attachment base 2 with rubber muscle 3, as oyster grows, oyster
Oneself energy secreting mucus is fixed in attachment base 2, and attachment base 2 is eliminated instead of breeding cage and lifting rope using breeding cage
With the unfavorable factor of lifting rope.Attachment base 2 is tied up on the raft rope 10 of raft culture, adhere to the spat of oyster scallop shell 4 be fixed on it is attached
It on base 2, does not fall off securely, the mutual not grazing of attachment base 2, to ensure that the new shell that oyster seed grows is not touched down,
Oyster energy normal growth, attachment base 2 are tied up to as breeding cage on raft rope 10, and oyster seed is fixed in attachment base 2 and is taken the photograph
Food growth;With growing up for oyster, weight increases, and hard attachment base 2 can sink, and removes dropstone 11, increases buoy 15.It herds ocean
Oyster culture is that 10 both ends of raft rope are tied up to respectively on the hawser 8 connected between marine deep water mesh cage 6 in, is supported from seashore off-lying sea domain
It grows to tie up on 13 fixed main push-towing rope rope 14 of marine anchor, stretching raft rope 10 makes marine attachment base 2 not touch, male to ensure
The safety of oyster cultivation.The cultural method is easy to operate, can make oyster culture promotion and implementation in modern marine pasture, ensures oyster
Healthy growth;Since raft culture facilitation agent is the hard material of attachment base 2, the impact of ocean current is reduced, mariculture is made
Oyster risk reduces.Meanwhile this oyster culture method has expanded remote bank exposed waters space, realizes in aquafarm and remote bank
The oyster culture in marine site.
Claims (4)
1. a kind of method with hard attachment base marine raft culture oyster, it is characterised in that:Attachment base(2)Top is equipped with circular hole
(1), attachment base(2)Outer layer is equipped with equidistant groove(5), groove(5)On by rubber muscle(3)Fixed scallop shell(4);Aquafarm
Oyster culture device is mainly by deep water mesh cage(6), hawser(8), raft rope(10), attachment base(2)And dropstone(11)Composition, hawser
(8)Both ends are fixedly connected with ring(7), four deep water mesh cages(6)Pass through hawser(8)Connect into square, front and back breast line rope(8)It is intermediate
A perpendicular hawser is fixed again(8), deep water mesh cage(6)With hawser(8)Connection passes through hawser(8)Both ends connection ring(7)It is inserted in deep water
Net cage(6)The head rope on, left and right two perpendicular hawsers(8)Pass through knot(9)Connect raft rope(10), interconnecting cable(8)Pass through hawser
(8)Knot(9)With raft rope(10)Knot(9)It is fixedly connected with raft rope(10), three perpendicular hawsers in controlling(8)Uniformly connect more rafts
Rope(10), raft rope(10)On by raft rope(10)Knot(9)The fixed rope made of hemp(12), pass through the rope made of hemp(12)Across attachment base(2)Circle
Hole(1)Fixed attachment base(2), raft rope(10)Upper uniformly fixed attachment base(2), in early growth period, every section of raft rope(10)Centre by
The rope made of hemp(12)Fixed dropstone(11), at later stages, every section of raft rope(10)Remove dropstone(11), increase buoy(14), keep raft
Rope(10)Balance;Remote bank shallow sea oyster culture device early period is mainly by anchor(13), main push-towing rope rope(14), hawser(8), raft rope
(10), attachment base(2)And dropstone(11)Composition, main push-towing rope rope(14)Both ends are fixedly connected with ring(7), connection ring(7)Pass through hawser(8)
It is fixedly connected with anchor(13), three main push-towing rope ropes(14)Pass through more raft ropes(10)Uniformly connection, main push-towing rope rope(14)Perpendicular row, raft rope
(10)Row, main push-towing rope rope(14)Pass through knot(9)It is fixedly connected with raft rope(10), raft rope(10)On by raft rope(10)Knot fixes fiber crops
Rope(12), pass through the rope made of hemp(12)Across attachment base(2)Circular hole(1)Fixed attachment base(2), raft rope(10)Upper uniformly fixed attachment
Base(2), in early growth period, every section of raft rope(10)Centre is by the rope made of hemp(12)Fixed dropstone(11);The remote bank shallow sea oyster culture later stage
Device is mainly by anchor(13), main push-towing rope rope(14), hawser(8), raft rope(10), attachment base(2)And buoy(15)Composition, main body knot
Structure is identical with remote bank shallow sea oyster culture device early period, raft rope(10)Upper uniformly fixed attachment base(2), every section of raft rope(10)It is intermediate
By the rope made of hemp(12)Fixed dropstone(11)It is changed to by the rope made of hemp(12)Fixed buoy(15)If attachment base(2)It is overweight, it can be how solid in right amount
Determine buoy(15).
2. a kind of method with hard attachment base marine raft culture oyster according to claim 1, it is characterised in that:Seven
Big cultivation step:First step natural waters acquire oyster seed:Raw oyster mating period out of office is inhabited sea area at them, is beaten
Pile frame raft rope(10)Breeding cage is hung, scallop shell is loaded onto in breeding cage(4), every layer of scallop shell(4)Increase as possible and is connect with seawater
Contacting surface is accumulated, and the wild spat of oyster is allowed to be attached to each scallop shell(4)On;Second step selects big oyster seed:Wild spat of oyster attachment
In scallop shell(4)After upper, breeding cage is taken out from the sea, pours out fan when long big to soybean grain in marine cultivation a period of time
Shell(4), the spat of oyster is selected, a scallop shell(4)Retain the 2-3 larger spats of oyster, shave off the extra spat of oyster,
The spat of oyster retained is in scallop shell(4)On will as possible mutually more far away, avoid growing together, influence each other;Third step inspection
Survey mariculture area:Before oyster culture, the water environment time segment to intending mariculture area is detected, and selection is pollution-free, swims
The sea area that plant is abundant, perphyton is few pays attention to observing ocean current in modern marine pasture oyster culture as oyster culture area
Situation;4th step arranges seed density, attachment base(2)Connect raft rope(10):By the scallop shell of select(4)It is inserted in and carries rubber
Muscle(3)Attachment base(2)On, scallop shell(4)It is strangled in attachment base(2)With rubber muscle(3)Between, according to attachment base(2)Thickness,
Each rubber muscle(3)Upper 2-3 scallop shell of insertion(4), scallop shell(4)Spacing is equal, multiple rubber muscle(3)It is sleeved on attachment base
(2)On, rubber muscle(3)Spacing is equal, each rubber muscle(3)Apart 20 centimetres or so, scallop shell(4)In attachment base(2)On be in
It is uniformly distributed, makes oyster culture seedling appropriate density, be conducive to cultivate big specification oyster and shell mould is good-looking;The spat of oyster will be arranged
Attachment base(2)It ties up in raft rope(10)On, attachment base(2)1 meter or so of spacing;5th marine fixed raft rope(10):It is divided to two breedings
Mode is grown, the first carries out oyster culture in modern marine pasture, with attachment base(2)Raft rope(10)Both ends are respectively
In marine deep water mesh cage(6)Between the hawser that connects(8)On, raft rope(10)Length is by deep water mesh cage(6)The distance between determine,
Raft rope(10)3-5 meters of spacing, by connection deep water mesh cage(6)Hawser(8)Stretch raft rope(10), also can by aquafarm its
His fixation means stretch raft rope(10), carry out oyster culture;Second of remote bank marine site oyster culture, with attachment base(2)'s
Raft rope(10)Both ends tie up to main push-towing rope rope respectively(14)On, main push-towing rope rope(14)By anchor(13)Stretch be fixed on it is marine, by anchor
(13), main push-towing rope rope(14)Stretch raft rope(10), carry out oyster culture;Raft rope(10)Direction of extension is vertical with current direction as possible,
Ensure attachment base(2)Raft rope is not wound;6th step control attachment base(2):When seedling is put at sea, if using lighter attachment base(2),
In raft rope(10)Upper plus dropstone(11), make attachment base(2)It floats under sea at 0-0.5 meters, after oyster grows up, attachment base(2)
Sink, gradually removes dropstone(11), in raft rope(10)Upper plus buoy(15), by increasing buoy(15), make raft rope(10)It tenses,
Oyster is kept to be grown in suitable water environment;7th step harvests:Oyster grows to meet commercial specification after harvested.
3. a kind of method with hard attachment base marine raft culture oyster according to claim 1 or 2, feature exist
In:Attachment base(2)It is set as wooden stick or bamboo bar, hard plastic tube, pvc pipe hard material.
4. a kind of method with hard attachment base marine raft culture oyster according to claim 1 or 2, feature exist
In:Deep water mesh cage(6)The cylinder outer layer covers fishing net welded by galvanized pipe.
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