CN101642061A - Bird-proof net for floating circular high-density polyethylene framework net box for breeding large yellow croakers - Google Patents

Bird-proof net for floating circular high-density polyethylene framework net box for breeding large yellow croakers Download PDF

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Publication number
CN101642061A
CN101642061A CN200810041336A CN200810041336A CN101642061A CN 101642061 A CN101642061 A CN 101642061A CN 200810041336 A CN200810041336 A CN 200810041336A CN 200810041336 A CN200810041336 A CN 200810041336A CN 101642061 A CN101642061 A CN 101642061A
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China
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net
etting
bird
net cage
annular
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CN200810041336A
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Chinese (zh)
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CN101642061B (en
Inventor
石建高
王鲁民
陈晓蕾
刘永利
王磊
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East China Sea Fishery Research Institute Chinese Academy of Fishery Sciences
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East China Sea Fishery Research Institute Chinese Academy of Fishery Sciences
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/80Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
    • Y02A40/81Aquaculture, e.g. of fish

Abstract

The invention discloses a bird-proof net for a floating circular high-density polyethylene framework net box for breeding large yellow croakers, relates to a bird-proof net for a breeding net box, andneeds to provide a bird-proof net for a floating circular high-density polyethylene framework net box for breeding large yellow croakers. The technical scheme of the invention adopts net piece shearing, sewing, reinforcing and assembling, and is characterized in that a single dead-knotted type warning net piece which is weaved by luminous net wires and has mesh size of 50 millimeters is adopted,12 pieces of regular trapezoidal net pieces with the same size are sheared, and the bevel edges of the 12 pieces of regular trapezoidal net pieces are weaved and sewn into an annular net piece of which inner and outer rings are 438 and 1,338 meshes respectively by an equal-mesh weaving and sewing method; the edges of the net piece are reinforced; and net eyes of the 438-mesh inner ring and the 1,338-mesh outer ring of the reinforced annular net piece are evenly shrunk to high-strength polyethylene fiber steel ropes of which lengths are 15.5 and 47.3 meters respectively by a transverse hangingratio of 0.707 so that the annular bird-proof net for the net box is obtained. The bird-proof net is used for the floating circular high-density polyethylene framework net box.

Description

Cultured large yellow croaker floating circular high-density polyethylene framework net cage bird prevention net
Technical field:
The invention belongs to cultured large yellow croaker floating circular high-density polyethylene framework net cage bird prevention net.
Background technology
The high-density polyethylene framework net cage is called for short HDPE framework net cage.HDPE framework net cage with state in its water can be divided into floating, three kinds of the formula of diving and elevation (over-and-under) types; HDPE framework net cage with its culture object generally can divide cultured large yellow croaker with HDPE framework net cage, culture grouper with HDPE framework net cage with to culture U.S. snapper multiple with HDPE framework net cage etc.As the buoyancy framework, the buoyancy frame shape has circle, hexagon, square and primary-secondary type etc. to HDPE framework net cage with the floating pipe of HDPE.The aquatic products technical field with net cage outside floating pipe girth be that 50m, net cage handrail girth are that the cultured large yellow croaker of 46.9m is called cultured large yellow croaker usefulness floating circular HDPE framework net cage with the floating circular high-density polyethylene framework net cage, the fish culture net cage wind wave resistance performance of this size is good, cost is relatively low, breed is easy to operate, and the district is widely used in China East Sea.
Cultured large yellow croaker uses floating circular HDPE framework net cage in breeding process, large yellow Crocker is usually inhabited the sea area when being active in top layer, net cage waters birds catch or peck wound, these birds or directly hold large yellow Crocker in the mouth, seriously peck and hinder large yellow Crocker (seriously pecked and hinder large yellow Crocker generally slowly death in net cage), these birds cause heavy economic losses all for the cage culture family every year, and annual each cultured large yellow croaker of giving of birds causes several thousand even the economic loss of units up to ten thousand with floating circular HDPE framework net cage according to statistics.For protection net cage large yellow Crocker avoids sea area birds injury or attack, some raiser uses the way of setting up drift net aloft to tackle or catch these birds in the breed sea area, and its shortcoming is that the anti-bird method of this tradition may the people twine network death for causing the part birds to be set up drift net in the air; Some raiser uses stone, club etc. to drive the mode of birds in the breed sea area, its shortcoming is the anti-bird method of this tradition " people catches up with in the front, bird back come " or " people walks in the front, bird back come ", poor effect when it is avoided these sea area birds injuries or attack protection net cage large yellow Crocker; Perch in the sea area on the problem of birds injury net cage large yellow Crocker, the cage culture family is at one's wit's end.In addition, traditional cultured large yellow croaker can not provide alarming sign with floating circular HDPE framework net cage and the major accident that crashed through or damage by passing ships takes place in dark surrounds, cause the broken fish of net cage frame breakage or net to escape chain reactions such as net, this net cage accident brought heavy economic losses both for the cage culture family, can cause economic dispute between raiser and shipowner again.How to prevent that the sea area from perching birds injury net cage large yellow Crocker is aquatic products technical field people problems anxious to be solved with preventing that passing ships from crashing through net cage equipment.
Summary of the invention
The technical problem that the present invention need solve provides the bird prevention net of a kind of cultured large yellow croaker with the floating circular high-density polyethylene framework net cage.
Technical scheme of the present invention adopts that the etting material is cut out, stitching, reinforcement, assembling, it is characterized in that the etting material that adopts is that the size of mesh that luminous netting twine is woven into is single fast knot type rectangle caution etting of 50mm; Get a horizontal stroke, vertically order is respectively 887.5 orders, 141.5 purpose rectangles caution etting, earlier rectangle is warned the vertical dual-side piece of etting and become cylindrical shape, cut out circulation by the hypotenuse of " (1N1B) 46, (2N1B) 29 " and be cut into a parallelogram caution etting at any order place on the cylindrical shape base then; Again from acute angle end points number to the 111 order places of parallelogram caution etting, cut out direction with sharp edge and cut out circulation by the hypotenuse of " (1N1B) 46, (2N1B) 29 " and cut a trapezoid etting; Adopt the associating cutting-out method to cut the trapezoid etting of 12 same sizes altogether by identical cut-out method; Orders such as employing are compiled stitch and with the high-strength polyamide fibre line of diameter 3.0mm the hypotenuse of 12 trapezoid ettings are carried out order successively order is compiled seam, until 12 trapezoid joinings being become an inner and outer rings be respectively 438 orders, the annular etting of 1338 purposes; The mode that adopts the etting fringing is carried out reinforcing with the high-strength polyamide fibre line of diameter 3.0mm to the etting edge of annular etting; In the annular etting of horizontal hanging ratio with 0.707 after with reinforcing on last 438 orders of ring, the outer shroud 1338 order meshes evenly contract respectively on the high strength polyethylene rete cord (rete cord rugosity 6mm) that is sewn to long 15.5m, 47.3m, prick the high-strength polyamide fibre line of tiing up rete cord and etting employing diameter 3.0mm during the dress guiding principle, just obtained the annular bird prevention net of net cage after the dress guiding principle finishes; Net cage is covered the handrail top that the handrail girth is the floating circular high-density polyethylene framework net cage of 46.9m with annular bird prevention net, will adorn net cage is grown with annular bird prevention net 47.3m behind the guiding principle outer shroud rete cord with 0.992 horizontal hanging ratio and evenly contract on the net cage handrail that is sewn to long 46.9m; Dress is pricked during guiding principle and is tied up rete cord and adopt with the net cage handrail that elongation is moderate, the common polyethylene rope of diameter 8mm, and this has just obtained cultured large yellow croaker floating circular high-density polyethylene framework net cage bird prevention net.
Advantage of the present invention is that bird prevention net can send yellow-green fluorescence in dark surrounds, can play the alarming sign effect to passing ships or breed workboat, passing ships do not take place or culture to crash through or damage the fish culture net cage incident with workboat through test, the caution effect is obvious.The bird prevention net that the present invention relates to is after installing on the net cage, and bird prevention net just covers large yellow Crocker main activities zone in the net cage fully, even birds stand on the bird prevention net also and can't catch or peck wound being positioned at cultured large yellow croaker under the bird prevention net in cage culture; The present invention catches or pecks on sea area, the Da Chen island net cage of hindering large yellow Crocker incident pilosity duration of test birds and finds no cultured large yellow croaker and caught by birds or peck wound, and anti-bird effect is obvious.The cost of the bird prevention net that the present invention relates to deduction bird prevention net, the raiser uses every the net cage in back can reduce about more than 6000~9000 yuan of the economic loss that birds are caused the large yellow Crocker infringement every year, and economic effect is obvious.The present invention uses annular bird prevention net and does not use the circular bird prevention net of totally enclosed type, neither the bird effect is prevented in influence, make things convenient for breeding bait to throw something and feed, save the bird prevention net cost again, also overcome the circular bird prevention net of totally enclosed type sagging bigger defective under the deadweight effect simultaneously, bird prevention net of the present invention is easy for installation, and economic benefit, ecological benefits are remarkable.
Description of drawings
Fig. 1, expression be that the trapezoid etting of 12 same sizes is united and cut out schematic diagram;
Fig. 2, trapezoid etting schematic diagram;
Fig. 3, expression be that 12 trapezoid joinings become an annular etting schematic diagram;
Fig. 4, be cultured large yellow croaker with floating circular HDPE framework net cage bird prevention net schematic diagram;
Fig. 5, the assembling schematic diagram of expression net cage bird prevention net on net cage.
Embodiment
Implement best way of the present invention below in conjunction with accompanying drawing 1~5 explanation:
Among Fig. 11 represents the cutting limit, and 2 represent a trapezoid etting, and on behalf of a horizontal stroke, vertical order, 3 be respectively 887.5 orders, 141.5 purpose rectangle ettings, and on behalf of sharp edge, 4 cut out direction.
Among Fig. 2 21 represents the last base of trapezoid etting, and 22 represent the hypotenuse of trapezoid etting, and 23 represent the bottom of trapezoid etting.
Among Fig. 3 31 represents the bottom of trapezoid etting, and 32 represent the last base of trapezoid etting, and 33 represent a trapezoid etting, the piece between the adjacent two trapezoid etting hypotenuses of 34 representatives.
Among Fig. 4 41 represents the interior ring rete cord of bird prevention net, and 42 represent the outer shroud rete cord of bird prevention net, and 43 represent an etting, the piece between the adjacent two etting hypotenuses of 44 representatives.
Piece between the adjacent two etting hypotenuses of among Fig. 5 51 representative, 52 represent the interior ring rete cord of bird prevention net, 53 represent the outer shroud rete cord of bird prevention net, 54 represent the net cage handrail, 55 representative seam bundle net cage handrails and the bird prevention net outer shroud rete cord common polyethylene rope of 8mm, 56 represent the floating pipe of net cage outward, and 57 represent the net cage bird prevention net, 58 represent floating pipe in the net cage, and 59 represent the net cage armrest support.
The luminous netting twine that adopts diameter 3.30mm is as cultured large yellow croaker floating circular HDPE framework net cage bird prevention net net materials, utilize netting machine or craft the luminous netting twine of diameter 3.30mm to be woven into single fast knot type rectangle caution etting of size of mesh 50mm, better with the processing of floating circular HDPE framework net cage bird prevention net with this single fast knot type rectangle caution etting with caution etting material softness and operability as cultured large yellow croaker, and it can send yellow-green fluorescence in the dark after illumination, can play the alarming sign effect.
The processing of net cage bird prevention net is cut out technology with caution etting material:
Get single fast knot type rectangle of size of mesh 50mm and warn one of etting, the T-meshes of rectangle caution etting is that 887.5 orders, N-meshes are 141.5 orders (3 among Fig. 1).Rectangle is warned the vertical dual-side of etting elder generation piece become cylindrical shape, cut out circulation by the hypotenuse of " (1N1B) 46; (2N1B) 29 " [carrying out " the other single pin in limit " during " (1N1B) 46, (2N1B) 29 " expression cutting cut out circulation 46 times, carry out " two other single pin in limit " and cut out and circulate 29 times at any order place on the cylindrical shape base then; The limit is other during cutting represents that with code name N single pin is represented with code name B] be cut into a parallelogram caution etting; Warn acute angle end points number to the 111 order places of etting again from parallelogram, cutting out direction (4 among Fig. 1) with sharp edge also cuts out circulation by the hypotenuse of " (1N1B) 46; (2N1B) 29 " and cuts a trapezoid etting [2 among Fig. 1, Fig. 2, several 36 orders of the bottom of this trapezoid etting (23 among Fig. 2) order, go up several 111 orders of base (21 among Fig. 2) order, N-meshes 141.5 orders]; Again from warning acute angle end points number to the 111 order places of etting, cut out direction (4 among Fig. 1) with sharp edge and also cut out the trapezoid etting [2 among Fig. 1, Fig. 2, several 36 orders of the bottom of this trapezoid etting (23 among Fig. 2) order, last several 111 orders of base (21 among Fig. 2) order, N-meshes 141.5 orders] that another piece same size is cut in circulation by the hypotenuse of " (1N1B) 46; (2N1B) 29 "; The trapezoid etting that adopts identical cut-out method to cut out down successively can to cut 12 same sizes altogether [2 among Fig. 1, Fig. 2, several 36 orders of the bottom of this trapezoid etting (23 among Fig. 2) order, go up several 111 orders of base (21 among Fig. 2) order, N-meshes 141.5 orders].Unite at etting and to cut out when calculating, consider etting through cutting out with piece after, can cause the variation of etting material T-meshes; On etting, whenever cut a hypotenuse, etting lateral lost halver, and hypotenuse of every piece, etting laterally increases halver.
The processing of net cage bird prevention net is with warning joining and reinforcement technology:
It is that the high-strength polyamide fibre line of 3.0mm carries out order successively with the hypotenuse of 12 trapezoid ettings (34 among Fig. 3) and order is compiled stitched that orders such as employing are compiled the stitch rugosity, the last base acute ends point of adjacent two trapezoid ettings must link to each other successively during stitching, obtuse angle, the bottom end points of adjacent two trapezoid ettings must link to each other successively, until 12 trapezoid joinings are become an annular etting (Fig. 3); The bottom of 12 trapezoid ettings (31 among Fig. 3) all be positioned on the ring of annular etting (Fig. 3) and on the ring mesh add up to 438 orders, and the last base of 12 trapezoid ettings (32 among Fig. 3) all be positioned on the outer shroud of annular etting (Fig. 3) and on the outer shroud mesh add up to 1338 orders; The mode that adopts the etting fringing is carried out reinforcing with the high-strength polyamide fibre line of diameter 3.0mm to the etting edge of annular etting (Fig. 3), with the dress guiding principle edge of guaranteeing sub-circular etting cracky not.
The processing of net cage bird prevention net is with warning etting and rete cord assembly technology:
Horizontal hanging ratio with 0.707 evenly contracts 438 order meshes on the interior ring of annular etting on the high strength polyethylene rete cord (rete cord rugosity 6mm) that is sewn to long 15.5m; Horizontal hanging ratio with 0.707 evenly contracts 1338 order meshes on the outer shroud of annular etting on the high strength polyethylene rete cord (rete cord rugosity 6mm) that is sewn to long 47.3m; Prick the high-strength polyamide fibre line of tiing up rete cord and etting employing diameter 3.0mm during the dress guiding principle; The dress guiding principle has just obtained net cage after finishing with annular bird prevention net (Fig. 4), and net cage is 15.5m with interior ring rete cord (41 among Fig. 4) length of annular bird prevention net behind the dress guiding principle, is 47.3m and adorn net cage behind the guiding principle with outer shroud rete cord (42 among Fig. 4) length of annular bird prevention net; Net cage is 4.9m with the interior ring diameter of annular bird prevention net behind the dress guiding principle, is 14.9m and adorn net cage behind the guiding principle with the outer ring diameter of annular bird prevention net.
The assembling of net cage bird prevention net on net cage:
Net cage is 15.5m with interior ring rete cord (52 among Fig. 5) length of annular bird prevention net (57 among Fig. 5) behind the dress guiding principle, is 47.3m and adorn net cage behind the guiding principle with outer shroud rete cord (53 among Fig. 5) length of annular bird prevention net (57 among Fig. 5).During the assembling of net cage bird prevention net on net cage, to adorn that net cage covers handrail (54 among Fig. 5) top that handrail (54 among Fig. 5) girth is the floating circular HDPE framework net cage of 46.9m with annular bird prevention net (57 among Fig. 5) behind the guiding principle, will adorn net cage behind the guiding principle with 0.992 horizontal hanging ratio and evenly contract on the cultured large yellow croaker usefulness floating circular HDPE framework net cage handrail (54 among Fig. 5) that is sewn to long 46.9m with the long outer shroud rete cord of 47.3m (53 among Fig. 5) of annular bird prevention net (57 among Fig. 5); Dress is pricked during guiding principle and is tied up rete cord and adopt with the net cage handrail that elongation is moderate, the common polyethylene rope (55 among Fig. 5) of diameter 8mm, and this has just obtained cultured large yellow croaker floating circular HDPE framework net cage bird prevention net.
Long-term net cage production practices show, cultured large yellow croaker is movable in the general waters, annular top layer in distance net cage mesh bag wall 3.0m scope in net cage, seldom arrive the circular top layer waters activity in the net cage mid-diameter 7.5m scope, cultured large yellow croaker generally is to be caught by the sea area birds when movable in waters, net cage top layer or peck wound.The net cage that the present invention relates to uses bird prevention net (57 among Fig. 5) after installing on the floating circular HDPE framework net cage, bird prevention net (57 among Fig. 5) just covers cultured large yellow croaker main activities zone in the floating circular HDPE framework net cage fully, and is provided with the little size of mesh block that prevents that cultured fishes from escaping between the handrail of floating circular HDPE framework net cage and the interior floating pipe; There is the duplicate protection of bird prevention net, block in the main activities zone of cultured large yellow croaker in the floating circular HDPE framework net cage like this; The size of mesh of bird prevention net only is that 50mm and etting adopt 0.707 horizontal hanging ratio dress guiding principle; Net cage armrest support (59 among Fig. 5) highly is generally 1.0m, and bird prevention net is generally 1.0m apart from water surface elevation; Even inhabiting the birds in sea area in the cage culture process stands on the bird prevention net also and can't catch or peck wound the cultured large yellow croaker that is positioned at the main activities district.Birds normally take off from the sea needs certain horizontal range and vertical height, therefore, the birds that inhabit the sea area see assembled the annular bird prevention net that the present invention relates on the floating circular HDPE framework net cage after, birds take a risk from the central authorities of annular bird prevention net enter net cage catch or peck hinder cultured large yellow croaker possibility seldom; And practice show the annular bird prevention net that the present invention relates to birds catch or peck on sea area, the Da Chen island net cage of hindering large yellow Crocker incident pilosity on probation after, do not find that birds take a risk to enter net cage from the central authorities of annular bird prevention net and catch or peck and hinder cultured large yellow croaker, annular bird prevention net has significantly anti-bird technique effect.
The present invention uses annular bird prevention net and does not use the circular bird prevention net of totally enclosed type at floating circular HDPE framework net cage, mainly be under the prerequisite that does not influence anti-bird effect, to make things convenient for cultured large yellow croaker bait feeding, saving bird prevention net processing cost, use the annular bird prevention net that the present invention relates to than using the circular bird prevention net of totally enclosed type can save 10.8% bird prevention net processing cost and etting raw materials consumption; Do not have under the condition of bracing frame support in bird prevention net central authorities simultaneously, etting in the circular bird prevention net mid-diameter of the totally enclosed type 4.0m scope is sagging bigger under the deadweight effect, the present invention uses annular bird prevention net and does not use the circular bird prevention net of totally enclosed type to overcome the circular bird prevention net of totally enclosed type sagging bigger defective under the deadweight effect, and design effect of the present invention, economic effect and energy-saving consumption-reducing effect are obvious.The bird prevention net cost that the present invention relates to is low, easy for installation, remove the processing cost of annular bird prevention net, the raiser uses behind the annular bird prevention net that the present invention relates to every cultured large yellow croaker can reduce birds every year with floating circular HDPE framework net cage large yellow Crocker is encroached on about more than 6000~9000 yuan of the economic loss that caused, and economic effect is obvious.
The present invention is used for luminous filament the processing of bird prevention net etting matrix material, the bird prevention net that processes can send yellow-green fluorescence in dark surrounds, these fluorescence can play good alarming sign effect to passing ships or breed with workboat, the present invention is after trying out on the net cage of sea area, Da Chen island, passing ships do not take place together or culture to crash through or damage the fish culture net cage incident with workboat, the caution effect is obvious.

Claims (3)

1, cultured large yellow croaker is with floating circular high-density polyethylene framework net cage bird prevention net, adopts that the etting material is cut out, stitching, reinforcement, assembling, it is characterized in that the etting material is that the size of mesh of luminous netting twine braiding is the caution etting of 50mm; Get a horizontal stroke, vertically order is respectively 887.5 orders, 141.5 purpose rectangles caution etting, earlier rectangle is warned the vertical dual-side piece of etting and become cylindrical shape, cut out circulation by the hypotenuse of " (1N1B) 46, (2N1B) 29 " and be cut into a parallelogram caution etting at any order place on the cylindrical shape base then; Again from acute angle end points number to the 111 order places of parallelogram caution etting, cut out direction with sharp edge and cut out circulation by the hypotenuse of " (1N1B) 46, (2N1B) 29 " and cut a trapezoid etting; Adopt the associating cutting-out method to cut the trapezoid etting of 12 same sizes altogether by identical cut-out method; With the high-strength polyamide fibre line of diameter 3.0mm the hypotenuse of 12 trapezoid ettings is carried out order successively order is compiled seam with waiting order to compile stitch, until 12 trapezoid joinings being become an inner and outer rings be respectively 438 orders, the annular etting of 1338 purposes; With the high-strength polyamide fibre line of diameter 3.0mm the etting edge of annular etting is carried out reinforcing with the mode of etting fringing; In the annular etting of horizontal hanging ratio with 0.707 after with reinforcing on last 438 orders of ring, the outer shroud 1338 order meshes evenly contract respectively on the high strength polyethylene rete cord that is sewn to long 15.5m, 47.3m, adorn guiding principle and finish and just obtain the annular bird prevention net of net cage.
2, cultured large yellow croaker according to claim 1 is characterized in that high strength polyethylene rete cord rete cord rugosity 6mm with floating circular high-density polyethylene framework net cage bird prevention net.
3, cultured large yellow croaker according to claim 1 is with floating circular high-density polyethylene framework net cage bird prevention net, it is characterized in that the outer shroud rete cord that annular bird prevention net 47.3m is long evenly contracts on the net cage handrail that is sewn to long 46.9m with 0.992 horizontal hanging ratio.
CN2008100413367A 2008-08-04 2008-08-04 Bird-proof net for floating circular high-density polyethylene framework net box for breeding large yellow croakers Expired - Fee Related CN101642061B (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102763611A (en) * 2011-05-03 2012-11-07 中国水产科学研究院东海水产研究所 Stain-repellent stretch net cage for farming large yellow croaker
CN102763612A (en) * 2011-05-03 2012-11-07 中国水产科学研究院东海水产研究所 Energy-conservation and consumption-reduction type obliquely-square net cage for cultivating large yellow croakers
CN102763610A (en) * 2011-05-03 2012-11-07 中国水产科学研究院东海水产研究所 Method for manufacturing antifouling and antibiosis type yellow croaker net cage
CN106472385A (en) * 2016-11-14 2017-03-08 周天赐 A kind of pond culture fish is thrown and raises platform integration unit

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101189951A (en) * 2006-11-27 2008-06-04 常州克德制网有限公司 Bird prevention net

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102763611A (en) * 2011-05-03 2012-11-07 中国水产科学研究院东海水产研究所 Stain-repellent stretch net cage for farming large yellow croaker
CN102763612A (en) * 2011-05-03 2012-11-07 中国水产科学研究院东海水产研究所 Energy-conservation and consumption-reduction type obliquely-square net cage for cultivating large yellow croakers
CN102763610A (en) * 2011-05-03 2012-11-07 中国水产科学研究院东海水产研究所 Method for manufacturing antifouling and antibiosis type yellow croaker net cage
CN102763610B (en) * 2011-05-03 2013-08-21 中国水产科学研究院东海水产研究所 Method for manufacturing antifouling and antibiosis type yellow croaker net cage
CN102763612B (en) * 2011-05-03 2013-11-20 中国水产科学研究院东海水产研究所 Energy-conservation and consumption-reduction type obliquely-square net cage for cultivating large yellow croakers
CN102763611B (en) * 2011-05-03 2014-04-30 中国水产科学研究院东海水产研究所 Stain-repellent stretch net cage for farming large yellow croaker
CN106472385A (en) * 2016-11-14 2017-03-08 周天赐 A kind of pond culture fish is thrown and raises platform integration unit

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