CN207322254U - Device is supported between one main laver and kelp alternate culture - Google Patents

Device is supported between one main laver and kelp alternate culture Download PDF

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Publication number
CN207322254U
CN207322254U CN201721395104.2U CN201721395104U CN207322254U CN 207322254 U CN207322254 U CN 207322254U CN 201721395104 U CN201721395104 U CN 201721395104U CN 207322254 U CN207322254 U CN 207322254U
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fixed
raft
culture
kelp
pulley
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汪文俊
孙修涛
刘福利
梁洲瑞
王飞久
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Yellow Sea Fisheries Research Institute Chinese Academy of Fishery Sciences
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Yellow Sea Fisheries Research Institute Chinese Academy of Fishery Sciences
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Abstract

The utility model discloses device, including the two raft framves bubbled through the water column and be arranged in parallel are supported between a main laver and kelp alternate culture, some adjustable columns are symmetrically connected with the raft frame per side, the adjustable column is perpendicular to the water surface;Some laver culture units are installed on the raft frame, are equipped with the laminaria culture rope for being used for cultivating kelp between adjacent laver culture unit, the rear and front end of the laminaria culture rope is lain on raft frame.The utility model is supported between can not only realizing porphyra haitanensis Porphyra yezoensis kelp alternate culture, on the premise of laminaria culture is not influenced, the utility model, which can be realized, easily shines net, and net angle and water layer position can be shone according to environmental change and the adjustment of frond production requirement, to turn out the finished product seaweed of high-quality and kelp.

Description

Device is supported between one main laver and kelp alternate culture
Technical field
The utility model belongs to algal cultivation technical field, and device is supported between a specific main laver and kelp alternate culture.
Background technology
Kelp and seaweed are the big large-scale economical algas in China most important two.Last century five, the sixties, China establish The nursery of natural light low temperature and raft culture technology, modern kelp seedling cultivation and aquaculture are developed rapidly since then.Last century six, seven The ten's, China, Japan, South Korea take the lead in establishing modern laver culture industry.According to the biological characteristics and growth rhythm of seaweed, On the basis of raft culture technology, seaweed practitioner has successively invented " plugging in pole formula " and " semi-floating raft type " cultural technique. Using " plugging in pole formula " and " semi-floating raft type " cultivation of porphyra, tiding can be made full use of, seaweed lace curtaining is periodically exposed It is dry to shine to kill removal of impurities algae disease, ensure seaweed healthy growth, both breeding way had been once China's mainstream seaweed cultivation mode. Due to the trophic component that seaweed enriches, the traction of height, the cultivation enthusiasm of coastal fisherman is surging always these years, seaweed Become China and cultivate largest economical alga species.
At present, laminaria culture is concentrated mainly on Liaoning, Shandong and Fujian.China's cultivation of porphyra has two kinds:Porphyra haitanensis and bar Spot seaweed, the former is warm warm nature species, is mainly cultivated in Fujian and Along Zhejiang Coast shoal, and the latter is cold warm nature species, cultivate in Tidal flat of Jiangsu Province, Shandong have thousands of mu of cultivation scale toward north only Rizhao Area.Kelp is generally supported in deeper water, and purple Dish is supported in shallow water shoal area.Kelp is generally cultivated using streamlined breeding way, seaweed using lace curtaining, both can between it is foster, To greatly improve per mu yield output.Porphyra haitanensis likes higher water temperature, and northern 5-11 months suitable porphyra haitanensis cultivates, and Porphyra yezoensis October Plunge into the commercial sea at the beginning of -11 months the first tenday period of a month cultivation, harvest arrives the second year 4-5 months, both can realize alternate culture.Northern seed in laminaria culture October goes out Storehouse is temporarily supported, and the cultivation of mid or late November to early December seedling separation, harvests to the second year 5-7 months, can be into the ranks supporting with Porphyra yezoensis. Porphyra haitanensis-Porphyra yezoensis-kelp wheel/foster pattern is consequently formed, solves the problems, such as the algae culturing sky raft phase, improves unit benefit.
But seaweed " semi-floating raft type " and " plug in pole formula " two kinds of planting types are seriously limited by tide and the depth of water, one As be only applicable to sea area within depth of water 15m.And since kelp individual is larger, it is cultivated generally carries out in deeper water.It is heavier Want, in recent years, due to climate warming, environmental change, the rotten especially severe of seaweed disease of offshore cultivation.Laver culture industry itself Also it must develop to profundal zone and just can guarantee that sustainable and healthy development.The good seaweed of health is cultivated out in profundal zone into dish, Realize and support between seaweed-kelp alternate culture, it is necessary to develop new laver culture technology and pattern.
In the prior art, have some for the patented technology in profundal zone cultivation seaweed, such as patent of invention CN103493722A discloses a main laver, and the device of the floating dry dew of turning flow artificial cultivation and its application method, the invention mainly use entirely A kind of trapezoidal buoy, it is upper fluted, when shining net, the bamboo pole for supporting seaweed curtain is turned in the groove of trapezoidal buoy, the invention The defects of traditional all-floating raft type cultural technique seaweed curtain can not do dew is improved, but will need to be cultivated using the method for the invention Lace curtaining is placed on trapezoidal buoy one by one, very labor intensive, it is difficult to is widely applied.Patent of invention CN104488691A is disclosed One main laver profundal zone culture apparatus and its application method, which can solve the technical problem of seaweed sieve, but need Solarization net can just be realized by being turned the lace curtaining of entire row by manpower, and due to seaweed frond, whole lace curtaining is special when growing up Heavy, manpower overturns whole lace curtaining very painstakingly and in the presence of very big security risk, and due to overturn entire row raft when shining net Frame, it is impossible to carry out alternate culture with kelp.
Utility model patent CN203416693U discloses a kind of seaweed inserted link that is used for and cultivates automatic solarization net device, including raft Frame, rope and the second fixed link for being fixed on sandy beach, the second fixed link are fixed with fixed pulley, and raft frame is fixed with movable pulley, rope The second fixed link is fixed in one end, and the other end, should successively around float and sinker is sequentially fixed with again after movable pulley and fixed pulley The mutual work compound of pulley blocks that utility model is made up of sinker and float, rope and fixed pulley and movable pulley so that whole A raft frame can with seawer tide fluctuation automatic lifting, although reducing operation intensity to a certain extent, can not Realize the flexible modulation that net and water layer are shone during supporting between the Porphyra yezoensis-porphyra haitanensis-kelp alternate culture of abysmal area.
The content of the invention
To overcome above-mentioned the deficiencies in the prior art, the utility model, which provides, supports device between a main laver and kelp alternate culture, Solves the flexible modulation that net and water layer are shone during supporting between Porphyra yezoensis-porphyra haitanensis-kelp alternate culture.
Device, including the two raft framves bubbled through the water column and be arranged in parallel, the raft per side are supported between one main laver and kelp alternate culture Some adjustable columns are symmetrically connected with frame, the adjustable column is perpendicular to the water surface;Some laver culture lists are installed on the raft frame Member, is equipped with the laminaria culture rope for being used for cultivating kelp between adjacent laver culture unit, and front and rear the two of the laminaria culture rope End is lain on raft frame;The laver culture unit includes hawser, the pulley blocks I at left and right sides of adjustable column and is supported with kelp Parallel culturing raft of restricting is grown, the pulley blocks I includes fixed pulley I that is positioned at inner side and being fixed on raft frame and positioned at outside And the movable pulley I on culturing raft is fixed on, raft frame is fixed in described hawser one end, and the other end around movable pulley I and determines cunning successively Wheel I is fixed on fixed pulley I;It is equidistant side by side between the culturing raft to be equipped with some and perpendicular adjusting bracket of culturing raft, One end of the adjusting bracket is fixed on culturing raft, and one end is fixed on adjusting rod, and the top of the adjusting bracket, which is fixed, to be connected It is connected to the seaweed lace curtaining for cultivation of porphyra.
Further, the laver culture unit further includes drawstring, pulley blocks II and adjusting rod, and the pulley blocks II includes solid The fixed pulley II and movable pulley II, one end of the drawstring being scheduled on adjustable column are fixed on adjustable column, and the other end bypasses successively Movable pulley II and fixed pulley II are fixed on fixed pulley II.
Preferably, bondage has some floats on the culturing raft.
Preferably, the seaweed lace curtaining is fixedly connected in culturing raft, adjusting rod and adjusting bracket by vinylon rope.
Preferably, the raft frame, adjustable column, adjusting bracket are reinforcing corrosion-resistant plastic or bamboo pole.
Preferably, the adjusting rod, culturing raft are one kind in hawser, bamboo pole or reinforcing corrosion-resistant plastic.
Preferably, the pulley blocks I and pulley blocks II are corrosion resistant metal or reinforced plastics.
The utility model additionally provides the application method that device is supported between a main laver and kelp alternate culture, comprises the following steps:
At the beginning of (1) 10 month at the beginning of -11 months, Porphyra yezoensis lace curtaining is opened and is paved, it is fixedly connected on by vinylon rope foster Grow in raft, adjusting rod and adjusting bracket, one end of each adjusting bracket is fixed on culturing raft, one end is fixed on adjusting rod On, then culturing raft is fixedly connected on the movable pulley I of raft frame, the 5-10 layers of Porphyra yezoensis for having adopted conchospore seedling curtain are overlapping It is put up on seaweed lace curtaining;
At the beginning of (2) 10 months-mid-October, the rear and front end of laminaria culture rope is lain on raft frame, is located at laminaria culture rope Between adjacent laver culture unit, and ensure that laminaria culture rope is parallel with culturing raft;
(3) by the end of November-December early and middle ten days, treat that the Porphyra yezoensis seedling curtain of step (1) has gone out after seedling, carrying out subnetting to it supports Grow, meanwhile, Kelp seeding is suspended on laminaria culture rope, carries out pressing from both sides seedling point rope cultivation again;
(4) when Porphyra yezoensis grows into 20cm long, Porphyra yezoensis is harvested, is harvested once within average 20-40 days, extremely The 4-5 months harvest and finish, and Porphyra yezoensis lace curtaining is fetched from adjusting bracket;
(5) mid or late May, gathers porphyra haitanensis seedling curtain, porphyra haitanensis lace curtaining is hanged up and is carried out on culturing raft and adjusting bracket Cultivation, treats that porphyra haitanensis grows into 20-30cm long and starts to harvest, and harvesting in average 10-20 days is once;
(6) at the beginning of -7 months by the end of May, kelp is harvested;
(7) highest is raised to mid or late August ocean temperature, after porphyra haitanensis starts aging, porphyra haitanensis lace curtaining is propped up from adjusting Fetched on frame, resurvey Conchospores of Porphyra Hait Anensis seedling curtain and hang up and continue to cultivate on breeding facility, it is purple to mid or late November, streak When dish lace curtaining starts subnetting cultivation, porphyra haitanensis lace curtaining is all withdrawn;
(8) during laver culture, by the cooperation of pulley blocks I and pulley blocks II, water layer is adjusted with shining net, to seaweed Cultivation is managed.
Preferably, in step (8), laver culture management operation is as follows:
A, during seaweed normal growth, position of the culturing raft on raft frame is adjusted by pulley blocks I, is made between two culturing rafts Distance reach the width size of seaweed lace curtaining, position of the adjusting rod on adjustable column is adjusted by pulley blocks II, makes adjusting rod Positioned at water surface site, so that seaweed lace curtaining opens completely is laid in the water surface;
B, when seaweed lace curtaining is not in good state with more miscellaneous algae:Winding is pulled using the frequency conversion electric rotating machine on breeding ship The hawser being fixed on pulley blocks I, shortens the distance between two culturing rafts and arrives suitably after, hawser is fixed on and determines cunning Take turns on I;Then it is fastened using the frequency conversion electric rotating machine drawing on breeding ship and lifts adjusting rod in the hawser on pulley blocks II Position, the adjusting bracket for making to link together with adjusting rod, which is lifted, to be erected, so that seaweed lace curtaining, which leaves the water surface, is subjected to day Shine and air-dry;When stormy waves is larger or sunlight slants, by improving the height of adjusting rod, increase seaweed lace curtaining from water distance From reducing the lifting angle of adjusting bracket;When stormy waves is smaller or during solar noon sun direct projection, by reducing the height of adjusting rod, subtracts Small seaweed lace curtaining from water distance from increasing the lifting angle of adjusting bracket, to obtain optimal sieve effect;
C, when seawater transparency is low, light is too strong when causing the light to coerce:Pulled using the frequency conversion electric rotating machine on breeding ship It is fastened in the hawser on pulley blocks I, shortens the distance between two culturing rafts and arrive suitably after, hawser is fixed on On fixed pulley I;The connection of adjusting rod and adjustable column is unclamped at the same time, makes seaweed lace curtaining, the water surface is sunk under own wt pressure Below.
Compared with prior art, the utility model method has the following advantages that:
(1) the utility model adds compared with traditional all-floating raft type and shines laver net link, can significantly reduce mud scum Miscellaneous algae interference and the incidence of disease;
(2) traditional semifloating raft culture pattern is only applicable to the big beach of tidal range, and column support type aquaculture model is due to branch The limitation of pillar height degree, the phytal zone being only applicable within depth of water 15m, and the utility model can be suitable for tens meters of abysmal area Seaweed, laminaria culture.
(3) the utility model can realize seaweed lace curtaining sieve, reduce miscellaneous algae and grow, without spraying medicine, green peace Entirely, seaweed is made to avoid being subject to light to coerce in the position of water layer and it is possible to adjust seaweed lace curtaining, moreover, the utility model may be used also With according to stormy waves size, light angle and the light intensity magnitude on sea, adjustment seaweed lace curtaining from water distance from sieve angle, because This, the utility model can cultivate the healthy seaweed of high-quality.
(4) the utility model is without lifting or overturning whole raft frame, it is thus only necessary to by culturing raft on raft frame Move and coordinate the height of adjusting rod to complete sieve and water layer position adjustment, and, it is only necessary to pulley and electric rotating are electromechanical Dynamic operation, it is only necessary to which a people can be easily accomplished, simple and time saving and energy saving.
(5) the utility model can realize foster alternate culture between porphyra haitanensis-Porphyra yezoensis-kelp, without by entirely when shining net Raft frame rises or upset, therefore, laminaria culture rope Shanghai is not interfered with when seaweed shines net or sinks to below the water surface The growth of band.
Summary, the utility model are supported between can not only realizing porphyra haitanensis-Porphyra yezoensis-kelp alternate culture, not influenced On the premise of laminaria culture, the utility model, which can be realized, easily shines net, and can be according to environmental change and frond production requirement Net angle and water layer position are shone in adjustment, to turn out the finished product seaweed of high-quality and kelp.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Fig. 1 is the structure diagram of the utility model;
Fig. 2 is the enlarged structure schematic diagram at the utility model pulley blocks I;
Fig. 3 is the enlarged structure schematic diagram that the utility model pulley blocks II goes out;
Fig. 4 is the operation chart of sieve and adjustment water layer during laver culture;
A, sieve;B, seaweed lace curtaining is reduced in the position of water layer;
Reference numeral:1st, raft frame;2nd, adjustable column;3rd, culturing raft;4th, adjusting bracket;5th, adjusting rod;6th, float;7th, laver net Curtain;8th, frequency conversion electric rotating machine;9th, breeding ship;10th, fixed pulley I;11st, hawser;12nd, laminaria culture rope;13rd, drawstring;14th, movable pulley I;15th, movable pulley II;16th, fixed pulley II.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out Clearly and completely describe.
Device, including the two raft framves 1 bubbled through the water column and be arranged in parallel, the raft per side are supported between one main laver and kelp alternate culture Some adjustable columns 2 are symmetrically connected with frame 1, the adjustable column 2 is perpendicular to the water surface.If dry laver is installed on the raft frame 1 to support Unit is grown, the laminaria culture rope 12 for being used for cultivating kelp, the laminaria culture rope 12 are equipped between adjacent laver culture unit Rear and front end lie on raft frame 1;The laver culture unit includes hawser 11, the pulley blocks I positioned at the left and right sides of adjustable column 2 And the culturing raft 3 parallel with laminaria culture rope 12, on the culturing raft 3 bondage have some floats 6.The pulley blocks I bags Include positioned at the inner side and fixed pulley I 10 that is fixed on raft frame 1 and positioned at outside and the movable pulley I that is fixed on culturing raft 3 14, raft frame 1 is fixed in described 11 one end of hawser, and the other end is fixed on fixed pulley around movable pulley I 14 and fixed pulley I 10 successively I is upper or is connected on the frequency conversion electric rotating machine 8 of breeding ship 9.By the frequency conversion electric rotating machine 8 of breeding ship 9 pull hawser 11 so as to Shorten the distance between two culturing rafts 3, to designated position after hawser 11 is fixed on fixed pulley I 10 so that culturing raft 3 Position is fixed.
The laver culture unit further includes drawstring 13, pulley blocks II and adjusting rod 5, and the pulley blocks II includes being fixed on Fixed pulley II 16 and movable pulley II 15 on adjustable column 2, fixed pulley II 16 are located at the top of movable pulley II 15, the drawstring 13 one end is fixed on adjusting rod 5, and the other end is fixed on fixed pulley II around movable pulley II 15 and fixed pulley II 16 successively On 16 or it is connected on the frequency conversion electric rotating machine 8 of breeding ship 9.By the frequency conversion electric rotating machine 8 of breeding ship 9 pull drawstring 13 so as to Lift the height of adjusting rod 5, to specified altitude assignment after drawstring 13 be fixed on fixed pulley II 16 fix 5 position of adjusting rod.
It is equidistant side by side between the culturing raft 3 to be equipped with some and perpendicular adjusting bracket 4 of culturing raft 3, the adjusting One end of stent 4 is fixed on culturing raft, and one end is fixed on adjusting rod, and the top of the adjusting bracket 4 is fixedly connected with For the seaweed lace curtaining 7 of cultivation of porphyra, by vinylon rope by the seaweed lace curtaining 7 be fixedly connected on culturing raft, adjusting rod and In adjusting bracket.
Selection for material, in the utility model, the raft frame 1, adjustable column 2, adjusting bracket 4 is strengthen corrosion-resistant modeling Material or bamboo pole.The adjusting rod 5, culturing raft 3 are one kind in hawser 11, bamboo pole or reinforcing corrosion-resistant plastic.The pulley blocks I It is corrosion resistant metal or reinforced plastics with pulley blocks II.
The utility model additionally provides the application method that device is supported between a main laver and kelp alternate culture, comprises the following steps:
At the beginning of (1) 10 month at the beginning of -11 months, Porphyra yezoensis lace curtaining 7 is opened and is paved, it is fixedly connected on by vinylon rope foster Grow in raft, adjusting rod and adjusting bracket, seaweed lace curtaining 7 can just be tiled and strutted by the distance between two adjusting brackets 4, will be every One end of a adjusting bracket 4 is fixed on culturing raft, and one end is fixed on adjusting rod, is then fixedly connected on culturing raft 3 On the movable pulley I 14 of raft frame 1, it is put up in the 5-10 layers of Porphyra yezoensis for having adopted conchospore seedling curtain are overlapping on seaweed lace curtaining 7;
At the beginning of (2) 10 months-mid-October, the rear and front end of laminaria culture rope 12 is lain on raft frame 1, makes laminaria culture rope 12 Between adjacent laver culture unit, and ensure that laminaria culture rope 12 is parallel with culturing raft 3;
(3) by the end of November-December early and middle ten days, treat that the Porphyra yezoensis seedling curtain of step (1) has gone out after seedling, carrying out subnetting to it supports Grow, meanwhile, Kelp seeding is suspended on laminaria culture rope 12, carries out pressing from both sides seedling point rope cultivation again;
(4) when Porphyra yezoensis grows into 20cm long, Porphyra yezoensis is harvested, is harvested once within average 20-40 days, extremely The 4-5 months harvest and finish, and Porphyra yezoensis lace curtaining 7 is fetched from adjusting bracket 4;
(5) mid or late May, will gather porphyra haitanensis seedling curtain, porphyra haitanensis seedling curtain 7 is hanged up again enterprising in laver culture facility Row cultivation, treats that porphyra haitanensis grows into 20-30cm long and starts to harvest, and harvesting in average 10-20 days is once;
(6) at the beginning of -7 months by the end of May, kelp is harvested;
(7) highest is raised to mid or late August ocean temperature, after porphyra haitanensis starts aging, porphyra haitanensis lace curtaining 7 is propped up from adjusting Fetched on frame 4, resurvey Conchospores of Porphyra Hait Anensis seedling curtain 7 and hang up and continue to cultivate on breeding facility, to mid or late November, streak When seaweed lace curtaining starts subnetting cultivation, porphyra haitanensis lace curtaining 7 is all withdrawn;
(8) during laver culture, by the cooperation of pulley blocks I and pulley blocks II, water layer is adjusted with shining net, to seaweed Cultivation is managed.
In step (8), laver culture management operation is as follows:
A, during seaweed normal growth, position of the culturing raft 3 on raft frame 1 is adjusted by pulley blocks I, makes two culturing rafts 3 The distance between reach the width size of seaweed lace curtaining 7, position of the adjusting rod 5 on adjustable column 2 is adjusted by pulley blocks II, is made Adjusting rod 5 is located at water surface site, so that seaweed lace curtaining 7 opens completely is laid in the water surface, obtains enough illumination fast-growths.
B, when seaweed lace curtaining 7 is not in good state with more miscellaneous algae, 8 drawings are led using the frequency conversion electric rotating machine on breeding ship 9 It is fastened in the hawser 11 on pulley blocks I, shortens the distance between two culturing rafts 3 to suitable after, by hawser 11 It is fixed on fixed pulley I 10;Then it is fastened using the drawing of frequency conversion electric rotating machine 8 on breeding ship 8 on pulley blocks II Hawser 13 lifts the position of adjusting rod 5, and the adjusting bracket 4 for making to link together with adjusting rod is erected by lifting, so that seaweed Lace curtaining 7 leaves the water surface and is subjected to solarization and air-dries (as shown in the part A of Fig. 4);When stormy waves is larger or sunlight slants, by carrying The height of lofty tone pole 5, increase seaweed lace curtaining 7 from water distance from reducing the lifting angle of adjusting bracket 4;When stormy waves is smaller or During solar noon sun direct projection, by reducing the height of adjusting rod 5, reduce seaweed lace curtaining 7 from water distance from increase adjusting bracket 4 Angle is lifted, to obtain optimal sieve effect.
C, when seawater transparency is low, light is too strong when causing the light to coerce, and is led using the frequency conversion electric rotating machine 8 on breeding ship 9 Drawing is fastened in the hawser 11 on pulley blocks I, shortens the distance between two culturing rafts 3 to suitable after, by hawser 11 are fixed on fixed pulley I 10;The connection of adjusting rod 5 and adjustable column 2 is unclamped at the same time, makes seaweed lace curtaining 7 in own wt pressure Under sink to below the water surface (as shown in the part B of Fig. 4).
The foregoing is merely the preferred embodiment of utility model, it is not intended to limit the utility model, it is all in this reality Within new spirit and principle, any modification, equivalent replacement, improvement and so on, should be included in the utility model Within protection domain.

Claims (4)

1. device is supported between a main laver and kelp alternate culture, including the two raft framves bubbled through the water column and be arranged in parallel, it is characterised in that: Some adjustable columns are symmetrically connected with raft frame per side, the adjustable column is perpendicular to the water surface;Some purples are installed on the raft frame Dish cultivates unit, and the laminaria culture rope for being used for cultivating kelp, the laminaria culture rope are equipped between adjacent laver culture unit Rear and front end lie on raft frame;The laver culture unit include hawser, the pulley blocks I at left and right sides of adjustable column and The culturing raft parallel with laminaria culture rope, the pulley blocks I include positioned at the inner side and fixed pulley I that is fixed on raft frame and Positioned at outside and the movable pulley I that is fixed on culturing raft, raft frame is fixed in described hawser one end, and the other end bypasses movable pulley successively I and fixed pulley I are fixed on fixed pulley I;It is equidistant side by side between the culturing raft to be equipped with some and perpendicular tune of culturing raft Stent is saved, one end of the adjusting bracket is fixed on culturing raft, and one end is fixed on adjusting rod, the top of the adjusting bracket It is fixedly connected with the seaweed lace curtaining for being useful for cultivation of porphyra.
2. device is supported between seaweed according to claim 1 and kelp alternate culture, it is characterised in that:The laver culture unit is also Including drawstring, pulley blocks II and adjusting rod, the pulley blocks II includes the fixed pulley II and movable pulley II being fixed on adjustable column, One end of the drawstring is fixed on adjustable column, and the other end is fixed on fixed pulley II around movable pulley II and fixed pulley II successively.
3. device is supported between seaweed according to claim 2 and kelp alternate culture, it is characterised in that:There is bondage on the culturing raft Some floats.
4. device is supported between seaweed according to claim 3 and kelp alternate culture, it is characterised in that:The seaweed lace curtaining passes through dimension Nylon rope is fixedly connected in culturing raft, adjusting rod and adjusting bracket.
CN201721395104.2U 2017-10-26 2017-10-26 Device is supported between one main laver and kelp alternate culture Active CN207322254U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107581049A (en) * 2017-10-26 2018-01-16 中国水产科学研究院黄海水产研究所 Device and its application method are supported between one main laver and sea-tangle alternate culture

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107581049A (en) * 2017-10-26 2018-01-16 中国水产科学研究院黄海水产研究所 Device and its application method are supported between one main laver and sea-tangle alternate culture

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