CN111134004A - Laver cultivation device combined with floating and sinking cultivation net cages and use method - Google Patents
Laver cultivation device combined with floating and sinking cultivation net cages and use method Download PDFInfo
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- CN111134004A CN111134004A CN201811311674.8A CN201811311674A CN111134004A CN 111134004 A CN111134004 A CN 111134004A CN 201811311674 A CN201811311674 A CN 201811311674A CN 111134004 A CN111134004 A CN 111134004A
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- 241000206607 Porphyra umbilicalis Species 0.000 title claims abstract description 69
- 238000007667 floating Methods 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 title claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 27
- 238000009360 aquaculture Methods 0.000 claims description 17
- 244000144974 aquaculture Species 0.000 claims description 17
- 238000012258 culturing Methods 0.000 claims description 6
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 2
- 238000009395 breeding Methods 0.000 abstract description 7
- 230000001488 breeding effect Effects 0.000 abstract description 7
- 241001465754 Metazoa Species 0.000 abstract description 4
- 238000001035 drying Methods 0.000 abstract description 4
- 241000251511 Holothuroidea Species 0.000 description 5
- 235000014102 seafood Nutrition 0.000 description 5
- 241000251468 Actinopterygii Species 0.000 description 4
- 241001474374 Blennius Species 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 241000206581 Gracilaria Species 0.000 description 2
- 241000237891 Haliotidae Species 0.000 description 2
- 241001261505 Undaria Species 0.000 description 2
- 238000003306 harvesting Methods 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 241000512259 Ascophyllum nodosum Species 0.000 description 1
- 241000257465 Echinoidea Species 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 241001498377 Pyropia Species 0.000 description 1
- 241000015177 Saccharina japonica Species 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002503 metabolic effect Effects 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 239000003895 organic fertilizer Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G33/00—Cultivation of seaweed or algae
-
- 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
- A01K61/51—Culture of aquatic animals of shellfish of gastropods, e.g. abalones or turban snails
- A01K61/53—Baskets therefor
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Cultivation Of Seaweed (AREA)
Abstract
The invention relates to the technical field of ecological breeding, in particular to a laver breeding device combined with a sinking and floating type breeding net cage and a using method thereof. The invention realizes the laver culture and the drying out or the wind wave avoidance by utilizing the sinking and floating type culture net cage, and the laver and the economic animals in the sinking and floating type culture net cage form an ecological culture system, thereby meeting the development requirement of ecological culture.
Description
Technical Field
The invention relates to the technical field of ecological breeding, in particular to a laver breeding device combined with a floating-sinking type breeding net cage and a using method.
Background
The seaweed is not only a regulator of marine environment, but also a high-quality bait for precious marine products (such as sea cucumber, abalone, sea urchin and the like). At present, the main seaweed culture varieties in China mainly comprise: kelp (Laminaria japonica), Gracilaria (Gracilaria), Undaria (Undaria), laver (Pyropia) and the like, the cultivation of these kinds of seaweeds is mainly concentrated in shallow sea areas within a deep line of 20 meters and the like, and offshore deepwater cultivation of seaweeds has not been effectively developed due to the reasons of cost, technology, risk and the like.
At present, three main laver culture modes, namely semi-floating raft type, full-floating raft type and inserted link type culture, are limited by tide and water depth, cultivation and culture can be carried out only in a sea area with the water depth within 15 m, and although the used support rods are developed to 16-17 m from 7-8 m originally, the culture area can be propelled to the outside sea every year, but the support rods are limited by the length and strength requirements of the support rods, and cannot be further developed to a deeper sea area. In the prior art, some devices and methods for culturing laver in deep water areas are disclosed, for example, in chinese patent of invention with publication number CN104488691A, a device and a method for using the device are disclosed, the device and method utilize a plurality of brackets made of bound foam floats to culture laver, laver seedling curtains are hung between the brackets which are adjacent to each other but different pairs, a row of laver culturing raft frames are formed by a group of structural units, the raft frames are fixed by fixing anchors, and one side of the net curtain is pulled by manual or mechanical power to turn over. In addition, the deep water area (the water depth is more than 20 meters) from the bank often has large wind waves, and the laver culture is easy to lose by simply utilizing the bracket.
Compared with the traditional aquaculture net cage, the offshore deep water floating type large aquaculture net cage for aquaculture of marine economic animals (fishes, precious marine products and the like) has the advantages of strong wind and wave resistance, wide application sea area and the like, so the offshore deep water floating type large aquaculture net cage is gradually popularized and used in offshore deep water areas (the water depth is more than 20 meters), and if the offshore deep water floating type large aquaculture net cage can be combined with laver aquaculture, better economic benefit can be generated.
Disclosure of Invention
The invention aims to provide a laver culture device combined with a floating culture net cage and a using method thereof, wherein a flexible culture raft frame floats with the floating culture net cage to realize culture, dry out or avoid stormy waves, and laver and economic animals in the floating culture net cage form an ecological culture system, so that the laver culture system meets the ecological culture development requirement and generates better economic benefit.
The purpose of the invention is realized by the following technical scheme:
the utility model provides a laver breeding device with ups and downs formula aquaculture net case combines, includes flexible aquaculture raft frame and locates the ups and downs formula aquaculture net case at flexible aquaculture raft frame both ends, flexible aquaculture raft frame includes many vertical ropes and many horizontal ropes, just vertical rope encloses into a plurality of square units with horizontal rope, is equipped with couple and floater on vertical rope, and laver seedling curtain fixes in the square unit that corresponds through corresponding couple, vertical rope both ends all are equipped with the chain, just the chain free end is equipped with the chain hook, the chain winding is in the ups and downs formula aquaculture net case upper end edge that corresponds the end and hooks arbitrary chain hole through the chain hook and bind, and the cover is equipped with the plastic tubing on horizontal rope.
The lower side of the joint of the longitudinal ropes and the transverse ropes is provided with a hook, the upper side of the joint is provided with a floating ball, and in addition, on each longitudinal rope, the hooks are also arranged at equal intervals between the joints of any two adjacent transverse ropes and the longitudinal ropes.
The flexible culture raft frame comprises three parallel longitudinal ropes with the length of 30-40 meters, the distance between each longitudinal rope is 3-5 m, two adjacent longitudinal ropes are connected through a plurality of transverse ropes, and the distance between each transverse rope is 2.5-3 m.
The use method of the laver culture device combined with the sinking and floating culture net cage comprises the following steps: fix the laver seedling curtain in the square unit that corresponds on flexible cultivation raft frame through the couple, and the breed water layer of laver seedling curtain is through adjusting the chain hook and hanging the chain downthehole and the adjustment floater quantity of different positions on the chain and adjusting, when laver seedling curtain is done, the ups and downs formula cultivation box with a net that sinks at flexible cultivation raft frame both ends floats and makes the laver seedling curtain expose, when meetting the stormy, flexible cultivation raft frame drives through the ups and downs formula cultivation box with a net and sinks.
The invention has the advantages and positive effects that:
1. the invention is combined with the floating culture net cage to culture the laver, when the laver is dried out, the flexible culture raft frame can float out of the water surface to be dried out only by adjusting the buoyancy of the floating culture net cage, other power devices are not needed, when the open sea generates larger stormy waves, the laver can sink into a deeper water layer at any time by virtue of the lifting capacity of the net cage, and after the stormy waves pass, the laver is lifted to the required water layer along with the net cage, thereby avoiding the loss caused by the large stormy waves.
2. The invention combines with the floating and sinking type culture net cage to culture the laver, so that the cultured laver and the economic animals in the floating and sinking type culture net cage form an ecological environment, for example, when fish are cultured, metabolic waste of the fish can be used as 'organic fertilizer' of the laver, the laver can be fully absorbed and utilized, the water quality is purified, meanwhile, oxygen generated by metabolism of the laver and the like can provide an excellent growth environment for the fish, thereby constructing an ecological culture mode, and in addition, when the seafood such as abalone, sea cucumber and the like are cultured, the laver can be used as high-quality bait of the seafood such as abalone, sea cucumber and the like, the seafood is thrown and fed at any time, the transportation of feed from the offshore or onshore is saved, and the culture cost of the seafood is.
3. The two ends of the flexible culture raft frame are fixed on the floating culture net cage through chains, the laver culture water layer can be adjusted by hooking chain hooks at the free ends of the chains in proper chain holes on the chains after bypassing the edge of the upper end of the floating culture net cage, the disassembly is convenient, and the chains can be opened to retract the whole flexible culture raft frame after the laver is cultured in the sea.
Drawings
Figure 1 is a schematic structural view of the present invention,
fig. 2 is a schematic view of the flexible culture raft of fig. 1.
Wherein, 1 is the longitudinal rope, 2 is horizontal rope, 3 is the floater, 4 is the chain, 5 is the ups and downs formula aquaculture net case, 6 is the couple, 7 is the laver seedling curtain, 8 is the chain hook.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1-2, the invention comprises a floating culture net cage 5 and a flexible culture raft frame, wherein the flexible culture raft frame comprises a plurality of parallel longitudinal ropes 1 and a plurality of parallel transverse ropes 2, the longitudinal ropes 1 and the transverse ropes 2 enclose a plurality of grid units, hooks 6 are arranged at the lower sides of the joints of the longitudinal ropes 1 and the transverse ropes 2, floating balls 3 are arranged at the upper sides of the joints, in addition, hooks 6 are arranged on each longitudinal rope 1 and between any two adjacent transverse ropes 2 and the joints of the longitudinal ropes 1 at equal intervals, as shown in fig. 2, laver seedling curtains 7 are fixed in the corresponding grid units through the corresponding hooks 6, plastic pipes are sleeved on the transverse ropes 2 to ensure that the transverse ropes 2 are in a linear state and further ensure the intervals of the ropes, so that the laver seedling curtains 7 are in a completely unfolded state and are kept in the same culture water layer, the two ends of each longitudinal rope 1 are provided with chains 4, the free ends of the chains 4 are provided with chain hooks 8, as shown in fig. 1, the two ends of each flexible culture raft frame are respectively provided with a floating culture net cage 5, the end part of each longitudinal rope 1 of each flexible culture raft frame is wound and fixed on the edge of the upper end of the floating culture net cage 5 through the chains 4, and the chain hooks 8 of the free ends of the chains 4 are bound after hooking any chain holes in the chains 4 after bypassing the edge of the upper end of the floating culture net cage 5. The ups and downs type culture net cages 5 realize ups and downs through inflation and deflation, and the ups and downs type culture net cages 5 are well known in the art.
In this embodiment, the flexible culture raft frame includes three parallel longitudinal ropes 1 with a length of 30-40 meters, an interval between each longitudinal rope 1 is 2-2.5 m, two adjacent longitudinal ropes 1 are connected through a plurality of transverse ropes 2, and an interval between each transverse rope 2 is 3-5 m, as shown in fig. 2, in this embodiment, the longitudinal ropes 1 and the transverse ropes 2 of the flexible culture raft frame enclose 12 grid units, each grid unit can fix a laver seedling curtain 7 through a hook 2, so as to form a culture unit, and the number of the culture units can be determined according to the diameter of the floating culture net cage 5 and the interval between the two floating culture net cages 5.
In this embodiment, the longitudinal cords 1 and the transverse cords 2 are made of polyethylene or polypropylene.
When the laver seedling curtain 7 needs to be dried out, the sinking and floating type aquaculture net cage 5 only needs to be inflated to enable the upper end of the laver seedling curtain to float out of the water surface for a distance of 2-3 meters, so that the laver seedling curtain 7 can be dried out of the water surface, the net is passively sunned along with the rise and fall of tides, power does not need to be additionally arranged, and meanwhile, marine economic organisms in the sinking and floating type aquaculture net cage 5 are still in the water and cannot influence the growth. After the drying out is finished, the buoyancy of the floating culture net cage 5 is adjusted to adjust the flexible culture raft frame to a proper culture water layer. When the open sea has large stormy waves, the culture net cage can sink into a deep water layer by virtue of the lifting capability of the floating culture net cage 5, and can rise to a required water layer along with the floating culture net cage 5 after the stormy waves pass, so that the loss caused by the large stormy waves is avoided.
The working principle of the invention is as follows:
1) and (3) carrying out laver seedling picking in the last ten days of 8 months to the last ten days of 10 months every year, manufacturing a laver seedling curtain 7 with 2-2.5 m wide and 3-5 m long and attached with seedlings, and fixing the laver seedling curtain 7 in a corresponding grid unit on the flexible culture raft frame through a hook 6.
2) During marine culture, the laver seedling curtain 7 can be hooked in chain holes in different positions on the chain 4 through the adjusting chain hook 8 to adjust a laver culture water layer, meanwhile, the culture water layer can be adjusted by adjusting the number of the floating balls 3, when weather which is not suitable for laver growth, such as temperature rise, is met, the laver seedling curtain 7 can be taken down from the hook 6 at any time and conveyed to a refrigerator for storage until marine culture conditions are suitable, the laver seedling curtain 7 is hung on the flexible culture raft frame, in addition, when marine rare products, such as abalones, sea cucumbers and the like are cultured, the laver can be used as high-quality bait of the marine rare products, such as abalones, sea cucumbers and the like, the marine rare products are fed at any time, the transportation of the feed from the offshore area or the shore area is omitted.
3) Drying out the laver in the culture process: in the culture process, because the laver has the growth characteristic that the laver needs to be dried out, the buoyancy of the floating culture net cage 5 can be increased at any time to lift the floating culture net cage 5, so that the laver seedling curtain 7 is completely separated from the water surface for completely drying out, and the growth of the seafood in the floating culture net cage 5 is not hindered when the laver seedling curtain 7 is dried out.
4) Harvesting of laver: because the space between the net cages is large enough, the mechanical operation of the machine for harvesting the laver is completely allowed.
5) After the marine culture of the laver is finished, the chains 4 can be unfolded to retract the whole flexible culture raft frame.
Claims (4)
1. A laver culture device combined with a floating culture net cage is characterized in that: including flexible breed raft frame and locating the ups and downs formula aquaculture net case (5) at flexible breed raft frame both ends, flexible breed raft frame includes many vertical rope (1) and many horizontal rope (2), just vertical rope (1) and horizontal rope (2) enclose into a plurality of square units, are equipped with couple (6) and floater (3) on vertical rope (1), and laver seedling curtain (7) are fixed in the square unit that corresponds through corresponding couple (6), vertical rope (1) both ends all are equipped with chain (4), just chain (4) free end is equipped with chain hook (8), chain (4) winding is in the ups and downs formula aquaculture net case (5) upper end edge that corresponds the end and hooks arbitrary chain hole through chain hook (8) and bind, and the cover is equipped with the plastic tubing on horizontal rope (2).
2. The laver culturing device combined with the floating and sinking culturing cages according to claim 1, wherein: the lower side of the joint of the longitudinal ropes (1) and the transverse ropes (2) is provided with a hook (6), the upper side of the joint is provided with a floating ball (3), and in addition, on each longitudinal rope (1), the hooks (6) are also arranged at equal intervals between the joints of any two adjacent transverse ropes (2) and the longitudinal ropes (1).
3. The laver culturing device combined with the floating and sinking culturing cages according to claim 1, wherein: the flexible culture raft frame comprises three parallel longitudinal ropes (1) with the length of 30-40 meters, the distance between each longitudinal rope (1) is 3-5 m, the two adjacent longitudinal ropes (1) are connected through a plurality of transverse ropes (2), and the distance between each transverse rope (2) is 2.5-3 m.
4. A method for using the laver culture device combined with the floating-sinking culture net cage according to claim 1, wherein: fix laver seedling curtain (7) in the square unit that corresponds on flexible cultivation raft frame through couple (6), and the breed water layer of laver seedling curtain (7) through adjusting chain hook (8) hook on chain (4) in the chain hole of different positions and adjust floater (3) quantity and adjust, when laver seedling curtain (7) do, ups and downs formula cultivation box with a net (5) of flexible cultivation raft frame both ends emerge and make laver seedling curtain (7) expose, when meetting the stormy waves, flexible cultivation raft frame drives through ups and downs formula cultivation box with a net (5) and sinks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811311674.8A CN111134004A (en) | 2018-11-06 | 2018-11-06 | Laver cultivation device combined with floating and sinking cultivation net cages and use method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811311674.8A CN111134004A (en) | 2018-11-06 | 2018-11-06 | Laver cultivation device combined with floating and sinking cultivation net cages and use method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111134004A true CN111134004A (en) | 2020-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811311674.8A Withdrawn CN111134004A (en) | 2018-11-06 | 2018-11-06 | Laver cultivation device combined with floating and sinking cultivation net cages and use method |
Country Status (1)
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| CN (1) | CN111134004A (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2106495U (en) * | 1991-08-05 | 1992-06-10 | 中国科学院海洋研究所 | All-floating raft type apparatus for raising laver seedling |
| JP2004121162A (en) * | 2002-10-07 | 2004-04-22 | Takeo Yamaguchi | Fish bank for tangle cultivation |
| CN203181721U (en) * | 2013-01-31 | 2013-09-11 | 宁波大学 | Wind-wave-resisting raft for culturing Hizikia fusiforme |
| CN103329790A (en) * | 2013-07-10 | 2013-10-02 | 徐璐 | Laver cultivation device |
| CN104756910A (en) * | 2015-03-27 | 2015-07-08 | 深圳市龙科源水产养殖有限公司 | Dual-network three-dimensional cultivating system for abalones and algae and cultivating method thereof |
| CN105660359A (en) * | 2016-01-20 | 2016-06-15 | 宁波大学 | Inserted-bar type synchronous dry-out method for porphyra haitanensis |
| CN105746330A (en) * | 2016-01-29 | 2016-07-13 | 山东省海洋生物研究院 | Asparagus pond culture method |
| CN106508765A (en) * | 2016-11-10 | 2017-03-22 | 浙江海洋大学 | Marine ecological breeding net cage |
| CN106577430A (en) * | 2016-12-19 | 2017-04-26 | 浙江海洋大学 | Ocean ecological aquaculture net cage |
| CN106689088A (en) * | 2016-12-14 | 2017-05-24 | 乐山师范学院 | Wide-amplitude high-efficiency harmful insect trapping device |
| CN106719212A (en) * | 2016-12-19 | 2017-05-31 | 浙江海洋大学 | A kind of Multifunctional marine netting cases for ecological culture |
| CN107494368A (en) * | 2017-09-22 | 2017-12-22 | 上海海洋大学 | The comprehensive more trophic level seawater cage culture system and devices of one kind and cultural method |
| CN107996386A (en) * | 2017-12-31 | 2018-05-08 | 连云港市海洋与渔业发展促进中心 | A kind of offshore spot laver thallus cultural method |
-
2018
- 2018-11-06 CN CN201811311674.8A patent/CN111134004A/en not_active Withdrawn
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2106495U (en) * | 1991-08-05 | 1992-06-10 | 中国科学院海洋研究所 | All-floating raft type apparatus for raising laver seedling |
| JP2004121162A (en) * | 2002-10-07 | 2004-04-22 | Takeo Yamaguchi | Fish bank for tangle cultivation |
| CN203181721U (en) * | 2013-01-31 | 2013-09-11 | 宁波大学 | Wind-wave-resisting raft for culturing Hizikia fusiforme |
| CN103329790A (en) * | 2013-07-10 | 2013-10-02 | 徐璐 | Laver cultivation device |
| CN104756910A (en) * | 2015-03-27 | 2015-07-08 | 深圳市龙科源水产养殖有限公司 | Dual-network three-dimensional cultivating system for abalones and algae and cultivating method thereof |
| CN105660359A (en) * | 2016-01-20 | 2016-06-15 | 宁波大学 | Inserted-bar type synchronous dry-out method for porphyra haitanensis |
| CN105746330A (en) * | 2016-01-29 | 2016-07-13 | 山东省海洋生物研究院 | Asparagus pond culture method |
| CN106508765A (en) * | 2016-11-10 | 2017-03-22 | 浙江海洋大学 | Marine ecological breeding net cage |
| CN106689088A (en) * | 2016-12-14 | 2017-05-24 | 乐山师范学院 | Wide-amplitude high-efficiency harmful insect trapping device |
| CN106577430A (en) * | 2016-12-19 | 2017-04-26 | 浙江海洋大学 | Ocean ecological aquaculture net cage |
| CN106719212A (en) * | 2016-12-19 | 2017-05-31 | 浙江海洋大学 | A kind of Multifunctional marine netting cases for ecological culture |
| CN107494368A (en) * | 2017-09-22 | 2017-12-22 | 上海海洋大学 | The comprehensive more trophic level seawater cage culture system and devices of one kind and cultural method |
| CN107996386A (en) * | 2017-12-31 | 2018-05-08 | 连云港市海洋与渔业发展促进中心 | A kind of offshore spot laver thallus cultural method |
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Application publication date: 20200512 |
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