CN107094613B - Pond culture device for sea grape - Google Patents
Pond culture device for sea grape Download PDFInfo
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- CN107094613B CN107094613B CN201710537761.4A CN201710537761A CN107094613B CN 107094613 B CN107094613 B CN 107094613B CN 201710537761 A CN201710537761 A CN 201710537761A CN 107094613 B CN107094613 B CN 107094613B
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- 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
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Abstract
The invention discloses a maritime pond culture device which comprises a culture platform, an adjusting rope and a connecting rod, wherein the periphery of the culture platform is provided with flanges, the adjusting rope is arranged above the culture platform, and the connecting rod is used for connecting the culture platform and the adjusting rope. A floater is arranged on the adjusting rope, and a T-shaped channel for the adjusting rope to pass through is arranged in the floater; the bottom end of the cultivation platform is uniformly provided with cultivation bowls with hollow cavities at intervals, and bowl openings communicated with the cultivation bowls are formed in the top end of the cultivation platform corresponding to the positions of each cultivation bowl; the cultivation platform top is equipped with the limiting plate, and the limiting plate evenly separates into two at least parts with cultivation platform top. The seawater grape pond culture device can effectively expand the seawater grape culture space, expand the growth range of the seawater grape, further reduce the culture threshold, further reduce the culture cost compared with indoor industrial culture, and is beneficial to large-scale popularization of seawater grape culture by three-dimensionally utilizing a wide outdoor pond culture water area, so that a better scale effect is formed.
Description
Technical Field
The invention belongs to the field of aquaculture equipment, and relates to a pond aquaculture device, in particular to a device for carrying out mariculture in a mariculture pond by hanging a mariculture cage.
Background
The sea grape is also called a long grass, also called a green caviar, and has a discipline name of Botrytis cinerea (Caulerpa lentillifera), a Japanese name of tarry, a family of Chlorophyta, a family of Cauloferae (Caulorpaceae), a genus of Caulorpa (Caulorpa), a field of Philippines native to southeast Asia, malaysia, indonesia, and Japan, and the like. The sea grape has extremely low heat content and delicious taste, is popular with consumers as a special product in the Okinawa area, and can be directly eaten or used as ingredients such as stretched noodles, seafood covered rice and the like. The sea grape contains abundant minerals such as calcium, potassium, magnesium, iron and the like which are necessary for human bodies, contains a large amount of DHA and can reduce the effect of blood cholesterol, and is an ideal health food.
The sea grape is soft and succulent, the whole algae body is a huge cell, although a plurality of cell nuclei exist, cell walls are not separated from each other, cell tissues are easy to damage and are easy to be influenced by external environment changes, artificial culture conditions are relatively harsh, and particularly, the outdoor pond culture is extremely easy to be influenced by enemy organisms such as large filamentous algae, phytophagous fishes and the like. At present, the indoor industrial cultivation is mainly carried out, the cultivation area is limited, a special cultivation workshop and complete cultivation equipment are required to be built for the indoor industrial cultivation, the cultivation cost is high, and the large-scale demonstration and popularization of the mariculture are not facilitated. The mariculture season in the south of China is longer, and particularly, outdoor culture can be carried out on some mariculture varieties in the south of China all year round, and the areas have wide mariculture high-level ponds, so that the pond utilization rate can be greatly improved and the mariculture space can be further expanded if the mariculture is carried out by utilizing partial water layer spaces of the ponds.
Disclosure of Invention
The invention aims to provide the marine grape pond culture device which has the advantages of simple structure, convenient use, capability of expanding the growth range of marine grapes, further reducing the culture cost, simple operation, convenient management and picking and capability of obtaining a large amount of high-quality marine grape products.
In order to achieve the above purpose, the technical scheme of the invention is as follows: providing a marine grape pond culture device, wherein: comprises a cultivation platform with flanges at the periphery, an adjusting rope arranged above the cultivation platform and a connecting rod for connecting the cultivation platform and the adjusting rope; a floater is arranged on the adjusting rope, and a T-shaped channel for the adjusting rope to pass through is arranged in the floater; the bottom end of the cultivation platform is uniformly provided with cultivation bowls with hollow cavities at intervals, and bowl openings communicated with the cultivation bowls are formed in the top end of the cultivation platform corresponding to the positions of each cultivation bowl; the cultivation platform top is equipped with the limiting plate, and the limiting plate evenly separates into two at least parts with cultivation platform top.
Further, the T-shaped channel comprises a positioning groove and a rope groove from top to bottom, and the diameter of the positioning groove is larger than that of the rope groove. The adjusting rope and the floater are freely arranged at the proper position of the pond, the adjustment of the depth of the water layer of the cultivation platform in the pond can be realized by adjusting the length of the adjusting rope between the floater and the cultivation platform, the sea grape can receive better illumination conditions, and meanwhile, the growth of the sea grape can be prevented from being influenced by overhigh water temperature on the surface layer of the pond by adjusting the depth of the water layer of the cultivation platform.
Further, a protective net is sleeved between the culture platform and the adjusting rope. The protection net can block injury or interference of pond enemy organisms on the grape, the influence on the grape growth is reduced to the greatest extent, the phytophagous fishes cannot enter the device to gnaw the grape, the large-scale filamentous algae are blocked outside the protection net and can be manually and periodically cleared, and no large amount of filamentous algae are attached to the grape to prevent the grape photosynthesis from being influenced.
Further, the height of the flange around the culture platform is higher than the height of the bowl mouth of the culture platform.
Further, the number of the limiting plates is at least two.
Further, an adhesion base is arranged in each culture bowl.
Further, the attachment group is fine sand or small stone or coral stone and fine sand. The culture platform is a sea grape culture area, and a small amount of coral stones and fine sand are put into a culture bowl of the culture platform as attachment bases before seedling throwing, so that the effect of simulating the natural growth of the sea grape in the sea area can be achieved.
Further, the bottom of the cultivation platform is provided with a sinker. The sinker can enable the position of the cultivation device placed in the pond to be relatively stable, so that the situation that the cultivation device generates an air floatation effect to partially expose out of the water surface under the condition of strong light after a large amount of propagation of the sea grapes is avoided, and the situation that sunlight exposure influences the growth of the sea grapes is avoided.
Further, the sinker is a lead block or stone block or cement block or brick block with higher density.
The marine grape pond culture device has the following beneficial effects:
1. the circular culture platform is adopted, the single-layer protective net is arranged, damage to the enemy organisms in the pond is avoided, the culture yield and the survival rate are improved, the mariculture can be free from the limitation of the enemy organisms in the pond, and the survival rate and the culture yield of the mariculture are ensured.
2. The outdoor pond has wide water area, rich water nutrient substances and good illumination condition, the growth speed of the sea grape is faster than that of indoor industrial cultivation, the algae which grow fast are not easy to adhere to and breed diatom, and the obtained sea grape product is superior to that of indoor industrial cultivation.
3. The large-scale cultivation of the sea grapes is carried out in the outdoor pond, the algae can absorb excessive nutrient salts in the pond water body, and the effect of improving the pond water quality can be achieved to a certain extent.
4. The cultivation space of the sea grapes can be effectively expanded, the growth range of the sea grapes is enlarged, the cultivation threshold is further reduced, the cultivation cost is further reduced compared with indoor industrial cultivation, the sea grape cultivation is promoted on a large scale by three-dimensionally utilizing a wide outdoor pond cultivation water area, and a better scale effect is formed.
5. The cultivation platform of the marine grape pond cultivation device is thin, the bottom of the cultivation platform is provided with the plurality of cultivation bowls, the cultivation bowls are internally provided with the adhesion base, and the consumption of the whole adhesion base is greatly reduced, so that the weight of the whole cultivation platform is lightened, the cost is saved, the size of the floater can be correspondingly reduced, and the lighting growth of the marine grape is facilitated.
6. The limiting plate is arranged at the top end of the cultivation platform of the marine grape pond cultivation device, and can effectively prevent the device from swinging or tilting when the marine grape is observed or picked, so that the marine grape is prevented from being uniformly attached in the device, and the marine grape growth is prevented from being influenced by manually and frequently adjusting the position of the algae.
Drawings
FIG. 1 is a schematic diagram of a marine grape pond culture device (protective screening not shown) according to the present invention;
FIG. 2 is a schematic structural view of a marine grape pond culture device (provided with a protective net) of the invention;
FIG. 3 is a schematic cross-sectional view of a cultivation platform (not shown) in the marine grape pond cultivation device of the present invention;
FIG. 4 is a schematic diagram of the structure of a float in the marine grape pond culture device of the present invention;
in the figure: 1. an adjusting rope; 2. a float; 21. a positioning groove; 22. rope grooves; 3. a connecting rod; 4. a culture bowl; 5. a cultivation platform; 6. a flange; 7. a limiting plate; 8. a protective net; 9. and (5) sinking.
Detailed Description
In order to describe the technical content, constructional features and the following embodiments of the marine grape pond culture device in detail, the technical content, constructional features and the following embodiments are further described with reference to the accompanying drawings.
As shown in fig. 1, 2, 3 and 4, the marine grape pond culture device comprises a culture platform 5 (the culture platform 5 is similar to an inverted round platform structure of a pan and is provided with a frame made of stainless steel materials and is resistant to seawater corrosion), a regulating rope 1 arranged at the top of the culture platform 5, and a connecting rod 3 for connecting the culture platform 5 and the regulating rope 1, wherein the periphery of the culture platform 5 is provided with a flange 6; the adjusting rope 1 is provided with a floater 2, and a T-shaped channel through which the adjusting rope 1 can pass is arranged in the floater 2.
The bottom end of the cultivation platform 5 is uniformly provided with cultivation bowls 4 with hollow cavities at intervals, the top end of the cultivation platform 5 is provided with bowl openings communicated with the cultivation bowls corresponding to the positions of each cultivation bowl, the frames of the cultivation platform 5 and the cultivation bowls 4 are of stainless steel frame structures, and the cultivation areas of the cultivation platform 5 and the cultivation bowls 4 are of nylon net structures with the sizes of 10-40 meshes; the cultivation platform top is equipped with limiting plate 7, and limiting plate 7 is divided into two at least parts with cultivation platform top average, and the quantity of limiting plate 7 is two at least. The sea grape seed is inoculated in a culture bowl 4 on a culture platform 5.
The T-shaped channel of the float 2 comprises a positioning groove 21 and a rope groove 22 from top to bottom, and the diameter of the positioning groove 21 is larger than that of the rope groove 22. The adjusting rope 1 passes through the floater 2, the adjusting rope and the floater freely set the device at a proper position of the pond, the adjusting rope length between the floater and the cultivation platform is adjusted (after the adjusting rope is knotted, the knot end is fixed in the positioning groove 21), the water layer depth adjustment of the cultivation platform in the pond can be realized, the sea grape can receive a better illumination condition, and meanwhile, the water layer depth of the cultivation platform can be adjusted, so that the influence on the growth of the sea grape due to the overhigh water temperature on the surface layer of the pond can be avoided. The float 2 provides buoyancy for the whole device, so that the culture device is always arranged on a proper water layer of the pond, photosynthesis of the sea grape is facilitated, the material of the float 2 can be selected from materials with larger buoyancy such as foam, and the diameter is a sphere with the diameter of 10-15 cm.
A protective net 8 is sleeved between the culture platform 5 and the adjusting rope 1. The protection net 8 can block damage or interference of pond enemy organisms to the grape, so that the influence on the grape growth is reduced to the greatest extent, the phytophagous fishes cannot enter the device to gnaw the grape, the large filamentous algae are blocked outside the protection net and can be manually and periodically cleared, and no large amount of filamentous algae are attached to the grape to prevent the grape photosynthesis from being influenced. The cultivation platform 5 is wrapped by the protective net 8, the protective net 8 is of a net sac-shaped structure, the protective net 8 wraps the cultivation platform 5, the opening is tied up by ropes at the top, the maritime grape seedlings can be put in by loosening the tying ropes, the growth condition of the maritime grape can be observed regularly, the mesh size of the protective net is between 1 cm and 4cm, and the mesh size can be adjusted appropriately according to practical conditions.
The height of the flange 6 around the culture platform is higher than the height of the bowl mouth of the culture platform.
An attachment base is arranged in each culture bowl 4. The attachment group is fine sand or small stone or corallonite and fine sand. The culture platform is a sea grape culture area, and a small amount of coral stones and fine sand are put into a culture bowl of the culture platform as attachment bases before seedling throwing, so that the effect of simulating the natural growth of the sea grape in the sea area can be achieved. And a proper amount of organic fertilizer can be transplanted at the bottom of the culture bowl before the attachment base is put in according to production requirements.
The bottom of the cultivation platform 5 is provided with a sinker 9. The sinker is conical or round lead blocks or stone blocks or cement blocks or bricks with larger density, the counter weight can be added for the device, random drifting of the device in the pond can be reduced, the position of the culture device placed in the pond is relatively stable, the growth of the sea grapes is facilitated, the local floating of the culture device caused by the air floatation effect can be avoided under the condition of stronger illumination, the device can be always kept at the corresponding water layer height, and the growth of the sea grapes is prevented from being influenced by sunlight insolation.
The water depth of the culture platform can be properly increased three days before the harvest of the sea grapes so as to reduce the adhesion amount of diatom on the surface of the sea grape algae, reduce the cleaning strength before the sea grapes are put on the market, and be favorable for the fresh-keeping transportation of the sea grapes.
The foregoing disclosure is merely illustrative of the preferred embodiments of the present invention and is not intended to limit the scope of the claims herein, as equivalent variations of the claims herein will fall within the scope of the invention.
Claims (6)
1. A marine grape pond culture device, its characterized in that: comprises a cultivation platform with flanges at the periphery, an adjusting rope arranged above the cultivation platform and a connecting rod for connecting the cultivation platform and the adjusting rope; a floater is arranged on the adjusting rope, and a T-shaped channel for the adjusting rope to pass through is arranged in the floater; the bottom end of the cultivation platform is uniformly provided with cultivation bowls with hollow cavities at intervals, and bowl openings communicated with the cultivation bowls are formed in the top end of the cultivation platform corresponding to the positions of each cultivation bowl; the top end of the cultivation platform is provided with a limiting plate which equally divides the top end of the cultivation platform into at least two parts; a protective net is sleeved between the culture platform and the adjusting rope; an adhesion base is arranged in each culture bowl, and the adhesion base is corallonite and fine sand.
2. The marine grape pond culture device of claim 1, wherein: the T-shaped channel comprises a positioning groove and a rope groove from top to bottom, and the diameter of the positioning groove is larger than that of the rope groove.
3. The marine grape pond culture device of claim 1, wherein: the height of the flange around the culture platform is higher than the height of the bowl mouth of the culture platform.
4. The marine grape pond culture device of claim 1, wherein: the number of the limiting plates is at least two.
5. The marine grape pond culture device of claim 1, wherein: the bottom of the cultivation platform is provided with a sinker.
6. The marine grape pond culture device of claim 5, wherein: the sinker is a lead block or stone block or cement block or brick block with higher density.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710537761.4A CN107094613B (en) | 2017-07-04 | 2017-07-04 | Pond culture device for sea grape |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710537761.4A CN107094613B (en) | 2017-07-04 | 2017-07-04 | Pond culture device for sea grape |
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| CN107094613A CN107094613A (en) | 2017-08-29 |
| CN107094613B true CN107094613B (en) | 2023-05-09 |
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| CN201710537761.4A Active CN107094613B (en) | 2017-07-04 | 2017-07-04 | Pond culture device for sea grape |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111820161A (en) * | 2020-08-20 | 2020-10-27 | 广东海洋大学 | Breeding device and method for polyculture of marsupenaeus japonicus and sea grapes |
| CN112335540A (en) * | 2020-11-12 | 2021-02-09 | 宁波大学 | A bionical culture apparatus for asparagus seedling is bred |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2004222692A (en) * | 2003-01-20 | 2004-08-12 | Tokushukai Kaiyo Igaku Kenkyusho:Kk | Multistage culture basket for sea grape using pearl net |
| DE102004010652B4 (en) * | 2004-02-29 | 2006-07-27 | Stiftung Alfred-Wegener-Institut Für Polar- Und Meeresforschung | Carrier device for the culture of macroorganisms in marine waters |
| JP2008061509A (en) * | 2006-09-04 | 2008-03-21 | Okabe Co Ltd | Apparatus for forming seaweed bed and method for forming sea weed bed using the same |
| JP2010148404A (en) * | 2008-12-24 | 2010-07-08 | Hidenori Shimoji | Method for culturing marine alga with three-dimensional net |
| CN101946685A (en) * | 2010-08-06 | 2011-01-19 | 中国科学院南海海洋研究所 | Gulfweed pond culture facility and application method |
| CN102668967A (en) * | 2012-05-04 | 2012-09-19 | 中国科学院海洋研究所 | Adjustable deep sea algae aquaculture floating bed |
| CN203735212U (en) * | 2014-01-02 | 2014-07-30 | 翁敏哲 | Artificial culture equipment for clavate caulerpa racemosa |
| CN104429891B (en) * | 2014-05-15 | 2016-06-29 | 浙江海洋学院 | Delivery device in a kind of algae basis set |
| CN104429900B (en) * | 2014-05-15 | 2016-08-31 | 浙江海洋学院 | A kind of combination type algal reef group |
| CN204350812U (en) * | 2014-12-04 | 2015-05-27 | 浙江海洋学院 | A kind of algae culturing device |
| CN204837561U (en) * | 2015-08-10 | 2015-12-09 | 三亚意源养殖有限公司 | Broadcast breed cage at bottom of scallop of luxurious comb hole |
| CN105165592B (en) * | 2015-10-16 | 2017-11-10 | 浙江大学 | Macro cultivation apparatus |
| CN207054378U (en) * | 2017-07-04 | 2018-03-02 | 海南省海洋与渔业科学院（海南省海洋开发规划设计研究院） | A kind of sea grape pond culture device |
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