CN105409834A - Access-optional far infrared fish house system - Google Patents
Access-optional far infrared fish house system Download PDFInfo
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- CN105409834A CN105409834A CN201510700830.XA CN201510700830A CN105409834A CN 105409834 A CN105409834 A CN 105409834A CN 201510700830 A CN201510700830 A CN 201510700830A CN 105409834 A CN105409834 A CN 105409834A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
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- 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
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/40—Protecting water resources
- Y02A20/402—River restoration
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- 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
Abstract
The present invention relates to a method for both ecological restoration of eutrophic rivers and lakes and fishery net cage culture, and introduces a far infrared technology to construct a far infrared fish house that is suitable for the survival of fish. The access-optional infrared fish house system has dual effects of realizing the ecological restoration of contaminated water and sediments and providing a habitat for aquatic plants, microorganisms and fish. The system comprises a far infrared frame, a position identification area, a light-increasing and light-transmission area, an optional access area, a coupled area of far infrared ceramic balls and biological zeolite, and a fish food calling area. According to the system disclosed by the present inventive, free access of small fish and controlled access of big fish are realized, and both the ecological restoration of eutrophic rivers and lakes and fishery cultural are realized. The system has the characteristics of good contaminant removal effect, stable and long-lasting treatment effect and the like, and is suitable for the ecological restoration of fishery cultural water.
Description
Technical field
The invention belongs to the lake restoration of the ecosystem of eutrophication river and fishery cage culture field.
Background technology
Fish culture in net pen from phase early 1990s scale and density increasing, very large impact is brought on the water environment around net cage, the input of bait and the excretion of fish easily make water body cause eutrophication, cause alga eruption, cause water hypoxia, and then make the fish kill in water body.In order to better improve water quality, various hydrobiological effect in aquatic ecosystem should be given full play to, or introduce environment-friendly type material, improve water environment conditions, improve the benefit of cultivation better.
Chinese patent application 201310245862.6 proposes one " synchronous in-situ immobilization eutrophication water bodies of rivers and lakes and sedimental oxygen enrichment biological fabric system of adding lustre to ", Chinese patent application 201210001109.8 proposes one " a kind of method of controlling eutrophication of fish farming area in freshwater cage by floating plants ", Chinese patent application 201410605134.6 proposes one " crawl scrubbing water cleaning systems ", these schemes are that the restoration of the ecosystem of fishery cultivating water body provides method, can remove organic matter and other pollutants such as COD in water, nitrogen, phosphorus efficiently.What existing fishery cultivating ecological restoring method mainly concentrated on bait adds the excessive water pollution caused, or independent increases substantially total fish catches, but does not relate to the method how realizing the lake restoration of the ecosystem of eutrophication river and fishery cultivating win-win.How to increase oxygen content, how to be provided enough ecosystem food to fish for a long time, these are all the problems needing to solve.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art and provide and can select discrepancy type far infrared fish house system, the present invention constructs by introducing far-infrared material the far infrared fish room being suitable for Fish Survival, the restoration of the ecosystem and the fish that achieve lake, eutrophication river system increase value-added doulbe-sides' victory effect, there is the advantage of good looking appearance, the simple and economical practicality of structure, be applicable to the lake, eutrophication river that restoration of the ecosystem and fishery cultivating get both.
The discrepancy selected type far infrared fish house system proposed by the invention, it comprises location recognition district, the transparent area that adds lustre to, selectivity are come in and gone out, and district, far-infrared ceramic ball and biozeolite coupled zone, fish food calling district are fixedly connected on far infrared framework; Wherein, far infrared framework is made up of far-infared ceramic powder, concrete, photo-induced energy storage luminescent powder, and location recognition district is made up of matrix growth basket, emergent aquactic plant, elastomer silk biofilm connection cord; The transparent area that adds lustre to is made up of small-bore nylon wire, gluing photo-induced energy storage luminescent powder on it; Selectivity discrepancy district is made up of unidirectional automatic closing door, stainless steel spring hinge, large aperture stainless steel cloth; Far-infrared ceramic ball and biozeolite coupled zone are made up of far-infrared ceramic ball, biozeolite, submerged plant and hard mesh bag; Fish food calling district is made up of submerged plant, matrix growth mesh bag, connecting plate with holes.
Specific implementation principle of the present invention is: the present invention increases the O in water by the introducing of far-infrared material
2, achieved the restricted discrepancy of large fish by unidirectional automatic closing door, protect the safety of fish submerged plant and small fish within doors; In addition, the conjunctive use of far-infared ceramic powder, far-infrared ceramic ball, photo-induced energy storage luminescent powder, biological ceramic particle and biozeolite improves the detergent power of system, add the immunity of aquatic animal in system, be conducive to increasing the large-scale aquatile amount such as submerged plant and fish in the system of lake, eutrophication river, and then achieve the restoration of the ecosystem of eutrophication system and the increase of total fish catches.
The present invention compared with prior art its remarkable advantage is:
One is activated water molecule, improves the oxygen content of system.Far-infrared engergy makes hydrone produce resonance, accelerates the motion of hydrone, makes light water become active water, improves the oxygen content of system, strengthens the penetration of water, extension, dissolving power and metabolism power.
Two is oxygen content and light application times that the conbined usage of far-infrared material and photo-induced energy storage luminescent powder adds system, improves light and the efficiency of submerged plant in system, accelerates the growth of submerged plant.
Three is promote hydrobiological metabolism, improves the immunity of aquatic animal.Far-infared ceramic powder and far-infrared ceramic ball can be launched with biological close-spaced wavelength and have the far infrared of unique penetration power, and its energy can be applied to hypodermis certain depth, promote the blood circulation of fish, strengthen vigor and the biological immune power of cell.
Four is have good absorption property, the release of benefit materials and trace element in promotion system.Biological ceramic particle, biozeolite and far-infrared ceramic ball have the good conductivity of an aperture, can the pollutant such as ammonia nitrogen, NO3-N and NO2-N in strong adsorption water body, effectively suppress excessive multiplication and the growth of algae; Biozeolite also can be fish growth and provides useful trace element.
Five is the doulbe-sides' victorys achieving restoration of the ecosystem and fishery cultivating.The selectivity unidirectional automatic closing door of coming in and going out in district achieves the only export but no import of large fish, large aperture stainless steel cloth ensure that freely coming in and going out of small fish, eliminates submerged plant in far-infrared ceramic ball and biozeolite coupled zone and small fish is nibbled risk totally by large fish.
Accompanying drawing explanation
Fig. 1 is the structural representation of the discrepancy the selected type far infrared fish house system that the present invention proposes.
Fig. 2 is the structural representation of the transparent area that adds lustre to that the present invention proposes.
Fig. 3 is the structural representation of the unidirectional automatic closing door that the present invention proposes.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Composition graphs 1, the discrepancy the selected type far infrared fish house system that the present invention proposes, is characterized in that it is fixedly connected on far infrared framework 6 by location recognition district 1, the transparent area 2 that adds lustre to, selectivity discrepancy district 3, far-infrared ceramic ball and biozeolite coupled zone 4, fish food calling district 5; Its mid and far infrared framework 6 is made up of far-infared ceramic powder 7, concrete eight, photo-induced energy storage luminescent powder 9, and location recognition district 1 is made up of matrix growth basket 10, emergent aquactic plant 11, elastomer silk biofilm connection cord 12; The transparent area 2 that adds lustre to is made up of photo-induced energy storage luminescent powder 9 and small-bore nylon wire 13; Selectivity discrepancy district 3 is made up of unidirectional automatic closing door 14, stainless steel spring hinge 15, large aperture stainless steel cloth 16; Far-infrared ceramic ball and biozeolite coupled zone 4 are made up of far-infrared ceramic ball 17, biozeolite 18, submerged plant 19 and hard mesh bag 20; Fish food calling district 5 is made up of submerged plant 19, matrix growth mesh bag 21, connecting plate with holes 22.
Far infrared framework 6 described specifically by commercially available far-infared ceramic powder 7, concrete eight by volume 1:1 ~ 2:1 water and build up hexahedron framework, above hexahedral six faces are respectively, below, the left side, the right side, above, below, natural air drying, then at the outer surface gluing photo-induced energy storage luminescent powder 9 of hexahedron framework; Be fixedly connected on above far infrared framework 6 with the small-bore nylon wire 13 that screen distance is 1cm ~ 2cm by stainless steel wire or nylon rope, then by photo-induced energy storage luminescent powder 9 gluing on small-bore nylon wire 13, form the transparent area 1 that adds lustre to.At installation large aperture, far infrared framework 6 front and back stainless steel cloth 16.Install unidirectional automatic closing door 14 on the left side of far infrared framework 6 and the right side, automatic closing door 14 is connected by stainless steel spring hinge 15 with far infrared framework 6, and other parts on the left side and the right side are large aperture stainless steel cloth 16; Wherein, the size of stainless steel spring hinge 15 is 3 cun or 4 cun, and the size of automatic closing door 14 is not less than 20cm × 30cm.Before far infrared framework 6, below, the left side, the right side jointly constitute selectivity and to come in and go out district 3.Be that to be seated in aperture be in the hard mesh bag of 1-1.5cm for the far-infrared ceramic ball of 2-3cm and biozeolite by particle diameter, make far-infrared ceramic ball and biozeolite coupled zone 4, then far-infrared ceramic ball and biozeolite coupled zone are carried out microorganism colonization in homemade microorganism reactor, biofilm time 15-20 days.Far-infrared ceramic ball after biofilm and biozeolite coupled zone 4 stainless steel wire are fixed on below far infrared framework 6.
Photo-induced energy storage luminescent powder, and then realize adding lustre to the effect of transparent area, the transparent area 2 that adds lustre to can continue luminous at night, for far infrared framework 6 and far-infrared ceramic ball provide heat with biozeolite coupled zone 4, and the performance of promotion far-infrared material function.Photo-induced energy storage luminescent powder has stable physics and chemistry attribute, containing radiogen, nontoxic, not containing harmful element or chemicals, to organism safety, by absorbing and storing various natural daylight or artificial light, be implemented in the self light emission function under dark state, can unlimitedly recycle, at night or dark place, lighting time interval reaches several little of tens hours.
The many micropores in biological ceramic particle surface, internal network is crisscross, even pore distribution, very good to the suspension adsorption capacity in sewage, and the biofilm formation growth of suitable micro-organisms, aging film easily comes off, and not easily blocks.Containing multiple easily by the trace element that fish, shrimp absorb in biozeolite, there is the multiple catalytic action of biology enzyme, the quick healthy growth of fishes and shrimps can be promoted.Far infrared is electromagnetic a kind of black light, but possesses all characteristics that visible ray has.Far infrared electromagnetic is the same with light just can directly be conducted without any need for medium; Far infrared has unique penetration power, and its energy can be applied to hypodermis certain depth, then by blood circulation, is reached by energy in deep tissues and organ; Containing far object, both can be radiation infrared, also can absorb far infrared, radiation and absorption equity.Far infrared has good absorption, resonance qualitly, can improve the immunity of organism in the oxygen content of system and system.When oxygen abundance, biological ceramic particle, biozeolite and far-infrared ceramic ball are by the ammonium in ion exchange adsorption system, absorption mineralized nitrogen is thereon nitrate by the nitrifier in its surface microorganism film, defines the cyclic process of oneself's absorption, self-digestion.The microcellular structure of biological ceramic particle, biozeolite and far-infrared ceramic ball accelerates growth of microorganism implantation, stimulates the enrichment of the performance of its activity and nutritive salt, for hydrobiological Growth and reproduction provides sufficient nutriment collection, the inorganic nitrogen such as ammonia and nitrate is again by submerged plant assimilation, and the harvesting along with submerged plant realizes the denitrogenation of eutrophication system.
Described location recognition district 1 is positioned at the top that far infrared can select discrepancy type fish room, biological ceramic particle after microorganism colonization is contained in 10 li, matrix growth basket, seal with nylon wire above, then emergent aquactic plant 11 is planted, by elastomer silk biofilm connection cord 12, matrix growth basket 10 is fixedly connected on far infrared framework 6, the position in far infrared fish room can be determined like this by matrix growth basket 10 and emergent aquactic plant 11, facilitate it to move.Elastomer silk biofilm connection cord 12 is the flexible filametntary nylon ropes of adhesion, and elastomer silk specific surface area is large, microorganism colonization fast, and oxygenation capacity is good, improves the availability of oxygen in water body, is conducive to the removal of COD in lake, eutrophication river.
Described fish food calling district is made up of submerged plant 19, matrix growth mesh bag 21 and connecting plate with holes 22.Be fixed on far infrared framework 6 by connecting plate 22 with holes, connecting plate 22 with holes in same direction, two connecting plates 22 with holes is installed in each far infrared fish room with unidirectional automatic closing door; Have the matrix growth mesh bag 21 of submerged plant 19 to be fixed on connecting plate 22 with holes kind, the matrix in matrix growth mesh bag 21 is biozeolite.After far infrared fish submerged plant 19 is within doors eaten up by fish, the submerged plant 19 in fish food calling district 5 can lure fish from unidirectional automatic closing door out, is conducive to recovering the growth of far infrared fish submerged plant within doors.
Below in conjunction with Fig. 1, Fig. 2 and Fig. 3, further illustrate concrete operation step of the present invention:
The discrepancy the selected type far infrared fish house system that the present invention proposes, comprises location recognition district, the transparent area that adds lustre to, selectivity comes in and goes out district, far-infrared ceramic ball and biozeolite coupled zone, fish food calling district are fixedly connected on far infrared framework.
Step one: far-infrared ceramic ball, biological ceramic particle, biozeolite and elastomer silk biofilm connection cord are carried out microorganism colonization, biofilm time 15-20 days in homemade microorganism reactor.The water inlet pollutant levels of microorganism reactor are as follows: COD concentration 85 ± 4.1mg/L, and the concentration of total nitrogen is 18 ± 0.6mg/L, and the average quality concentration of ammonia nitrogen is 11 ± 0.8mg/L, and the concentration of total phosphorus is 2.2 ± 0.5mg/L, pH value 7-8.
Step 2: far infrared framework 6 by commercially available far-infared ceramic powder 7, concrete eight by volume 1:1 ~ 2:1 water and build up hexahedron framework, above hexahedral six faces are respectively, below, the left side, the right side, above, below, natural air drying, then at the outer surface gluing photo-induced energy storage luminescent powder 9 of hexahedron framework, as shown in Figure 2; Be fixedly connected on above far infrared framework 6 with the small-bore nylon wire 13 that screen distance is 1cm ~ 2cm by nylon rope, then by photo-induced energy storage luminescent powder 9 gluing on small-bore nylon wire 13, form the transparent area 1 that adds lustre to.At installation large aperture, far infrared framework 6 front and back stainless steel cloth 16.
Step 3: install unidirectional automatic closing door 14 on the left side of far infrared framework 6 and the right side, automatic closing door 14 is connected by stainless steel spring hinge 15 with far infrared framework 6, other parts on the left side and the right side are large aperture stainless steel cloth 16, as shown in Figure 3; Wherein, the size of stainless steel spring hinge 15 is 3 cun or 4 cun, and the size of automatic closing door 14 is not less than 20cm × 30cm.Before far infrared framework 6, below, the left side, the right side jointly constitute selectivity and to come in and go out district 3.
Step 4: the far-infrared ceramic ball after biofilm and biozeolite being seated in aperture is in the hard mesh bag of 1-1.5cm, make far-infrared ceramic ball and biozeolite coupled zone 4, the particle diameter of far-infrared ceramic ball and biozeolite is 2-3cm, then the far-infrared ceramic ball after biofilm and biozeolite coupled zone 4 stainless steel wire is fixed on below far infrared framework 6.
Step 5: the biological ceramic particle after microorganism colonization is contained in 10 li, matrix growth basket, seal with nylon wire above, then plant emergent aquactic plant 11, one end of the elastomer silk biofilm connection cord 12 after microorganism colonization is tied up to matrix growth basket 10 bottom, and the other end ties up on far infrared framework 6.
Step 6: connecting plate 22 with holes is fixed on far infrared framework 6, connecting plate 22 with holes and unidirectional automatic closing door are in same direction; Be fixed on connecting plate 22 with holes at the matrix growth mesh bag 21 that biozeolite is housed, then on matrix growth mesh bag 21, plant planting submerged plant 19.
Setting can select discrepancy type far infrared fish house system water tank and common floating bed water tank, to carry out simultaneous test, the specification of water tank is long × wide × dark=131cm × 83cm × 63cm.Be the sediments of 10cm at water tank bottom laying depth, sediments gathers the top layer of nutrition enriched shallow lake, crosses 100 mesh sieves and removes coarse grain and plant and animal residuess.Test water is in running water, add that composite fertilizer, glucose and nutrient solution are made into total nitrogen, ammonia nitrogen, total phosphorus, phosphate, chemical oxygen demand concentration are respectively 9.2 ± 0.3mg/l, 3.5 ± 0.1mg/l, 0.5 ± 0.06mg/l, 0.23 ± 0.03mg/l, 73.8 ± 1.9mg/l by a certain percentage.The specification of discrepancy type far infrared fish house system can be selected to be far infrared framework length × wide × height=60cm × 40cm × 40cm; The basket open external diameter of matrix growth basket is 15cm, the degree of depth is 10cm, quantity 2, each plantation 10 strain water caltrops in two matrix growth mesh bags in fish food calling district, and 10 strain water caltrops are planted in far-infrared ceramic ball and biozeolite coupled zone; Water spinach 9 strain is planted in each matrix growth basket.The carp 2 that weight that width is greater than 6cm is 500g placed by each water tank, and the weight that width is less than 3cm is the carp 8 of about 30g.The specification of common floating bed is framework length × wide=60cm × 40cm, mao bamboon external diameter 0.1m, and on it, plantation 18 strain water spinach, plants 30 strain water caltrops in bed mud.
Test lasts 30 days.Duration of test, water spinach and water caltrop, at well-grown, during off-test, can select water body purification rate in discrepancy type far infrared fish house system water tank and common floating bed water tank in table 1.Result of the test shows: discrepancy type far infrared fish house system water tank can be selected remarkable to the removal effect of N, P pollutant in water body, and discrepancy type far infrared fish house system water tank can be selected to also have 9 tail small fish and the large fish of two tails, also have 6 tail small fish and the large fish of two tails in common floating bed water tank, discrepancy type far infrared fish house system water tank can be selected as seen to be more suitable for the existence of fish.
Table 1: discrepancy type far infrared fish house system water tank and common floating bed water tank purifying rate (%) contrast table can be selected
Above embodiment and embodiment are the concrete supports that the rotatable fish gill formula proposed application the present invention takes the technological thought of oxygen cleaning system; protection scope of the present invention can not be limited with this; every technological thought proposed according to the present invention; any equivalent variations that the technical program basis is done or the change of equivalence, all still belong to the scope of technical solution of the present invention protection.
Claims (9)
1. can select discrepancy type far infrared fish house system, it is characterized in that this system comprises location recognition district, the transparent area that adds lustre to, selectivity come in and go out district, far-infrared ceramic ball and biozeolite coupled zone, fish food calling district and far infrared framework; Its mid and far infrared framework is made up of far-infared ceramic powder, concrete, photo-induced energy storage luminescent powder; Location recognition district is made up of matrix growth basket, emergent aquactic plant, elastomer silk biofilm connection cord; The transparent area that adds lustre to is made up of small-bore nylon wire, gluing photo-induced energy storage luminescent powder on it; Selectivity discrepancy district is made up of unidirectional automatic closing door, stainless steel spring hinge, large aperture stainless steel cloth; Far-infrared ceramic ball and biozeolite coupled zone are made up of far-infrared ceramic ball, biozeolite, submerged plant and hard mesh bag; Fish food calling district is made up of submerged plant, matrix growth mesh bag, connecting plate with holes;
Location recognition district is provided with above described far infrared framework, its end face is provided with the transparent area that adds lustre to, side is provided with selectivity discrepancy district, and its bottom surface is provided with far-infrared ceramic ball and biozeolite coupled zone, and described far-infrared ceramic ball and biozeolite coupled zone are provided with fish food calling district.
2. according to claim 1ly select discrepancy type far infrared fish house system, it is characterized in that described far infrared framework by far-infared ceramic powder, concrete by volume 1:1 ~ 2:1 water the hexahedron framework built up, then gluing photo-induced energy storage luminescent powder.
3. according to claim 1ly select discrepancy type far infrared fish house system, it is characterized in that the described transparent area that adds lustre to be positioned at hexahedral above, far-infrared ceramic ball and biozeolite coupled zone be positioned at hexahedral below, selectivity discrepancy district is positioned at the hexahedral left side, the right side, front and back, location recognition district is positioned at the top of hexahedron framework, is fixed on far infrared framework by elastomer silk biofilm connection cord.
4. according to claim 1ly select discrepancy type far infrared fish house system, it is characterized in that described location recognition district is the bamboo basket that biological ceramic particle is housed by matrix growth basket, seal with nylon wire above.
5. according to claim 1ly select discrepancy type far infrared fish house system, it is characterized in that described unidirectional automatic closing door is made up of stainless steel cloth, the installation direction of stainless steel spring hinge freely can adjust according to the function of system.
6. according to claim 1ly select discrepancy type far infrared fish house system, it is characterized in that described matrix growth mesh bag is made up of the nylon wire that biozeolite is housed, the aperture of connecting plate with holes is used for permeable.
7. according to claim 1ly select discrepancy type far infrared fish house system, it is characterized in that described nylon wire aperture, small-bore is 1cm ~ 2cm, the aperture of large aperture stainless steel cloth is 4-8cm.
8. according to claim 1ly select discrepancy type far infrared fish house system, it is characterized in that described far-infrared ceramic ball and biozeolite particle diameter are 2-3cm, hard mesh bag and nylon wire aperture are 1-1.5cm, and the particle diameter of biological ceramic particle is 1.5 ~ 2cm.
9. according to claim 1ly select discrepancy type far infrared fish house system, it is characterized in that described emergent aquactic plant is one or more in water spinach, oenanthe stolonifera and vetiver, submerged plant is one or more in hornwort, water caltrop, black algae and p.malaianus.
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| CN111567458A (en) * | 2020-06-03 | 2020-08-25 | 珠江水利委员会珠江水利科学研究院 | Induced aquatic organism collecting and water body purifying device |
| CN112021110A (en) * | 2020-09-18 | 2020-12-04 | 永新县水产站 | Symbiotic breeding method for rice, fish, soft-shelled turtle and shrimp and method thereof |
| CN113562848A (en) * | 2021-07-29 | 2021-10-29 | 中冶华天工程技术有限公司 | Micro-ecosystem construction method applied to urban hard riverway |
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