CN109455818A - A kind of adjustable submerged plant planting bed and the method for repairing water body - Google Patents
A kind of adjustable submerged plant planting bed and the method for repairing water body Download PDFInfo
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- CN109455818A CN109455818A CN201811298437.2A CN201811298437A CN109455818A CN 109455818 A CN109455818 A CN 109455818A CN 201811298437 A CN201811298437 A CN 201811298437A CN 109455818 A CN109455818 A CN 109455818A
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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
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
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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
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
- C02F3/322—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae use of algae
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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
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
- C02F2203/006—Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections
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- Biodiversity & Conservation Biology (AREA)
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- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
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- Cultivation Of Plants (AREA)
Abstract
The invention discloses a kind of adjustable submerged plant planting bed and the methods for repairing water body, applied to river system repair technology field, adjustable submerged plant planting bed includes implant bed ontology, multiple vertical floating drums are removably connected on the periphery of implant bed ontology evenly and at intervals, between the vertical floating drum of the neighbouring two and top of the vertical floating drum of the top is removably connected with connection sealing cover, and the inside of each vertical floating drum is equipped with adjustable weight object.Kind of a planting submerged plant is cultivated in advance using the present invention, and global transfer to target repairs water body again after growth is stable, its growth stability and plantation efficiency, reduction construction time and human cost can be improved；The vertical floating drum of adjustable weight object is set in multiple because implant bed body perimeter is removably connected with, so as to quickly adjust depth of the implant bed ontology in water body, meet the growth demand of submerged plant, the influence that reduction water quality and illumination condition grow it, the water remediation suitable for different depth and water quality situation.
Description
Technical field
The present invention relates to river system repair technology field, in particular to a kind of adjustable submerged plant planting bed and reparation water
The method of body.
Background technique
With rapid development of economy, the sharp increase of population and the quickening of industrialization and urbanization process, nitrogen, phosphorus battalion
The discharge amount for supporting substance to lake is increasing, and China is caused to have a considerable amount of lakes to be in eutrophication, lake
Pool eutrophication has become one of the most important society for seriously threatening China's water resource and water security and environmental problem.Water body
The restorative procedure of eutrophication mainly includes physics, chemistry and biological method.Wherein often project amount is larger for physical method, and portion
Point recovery technique haves the shortcomings that palliative；Secondary dirt may be caused to environment using chemical reagent in chemical repair method
Dye；And apply water plant repair water body bioremediation technology have it is environmental-friendly, processing cost is low, low power consumption and other advantages,
Application is studied by numerous scholars.
Compared with floating plant, submerged plant has better effects of purification quality.Submerged plant can be absorbed in water body
Nitrogen, phosphorus nutrition substance, and the structure composition substance of itself is assimilated into, nitrogen, phosphorus nutrition material concentration in reduction water body, purified water
Matter；Since root, stem and leaf is totally submerged Yu Shuizhong, oxygen caused by submerged plant is all released in water, to increase water body
The contribution of dissolved oxygen is very big, and the degree of oxidation of water body is more effectively improved compared with floating plant；Meanwhile submerged plant competes with algae
Required nutriment and required light and heat condition, and allelochemical can be secreted, destroy algae normal physiology generation
Thank to function, to inhibit the growth of algae；Submerged plant also passes through the suspended material in adsorbed water body, improves water transparency,
Improve underwater illumination condition.
In the application that submerged plant repairs eutrophication water, initial planting submerged plant growth is unstable, by water
The environmental factors such as matter, flow velocity, the depth of water, illumination are affected.The depth of water and intensity of illumination are to influence submerged plant to survive and grow
Important factor meet underwater illumination condition by reducing the method for water level mostly to guarantee submerged plant normal growth, with
Plant growth stablize, be gradually restored to original water level, but the implementation of this method is frequently subjected to the limitation of space enrironment condition.
Connecting lifting device, the planting depth of adjustable submerged plant in water, but this method using implant bed, structure is complicated, dress
Set that stability is poor, narrow application range.By underwater pitching pile, plant net bed depth adjustment may be implemented using adjuster, but exist
The problem that underwater pile driving is not easy or profundal zone operation difficulty is big.Chinese patent CN102349401B discloses a kind of underwater ecology and repairs
The underwater impending planting method of water plant and Waterweed suspended bed device in multiple are planted platform using wirerope or rope fixed buoyancy, are passed through
Control wirerope or rope lengths can control platform suspension depth, but poor controllability, equally exist the problem of underwater operation difficulty.
Chinese patent CN103145249B discloses a kind of adjustable composite ecological floating island of combined type, floating using adjustable multi-level ecology
Island can adjust planting depth by control submerged plant layer position, but floating body or upper layer plant occupancy water surface area are big, influence
The daylighting of lower layer submerged plant.Chinese patent CN103749145B disclose a kind of submerged plant modularization it is growth bed and restore water
The method of bottom submerged plant growth can keep the depth of growth bed suspension by the control of suspended substance quantity and counterweight body weight
Degree, but suspension body length can not be adjusted, it is limited to be applicable in water depth.
In addition to the influence of environmental factor, in submerged plant water remediation engineering, live artificial cuttage or throwing are generallyd use
It charges seed the mode of plant, but artificial growth efficiency is lower, consumes larger, submerged plant root system during transplanting to human and material resources
It is easy impaired.Turf form global transfer is constituted using preparatory culture submerged plant and is laid with plantation, plantation efficiency can be improved, but
Plant is still easy crushing or death during turf transport.The presence of these problems all limits heavy water to a certain extent
Application of the plant in water remediation engineering.
Summary of the invention
The purpose of the present invention is to provide a kind of adjustable submerged plant planting bed and the methods for repairing water body, utilize this
Submerged plant planting bed, can effectively simplify submerged plant transport and plantation, reduce influence of the environmental factor to plant growth,
The growth stability of submerged plant is improved, and is suitable for the water remediation of different depth and water quality situation.
Used technical solution to solve above-mentioned technical problem: a kind of adjustable submerged plant planting bed, including kind
Plant bed ontology is removably connected with multiple vertical floating drums on the periphery of the implant bed ontology evenly and at intervals, neighbouring
Between the two vertical floating drums and top of the vertical floating drum of the top is removably connected with connection sealing cover, each described vertical
The inside of straight floating drum is equipped with adjustable weight object.
Further, the implant bed ontology includes several plantation modules, and the plantation module is the square of top uncovered
Tee section groove body is equipped at intervals with multiple connecting holes on each side of the plantation module, logical between each plantation module
The mating connection of connection component and each connecting hole is crossed integrally to form implant bed ontology.
Further, it is equipped at four interior angles of the plantation module and is suitable for connecting with the lower thread of vertical floating drum
Screw hole column.
Further, the vertical floating drum be hollow strip cylinder, the upper end opening of the vertical floating drum upward, institute
The top and bottom for stating vertical floating drum are respectively equipped with linkage section and lower linkage section, and the upper linkage section and lower linkage section are equipped with
External screw thread；The upper end of the connection sealing cover is equipped with the upper screwed hole being threadedly coupled with lower linkage section, the connection sealing cover
Lower end is equipped with the lower threaded hole being threadedly coupled with upper linkage section.
Further, the bottom of the plantation module has been evenly arranged multiple micropores.
Further, the outer wall of the vertical floating drum is equipped with graduation mark.
Further, the implant bed ontology is equipped with planting layer, and the planting layer includes plantation layer and plant
Nitride layer, the plantation layer are layed on implant bed ontology, and plantation layer on kind planting submerged plant is to form layer of plants.
Further, the plantation layer is made of vegetable fiber blanket.
Further, the submerged plant select eel grass, hydrilla verticillata, waterweed, bog pondweed, big najas marina, in hornwort
It is one or more.
A method of water body is repaired using adjustable submerged plant planting bed, comprising the following steps:
S1, Propogation and culture submerged plant: vegetable fiber blanket is set to form plantation layer, by submerged plant in plantation module middle berth
Seedling or brood body be planted in form layer of plants on vegetable fiber blanket, entire plantation module is put into sharrow pool and is carried out
Flourish, with the growth of submerged plant, the root system of submerged plant is taken root on vegetable fiber blanket stands upright, and passes through planting die
The micropore of block bottom makes vegetable fiber blanket and plantation module consolidate and be combined together；
S2, transport plantation module: after being bred as to submerged plant, the plantation module that kind is implanted with submerged plant is successively taken
Out, it is stacked with and entrucking is transported to water remediation engineering site, watering is in transportational process to keep certain humidity；
S3, the construction of water remediation engineering site: according to the range size that need to repair water body, by required amount of plantation module
It is linked into an integrated entity with connection component to form implant bed ontology, after the periphery of implant bed ontology connects vertical floating drum, plantation
Bed ontology, which is integrally put into, needs the waters repaired, by adjusting the vertical floating drum of implant bed body perimeter quantity to keep implant bed
Ontology levitated equilibrium in water body adjusts the counterweight of implant bed ontology by adding coarse sand granule in the inside of vertical floating drum, from
And implant bed ontology depth submerged in water is controlled, and tightening connection sealing cover makes vertical floating drum is closed not intake；
S4, the planting depth for adjusting submerged plant: under the catharsis of submerged plant, the water quality of target water body is promoted,
Water transparency is gradually increased, and underwater illumination condition also improves therewith, then the vertical floating drum by connection sealing cover at top
On continue growing vertical floating drum, extend the entire length of vertical floating drum, at the same in vertical floating drum add coarse sand granule it is whole to increase
Body counterweight further increases the suspension depth of implant bed ontology, until implant bed ontology drops to the bottom, adapts to submerged plant
Vertical floating drum is removed after water-bed growth conditions, submerged plant is made to stablize growth at the bottom.
The beneficial effects of the present invention are:
1, rationally, production is simple for adjustable submerged plant planting bed of the invention design, low in cost, easy to operate,
The vertical floating drum of adjustable weight object is set in multiple, by being removably connected on the periphery of implant bed ontology so as to convenient fast
Depth of the implant bed ontology in water body is adjusted promptly, meets the growth demand of submerged plant；
2, for the present invention by cultivating kind of a planting submerged plant in advance in the vegetable fiber blanket being layed in plantation module, growth is steady
Global transfer to target repairs water body again after fixed, effectively increases the growth stability and plantation efficiency of plant, greatly reduces and apply
Between working hour and human cost；
3, when transporting submerged plant, plantation module need to be stacked with entrucking transport, since plantation module has one
Determine height and edge mutually supports, the crushing for avoiding submerged plant in transportational process is dead；
4, live constructing operation substantially need to only be carried out in the water surface, overcome the big problem of underwater construction difficulty, be operated
Management is simple；The side for planting module has certain wind and wave resistance effect, reduces impact of the stormy waves to submerged plant；
5, the present invention can control planting depth according to submerged plant growth demand, reduce water quality and illumination condition to heavy
The influence of water plant growth, the water remediation suitable for different depth and water quality situation.
Detailed description of the invention
The present invention is described further with reference to the accompanying drawings and examples:
Fig. 1 is the structural schematic diagram of the adjustable submerged plant planting bed of the present invention；
Fig. 2 is the top view of the adjustable submerged plant planting bed of the present invention；
Fig. 3 is the section signal of the plantation module and planting layer in the adjustable submerged plant planting bed of the present invention
Figure.
Specific embodiment
Referring to figs. 1 to Fig. 3, the present invention is a kind of adjustable submerged plant planting bed, including implant bed ontology, implant bed
Be removably connected with multiple vertical floating drums 3 on the periphery of ontology evenly and at intervals, between neighbouring two vertical floating drums 3 and
The top of the vertical floating drum 3 of the top is removably connected with connection sealing cover 4, and the inside of each vertical floating drum 3 is equipped with adjustable
Mass.
Implant bed ontology includes several plantation modules 1, and plantation module 1 is the rectangular section groove body of top uncovered, by height
Molecular polypropylene material is made, and it is highly 20cm that the length and width of plantation module 1, which are 80cm, on each side 11 for planting module 1
It is equipped at intervals with multiple connecting holes 12.When the quantity for planting module 1 is one, plantation module 1 is implant bed ontology；Work as plantation
When the quantity of module 1 is more than two, it is each plant between module 1 by the mating connection of connection component 5 and each connecting hole 12 at
One is to form implant bed ontology.The bottom of plantation module 1 has been evenly arranged multiple micropores 14, and micropore 14 is conducive to submerged plant
Root system pass through growth；Plant the screw hole for being equipped at four interior angles of module 1 and being suitable for connecting with the lower thread of vertical floating drum 3
Column 13.Wherein, connecting hole is the circular hole of aperture 45mm, and connection component 5 is that the one-inch DN25ABS water tank interface purchased in the market connects
Head, having a size of internal diameter 32mm, external thread diameter 44mm, interface total height 36mm, external screw thread depth 28mm；And cap thickness 11mm；
And included cushion rubber.
Vertical floating drum 3 is hollow strip cylinder, is made of high-density polyethylene material, the upper end of vertical floating drum 3
It is opening up in order to be packed into adjustable weight object, adjustable weight object is coarse sand granule；The top and bottom difference of vertical floating drum 3
Equipped with upper linkage section 31 and lower linkage section 32, upper linkage section 31 and lower linkage section 32 are equipped with external screw thread.Correspondingly, connection sealing
The upper end of lid 4 is equipped with the upper screwed hole 41 being threadedly coupled with lower linkage section 32, and the lower end of connection sealing cover 4 is equipped with and upper linkage section
The 31 lower threaded holes being threadedly coupled, connection sealing cover 4 are playing the role of connecting outside two vertical floating drums 3, moreover it is possible to make vertically floating
Cylinder 3 is closed, prevents vertical floating drum 3 from intaking.In this way, can by vertical floating drum 3 and the mating connection for connecting sealing cover 4,
Quickly and easily increase or remove vertical floating drum 3, to control the whole length of vertical floating drum 3, and passes through coarse sand in vertical floating drum 3
The counterweight of grain meets the growth demand of submerged plant to adjust depth of the implant bed ontology in water body.In addition, vertical floating
It is additionally provided with graduation mark 33 on the outer wall of cylinder 3, the heavy water depth of implant bed ontology can be intuitively known by graduation mark 33.
Implant bed ontology is equipped with planting layer 2, and planting layer 2 includes plantation layer 21 and layer of plants 22, plants layer
21 are layed on implant bed ontology, plant and plant planting submerged plant on layer 21 to form layer of plants 22.It is fine using plant to plant layer 21
Dimension blanket is made, and the vegetable fiber blanket for cutting suitable dimension is layed in the inside of plantation module 1, by the seedling of submerged plant or breeding
Body is planted on vegetable fiber blanket to form layer of plants 22, and then entire plantation module 1 is put into sharrow pool and is bred
Growth.With the growth of submerged plant, root system takes root on vegetable fiber blanket and stands upright, and passes through the micro- of plantation 1 bottom of module
Hole 14 makes planting layer 2 and plantation module 1 consolidate and be combined together.Wherein, submerged plant can be selected eel grass, hydrilla verticillata,
One of waterweed, bog pondweed, big najas marina, hornwort are a variety of.
A kind of method for repairing water body using adjustable submerged plant planting bed of the present invention, comprising the following steps:
S1, Propogation and culture submerged plant: vegetable fiber blanket is laid in plantation module 1 to form plantation layer 21, by heavy water
The seedling or brood body of plant are planted on vegetable fiber blanket to form layer of plants 22, and entire plantation module 1 is put into on-swimmer's pool
Flourish is carried out in the pool, with the growth of submerged plant, the root system of submerged plant is taken root on vegetable fiber blanket stands upright, and wears
The micropore 14 for crossing plantation 1 bottom of module makes vegetable fiber blanket and plantation module 1 consolidate and be combined together；
S2, transport plantation module 1: after being bred as to submerged plant, the plantation module 1 that kind is implanted with submerged plant is successively taken
Out, it is stacked with and entrucking is transported to water remediation engineering site, watering is in transportational process to keep certain humidity；Due to
Plantation module 1 has certain altitude and edge mutually supports, and the crushing for avoiding submerged plant in transportational process is dead；
S3, the construction of water remediation engineering site: according to the range size that need to repair water body, by required amount of plantation module
1 is linked into an integrated entity with connection component 5 to form implant bed ontology, after the periphery of implant bed ontology connects vertical floating drum 3, kind
Plant bed ontology, which is integrally put into, needs the waters repaired, by adjusting the vertical floating drum 3 of implant bed body perimeter quantity to keep planting
Plant bed ontology levitated equilibrium in water body adjusts matching for implant bed ontology by adding coarse sand granule in the inside of vertical floating drum 3
Weight, to control implant bed ontology depth submerged in water, makes implant bed ontology not have upstream face substantially, only stays small section vertical
Floating drum 3 exposes the surface, and tightening connection sealing cover 4 makes vertical floating drum 3 is closed not intake；
S4, the planting depth for adjusting submerged plant: under the catharsis of submerged plant, the water quality of target water body is promoted,
Water transparency is gradually increased, and underwater illumination condition also improves therewith, then the vertical floating drum by connection sealing cover 4 at top
Continue to connect vertical floating drum 3 on 3, extend the entire length of vertical floating drum 3, while adding coarse sand granule in vertical floating drum 3 to increase
Add whole counterweight, further increase the suspension depth of implant bed ontology, until implant bed ontology drops to the bottom, to submerged plant
Vertical floating drum 3 is removed after adapting to water-bed growth conditions, submerged plant is made to stablize growth at the bottom.
The constructing operation at scene substantially need to only be carried out in the water surface, overcome the big problem of underwater construction difficulty, operation pipe
Reason is simple；And the side 11 for planting module 1 has certain wind and wave resistance effect, reduces impact of the stormy waves to submerged plant；This
Invention can control planting depth according to submerged plant growth demand, reduce water quality and illumination condition to submerged plant growth
It influences, the water remediation suitable for different depth and water quality situation.
Embodiments of the present invention are explained in detail above in conjunction with attached drawing, but the present invention is not limited to above-mentioned embodiment party
Formula within the scope of knowledge possessed by those of ordinary skill in the art can also be before not departing from present inventive concept
Put that various changes can be made.
Claims (10)
1. a kind of adjustable submerged plant planting bed, it is characterised in that: including implant bed ontology, the week of the implant bed ontology
Be removably connected with multiple vertical floating drums (3) on side evenly and at intervals, between the vertical floating drum (3) of neighbouring two and
The top of the vertical floating drum (3) of the top is removably connected with connection sealing cover (4), the inside of each vertical floating drum (3)
Equipped with adjustable weight object.
2. adjustable submerged plant planting bed according to claim 1, it is characterised in that: the implant bed ontology includes
Several plantations module (1), plantation module (1) is the rectangular section groove body of top uncovered, described to plant the every of module (1)
It is equipped at intervals with multiple connecting holes (12) on a side (11), by connection component (5) and each between each plantation module (1)
The mating connection of connecting hole (12) is integrally to form implant bed ontology.
3. adjustable submerged plant planting bed according to claim 2, it is characterised in that: plantation module (1)
The screw hole column (13) for being suitable for connecting with the lower thread of vertical floating drum (3) is equipped at four interior angles.
4. adjustable submerged plant planting bed according to claim 3, it is characterised in that: the vertical floating drum (3) is
Hollow strip cylinder, the upper end opening of the vertical floating drum (3) upward, divide by the top and bottom of the vertical floating drum (3)
Not She You upper linkage section (31) and lower linkage section (32), the upper linkage section (31) and lower linkage section (32) are equipped with external screw thread；
The upper end of connection sealing cover (4) is equipped with the upper screwed hole (41) being threadedly coupled with lower linkage section (32), the connection sealing
The lower end of lid (4) is equipped with the lower threaded hole being threadedly coupled with upper linkage section (31).
5. adjustable submerged plant planting bed according to claim 2, it is characterised in that: plantation module (1)
Bottom has been evenly arranged multiple micropores (14).
6. adjustable submerged plant planting bed according to claim 1, it is characterised in that: the vertical floating drum (3)
Outer wall is equipped with graduation mark (33).
7. adjustable submerged plant planting bed according to any one of claims 1 to 6, it is characterised in that: the plantation
Bed ontology is equipped with planting layer (2), and the planting layer (2) includes planting layer (21) and layer of plants (22), and described kind
It plants layer (21) to be layed on implant bed ontology, plantation layer (21) on kind planting submerged plant is to form layer of plants (22).
8. adjustable submerged plant planting bed according to claim 7, it is characterised in that: the plantation layer (21) uses
Vegetable fiber blanket is made.
9. adjustable submerged plant planting bed according to claim 7, it is characterised in that: the submerged plant is selected bitter
One of grass, hydrilla verticillata, waterweed, bog pondweed, big najas marina, hornwort are a variety of.
10. a kind of method for repairing water body using adjustable submerged plant planting bed, which comprises the following steps:
S1, Propogation and culture submerged plant: vegetable fiber blanket is laid in plantation module (1) to form plantation layer (21), by heavy water
The seedling or brood body of plant are planted on vegetable fiber blanket to form layer of plants (22), will entirely plant module (1) and be put into shallowly
Flourish is carried out in the pool of pond, with the growth of submerged plant, the root system of submerged plant is taken root on vegetable fiber blanket stands upright,
And the micropore (14) of plantation module (1) bottom is passed through, it consolidates vegetable fiber blanket and plantation module (1) and is combined together；
S2, transport plantation module (1): after being bred as to submerged plant, the plantation module (1) that kind is implanted with submerged plant is successively taken
Out, it is stacked with and entrucking is transported to water remediation engineering site, watering is in transportational process to keep certain humidity；
S3, the construction of water remediation engineering site: according to the range size that need to repair water body, by required amount of plantation module (1)
It is linked into an integrated entity with connection component (5) to form implant bed ontology, after the periphery of implant bed ontology connects vertical floating drum (3),
Implant bed ontology is integrally put into and needs the waters repaired, by adjusting the vertical floating drum of implant bed body perimeter (3) quantity with
Implant bed ontology levitated equilibrium in water body is kept, adjusts implant bed by adding coarse sand granule in the inside of vertical floating drum (3)
The counterweight of ontology to control implant bed ontology depth submerged in water, and tightens connection sealing cover (4) and makes vertical floating drum
(3) closed not intake；
S4, the planting depth for adjusting submerged plant: under the catharsis of submerged plant, the water quality of target water body is promoted, water body
Transparency is gradually increased, and underwater illumination condition also improves therewith, then the vertical floating drum by connection sealing cover (4) at top
(3) vertical floating drum (3) is continued growing on, extends the entire length of vertical floating drum (3), while addition is thick in vertical floating drum (3)
Sand grains further increases the suspension depth of implant bed ontology to increase whole counterweight, until implant bed ontology drops to the bottom, to
Submerged plant removes vertical floating drum (3) after adapting to water-bed growth conditions, and submerged plant is made to stablize growth at the bottom.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112056203A (en) * | 2020-09-23 | 2020-12-11 | 苏州础润生态科技有限公司 | Culture device capable of accurately exploring influence of growth water depth on purification effect of submerged plant |
| CN113002716A (en) * | 2021-02-09 | 2021-06-22 | 中国能源建设集团广东省电力设计研究院有限公司 | Offshore booster station foundation |
| CN114097466A (en) * | 2021-11-23 | 2022-03-01 | 安徽省（水利部淮河水利委员会）水利科学研究院（安徽省水利工程质量检测中心站） | Coal mining subsidence area water ecological restoration system |
| CN114162973A (en) * | 2021-10-30 | 2022-03-11 | 重庆大学 | Ecological plant planting stone base for treating and restoring domestic sewage |
| CN114766293A (en) * | 2022-05-13 | 2022-07-22 | 广州市水务科学研究所(挂广州市二次供水技术咨询服务中心牌子) | Blanket type submerged plant cultivation and planting method |
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| CN113002716A (en) * | 2021-02-09 | 2021-06-22 | 中国能源建设集团广东省电力设计研究院有限公司 | Offshore booster station foundation |
| CN114162973A (en) * | 2021-10-30 | 2022-03-11 | 重庆大学 | Ecological plant planting stone base for treating and restoring domestic sewage |
| CN114162973B (en) * | 2021-10-30 | 2024-05-07 | 江西师范大学 | Ecological plant planting stone for treatment and restoration of domestic sewage |
| CN114097466A (en) * | 2021-11-23 | 2022-03-01 | 安徽省（水利部淮河水利委员会）水利科学研究院（安徽省水利工程质量检测中心站） | Coal mining subsidence area water ecological restoration system |
| CN114097466B (en) * | 2021-11-23 | 2022-09-27 | 安徽省（水利部淮河水利委员会）水利科学研究院（安徽省水利工程质量检测中心站） | Coal mining subsidence area water ecological restoration system |
| CN114766293A (en) * | 2022-05-13 | 2022-07-22 | 广州市水务科学研究所(挂广州市二次供水技术咨询服务中心牌子) | Blanket type submerged plant cultivation and planting method |
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Application publication date: 20190312 |