CN106567360A - City rigid watercourse habitat diversity ecological restoration method - Google Patents
City rigid watercourse habitat diversity ecological restoration method Download PDFInfo
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- CN106567360A CN106567360A CN201610893144.3A CN201610893144A CN106567360A CN 106567360 A CN106567360 A CN 106567360A CN 201610893144 A CN201610893144 A CN 201610893144A CN 106567360 A CN106567360 A CN 106567360A
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- 238000000034 method Methods 0.000 title claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 44
- 238000007667 floating Methods 0.000 claims abstract description 26
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 7
- 241000196324 Embryophyta Species 0.000 claims description 25
- 241000195493 Cryptophyta Species 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 4
- 241000195967 Anthoceros Species 0.000 claims description 3
- 244000025254 Cannabis sativa Species 0.000 claims description 3
- 241000628997 Flos Species 0.000 claims description 3
- 244000207740 Lemna minor Species 0.000 claims description 3
- 235000006439 Lemna minor Nutrition 0.000 claims description 3
- 241000212850 Mugil cephalus Species 0.000 claims description 3
- 241000209490 Nymphaea Species 0.000 claims description 3
- 240000007594 Oryza sativa Species 0.000 claims description 3
- 235000007164 Oryza sativa Nutrition 0.000 claims description 3
- 235000001855 Portulaca oleracea Nutrition 0.000 claims description 3
- 240000001398 Typha domingensis Species 0.000 claims description 3
- 235000009566 rice Nutrition 0.000 claims description 3
- 239000002023 wood Substances 0.000 claims description 3
- 235000013339 cereals Nutrition 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000004140 cleaning Methods 0.000 abstract description 3
- 238000007599 discharging Methods 0.000 abstract 1
- 238000004804 winding Methods 0.000 abstract 1
- 238000000746 purification Methods 0.000 description 5
- 206010016807 Fluid retention Diseases 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000009466 transformation Effects 0.000 description 3
- XLYOFNOQVPJJNP-ZSJDYOACSA-N Heavy water Chemical compound [2H]O[2H] XLYOFNOQVPJJNP-ZSJDYOACSA-N 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000265 homogenisation Methods 0.000 description 2
- 238000009966 trimming Methods 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 239000005422 algal bloom Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 235000013601 eggs Nutrition 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000002917 insecticide Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
-
- 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
-
- 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
- C02F3/327—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae characterised by animals and plants
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/06—Moles; Piers; Quays; Quay walls; Groynes; Breakwaters ; Wave dissipating walls; Quay equipment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/007—Contaminated open waterways, rivers, lakes or ponds
-
- 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
-
- 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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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Biotechnology (AREA)
- Water Supply & Treatment (AREA)
- Hydrology & Water Resources (AREA)
- Microbiology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Botany (AREA)
- Ocean & Marine Engineering (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Revetment (AREA)
Abstract
The invention provides a city rigid watercourse habitat diversity ecological restoration method. According to the method, spur dikes are arranged on the both sides of a watercourse in a staggered mode, and ecological submerged dikes are arranged on the upstream portions of the spur dikes; a dead water zone is formed through the ecological submerged dikes, the spur dikes and the riversides, a gravel layer is laid in the dead water zone, an earthwork layer is laid on the gravel layer, and submerged plants with the high anti-pollution capacity are planted on the earthwork layer; a slow flow zone is formed on the downstream portion through the spur dikes and the riversides, a gravel layer is laid in the slow flow zone, an earthwork layer is laid on the gravel layer, and hygrophytes are planted on the earthwork layer; and floating plates are arranged on the downstream portions of the spur dikes, and floating-leaved plants are arranged in a grating of the floating plates. The city rigid watercourse habitat diversity ecological restoration method has the following advantages that by controlling current of the watercourse through the spur dikes and the ecological submerged dikes, winding rip current deep ditches are formed through the rigid watercourse, the self cleaning capacity of a river and the diversity of the landscape can be effectively improved, and the remolded watercourse can bear the city watercourse flood discharging function or water holding function at the same time.
Description
Technical field
The present invention relates to the structure in urban ecology river course and recovery technology field, more particularly to by build ecological ground sills come
The habitat diversity ecological restoring method in transformation urban hard river course.
Background technology
Under field conditions (factors), river is typically all cranky, while alternately there are pool shoal, diversified river
Condition enriches the ecological diversity in habitat in hard river course, the specific surface area in riverbed has been significantly greatly increased so that be attached to riverbed
On biological species and quantity greatly increase, be conducive to the enhancing of water body self-purification ability.
River in modern city is city and civic precious resources, but the main feature of existing city river
It is straightization, homogenization, river cross-section is uniform regular rectangular shape or trapezoidal by engineering trimming, causes river course biology to be perched
Environment unification, ecological diversity is seriously damaged, simultaneously as the urban river water yield is less, water quality is easily corrupt contaminated,
But also need to undertake the city functions such as flood discharge in rainy season, crushing injury is easily caused to river ecological, accordingly, it would be desirable to existing
Urban hard river course transformed, make full use of urban river this precious resources, construct urban ecology river and supply citizen
Admire, while the city function such as retain its flood discharge, purify water.
The content of the invention
（One）Goal of the invention：To solve above-mentioned problems of the prior art, present invention aim to address current city
Ecological single, the water self-cleaning ability, it is impossible to the problems such as taking into account flood discharge of city hard river course generally existing.
（Two）Technical scheme：A kind of habitat diversity ecological restoring method in urban hard river course, wherein, including it is following
Step：
Step one：River course to needing reconstruction is investigated, and is obtained hydraulic condition of river data and is calculated corresponding design water level and set
Meter flow；
Step 2：Be crisscross arranged groynes in river course two sides, groynes is vertical with riverbank, groynes length for river width 1/5-1/2,
Adjacent groynes at intervals of 30-200 rice；
Step 3：Ecological ground sills is set in the upstream of groynes, ecological ground sills is 30-60 ° with the angle on upstream riverbank；
Step 4：Slough is formed using ecological ground sills, groynes and riverbank, in slough gravel layer is laid, gravel layer adopts grain
Footpath is the gravel of 30-50cm, and earthwork layer is laid on gravel layer, and the stronger submerged plant of stain resistance is planted on earthwork layer；
Step 5：Form area of slack water in downstream using groynes and riverbank, in area of slack water gravel layer laid, gravel layer adopt particle diameter for
The gravel of 10-30cm, lays earthwork layer on gravel layer, on the earthwork layer hygrophyte is planted；
Step 6：Floating plate is set in the downstream of groynes, floating plate has the bottom of inverted trapezoidal and the grid of hollow out, the floating
Plate is connected by hawser with groynes traction, and the floating plate is hidden in groynes downstream or by hawser across on river course, described
Floatingleaved plant is provided with the grid of floating plate.
Preferably, it is provided with lookout terrace on the groynes.
Preferably, the riverbank of the area of slack water and groynes are provided with fishing platform.
Preferably, the height of the ecological ground sills is higher than flood design water level.
Preferably, the submerged plant is algae：Herba vallisneriae Spiralis, leaf dish, hornwort or black algae.
Preferably, the hygrophyte is careless Mugil cephaluss, aquatic Rhizoma Iridis Tectori, the stem or leaf of cattail or Herba penniseti.
Preferably, the floatingleaved plant is that Flos nymphaeae (Nymphaea teragona Georgi), duckweed meet grass, Pedicellus et Pericarpium Trapae or Wang Lian.
Preferably, shrub and fallen leaves wood are planted on the riverbank of the area of slack water.
Preferably, pipeline is equipped with the ecological ground sills, groynes and gravel layer, the pipeline switchs shape by Valve controlling
State.
Preferably, it is provided with defecator in the pipeline.
（Three）Beneficial effect：A kind of habitat diversity ecological restoring method tool in urban hard river course that the present invention is provided
Have the advantage that：The current in river course are controlled by groynes and ecological ground sills, form cranky using hard river course
Torrent depth canal, the river ecological that torrent depth canal coexists with shoal can meet the hydrobiological demand of variety classes, river course Nei Shui
Stream fluidised form and flow velocity variation extreme enrichment river ecosystem, can effectively be lifted river self-purification capacity and landscape it is various
Property, improved river course can also simultaneously undertake city river flood discharge or water retaining function, have environmental protection, ecology, society and economy concurrently
Benefit.
Description of the drawings
Fig. 1 is that a kind of river course of the habitat diversity ecological restoring method in urban hard river course of the invention builds signal
Figure；
Fig. 2 is that a kind of river course of the habitat diversity ecological restoring method in urban hard river course of the invention builds schematic diagram；
Fig. 3 is a kind of river schematic diagram of the habitat diversity ecological restoring method in urban hard river course of the invention.
10- riverbanks；11- river courses；20- groynes；21- lookout terraces；30- ecology ground sills；31- sloughs；40- areas of slack water；50-
Floating plate；51- grids；52- hawsers.
Specific embodiment
The present invention is described in further details with reference to preferred embodiment, is elaborated in the following description more
Details in order to fully understand the present invention, but, the present invention obviously can be come with various other modes described different from this
Implement, those skilled in the art can in the case of without prejudice to intension of the present invention according to practical situations make it is similar promote,
Deduce, therefore should not be with content constraints protection scope of the present invention of this specific embodiment.
Fig. 1-3 is the schematic diagram of embodiments of the invention, it should be noted that this accompanying drawing be only as an example, not by
Draw according to the condition of equal proportion, and should not be construed as limiting in this, as the actual requirement protection domain to the present invention.
The characteristics of existing urban hard river course be river course 11 through dredging work trimming be homogenization, the hard of Shunziization
River course, the section of river course 11 is mostly trapezoidal, and hard river course has good water storage and a flood carrying capacity, but the river course 11 of single Shunzi
Cause biological habitat single, and biology is washed away by flood after rainy season flood discharge, ecological environment is subject to catastrophic collapse,
During water-retention, the sluggish flow of city river 11, water quality easily goes bad, and needs input financial resources to carry out purified treatment to water quality again, is
Transformation current hard river course, while retain its city water-retention, the function of flood discharge, while lifted river course 11 ecological environment and
The self-purification capacity of river, the technical program is as follows：A kind of habitat diversity ecological restoring method in urban hard river course, its
In, comprise the following steps：
Step one：River course 11 to needing reconstruction is investigated, and is obtained the hydrological data of river course 11 and is calculated corresponding design water level
And design discharge；
Step 2：It is crisscross arranged groynes 20 in the two sides of river course 11, groynes 20 is vertical with riverbank 10, the length of groynes 20 is that river course 11 is wide
The 1/5-1/2 of degree, adjacent groynes 20 at intervals of 30-200 rice；
Step 3：Ecological ground sills 30 is set in the upstream of groynes 20, ecological ground sills 30 is 30-60 ° with the angle on upstream riverbank 10；
Step 4：Slough 31 is formed using ecological ground sills 30, groynes 20 and riverbank 10, in slough 31 gravel layer, gravel are laid
Rock layers adopt particle diameter for the gravel of 30-50cm, and earthwork layer is laid on gravel layer, and the stronger heavy water of stain resistance is planted on earthwork layer
Plant；
Step 5：Area of slack water 40 is formed in downstream using groynes 20 and riverbank 10, in area of slack water 40 gravel layer is laid, gravel layer is adopted
With the gravel that particle diameter is 10-30cm, earthwork layer is laid on gravel layer, on the earthwork layer hygrophyte is planted；
Step 6：Floating plate 50 is set in the downstream of groynes 20, floating plate 50 has the bottom of inverted trapezoidal and the grid 51 of hollow out,
The floating plate 50 is connected by hawser 52 with the traction of groynes 20, and the floating plate 50 is hidden in the downstream of groynes 20 or by hawser
52, across on river course 11, in the grid 51 of the floating plate 50 floatingleaved plant are provided with.
The flow width for reducing river course 11 by the groynes 20 that is crisscross arranged and ecological ground sills 30 is, the stream for changing river
Dynamic direction simultaneously increases the flow velocity of current, and the bottom in rapid stream continuous erosion hard river course causes river course 11 to be difficult alluvial to become silted up
Mud, forms slough 31 between ecological ground sills 30 and groynes 20, shoal is formed by laying gravel layer and earthwork layer, in the water-retention phase
Between, in shoal plant water purification plant can effectively purify water and for various aquatiles be particularly Fish, insecticide and
Amphibian provides the place looked for food, lay eggs and survive, and during flood, the animals and plants in shoal are not made by the impact of flood
With only water level rises, and because of flood ecology will not be caused to be seriously damaged.
Therefore current are kept out by ecological ground sills 30 and groynes 20 due to the impact of current and not suddenly, is passed through in the downstream of groynes 20
Laying gravel layer and earthwork layer can form the Viewing Area of hygrophyte, provide for citizen while abundant ecosystem and view and admire wind
The pleasure ground of scape, and destruction will not be flushed away during flood.
The downstream of groynes 20 also sets up the grid 51 that hollow out is set in floating plate 50, floating plate 50, and plantation is by floating leaf in grid 51
Plant, floatingleaved plant can provide the landscape viewed and admired for citizen, while substantial amounts of floatingleaved plant has powerful water purification ability, by
Being bound in floating plate 50 in floatingleaved plant will not be washed away by current；The bottom of floating plate 50 is arranged to inverted trapezoidal, floating plate
50 can further compress water flow section, increase water velocity, and the position of floating plate 50 is controllable, therefore can play flexibly tune
The effect of water flow.
Lookout terrace 21 is provided with the groynes 20, effect of the groynes 20 in city river 11 is made full use of, in groynes
Lookout terrace 21 is built on 20, citizen can view and admire the different ecological view of the both sides slough 31 of groynes 20 and area of slack water 40, may be used also
Closely to view and admire the ornamental plant on floating plate 50.
The riverbank 10 of the area of slack water 40 and groynes 20 are provided with fishing platform, arrange on area of slack water 40, groynes 20 and hang down
Fish platform, guiding citizen rationally to fish, enjoyment of fishing both can have been enjoyed in the intensive region of Fish, simultaneously as area of slack water 40,
Gravel layer has been laid in slough 31, the gradient of the bottom of river course 11 is less, it is overboard when effectively can prevent from fishing after cannot climb out of
The danger in hard river course.
The height of the ecological ground sills 30 is higher than flood design water level, and the height of ecological ground sills 30 is consistently higher than the water surface, extremely
Environment in pool 31 is more closed, and is difficult directly to be impacted by flood during flood.
The submerged plant is algae：Herba vallisneriae Spiralis, leaf dish, hornwort or black algae, submerged plant can be one or more
Algae mixed planting.
The hygrophyte is careless Mugil cephaluss, aquatic Rhizoma Iridis Tectori, the stem or leaf of cattail or Herba penniseti, and hygrophyte can be one or more plant
Thing mixed planting.
The floatingleaved plant is Flos nymphaeae (Nymphaea teragona Georgi), duckweed meets grass, Pedicellus et Pericarpium Trapae or Wang Lian, and floatingleaved plant can be a kind of plant single cropping,
Or the plantation of various plants interval, can be with the sight of the extreme enrichment water surface.
Shrub and fallen leaves wood are planted on the riverbank 10 of the area of slack water 40, shrubbery mass and the wooden group of fallen leaves can enrich river course 11
Ecological environment, while the citizen to play provide the good condition avoided heat of sheltering from heat or light.
Pipeline is equipped with the ecological ground sills 30, groynes 20 and gravel layer, the pipeline passes through Valve controlling on off state,
Pipeline can improve the flood flood carrying capacity in river course 11 after transformation while not affecting the ecological environment of slough 31 and area of slack water 40.
Preferably, defecator is provided with the pipeline, defecator can be drainage screen, be particularly well-suited to the spring and summer phase
Between algal bloom cleaning.
Above content is the explanation of the preferred embodiment to the invention, and those skilled in the art can be helped more to fill
Ground is divided to understand the technical scheme of the invention.But, these embodiments are merely illustrative, it is impossible to assert the invention
Specific embodiment be only limitted to the explanation of these embodiments.The invention person of an ordinary skill in the technical field is come
Say, without departing from the concept of the premise of the invention, some simple deductions and conversion can also be made, all should be considered as belonging to
The protection domain of the invention.
Claims (10)
1. a kind of habitat diversity ecological restoring method in urban hard river course, it is characterised in that comprise the following steps：
Step one：River course to needing reconstruction is investigated, and is obtained hydraulic condition of river data and is calculated corresponding design water level and set
Meter flow；
Step 2：Be crisscross arranged groynes in river course two sides, groynes is vertical with riverbank, groynes length for river width 1/5-1/2,
Adjacent groynes at intervals of 30-200 rice；
Step 3：Ecological ground sills is set in the upstream of groynes, ecological ground sills is 30-60 ° with the angle on upstream riverbank；
Step 4：Slough is formed using ecological ground sills, groynes and riverbank, in slough gravel layer is laid, gravel layer adopts grain
Footpath is the gravel of 30-50cm, and earthwork layer is laid on gravel layer, and the stronger submerged plant of stain resistance is planted on earthwork layer；
Step 5：Form area of slack water in downstream using groynes and riverbank, in area of slack water gravel layer laid, gravel layer adopt particle diameter for
The gravel of 10-30cm, lays earthwork layer on gravel layer, on the earthwork layer hygrophyte is planted；
Step 6：Floating plate is set in the downstream of groynes, floating plate has the bottom of inverted trapezoidal and the grid of hollow out, the floating
Plate is connected by hawser with groynes traction, and the floating plate is hidden in groynes downstream or by hawser across on river course, described
Floatingleaved plant is provided with the grid of floating plate.
2. a kind of habitat diversity ecological restoring method in urban hard river course according to claim 1, its feature exists
In：Lookout terrace is provided with the groynes.
3. a kind of habitat diversity ecological restoring method in urban hard river course according to claim 1, its feature exists
In：The riverbank of the area of slack water and groynes are provided with fishing platform.
4. a kind of habitat diversity ecological restoring method in urban hard river course according to claim 1, its feature exists
In：The height of the ecological ground sills is higher than flood design water level.
5. a kind of habitat diversity ecological restoring method in urban hard river course according to claim 1, its feature exists
In：The submerged plant is algae：Herba vallisneriae Spiralis, leaf dish, hornwort or black algae.
6. a kind of habitat diversity ecological restoring method in urban hard river course according to claim 1, its feature exists
In：The hygrophyte is careless Mugil cephaluss, aquatic Rhizoma Iridis Tectori, the stem or leaf of cattail or Herba penniseti.
7. a kind of habitat diversity ecological restoring method in urban hard river course according to claim 1, its feature exists
In：The floatingleaved plant is Flos nymphaeae (Nymphaea teragona Georgi), duckweed meets grass, Pedicellus et Pericarpium Trapae or Wang Lian.
8. a kind of habitat diversity ecological restoring method in urban hard river course according to claim 1, its feature exists
In：Shrub and fallen leaves wood are planted on the riverbank of the area of slack water.
9. a kind of habitat diversity ecological restoring method in urban hard river course according to claim 1, its feature exists
In：Pipeline is equipped with the ecological ground sills, groynes and gravel layer, the pipeline passes through Valve controlling on off state.
10. a kind of habitat diversity ecological restoring method in urban hard river course according to claim 9, its feature exists
In：Defecator is provided with the pipeline.
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107473386A (en) * | 2017-02-27 | 2017-12-15 | 江西省水利科学研究院 | A kind of method of water plant functional group combined treatment fishing breeding pond sewage |
| CN107581148A (en) * | 2017-10-12 | 2018-01-16 | 中国环境科学研究院 | A kind of Han Qu discards sand field amphibian degraded habitat restoration methods |
| CN107938592A (en) * | 2017-12-27 | 2018-04-20 | 北京东方利禾景观设计有限公司 | A kind of ecological reconstruction structure of linear pattern city river |
| CN108166439A (en) * | 2017-12-27 | 2018-06-15 | 郑州大学 | A kind of river microhabitat improves system and method |
| CN108360453A (en) * | 2018-03-02 | 2018-08-03 | 中国环境科学研究院 | Plain tract zoobenthos habitat construction method |
| CN108585211A (en) * | 2018-05-31 | 2018-09-28 | 中国环境科学研究院 | Multistage purification ecology for high stormy waves, low transparency water area disappears unrestrained system |
| CN110396979A (en) * | 2019-08-01 | 2019-11-01 | 福建荣冠环境建设集团有限公司 | A kind of ecological restoring method of city river |
| CN110644422A (en) * | 2019-10-18 | 2020-01-03 | 长江勘测规划设计研究有限责任公司 | Ecological reconstruction structure of urban hard river |
| CN112225318A (en) * | 2020-09-04 | 2021-01-15 | 华北水利水电大学 | Urban river course flood-fighting and water-blocking purification system |
| CN113321313A (en) * | 2021-06-29 | 2021-08-31 | 中国葛洲坝集团生态环境工程有限公司 | Composite habitat system for improving water quality of high-flow-rate and high-sand-content riverway |
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