CN111254878A - Ecological protection method for river bank slope - Google Patents
Ecological protection method for river bank slope Download PDFInfo
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- CN111254878A CN111254878A CN202010207102.6A CN202010207102A CN111254878A CN 111254878 A CN111254878 A CN 111254878A CN 202010207102 A CN202010207102 A CN 202010207102A CN 111254878 A CN111254878 A CN 111254878A
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- 238000000034 method Methods 0.000 title claims abstract description 16
- 239000002689 soil Substances 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 13
- 238000003780 insertion Methods 0.000 claims description 36
- 230000037431 insertion Effects 0.000 claims description 36
- 239000004575 stone Substances 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 8
- 230000000903 blocking effect Effects 0.000 claims description 4
- 239000010802 sludge Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 2
- 239000010935 stainless steel Substances 0.000 claims description 2
- 241000196324 Embryophyta Species 0.000 abstract description 28
- 241000238557 Decapoda Species 0.000 abstract description 5
- 241000251468 Actinopterygii Species 0.000 abstract description 3
- 230000003628 erosive effect Effects 0.000 abstract description 2
- 230000006870 function Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 6
- 230000004888 barrier function Effects 0.000 description 4
- 230000004083 survival effect Effects 0.000 description 3
- 241000282414 Homo sapiens Species 0.000 description 2
- 241001465754 Metazoa Species 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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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
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/12—Revetment of banks, dams, watercourses, or the like, e.g. the sea-floor
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G31/00—Soilless cultivation, e.g. hydroponics
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Environmental Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Botany (AREA)
- Revetment (AREA)
Abstract
The invention provides a river course bank slope ecological protection method, which applies a novel river course bank slope ecological protection structure and comprises two or more layers of horizontal frames, wherein each horizontal frame is formed by enclosing two parallel transverse main rods and two parallel transverse inserting rods, the adjacent two layers of horizontal frames are connected by vertical inserting rods, and conical anchors are arranged at one ends of the transverse inserting rods and one ends of the vertical inserting rods. The river bank slope ecological protection method provided by the invention effectively solves the problems of river bank slope instability and water and soil loss caused by river erosion by applying a corresponding structure, can effectively store planting soil and prevent the planting soil loss through the fence enclosure and the plant root system fixing action, can provide a stable growth environment for floating plants, emergent plants and submerged plants, and simultaneously provides a sheltering space for fishes, shrimps and crabs, and has various ecological functions.
Description
Technical Field
The invention belongs to the field of ecological repair of riverways, and particularly relates to an ecological protection method for a riverway bank slope.
Background
China is rich in water resources, and rivers and lakes are numerous. The river channel is used as a carrier of water resources, is the most basic natural resource related to human survival and life, and is an important carrier for development, utilization, management and protection of the water resources. The river channel plays an important role in the maintenance of the ecology of the water system, the construction of hydraulic engineering, and the like as a part of the water system. In natural rivers, under the influence of factors such as rainfall impact and groundwater level change, the river channel is often washed and silted, and bank slope instability is common. In recent years, the bearing capacity and stability of the river bank slope are greatly reduced due to large-scale chopping and deforestation, wasteland reclamation and river sand exploitation of human beings, the water and soil loss is serious, the ecological environment is seriously damaged, the problems of collapse, erosion, collapse, landslide and the like of the river bank slope are easily caused by comprehensive reasons, and the ecological environment and the living environment of people are seriously threatened.
At present, protection measures for river bank slopes are classified into two types, one is a hard protection measure, and the other is an ecological protection measure. The hard protection measures mainly adopt stones, cement concrete and other materials to reinforce the bank slope of the river channel, have the characteristics of high safety, good integrity, quick response and the like, but lack air permeability and water permeability, and separate water-gas exchange and circulation between the revetment soil body and the upper space of the revetment soil body. The protection measures cannot provide basic conditions for the survival of plants and animals, and the ecological environment and the natural landscape of the river channel are greatly damaged; the ecological protection measures mainly reduce the instability of the river slope and the slope toe by combining plants and civil engineering materials, and realize a method for coexistence of various organisms. The method is widely applied at present and has good ecological effect, but has the problems of complex construction, slow effect, low safety and the like.
Disclosure of Invention
In view of the above, the present invention provides an ecological protection method for river bank slope to solve the above problems.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
the utility model provides a river course bank slope ecological protection structure, includes two-layer or two-layer above horizontal frame, horizontal frame encloses to close for the horizontal inserted bar that is parallel to each other by two horizontal mobile jib and two each other, and adjacent two-layer horizontal frame is connected by vertical inserted bar, the one end of horizontal inserted bar and the one end of vertical inserted bar all are provided with the toper anchor.
Furthermore, a plurality of transverse surrounding stop rods are arranged between the adjacent two layers of horizontal surrounding baffles, and two ends of each transverse surrounding stop rod are respectively inserted into the two adjacent vertical insertion rods.
Furthermore, a plurality of vertical baffle bars are arranged between two adjacent layers of vertical insertion bars, and two ends of each vertical baffle bar are respectively inserted into two adjacent horizontal insertion bars.
Furthermore, a main rod groove is formed in the upper surface of the transverse main rod.
Furthermore, the transverse surrounding stop rods are arranged in parallel with the transverse main rod, and the distance between every two adjacent transverse surrounding stop rods is 10-20 cm.
Furthermore, the vertical surrounding stop rods are arranged in parallel with the vertical insertion rods, and the distance between every two adjacent horizontal surrounding stop rods is 10-20 cm.
Furthermore, the depth of the main rod groove is the radius of the transverse main rod, and the length of the main rod groove is 30-50 cm.
Further, the distance between two adjacent layers of the horizontal frames is 50-100 cm.
Furthermore, the material of toper anchor is stainless steel material, horizontal frame, transversely enclose pin, vertical inserted bar and vertically enclose the pin material and be the firm timber of resistant water logging.
A method for ecological protection of a river bank slope by applying the structure comprises the following steps:
(1) in a dry period, selecting a sludge river bank slope to be restored with few stones and gravels, wherein the slope of the river bank slope is 30-80 degrees, inserting an ecological protection structure of the river bank slope into the slope toe position of the river bank slope, arranging a transverse main rod along the extending direction of the river, vertically and completely inserting one end of a vertical inserting rod provided with a conical anchor into the slope bank, and at least 1 bottommost transverse main rod is contacted with the bank slope;
(2) putting stone blocks with the grain diameter of 10-20cm into the structure space from the top of the structure, and stacking the stone blocks to the transverse main rod of the second layer of horizontal frame from the lower part; wet plants with a small amount of soil balls are inserted into the stone gaps through the gaps between the transverse enclosing rods and the vertical enclosing rods;
(3) burying submerged plant seeds in a soil layer between the transverse main rods in the first layer of horizontal frame and the transverse main rods in the second layer of horizontal frame from bottom to top; floating plants and emergent aquatic plant seeds are embedded between the transverse main rod in the second layer of horizontal frame and the third layer of horizontal frame from bottom to top.
Compared with the prior art, the ecological protection method for the river bank slope, which is created by the invention, has the following advantages:
(1) according to the method, the planting soil can be effectively stored and prevented from being lost through the guardrail enclosure and the fixing effect of the plant root system;
(2) the method can provide stable growing environment for floating plants, emergent aquatic plants and submerged plants, and meanwhile provides sheltering space for fishes, shrimps and crabs, and has various ecological functions;
(3) the method can be constructed in a targeted manner according to the flow velocity of water flow and the characteristics of the slope, and has a wide application range;
(4) the main structural component of the invention is made of wood, is environment-friendly and pollution-free, can be disassembled, and can be recycled.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and, together with the description, serve to explain the invention without limitation. In the drawings:
fig. 1 is a schematic structural view of ecological restoration of a river bank slope according to an embodiment of the invention.
Description of reference numerals:
1-first-level transverse main rod, 2-second-level transverse main rod, 3-third-level transverse main rod, 4-main rod groove, 5-transverse main rod vertical through hole, 6-transverse main rod transverse through hole, 7-vertical inserted rod, 8-conical anchor, 9-transverse inserted rod, 10-transverse surrounding baffle rod, 11-vertical surrounding baffle rod, 12-vertical surrounding baffle rod through hole and 13-transverse surrounding baffle rod through hole.
Detailed Description
It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which are merely for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, the meaning of "a plurality" is two or more unless otherwise specified.
In the description of the invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be construed broadly, e.g. as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art through specific situations.
The invention will be described in detail with reference to the following embodiments with reference to the attached drawings.
As shown in fig. 1, a river bank slope ecological protection structure comprises a first-level transverse main rod 1, a second-level transverse main rod 2, a third-level transverse main rod 3, a main rod groove 4, a transverse main rod vertical through hole 5, a transverse main rod horizontal through hole 6, a vertical inserted rod 7, a conical anchor 8, a transverse inserted rod 9, a transverse enclosing stop rod 10, a vertical enclosing stop rod 11, a vertical enclosing stop rod through hole 12 and a transverse enclosing stop rod through hole 13.
4 vertical inserted rods 7 form a rectangular frame unit; the transverse surrounding barrier rod through holes 13 are positioned on the vertical insertion rods 7 at intervals of 10-20cm, and the hole direction of the transverse surrounding barrier rod through holes 13 is consistent with the river channel direction; the two ends of the first-level transverse main rod 1 are provided with a transverse main rod vertical through hole 5 and a transverse main rod transverse through hole 6, the direction of the transverse main rod transverse through hole 6 is perpendicular to the direction of the transverse main rod vertical through hole 5, and the hole diameter is 5-15 cm; 2 primary transverse main rods 1 are sleeved into vertical inserting rods 7 along the river course direction through the transverse main rod vertical inserting holes 5; a main rod groove 4 is formed in the first-level transverse main rod 1, the depth of the main rod groove 4 is the radius of the first-level transverse main rod 1, the length of the main rod groove is 30-50cm, the direction of the main rod groove is upward, and the main rod groove is used for providing a place for aquatic animals to inhabit; the transverse insertion rods 9 are provided with vertical surrounding barrier rod insertion holes 12 at intervals of 10-20cm, the hole directions of the vertical surrounding barrier rod insertion holes 12 are perpendicular to the horizontal plane, and the hole diameters are 4-8 cm; the diameter of the vertical surrounding blocking rod 11 is 1-2 mm less than that of the vertical surrounding blocking rod insertion hole 12; 2 transverse inserting rods 9 are respectively inserted into 2 primary transverse main rods 1 through the transverse main rod inserting holes 6, and the 2 transverse inserting rods 9 are hammered into a bank slope; 2 conical anchors 8 at the front ends of the transverse inserted rods 9 are completely hammered into the base layer of the bank slope; the transverse surrounding baffle rod 10 is inserted into the vertical insertion rod 7 through the transverse surrounding baffle rod insertion hole 13; 2 secondary transverse main rods 2 are sleeved into the vertical insertion rods 7 through the vertical insertion holes 5 of the transverse main rods; the distance between the secondary transverse main rod 2 and the primary transverse main rod 1 is 50-100 cm; respectively inserting 2 transverse inserting rods 9 into the 2 secondary transverse main rods 2 through the transverse main rod transverse inserting holes 6, and hammering the 2 transverse inserting rods 9 into a bank slope; 2 conical anchors 8 at the front ends of the transverse inserted rods 9 are completely hammered into the base layer of the bank slope; the transverse surrounding baffle rod 10 is inserted into the vertical insertion rod 7 through the transverse surrounding baffle rod insertion hole 13; 2 three-level transverse main rods 3 are sleeved into the vertical insertion rods 7 through the vertical insertion holes 5 of the transverse main rods; the distance between the third-level transverse main rod 3 and the second-level transverse main rod 2 is 50-100 cm; the vertical surrounding baffle rod 11 is inserted into the transverse insertion rod 9 through the vertical surrounding baffle rod insertion hole 12; all the components are provided with the through insertion holes, the hole diameters of the through insertion holes are smaller than or equal to one third of the diameter of the section circle of the corresponding component, and the center lines of the through insertion holes are intersected with the central shaft of the component.
The method for ecological protection of the river bank slope by applying the ecological protection structure of the river bank slope specifically comprises the following steps:
(1) in a dry season, selecting a sludge river bank slope to be restored with few stones and gravels, wherein the slope of the river bank slope is 30-80 degrees, inserting an ecological protection structure of the river bank slope into the slope toe position of the river bank slope, arranging the transverse main rods 1 along the extending direction of the river, vertically and completely inserting one ends of the vertical inserting rods 7, which are provided with the conical anchors 8, into the slope bank, and contacting at least 1 bottommost transverse main rod with the bank slope; ensuring that at least 1 primary transverse main rod 1 is contacted with a bank slope and 2 primary transverse main rods 1 are positioned on the same horizontal plane;
(2) putting stone blocks with the grain diameter of 10-20cm into the structure space from the top of the structure, and stacking the stone blocks to the transverse main rod of the second layer of horizontal frame from the lower part; wet plants with a small amount of soil balls are inserted into the stone gaps through the gaps between the transverse enclosing rods and the vertical enclosing rods;
(3) burying submerged plant seeds in a soil layer between the primary transverse main rod 1 and the secondary transverse main rod 2; floating plants and emergent aquatic plant seeds are buried between the second-level transverse main rod 2 and the third-level transverse main rod 3;
(4) after 1-3 years, the plant root system is connected with the slope bank through the internal space of the structure, and the structural component can be selected and recovered according to the flow velocity condition of water flow for recycling.
Example (b):
the embodiment is applied to river ecological restoration engineering of the company, and a muddy river bank slope with the slope of about 60 degrees is selected in the dry season in the last 9 th month. At the position of a slope toe of a river slope, one end of the 8 conical anchor is vertically downward, the vertical inserted rod is vertically hammered into the slope 7, and the conical anchor 8 is completely hammered into a bank slope base layer. The vertical inserted bar 7 adopts 4 to constitute a rectangular frame unit, transversely encloses one per 15cm of the stop bar through hole 13, and transversely encloses the hole direction of the stop bar through hole 13 to be consistent with the river course direction. The diameter of the hole of the transverse surrounding stop rod through-hole 13 is 4cm, and the diameter of the hole of the transverse main rod vertical through-hole 5 and the diameter of the hole of the transverse main rod transverse through-hole 6 are both 12 cm; 2 primary transverse main rods 1 are sleeved into vertical inserting rods 7 along the river course direction through the transverse main rod vertical inserting holes 5; the horizontal mobile jib of one-level 1 near by bank slope contacts with the bank slope, and 2 horizontal mobile jib of one-level 1 are in same horizontal plane. The depth of the main rod groove 4 is equal to the radius 1 of the first-level transverse main rod, the length is 40cm, and the direction is upward. The vertical surrounding baffle 12 rod through holes are arranged every 15cm, the hole direction of the vertical surrounding baffle rod 12 through holes is perpendicular to the horizontal plane, and the diameter of each hole is 4 cm. 2 transverse inserting rods 9 are respectively inserted into the 2 primary transverse main rods 1 through the transverse inserting holes of the transverse main rods 6, and the 2 transverse inserting rods 9 are hammered into a bank slope; 2 conical anchors 8 at the front ends of the transverse inserted rods 9 are completely hammered into the base layer of the bank slope; the transverse surrounding stop lever 10 penetrates into the vertical insertion rod 7 through the insertion hole of the transverse surrounding stop lever 13; 2 secondary transverse main rods 2 are sleeved into the vertical insertion rods 7 through the vertical insertion holes 5 of the transverse main rods; the distance between the secondary transverse main rod 2 and the primary transverse main rod 1 is 50 cm; through horizontal interlude hole 6 of horizontal mobile jib, insert 2 horizontal inserted bars 9 respectively 2 horizontal mobile jibs of 2 second grades to with 2 horizontal inserted bars 9 hammering into bank slope, 2 horizontal inserted bars 9 front end toper anchors 8 hammer into bank slope basic unit completely. The transverse surrounding baffle rod 10 is inserted into the vertical insertion rod 7 through the transverse surrounding baffle rod insertion hole 13. 2 three-level transverse main rods 3 are sleeved into the vertical insertion rods 7 through the vertical insertion holes 5 of the transverse main rods; the distance between the third-level transverse main rod 3 and the second-level transverse main rod 2 is 50 cm; the vertical surrounding baffle rod 11 is inserted into the transverse insertion rod 9 through the vertical surrounding baffle rod insertion hole 12; stone blocks with the grain diameter of 10-20cm are thrown into the structural space from the top of the structure, and the stacking height reaches the secondary transverse main rod 2; wet plants with a small amount of soil balls are inserted into the stone gaps through the gaps between the transverse surrounding stop rods 10 and the vertical surrounding stop rods 11; throwing planting soil into the structural space from the top of the structure to fill the whole structural space; burying submerged plant seeds in a soil layer between the primary transverse main rod 1 and the secondary transverse main rod 2; floating plants and emergent aquatic plant seeds are buried between the second-level transverse main rod 2 and the third-level transverse main rod 3. After 3 years of the project, the plant root system is connected with the slope bank through the internal space of the structure, the plant root system enters the slope bank of the river channel, and the water and soil conservation effect is good. The whole structure provides survival foundation for submerged plants, emergent plants and floating plants, the greening landscape effect is greatly improved, fish, shrimp and crab in the main rod groove 4 are often visible, and the ecological restoration effect is obvious.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the invention, so that any modifications, equivalents, improvements and the like, which are within the spirit and principle of the present invention, should be included in the scope of the present invention.
Claims (10)
1. The utility model provides a river course bank slope ecological protection structure which characterized in that: including two-layer or two-layer above horizontal frame, horizontal frame encloses to close for two horizontal mobile jib that are parallel to each other and two horizontal inserted bars that are parallel to each other and forms, and adjacent two-layer horizontal frame is connected by vertical inserted bar, the one end of horizontal inserted bar and the one end of vertical inserted bar all are provided with the toper anchor.
2. The ecological protection structure of river bank slope of claim 1, characterized in that: a plurality of transverse surrounding stop rods are arranged between the adjacent two-layer horizontal surrounding baffles, and two ends of each transverse surrounding stop rod are respectively inserted into two adjacent vertical insertion rods.
3. The ecological protection structure of river bank slope of claim 2, characterized in that: a plurality of vertical blocking rods are arranged between the two adjacent layers of vertical insertion rods, and two ends of each vertical blocking rod are inserted into the two adjacent transverse insertion rods respectively.
4. The ecological protection structure of river bank slope of claim 1, characterized in that: the upper surface of the transverse main rod is provided with a main rod groove.
5. The ecological protection structure of river bank slope of claim 2, characterized in that: the transverse surrounding stop rods are arranged in parallel with the transverse main rod, and the distance between every two adjacent transverse surrounding stop rods is 10-20 cm.
6. The ecological protection structure of river bank slope of claim 3, characterized in that: the vertical surrounding stop rods are arranged in parallel with the vertical insertion rods, and the distance between every two adjacent horizontal surrounding stop rods is 10-20 cm.
7. The ecological protection structure of river bank slope of claim 4, characterized in that: the depth of the main rod groove is the radius of the transverse main rod, and the length of the main rod groove is 30-50 cm.
8. The ecological protection structure of river bank slope of claim 1, characterized in that: the distance between two adjacent layers of the horizontal frames is 50-100 cm.
9. The ecological protection structure of river bank slope of claim 3, characterized in that: the material of toper anchor is stainless steel material, horizontal frame, transversely enclose pin, vertical inserted bar and vertical enclose pin material and be the resistant water logging hard timber.
10. The ecological protection method for the river bank slope by using the ecological protection structure for the river bank slope as claimed in any one of claims 1 to 9, is characterized in that: the method comprises the following steps:
(1) in a dry period, selecting a sludge river bank slope to be restored with few stones and gravels, wherein the slope of the river bank slope is 30-80 degrees, inserting an ecological protection structure of the river bank slope into the slope toe position of the river bank slope, arranging a transverse main rod along the extending direction of the river, vertically and completely inserting one end of a vertical inserting rod provided with a conical anchor into the slope bank, and at least 1 bottommost transverse main rod is contacted with the bank slope;
(2) putting stone blocks with the grain diameter of 10-20cm into the structure space from the top of the structure, and stacking the stone blocks to the transverse main rod of the second layer of horizontal frame from the lower part; wet plants with a small amount of soil balls are inserted into the stone gaps through the gaps between the transverse enclosing rods and the vertical enclosing rods;
(3) burying submerged plant seeds in a soil layer between the transverse main rods in the first layer of horizontal frame and the transverse main rods in the second layer of horizontal frame from bottom to top; floating plants and emergent aquatic plant seeds are embedded between the transverse main rod in the second layer of horizontal frame and the third layer of horizontal frame from bottom to top.
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| CN202010207102.6A CN111254878A (en) | 2020-03-23 | 2020-03-23 | Ecological protection method for river bank slope |
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| CN202010207102.6A CN111254878A (en) | 2020-03-23 | 2020-03-23 | Ecological protection method for river bank slope |
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| CN108589652A (en) * | 2018-05-10 | 2018-09-28 | 陈颖婷 | The movable bank protection of hydraulic engineering |
| CN211898175U (en) * | 2020-03-23 | 2020-11-10 | 岭南生态文旅股份有限公司 | Ecological protection structure of river course bank slope |
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