CN110036811A - Slope vegetation protection structure and its construction method - Google Patents

Slope vegetation protection structure and its construction method Download PDF

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Publication number
CN110036811A
CN110036811A CN201910272179.9A CN201910272179A CN110036811A CN 110036811 A CN110036811 A CN 110036811A CN 201910272179 A CN201910272179 A CN 201910272179A CN 110036811 A CN110036811 A CN 110036811A
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CN
China
Prior art keywords
slope
protection
slope surface
mesh sheet
functional packet
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Pending
Application number
CN201910272179.9A
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Chinese (zh)
Inventor
许文年
刘黎明
高峰
夏振尧
冯士权
潘波
刘文景
高超
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China Three Gorges University CTGU
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China Three Gorges University CTGU
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Priority to CN201910272179.9A priority Critical patent/CN110036811A/en
Publication of CN110036811A publication Critical patent/CN110036811A/en
Pending legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G17/00Cultivation of hops, vines, fruit trees, or like trees
    • A01G17/005Cultivation methods
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D17/00Excavations; Bordering of excavations; Making embankments
    • E02D17/20Securing of slopes or inclines
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D17/00Excavations; Bordering of excavations; Making embankments
    • E02D17/20Securing of slopes or inclines
    • E02D17/202Securing of slopes or inclines with flexible securing means

Abstract

The invention discloses a kind of slope vegetation protection structure and its construction methods, the structure includes slope surface, multiple multi-functional packets are distributed in slope surface, the top of multi-functional packet is equipped with linked network, multi-functional packet is fixed by holdfast and slope surface, or multi-functional packet is fixed in mesh sheet, then is fixed mesh sheet and slope surface by holdfast;Plant growing protection slope base is additionally provided between linked network and slope surface, linked network is additionally provided with plant growing protection slope surface layer far from slope surface side;Multi-functional wrap is that manufactured stereochemical structure is enclosed using net, and interior filling substrate and arbor and/or shrub seeds, the distance between linked network and slope surface are 80-100mm.Using structure and construction method of the invention, mesh sheet and slope surface distance are difficult to reach the problem of draft and arbor, shrub are unable to symplastic growth in design requirement and slope vegetation protection when overcoming slope vegetation protection construction, and side slope ecological protective measures are of great significance.

Description

Slope vegetation protection structure and its construction method
Technical field
The invention belongs to protecting slope ecology field of engineering technology, and in particular to a kind of slope vegetation protection structure and its construction party Method;In protecting slope ecology engineering, a kind of multi-functional packet for slope vegetation protection is provided, in the condition for not influencing project post-evaluation The lower durability and species diversity sheet for improving slope vegetation protection.
Background technique
With the attention of Environmental problem, the intension of environmental protection is increased in geotechnical engineering subject, Rock And Soil is opened Dig the technology for recovering vegetation of the surface of a wound, castaway slag body such as rationally utilizes at the heat for all having become ground and the research of ecological environment engineering circles Point.Various ecological slope protections are come into being, and using slope vegetation protection, have good social benefit, economic benefit and ecological benefits.It is special It is not by SanXia University's research and development at present using very extensive plant cover concrete ecological protection technology and its core --- vegetation Concrete active additive can effectively adjust substrate material physical, chemistry and biological nature, form good vegetation growth environment.
But following point exists in the prior art: sow grass seeds by duster mesh sheet and slope surface distance when constructing of linked network does not reach requirement (net Piece is too small with a distance from slope surface or even is close to slope surface), to sowing grass seeds by duster, substrate does not have reinforced action, and it is even de- in flakes to be easy to appear cracking It falls;In addition, it is tall, shrub seeds germination percentage in plant cover concrete substrate is not high, seedling percent is low, cannot be formed it is tall, fill, grass The stable phytobiocoenose of combination, as a result, unicity herbaceous plant can be because of soil nutrient gradually failure or lawn The reasons such as degenerate cause to wither, alopecia areata, or even large area bare area occur;In addition, herbal root system is thin and delicate, short and small, Gu soil Ability is relatively poor, and lasting rainfall season equally will also result in slope surface collapsing.
The technology having at present such as " high gradient slope plant cover concrete slope protection greening technology " (publication number: CN106927758A) In, tossa biology stick, which need to be placed in, increases the U-shaped matte of strip using artificial rock drilling mode, the artificial drilling engineering on high abrupt slope Amount is big and is not easy to construct, and not only substantially increases the economic cost of ecological protection, also brings huge hidden danger to worker's personal safety. For tossa biology stick material therefor up to as many as 14 kinds, material collects difficult and proportion complexity, constructs extremely difficult, uncomfortable Suitable large area engineering construction!
Summary of the invention
In order to solve the above technical problem, the present invention provides a kind of slope vegetation protection structure and its construction methods, overcome plant It is difficult to reach in design requirement and slope vegetation protection that draft and arbor, shrub cannot by mesh sheet when slope protection construction and slope surface distance The problem of symplastic growth, side slope ecological protective measures are of great significance.
The technical solution adopted by the present invention is that a kind of slope vegetation protection structure, including slope surface, multiple more function are distributed in slope surface It can wrap, the top of multi-functional packet is equipped with mesh sheet, and multi-functional packet is fixed by holdfast with slope surface or multi-functional packet is fixed on mesh sheet On, then by holdfast fixed mesh sheet and slope surface;Plant growing protection slope base is additionally provided between mesh sheet and slope surface, mesh sheet is far from slope surface one Side is additionally provided with plant growing protection slope surface layer;Multi-functional wrap is that manufactured stereochemical structure is enclosed using net, interior filling substrate and Qiao Wood and/or shrub seeds, the distance between mesh sheet and slope surface are 80-100mm.
Further, it is rectangular or circular long cylinder, horizontal in slope surface, multi-functional packet that the multi-functional packet, which is section, It is made of geonet or biodegradable fiber net, such as polycaprolactone, polyester fiber net or stalk fibre net.
Further, the length of the multi-functional packet is 500mm-2000mm, when section is rectangular, width 80mm- 100mm is highly 80mm-100mm;When section is round, diameter 80mm-100mm.
Further, the substrate filled in the multi-functional packet is made of following component by weight: planting soil 1000 parts, 300 parts of organic matter, 50 parts of active additive, 10 parts of 50 parts of organic fertilizer and compound fertilizer.
Further, arbor and/or shrub seeds are using the requirement dibbling of Ecological Restoration Project design project, it is desirable that insert Hole is added in substrate, and jack depth is 10mm-20mm;Arbor and/or shrub seeds use the gibberellin of 1500mg/L before jack Solution dries after impregnating 24 hours.
Further, the plant growing protection slope base with a thickness of 80-100mm, be mixed with vegetable seeds in plant growing protection slope surface layer.
Further, slope vegetation protection includes plant cover concrete ecological slope protection, anti-scouring substrate (PEB) ecological slope protection, thick-layer Substrate slope vegetation protection, hydraulic sprinkle grass planting slope protection and spray sowing slope protection.
The invention further relates to the construction methods of the slope vegetation protection structure, comprising the following steps:
1) according to slope surface condition, the multi-functional packet of suitable dimension and quantity is prepared;And substrate is filled inside it, and in base Dibbling arbor and/or shrub seeds in material;
2) cut slope to slope surface to be onstructed, clear slope is handled, and multi-functional packet fixed using holdfast or by itself and extension Net connection, then linked network is installed in place with holdfast;
3) the spraying and sowing plant growth slope protection base between linked network and slope surface, then the spraying and sowing plant growth slope protection face in plant growing protection slope base Layer;It is conserved, completes the construction of slope vegetation protection structure.
Further, when multi-functional packet is arranged, the distance between adjacent two multi-functional packet is 500mm-2000mm, multi-functional It wraps both ends and slope surface is fixed to using U-shaped nail, the multi-functional packet of regional area is directly bound in linked network, then directly will with holdfast Linked network is fixed.
Further, when maintenance construction, stalk curtain water seasoning is laid in plant growing protection slope surface layer.
The invention has the following advantages:
1, by the multi-functional packet of setting, it both can be used as the lip block of slope vegetation protection mesh sheet, it can be by slope surface rock Developmental state flexible topology position guarantees that mesh sheet meets design requirement at a distance from slope surface, enables mesh sheet to play reinforcement and add Strong effect.
2, the material of multi-functional packet is made of geonet or biodegradable fiber net, inside filling substrate, which can be with Biggish time dependent loading is born, crackle caused by frost boiling can be prevented.
3, the multi-functional raw material used that wraps is geonet or biodegradable fiber net, such as polycaprolactone, polyester fiber net, stalk Web etc., biodegradable fiber net early stage have the characteristics of flexibility is strong, good penetrability, can be by substrate and arbor and/or shrub Seed package is an entirety.And the raw material are degradable, fungi, the bacterium being widely distributed under happy expression or anaerobic condition It waits nature microorganisms micro- through respiration or changes energy synthesis and degradation, be finally decomposed to carbon dioxide and water, the product of degradation is not It is only capable of providing carbon dioxide to photosynthesis of plant, moisture content can also be kept, avoid the hardened hardening of substrate, promote plant respiration Effect, so that plant mushrooms out.
4, it by dibbling arbor and/or shrub seeds in the substrate of multi-functional packet, can be provided for the germination of seed suitable Environment is answered, tall, shrub survival rate is effectively improved, to reach the slope vegetation protection restoration of the ecosystem of grass, the vertical planting that wood organically combines Purpose avoids plant survival rate low, and the single problem of plantation varieties occurs.
5, the structure of the slope vegetation protection structure is simple, easy to make, low in cost, industrial mass production easy to accomplish.
6, in late maintaining, by being laid with stalk curtain water seasoning, draft and tree seed germinate and drill out stalk and cover Cap rock, after plant growth for a period of time after, plant roots and stems play reinforced action to straw mulching layer again.At the beginning of plant growth Phase, straw mulching layer provide good warm and humid and microbial environment for plant growth;The plant growth later period, straw mulching layer and The rotten and degradation of multi-functional packaging material, can further promote mushrooming out for plant.
7, substrate and arbor and/or shrub seeds are filled in multi-functional packet of the invention, construction is simple may also reach up The purpose for promoting arbor and/or shrub growth is suitable for large area engineering construction.
Detailed description of the invention
Fig. 1 is the diagrammatic cross-section of structure of the invention.
Fig. 2 is the floor map of structure of the invention.
Fig. 3 is structural schematic diagram when multi-functional packet is cuboid in the present invention.
Fig. 4 is structural schematic diagram when multi-functional packet is cylindrical body in the present invention.
In figure: 1, multi-functional packet;2, slope surface;3, plant growing protection slope base;4, holdfast;5, plant growing protection slope surface layer;6, mesh sheet.
Specific embodiment
Below with reference to embodiment, the present invention is furture elucidated.
As shown in Figs 1-4, it the present invention provides a kind of slope vegetation protection structure, including slope surface 2, is distributed in slope surface multiple more Function packet 1, the top of multi-functional packet are equipped with mesh sheet 6, and multi-functional packet is fixed by holdfast 4 with slope surface or multi-functional packet is fixed Mesh sheet and slope surface are fixed in mesh sheet, then through holdfast;Plant growing protection slope base 3 is additionally provided between mesh sheet and slope surface, mesh sheet is remote Plant growing protection slope surface layer 5 is additionally provided with from slope surface side;Multi-functional wrap is that manufactured stereochemical structure is enclosed using net, interior filling Substrate and arbor and/or shrub seeds, the distance between mesh sheet and slope surface are 80-100mm.
In preferred scheme, it is rectangular or circular long cylinder, horizontal in slope surface, more function that the multi-functional packet, which is section, It can wrap and be made of geonet or biodegradable fiber net.The optional polycaprolactone of biodegradable fiber net, polyester fiber net or stalk are fine Dimension net etc..
In preferred scheme, the case where length of the multi-functional packet is 500mm-2000mm, and specific size is according to slope surface Flexible choice.When section is rectangular, width 80mm-100mm is highly 80mm-100mm;When section is round, diameter is 80mm-100mm。
In preferred scheme, the substrate filled in the multi-functional packet is made of following component by weight: kind Plant 1000 parts of soil, 300 parts of organic matter, 50 parts of active additive, 10 parts of 50 parts of organic fertilizer and compound fertilizer.The substrate quality is loose, Draining is good, improves substrate fertility and can extend the long-term effect of substrate fertility, and porosity is high, and acid-base property is conducive to tall, shrub and sprouts Hair and growth.Planting soil provides the necessary environment of existence for plant, and the porosity that organic matter not only increases environment is conducive to plant The respiration of object, and the passage of organic matter at any time, the natures such as fungi, bacterium for being widely distributed in soil are micro- The respiration or change of biology can be synthesized and be degraded, and be finally decomposed to carbon dioxide and water, the product of degradation can not only give plant Photosynthesis provides carbon dioxide, can also keep moisture content, reduces the hardened hardening of substrate and promotes plant respiration, promotes to plant Object mushrooms out.The elements such as nitrogen, phosphorus, potassium needed for compound fertilizer can provide rapidly plant germination and growth promote plant absorption nutrient. Organic fertilizer plays the effect of slow-release fertilizer mainly by the decomposition of the fungi, bacterium that are widely distributed in soil, and soil is kept to locate for a long time In nutritional status.Active additive can improve the biological property and physicochemical properties of soil base material, adjust substrate pH value, be Arbor and/or shrub seeds germinating growth provide control environment, quick-acting fertilizer needed for can also improving plant growth and depot fertilizer, Coordinate soil nutrient.Substrate anti-adversity ability is improved, so that arbor and/or shrub seeds is taken root and mushrooms out, quick formation grass, It fills, tall plant ecological repairs stereochemical structure.
In preferred embodiment, arbor and/or shrub seeds are using the requirement dibbling of Ecological Restoration Project design project, it is desirable that Jack is added in substrate, and jack depth is 10mm-20mm;Arbor and/or shrub seeds are red mould with 1500mg/L before jack Plain solution dries after impregnating 24 hours.
In preferred embodiment, the plant growing protection slope base with a thickness of 80-100mm, be mixed with plant species in plant growing protection slope surface layer Son, with a thickness of 20mm.
In preferred embodiment, slope vegetation protection includes plant cover concrete ecological slope protection, anti-scouring substrate (PEB) ecological slope protection, thickness Layer substrate slope vegetation protection, hydraulic sprinkle grass planting slope protection and spray sowing slope protection.
The construction method of the slope vegetation protection structure, comprising the following steps:
1) according to slope surface condition, the multi-functional packet of suitable dimension and quantity is prepared, if slope surface is more smooth, by horizontally-parallel It is arranged every 1000mm-2000mm;If slope surface bumps rise and fall, multi-functional packet is set on the vertex of male and fomale(M&F), between other regions are pressed It is arranged away from 500mm-1500mm;And substrate is filled inside it, and dibbling arbor and/or shrub seeds in substrate;
2) cut slope to slope surface to be onstructed, clear slope is handled, and multi-functional packet fixed using holdfast or by itself and net Piece connection, then mesh sheet is installed in place with holdfast;
3) the spraying and sowing plant growth slope protection base between mesh sheet and slope surface, then the spraying and sowing plant growth slope protection face in plant growing protection slope base Layer;It is conserved, completes the construction of slope vegetation protection structure.
Preferably, when multi-functional packet is arranged, the distance between adjacent two multi-functional packet is 500mm-2000mm, multi-functional packet Both ends are fixed to slope surface using U-shaped nail, and the multi-functional packet of regional area is directly bound in mesh sheet, then with holdfast directly by net Piece is fixed.
Preferably, when maintenance construction, it is laid with conservation layer heat preservation in plant growing protection slope surface layer, water conservation, preserves soil moisture such as in leeward Using non-woven fabrics, windward side uses stalk curtain water seasoning.
Embodiment:
Illustrate the Specific construction step of slope vegetation protection structure by taking the slope hydroenergy storage station 3# of Fujian Yongtai as an example:
(1) multi-functional packet uses the rectangular biodegradable fiber net of mechanization production.According to slope surface condition, the length is 2000mm, width 100mm, a height of 80mm.Tall, filling adaptability substrate and in proportion jack embedment Qiao, shrub are filled in multi-functional packet Seed.Its substrate proportion are as follows: 1000 parts by weight of planting soil, 300 parts by weight of rice husk, 50 weight of plant cover concrete active additive Part, 50 parts by weight of organic fertilizer, 10 parts by weight of compound fertilizer.The arbor characteristic according to selected by slope vegetation protection is wanted in multi-functional wrap by dibbling It seeks 800mm spacing jack and is embedded to false indigo seed, jack depth 20mm or so, tree seed uses 1500mg/L gibberellin to soak in advance Bubble dries after 24 hours.
(2) construction of multi-functional packet: cutting after slope, clear slope and to be arranged multi-functional packet by 1000mm spacing in slope surface, and two End is fixed to slope surface using U-shaped nail, and U-shaped nail uses screw-thread steel, diameter 8mm, and insertion slope surface depth is 300mm;Riding track and slope - 50 ° of region multifunctional packets in 30 ° of bottom are directly bound in mesh sheet;
(3) construction of plant growing protection slope layer: by mesh sheet linked network, and with diameter 3mm iron wire by mesh sheet be fixed on it is U-shaped nail on, It can be fixed using other shapes holdfast, plant growing protection slope substrate is sowed grass seeds by duster to building plant growing protection slope in slope surface using hydroseeder Base sows grass seeds by duster with a thickness of 80mm, reuses hydroseeder and the plant growing protection slope substrate containing herbaceous plant seeds is sowed grass seeds by duster to the raw shield of plant Plant growing protection slope surface layer is formed in the base of slope, is sowed grass seeds by duster with a thickness of 20mm.
(4) vegetation conserves: being laid with stalk curtain water seasoning, draft and tree seed germinate and drill out straw mulching layer and wait planting After object grows a period of time, plant roots and stems play reinforced action to straw mulching layer again.At plant growth initial stage, improving straw mulching Layer provides good warm and humid and microbial environment for plant growth;Plant growth later period, straw mulching layer and multi-functional packet are rotten Rotten, the organic substance of degradation further promotes mushrooming out for plant.
Comparative example:
The linked network in slope surface when construction, is cut after slope, clear slope, directly by net in the Fujian Yongtai slope hydroenergy storage station 1# Piece is fixed using anchoring with slope surface, the plant growing protection slope base for 80mm thickness of then sowing grass seeds by duster in mesh sheet and the plant growing protection slope face of 20mm thickness Layer;By dibbling requirements 800mm spacing jack and it is embedded to false indigo seed in after plant growing protection slope base layer construction, the left side jack depth 20mm The right side, tree seed dry after being impregnated 24 hours with 1500mg/L gibberellin in advance;Plant growing protection slope surface layer is planted using containing draft The plant growing protection slope substrate of species, which is sowed grass seeds by duster, to be formed.Late maintaining is identical as embodiment.
For embodiment compared with comparative example, concrete outcome see the table below 1.
Table 1
The above embodiments are only the preferred technical solution of the present invention, and are not construed as limitation of the invention, this hair Bright protection scope should be with the technical solution of claim record, technical characteristic in the technical solution recorded including claim Equivalents are protection scope.Equivalent replacement i.e. within this range is improved, also within protection scope of the present invention.

Claims (10)

1. slope vegetation protection structure, it is characterised in that: including slope surface, be distributed with multiple multi-functional packets in slope surface, multi-functional packet it is upper Side is equipped with mesh sheet, and multi-functional packet is fixed by holdfast with slope surface or multi-functional packet is fixed in mesh sheet, then passes through holdfast for net Piece is fixed with slope surface;Plant growing protection slope base is additionally provided between mesh sheet and slope surface, mesh sheet is additionally provided with plant growing protection slope far from slope surface side Surface layer;Multi-functional wrap is that net is used to enclose manufactured stereochemical structure, interior to fill substrate and arbor and/or shrub seeds, The distance between mesh sheet and slope surface are 80-100mm.
2. slope vegetation protection structure according to claim 1, it is characterised in that: it is rectangular or circle that the multi-functional packet, which is section, The long cylinder of shape, horizontal in slope surface, multi-functional packet is made of geonet or biodegradable fiber net.
3. slope vegetation protection structure according to claim 2, it is characterised in that: the length of the multi-functional packet is 500mm- 2000mm, when section is rectangular, it is highly 80mm-100 mm that width, which is 80mm-100 mm,;When section is round, diameter is 80mm-100 mm。
4. slope vegetation protection structure according to claim 1, it is characterised in that: the substrate filled in the multi-functional packet uses Following component by weight is made: 1000 parts of planting soil, 300 parts of organic matter, 50 parts of active additive, 50 parts of organic fertilizer and 10 parts of compound fertilizer.
5. slope vegetation protection structure according to claim 4, it is characterised in that: base is added in arbor and/or shrub seeds jack In material, jack depth is 10mm-20mm;Arbor and/or shrub seeds are impregnated before jack with the Gibberellins solution of 1500mg/L It is dried after 24 hours.
6. slope vegetation protection structure according to claim 1, it is characterised in that: the plant growing protection slope base with a thickness of 80- 100mm is mixed with vegetable seeds in plant growing protection slope surface layer.
7. slope vegetation protection structure according to claim 1, it is characterised in that: slope vegetation protection includes plant cover concrete ecology shield Slope, anti-scouring substrate (PEB) ecological slope protection, thick photoresist slope vegetation protection, hydraulic sprinkle grass planting slope protection and spray sowing slope protection.
8. the construction method of slope vegetation protection structure described in any one of claim 1-7, which is characterized in that including following step It is rapid:
1) according to slope surface condition, the multi-functional packet of suitable dimension and quantity is prepared;And substrate is filled inside it, and in substrate Dibbling arbor and/or shrub seeds;
2) cut slope to slope surface to be onstructed, clear slope is handled, and multi-functional packet is fixed using holdfast or connects itself and mesh sheet It connects, then mesh sheet is installed in place with holdfast;
3) the spraying and sowing plant growth slope protection base between mesh sheet and slope surface, then the spraying and sowing plant growth slope protection surface layer in plant growing protection slope base; It is conserved, completes the construction of slope vegetation protection structure.
9. according to the method described in claim 7, it is characterized by: when multi-functional packet is arranged, between adjacent two multi-functional packet Distance is 500mm-2000mm, and multi-functional packet both ends are fixed to slope surface using U-shaped nail, and the multi-functional packet of regional area is directly bound In mesh sheet, then directly mesh sheet is fixed with holdfast.
10. according to the method described in claim 7, it is characterized by: being laid with stalk in plant growing protection slope surface layer when maintenance construction Curtain water seasoning.
CN201910272179.9A 2019-04-04 2019-04-04 Slope vegetation protection structure and its construction method Pending CN110036811A (en)

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CN111990011A (en) * 2020-08-03 2020-11-27 天津泰达园林建设有限公司 Wind-resistant sand greening blanket
CN112931132A (en) * 2021-01-28 2021-06-11 江苏绿之源生态建设有限公司 Construction method of foamed concrete plant quilt nutrition surrounding cave
CN112956352A (en) * 2021-01-28 2021-06-15 江苏绿之源生态建设有限公司 Construction method of foamed concrete vegetation nutrition planting groove

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Publication number Priority date Publication date Assignee Title
CN111990011A (en) * 2020-08-03 2020-11-27 天津泰达园林建设有限公司 Wind-resistant sand greening blanket
CN112931132A (en) * 2021-01-28 2021-06-11 江苏绿之源生态建设有限公司 Construction method of foamed concrete plant quilt nutrition surrounding cave
CN112956352A (en) * 2021-01-28 2021-06-15 江苏绿之源生态建设有限公司 Construction method of foamed concrete vegetation nutrition planting groove

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