CN115136850A - High and steep loess slope greening method - Google Patents
High and steep loess slope greening method Download PDFInfo
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- CN115136850A CN115136850A CN202210382884.6A CN202210382884A CN115136850A CN 115136850 A CN115136850 A CN 115136850A CN 202210382884 A CN202210382884 A CN 202210382884A CN 115136850 A CN115136850 A CN 115136850A
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- loess
- slope
- loess slope
- regreening
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- 238000000034 method Methods 0.000 title claims abstract description 26
- 235000008216 herbs Nutrition 0.000 claims description 3
- 240000004658 Medicago sativa Species 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 241000208368 Euonymus alatus Species 0.000 claims 1
- 241000555682 Forsythia x intermedia Species 0.000 claims 1
- 235000010624 Medicago sativa Nutrition 0.000 claims 1
- 239000002689 soil Substances 0.000 abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 22
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 235000017587 Medicago sativa ssp. sativa Nutrition 0.000 description 4
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- 241000576429 Forsythia suspensa Species 0.000 description 1
- 240000007228 Mangifera indica Species 0.000 description 1
- 235000014826 Mangifera indica Nutrition 0.000 description 1
- 241000878007 Miscanthus Species 0.000 description 1
- 241000209504 Poaceae Species 0.000 description 1
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Images
Classifications
-
- 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
- A01G20/00—Cultivation of turf, lawn or the like; Apparatus or methods therefor
-
- 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
- A01G17/00—Cultivation of hops, vines, fruit trees, or like trees
- A01G17/005—Cultivation methods
Abstract
The invention relates to the technical field of slope restoration, in particular to a high and steep loess slope greening method; the method comprises the steps of punching holes on the loess slope to form a placing groove, and fixing a seedling raising pipe and seed selection vegetation in the placing groove to achieve high and steep loess slope greening; the base material raw material is an ecological base material, is a novel material integrating water permeation and plant growth, is degradable, has a certain regulation effect on a peripheral small ecological system, has high water absorption rate, water retention and conservation, various structures and light self weight, has the effects of heat preservation, root protection, moth prevention and the like in soil, and realizes a good high and steep loess slope greening effect.
Description
Technical Field
The invention relates to the technical field of slope restoration, in particular to a high and steep loess slope greening method.
Background
The loess is rich in soluble salts such as carbonate, mainly takes powder particles (0.05 mm-0.005 mm), has large porosity ratio e, develops in vertical joint, and has the engineering characteristics of non-saturation, water sensitivity, collapsibility, under-pressure tightness, structural property, erectility, quasi-hyperconjugation property, thixotropy and the like. Along with geological evolution, the loess that the thick layer was piled up faces the sky condition far more obviously than other ground slopes, and the toe is very easily suffered from rainfall and flowing water and corrodes, very easily takes place the shrink and erode and destroy of nature, has formed peculiar topography landform, has made the characteristics that the loess highland, loess roof beam top topography are flat, and the edge is the abrupt and straight slope. The slope surface has less soil, less water and no fertilizer, and does not have the soil, moisture and nutrient conditions on which the vegetation grows, so the vegetation ecosystem is difficult to recover, and geological disasters such as collapse, side slope instability and the like are easily caused.
Patent application No. CN201610619719.2 "a loess collapse treatment method based on ecological remediation"'s patent, through carrying out branch bench squaring to loess collapse body upper portion, improved the high steep slope form of loess collapse hidden danger point, promoted functions such as self anti erosion and ecological restoration of the slope body, above-mentioned patent can realize the restoration effect to the loess slope, but it can change the vegetation planting area of loess slope, and repair cost is higher.
Patent application No. CN201911181912.2 ' a wet cuttage green planting method for loess wound surface side slope restoration ', through pouring into the nutrient solution that contains the required nutrient element of vegetation into knapsack formula high pressure water tank, place the nursery stock root in the trunk recess, place the point portion of green root of planting in the pointed cone head recess again, send the nursery stock root into soil through wet cuttage ware, and water injection around the nursery stock root, provide initial moisture and nutrient for the plant root system, and avoid because of the domatic destruction once more of loess wound surface side slope that cave hole excavation caused, green planting is planted and is accomplished the back, set up Y type interceptor at the back runoff side of every green planting, during precipitation, this interceptor intercepts the downward slope's of slope, and introduce the root of green planting in the soil through the honeycomb duct with intercepting precipitation, can avoid the erodeing of rainwater to the side slope, guarantee that the side slope is stable, can provide moisture and nutrition for green planting again, strengthen the long trend of green later stage of planting, the above-mentioned patent restoration process is complicated, and is with high cost, practicality is not good.
In summary, the research and development of a high and steep loess slope greening method remains a key problem to be solved urgently in the technical field of slope restoration.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a high and steep loess slope greening method.
In order to achieve the purpose, the invention provides the following technical scheme:
a high and steep loess slope greening method is characterized in that holes are punched in a loess slope to form a placing groove, and a seedling raising pipe and seed selection vegetation are fixed in the placing groove to achieve high and steep loess slope greening.
Furthermore, the aperture of the placing groove is 50cm, the depth of the placing groove is 50cm, and the punching angle and the slope surface form 45 degrees.
Furthermore, the outer diameter of the seedling raising pipe is 40cm, the inner diameter of the seedling raising pipe is 25cm, the height of the seedling raising pipe is 40cm, and the depth of the seedling raising pipe is 34cm.
Furthermore, the seedling raising pipe is internally provided with continuous superposed circular integrated holes, the maximum hole diameter is 2mm-5mm, and the center of each large hole is provided with a small hole with the diameter of 0.02mm-1 mm.
Furthermore, the selected vegetation is any one of herbs, shrubs and vines.
Preferably, the herbaceous plants are mixed seeds of the long Chinese silvergrass and the alfalfa according to a ratio of 5.
Preferably, the shrub is forsythia suspense.
Preferably, the vine is euonymus petiolus.
Advantageous effects
Compared with the known public technology, the technical scheme provided by the invention has the following beneficial effects:
(1) The base material raw material is an ecological base material, is a novel material integrating water permeability and plant growth, is degradable, and plays a certain role in regulating a peripheral small ecological system.
(2) The invention has high water absorption rate and water retention.
(3) The invention has various structures and light self weight.
(4) The invention has the functions of heat preservation, root protection, moth prevention and the like in soil.
Drawings
FIG. 1 is a structural view of a seedling-raising tube in example 4 of the present invention;
FIG. 2 is a schematic view of burying a seedling tube in a slope in embodiment 4 of the present invention;
FIG. 3 is a schematic view of a slope cultivation method in embodiment 4 of the present invention a seedling tube layout (herbaceous) elevation schematic diagram;
fig. 4 is a schematic elevation view of the arrangement (shrub and vine) of the seedling-raising pipe on the slope in embodiment 4 of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.
The terms referred to in the present invention are described below as follows:
1. side slope: the slope with a certain gradient is formed on two sides of the roadbed to ensure the stability of the roadbed.
2. And (3) re-greening: the method adopts some technical means, improves the geological environment of some places, recovers the vegetation on the land, protects the bare land and further protects the surrounding ecological environment.
3. An ecological system: the biological dynamic balance is a unified whole formed by organisms and the environment in a certain space of the nature, and in the unified whole, the organisms and the environment are mutually influenced and restricted and are in a relatively stable dynamic balance state in a certain period.
4. Long mango is a perennial dense herbaceous plant of the family Poaceae, the genus Achillea. The stem is clustered, the base is bent at knee, the height can reach 60 cm, the leaf sheath is smooth and hairless or the edge has cilia, the base leaf tongue is blunt and round, the leaf is longitudinally coiled like needle, the coniform is wrapped by the top leaf sheath, the adaptability to soil is wide, and clay, loam and light sandy soil can normally grow and resist barren soil.
5. Alfalfa: the purple fringed Bei is luxuriant and luxuriant, can quickly cover the ground when being planted in a large area, particularly the purple fringed Bei has dense and small leaves which are easy to wet, and has larger water holding capacity, thereby effectively intercepting rainfall and reducing surface runoff. Moreover, the root system of Zi shou regular script is also very developed. The root system fixes nitrogen, and the content of organic matters in the soil can be improved. A large number of side branch roots are criss-cross to form a strong root system network and the nitrogen fixation effect of the strong root system network, which is not only beneficial to the formation of a soil granular structure, but also can improve the physical and chemical properties of soil and enhance the water holding capacity and water permeability of the soil, thereby playing the role of keeping water and soil. In addition, the purple Chinese character shou has strong adaptability and can be planted in a wide range; the plants can still grow vigorously after being harvested or damaged for many times during the growth period, have strong regeneration capability and are excellent water and soil conservation plants in mountain areas.
6. Fructus forsythiae: the root system of the forsythia is developed, and the main root, the lateral root and the fibrous root of the forsythia can be densely meshed in a soil layer, so that the absorption and water retention capacity is strong; the lateral roots are thick and long, and the fibrous roots are many and dense, so that the soil can be pulled and fixed, and the soil block is prevented from slipping.
7. Small leaf wintercreeper: the evergreen shade-resistant ground cover has dark green leaves, the autumn leaves turn red, the cover can be planted on rockery, rock garden, under wall body and overpass, big trees can freely climb the edge by absorbing roots, and the cover can be used as evergreen ground cover plants under the forest to protect slope and keep water and soil.
According to the invention, the seedling raising pipe and the seed selection vegetation are fixed to the high and steep loess slope, so that the effect of repairing the high and steep loess slope is realized.
The present invention will be further described with reference to the following examples.
Example 1
A high and steep loess slope greening method is characterized in that holes are punched in a loess slope to form a placing groove, and a seedling raising pipe and seed selection vegetation are fixed in the placing groove to achieve high and steep loess slope greening.
In the invention, the aperture of the placing groove is 50cm, the depth is 50cm, and the punching angle and the slope surface form 45 degrees.
In the present invention, the outer diameter of the seedling tube is 40cm, the inner diameter is 25cm, the height is 40cm, and the depth is 34cm.
In the invention, continuous overlapped circular integrated holes are formed in the seedling raising pipe, the maximum hole diameter is 2mm, and small holes with the diameter of 0.02mm are distributed in the center of each large hole.
In the present invention, the selected vegetation is herbaceous.
As a preferred embodiment, the herbaceous plant is a mixture of long miscanthus and alfalfa according to the weight ratio of 5.
Example 2
The method for greening the steep loess slope provided by the embodiment is substantially the same as that in the embodiment 1, and the main differences are as follows:
continuous superposed circular integrated holes are formed in the seedling raising pipe, the maximum hole diameter is 3mm, and small holes with the diameter of 0.5mm are distributed in the center of each large hole;
and selecting the vegetation as shrubs.
In a preferred embodiment, the shrub is forsythia suspensa.
Example 3
The method for greening the steep loess slope provided by the embodiment is substantially the same as that in the embodiment 1, and the main differences are as follows:
continuous superposed circular integrated holes are formed in the seedling raising pipe, the maximum hole diameter is 5mm, and a small hole with the diameter of 1mm is distributed in the center of each large hole;
and selecting the plant cover as vine.
In a preferred embodiment, the liana is euonymus parviflorus.
Example 4
Test field: loess slope.
The test process comprises the following steps: punching is carried out on the loess slope, then the pipe of growing seedlings together with the selected species vegetation is fixed to the standing groove (hole) in, 187 holes in total set up to aperture 50cm, hole depth 50 centimetres, and the angle of punching is 45 with domatic, and the pipe external diameter of growing seedlings 40cm, internal diameter 25cm, height 40cm, hole depth 34cm.
The structure diagram of the seedling raising pipe is shown in figure 1 (in the figure, 1 is a placing groove, 2 is a seed selection vegetation), the schematic diagram of burying the slope seedling raising pipe is shown in figure 2 (in the figure, 1 is a placing groove, 2 is a seed selection vegetation, and 3 is a loess slope); the slope seedling raising pipe layout (grass) is shown in the vertical view in figure 3 (4 in the figure is long Chinese silvergrass and alfalfa, and 5 is a soil nutrient monitoring point); the elevation schematic view of the slope seedling raising pipe layout (vine, shrub) is shown in figure 4 (5 in the figure is a soil nutrient monitoring point).
The water storage and retention vegetation base material (seedling raising pipe) is manufactured into a capillary physical structure of an optimal plant growing environment through a special foaming process, and by forming continuous superposed circular integrated holes, the water storage and retention vegetation base material has the surface characteristics that the maximum hole diameter is 2-5 mm, and small holes of 0.02-1 mm are distributed in the center of each large hole, so that when the water storage and retention vegetation base material is put into soil, water can be absorbed and retained through the hole structure, and meanwhile, the water storage and retention vegetation base material can also be used for repairing polluted soil.
The method for restoring green of the high and steep loess slope provided by the invention has the following characteristics:
(4) The base material is an ecological base material, is a novel material integrating water permeability and plant growth, is degradable, and plays a certain role in regulating a peripheral small ecological system;
(5) High water absorption rate and water retention;
(6) The structure is various, and the self weight is light;
(7) Has the functions of heat preservation, root protection, moth prevention and the like in soil.
The above examples are only intended to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the corresponding technical solutions.
Claims (8)
1. A high and steep loess side slope greening method is characterized in that holes are punched in a loess side slope to form a placing groove, and a seedling raising pipe and seed selection vegetation are fixed in the placing groove to achieve high and steep loess side slope greening.
2. The method for regreening high and steep loess slope as claimed in claim 1, wherein the storage tank has a hole diameter of 50cm and a depth of 50cm, and the hole is perforated at an angle of 45 ° to the slope.
3. The method for regreening a steep loess slope as claimed in claim 1, wherein the seedling raising tube has an outer diameter of 40cm, an inner diameter of 25cm, a height of 40cm and a depth of 34cm.
4. The method for regreening the high and steep loess slope as claimed in claim 1, wherein the seedling raising tube has circular integrated holes formed therein, the maximum hole diameter is 2mm-5mm, and small holes with a diameter of 0.02mm-1mm are distributed in the center of each large hole.
5. The method for regreening a steep loess slope as claimed in claim 1, wherein the vegetation is selected from herbs, shrubs and vines.
6. The method for regreening a steep loess slope as claimed in claim 5, wherein the herbs are a mixture of Ongrass and Medicago sativa in a ratio of 5.
7. The method for regreening a high and steep loess slope as claimed in claim 5, wherein the shrub is forsythia suspense.
8. The method for regreening the high and steep loess slope as claimed in claim 5, wherein the vine is Euonymus alatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210382884.6A CN115136850A (en) | 2022-04-15 | 2022-04-15 | High and steep loess slope greening method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210382884.6A CN115136850A (en) | 2022-04-15 | 2022-04-15 | High and steep loess slope greening method |
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| Publication Number | Publication Date |
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| CN115136850A true CN115136850A (en) | 2022-10-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210382884.6A Pending CN115136850A (en) | 2022-04-15 | 2022-04-15 | High and steep loess slope greening method |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101818499A (en) * | 2010-03-05 | 2010-09-01 | 深圳市如茵生态环境建设有限公司 | Revegetation system on steep rocky slopes and implementing method thereof |
| CN102630517A (en) * | 2012-04-24 | 2012-08-15 | 任小伟 | Concrete water storage and retention type vegetation base material and preparation method thereof |
| CN104255280A (en) * | 2014-10-23 | 2015-01-07 | 陈洪凯 | High and steep rocky slope vegetation planting method |
| CN111480482A (en) * | 2020-03-18 | 2020-08-04 | 长沙凯天工研院环保服务有限公司 | Quick and lasting revegetation method for high and steep rocky slope vegetation |
| CN111886959A (en) * | 2020-08-07 | 2020-11-06 | 民和祁连山水泥有限公司 | Ecological greening method for steep slope of mine |
| CN113431061A (en) * | 2021-06-30 | 2021-09-24 | 山西省交通环境保护中心站（有限公司） | Ecological reinforcement and vegetation restoration method and system for soil slope in cold and arid desertification region |
-
2022
- 2022-04-15 CN CN202210382884.6A patent/CN115136850A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101818499A (en) * | 2010-03-05 | 2010-09-01 | 深圳市如茵生态环境建设有限公司 | Revegetation system on steep rocky slopes and implementing method thereof |
| CN102630517A (en) * | 2012-04-24 | 2012-08-15 | 任小伟 | Concrete water storage and retention type vegetation base material and preparation method thereof |
| CN104255280A (en) * | 2014-10-23 | 2015-01-07 | 陈洪凯 | High and steep rocky slope vegetation planting method |
| CN111480482A (en) * | 2020-03-18 | 2020-08-04 | 长沙凯天工研院环保服务有限公司 | Quick and lasting revegetation method for high and steep rocky slope vegetation |
| CN111886959A (en) * | 2020-08-07 | 2020-11-06 | 民和祁连山水泥有限公司 | Ecological greening method for steep slope of mine |
| CN113431061A (en) * | 2021-06-30 | 2021-09-24 | 山西省交通环境保护中心站（有限公司） | Ecological reinforcement and vegetation restoration method and system for soil slope in cold and arid desertification region |
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Application publication date: 20221004 |