CN112740979A - Method for manufacturing soil for ecological restoration of mine in alpine region - Google Patents
Method for manufacturing soil for ecological restoration of mine in alpine region Download PDFInfo
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- CN112740979A CN112740979A CN202011527706.5A CN202011527706A CN112740979A CN 112740979 A CN112740979 A CN 112740979A CN 202011527706 A CN202011527706 A CN 202011527706A CN 112740979 A CN112740979 A CN 112740979A
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- 239000002689 soil Substances 0.000 title claims abstract description 61
- 238000000034 method Methods 0.000 title claims abstract description 28
- 238000004519 manufacturing process Methods 0.000 title claims description 19
- 239000003245 coal Substances 0.000 claims abstract description 46
- 239000002361 compost Substances 0.000 claims abstract description 27
- 239000010815 organic waste Substances 0.000 claims abstract description 22
- 239000002994 raw material Substances 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000003795 chemical substances by application Substances 0.000 claims description 34
- 239000003516 soil conditioner Substances 0.000 claims description 23
- 230000000813 microbial effect Effects 0.000 claims description 22
- 241000894006 Bacteria Species 0.000 claims description 15
- 238000003756 stirring Methods 0.000 claims description 14
- 241000589291 Acinetobacter Species 0.000 claims description 10
- 241000589151 Azotobacter Species 0.000 claims description 10
- 238000009264 composting Methods 0.000 claims description 10
- 239000002068 microbial inoculum Substances 0.000 claims description 10
- 235000010958 polyglycerol polyricinoleate Nutrition 0.000 claims description 10
- 229920000805 Polyaspartic acid Polymers 0.000 claims description 7
- 230000000443 biocontrol Effects 0.000 claims description 7
- 239000003337 fertilizer Substances 0.000 claims description 7
- 108010064470 polyaspartate Proteins 0.000 claims description 7
- 238000002360 preparation method Methods 0.000 claims description 6
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 5
- 229910000278 bentonite Inorganic materials 0.000 claims description 5
- 239000000440 bentonite Substances 0.000 claims description 5
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims description 5
- 238000000227 grinding Methods 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 5
- 229920002401 polyacrylamide Polymers 0.000 claims description 5
- 229910052700 potassium Inorganic materials 0.000 claims description 5
- 239000011591 potassium Substances 0.000 claims description 5
- 239000000843 powder Substances 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 claims description 5
- 238000005303 weighing Methods 0.000 claims description 5
- 241000194107 Bacillus megaterium Species 0.000 claims description 4
- 241000193744 Bacillus amyloliquefaciens Species 0.000 claims description 3
- 244000063299 Bacillus subtilis Species 0.000 claims description 3
- 235000014469 Bacillus subtilis Nutrition 0.000 claims description 3
- 239000010828 animal waste Substances 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 230000008635 plant growth Effects 0.000 abstract description 3
- 239000002910 solid waste Substances 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 229910001385 heavy metal Inorganic materials 0.000 abstract description 2
- 230000001737 promoting effect Effects 0.000 abstract 2
- 239000010902 straw Substances 0.000 abstract 1
- 230000012010 growth Effects 0.000 description 8
- QJZYHAIUNVAGQP-UHFFFAOYSA-N 3-nitrobicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid Chemical compound C1C2C=CC1C(C(=O)O)C2(C(O)=O)[N+]([O-])=O QJZYHAIUNVAGQP-UHFFFAOYSA-N 0.000 description 2
- 239000004021 humic acid Substances 0.000 description 2
- 230000002180 anti-stress Effects 0.000 description 1
- 230000008641 drought stress Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000009331 sowing Methods 0.000 description 1
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
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
- A01G24/10—Growth substrates; Culture media; Apparatus or methods therefor based on or containing inorganic material
- A01G24/12—Growth substrates; Culture media; Apparatus or methods therefor based on or containing inorganic material containing soil minerals
-
- 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
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
- A01G24/20—Growth substrates; Culture media; Apparatus or methods therefor based on or containing natural organic material
-
- 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
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
- A01G24/20—Growth substrates; Culture media; Apparatus or methods therefor based on or containing natural organic material
- A01G24/22—Growth substrates; Culture media; Apparatus or methods therefor based on or containing natural organic material containing plant material
-
- 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
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
- A01G24/30—Growth substrates; Culture media; Apparatus or methods therefor based on or containing synthetic organic compounds
-
- 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
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
- A01G24/30—Growth substrates; Culture media; Apparatus or methods therefor based on or containing synthetic organic compounds
- A01G24/35—Growth substrates; Culture media; Apparatus or methods therefor based on or containing synthetic organic compounds containing water-absorbing polymers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K17/00—Soil-conditioning materials or soil-stabilising materials
- C09K17/14—Soil-conditioning materials or soil-stabilising materials containing organic compounds only
- C09K17/18—Prepolymers; Macromolecular compounds
Abstract
The invention relates to the technical field of environmental treatment, in particular to a method for preparing mine ecological restoration soil for alpine regions, which comprises the following raw materials in parts by weight: 300 portions of coal gangue 200-containing materials, 250 portions of coal mine stripping soil 150-containing materials, 900 portions of organic waste compost materials and 50-75 portions of soil conditioners. After the plant seeds are sown, the coverage rate of the vegetation in the current year is about 75 percent after the vegetation is sown, the coverage rate of the vegetation after the vegetation grows for 5 years is as high as about 65 percent, and the vegetation can fix soil and reduce water and soil loss; the vegetation straws contain 32 percent of heavy metal after being burnt, thereby promoting the growth of plants in the area, promoting the desertification control, effectively improving the ecological restoration effect of mines in alpine regions, being beneficial to the resource utilization of various solid wastes and having certain social, ecological and economic benefits.
Description
Technical Field
The invention relates to the technical field of environmental treatment, in particular to a method for manufacturing ecological restoration soil for mines in alpine regions.
Background
The mine ecosystem in the alpine region is very fragile and sensitive to external interference, the ecological environment is very easy to destroy and difficult to recover when natural disasters or artificial interference occur, the climate in the high-altitude region is cold, the ultraviolet radiation is strong, the day and night temperature difference is large, the temperature change is strong, the drought stress is serious, and the heavy metal content is high.
Under the condition that the problem of land desertification in high-cold arid regions such as the Qinghai and the like is serious, the attention on the harm of the land desertification is very necessary to be strengthened, and because the local area lacks soil, the artificial preparation of foreign soil is needed for ecological restoration.
Disclosure of Invention
The invention aims to provide a method for manufacturing soil for ecological restoration of mines in alpine regions, which aims to solve the problems that soil is lack in the local area and artificial soil needs to be manufactured for ecological restoration in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a method for manufacturing ecological restoration soil for mines in alpine regions is characterized by comprising the following steps: the feed comprises the following raw materials in parts by weight: 900 parts of coal gangue, 100 parts of coal mine stripping soil, 50-150 parts of organic waste compost and 50-75 parts of soil conditioner, wherein the coal gangue is taken from crushed stones on a local mine;
the preparation method comprises the following steps: weighing the raw materials according to the weight parts, grinding the coal gangue and the coal mine stripping soil to 30-50 meshes in a rolling way, adding the coal gangue and the coal mine stripping soil powder into the organic waste compost, uniformly stirring, and continuously adding the soil conditioner in the stirring process.
Preferably, the feed comprises the following raw materials in parts by weight: 600 parts of coal gangue, 250 parts of coal mine stripping soil, 100 parts of organic waste compost and 50 parts of soil conditioner.
Preferably, the feed comprises the following raw materials in parts by weight: 700 parts of coal gangue, 150 parts of coal mine stripping soil, 95 parts of organic waste compost and 55 parts of soil conditioner.
Preferably, the feed comprises the following raw materials in parts by weight: 800 parts of coal gangue, 100 parts of coal mine stripping soil, 50 parts of organic waste compost and 50 parts of soil conditioner.
Preferably, the organic waste compost is prepared by mixing and stirring animal wastes and plant crushed residues, the composting time is 15-20 days, the compost is turned every 3-5 days in the composting process, the water content is kept at 55-65%, and the temperature is controlled at 30-40 ℃.
Preferably, the soil conditioner is prepared from the following raw materials in parts by weight: 30-40 parts of microbial agent, 30-40 parts of inorganic fertilizer, 80-100 parts of water-retaining agent, 60-80 parts of bentonite, 10-20 parts of polyaspartic acid and 30-50 parts of potassium humate.
Preferably, the water-retaining agent is polyacrylamide.
Preferably, the microbial agent comprises an AMF microbial agent, a PGPR microbial agent, azotobacter, an anti-biocontrol bacterium and acinetobacter.
Preferably, the mass ratio of the AMF microbial inoculum to the PGPR microbial inoculum to the azotobacter to the anti-biocontrol bacteria to the acinetobacter is 2: 1: 1: 1: 1 or 2: 2: 1: 1: 1.
preferably, the anti-biological control bacteria are one or more of bacillus subtilis, bacillus megaterium or bacillus amyloliquefaciens.
Compared with the prior art, the invention has the beneficial effects that: according to the method for manufacturing the soil for ecological restoration of the mine in the alpine region, after plant seeds are sown, the coverage rate of vegetation in the current year is about 65%, the coverage rate of vegetation after 3 years of growth is about 75%, the coverage rate of vegetation after 5 years of growth is about 86%, and the vegetation can fix soil and reduce water and soil loss; the finally prepared soil conditioner has excellent water retention property, cold resistance and drought resistance by adding the biological humic acid fertilizer, the water retention agent, the microbial agent and the polyaspartic acid, improves the soil structure and the environment of the alpine and arid regions, promotes the growth of plants in the regions, promotes the desertification treatment, effectively improves the ecological restoration effect of mines in the alpine regions, is beneficial to the resource utilization of various solid wastes, and has certain social, ecological and economic benefits.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
A manufacturing method of ecological restoration soil for mines in alpine regions comprises the following raw materials in parts by weight: 600 parts of coal gangue, 250 parts of coal mine stripping soil, 100 parts of organic waste compost and 50 parts of soil conditioner.
The specific preparation method of the alpine region mine ecological restoration soil dressing comprises the following steps: weighing the raw materials according to the weight parts, grinding the coal gangue and the coal mine stripping soil to 30-50 meshes in a rolling way, adding the coal gangue and the coal mine stripping soil powder into the organic waste compost, uniformly stirring, and continuously adding the soil conditioner in the stirring process.
It is worth explaining that the organic waste compost materials are mixed and stirred by adopting animal wastes and plant crushed residues, the composting time is 15 days, the compost is turned over every 4 days in the composting process, the water content is kept at 60%, and the temperature is controlled at 35 ℃.
In the embodiment, the soil conditioner is prepared from the following raw materials in parts by weight: 35 parts of microbial agent, 40 parts of inorganic fertilizer, 80 parts of water-retaining agent, 65 parts of bentonite, 15 parts of polyaspartic acid and 40 parts of potassium humate.
Specifically, the water-retaining agent is polyacrylamide, and the microbial agent comprises an AMF microbial agent, a PGPR microbial agent, azotobacter, an anti-adversity biocontrol bacterium and acinetobacter.
It is worth to be noted that the mass ratio of the AMF microbial inoculum, the PGPR microbial inoculum, the azotobacter, the anti-biocontrol bacteria and the acinetobacter is 2: 1: 1: 1: 1.
in addition, the anti-adversity biocontrol bacteria adopt bacillus subtilis and bacillus megatherium 1: 1 and mixing.
Example 2
A manufacturing method of ecological restoration soil for mines in alpine regions comprises the following raw materials in parts by weight: 700 parts of coal gangue, 150 parts of coal mine stripping soil, 95 parts of organic waste compost and 55 parts of soil conditioner.
The specific preparation method of the alpine region mine ecological restoration soil dressing comprises the following steps: weighing the raw materials according to the weight parts, grinding the coal gangue and the coal mine stripping soil to 30-50 meshes in a rolling way, adding the coal gangue and the coal mine stripping soil powder into the organic waste compost, uniformly stirring, and continuously adding the soil conditioner in the stirring process.
It is worth explaining that the organic waste compost is prepared by mixing and stirring animal excrement and plant crushed residues, the composting time is 15-20 days, the compost is turned over every 3-5 days in the composting process, the water content is kept at 55-65%, and the temperature is controlled at 30-40 ℃.
In the embodiment, the soil conditioner is prepared from the following raw materials in parts by weight: 40 parts of microbial agent, 30 parts of inorganic fertilizer, 90 parts of water-retaining agent, 70 parts of bentonite, 20 parts of polyaspartic acid and 45 parts of potassium humate.
Specifically, the water-retaining agent is polyacrylamide, and the microbial agent comprises an AMF microbial agent, a PGPR microbial agent, azotobacter, an anti-adversity biocontrol bacterium and acinetobacter.
It is worth to be noted that the mass ratio of the AMF microbial inoculum, the PGPR microbial inoculum, the azotobacter, the anti-biocontrol bacteria and the acinetobacter is 2: 2: 1: 1: 1.
in addition, the anti-stress biocontrol bacterium is bacillus amyloliquefaciens.
Example 3
A manufacturing method of ecological restoration soil for mines in alpine regions comprises the following raw materials in parts by weight: 800 parts of coal gangue, 100 parts of coal mine stripping soil, 50 parts of organic waste compost and 50 parts of soil conditioner.
The specific preparation method of the alpine region mine ecological restoration soil dressing comprises the following steps: weighing the raw materials according to the weight parts, grinding the coal gangue and the coal mine stripping soil to 30-50 meshes in a rolling way, adding the coal gangue and the coal mine stripping soil powder into the organic waste compost, uniformly stirring, and continuously adding the soil conditioner in the stirring process.
It is worth explaining that the organic waste compost is prepared by mixing and stirring animal excrement and plant crushed residues, the composting time is 15-20 days, the compost is turned over every 3-5 days in the composting process, the water content is kept at 55-65%, and the temperature is controlled at 30-40 ℃.
In the embodiment, the soil conditioner is prepared from the following raw materials in parts by weight: 30 parts of microbial agent, 40 parts of inorganic fertilizer, 95 parts of water-retaining agent, 80 parts of bentonite, 10 parts of polyaspartic acid and 30 parts of potassium humate.
Specifically, the water-retaining agent is polyacrylamide, and the microbial agent comprises an AMF microbial agent, a PGPR microbial agent, azotobacter, an anti-adversity biocontrol bacterium and acinetobacter.
It is worth to be noted that the mass ratio of the AMF microbial inoculum, the PGPR microbial inoculum, the azotobacter, the anti-biocontrol bacteria and the acinetobacter is 2: 1: 1: 1: 1.
in addition, bacillus megaterium is selected as the anti-adversity biocontrol bacterium.
The coverage rate of the alpine region mine ecological restoration soil of 3 examples of the invention and the coverage rate of the existing ecological restoration soil matrix after vegetation sowing in the current year, the coverage rate of the vegetation after 3 years of growth and the coverage rate of the vegetation after 5 years of growth are compared, and are shown in the following table.
| Contrast parameter | Coverage after vegetation planting | Coverage of vegetation after 3 years of growth | Coverage of vegetation after 5 years of growth |
| Example 1 | 62.31-68.65％ | 76.65-81.36％ | 83.23-89.55％ |
| Example 2 | 63.62-66.91％ | 74.76-82.98％ | 79.66-85.25 |
| Example 3 | 64.35-69.63％ | 78.95-85.63％ | 81.36-87.97 |
| Existing | 5-10％ | 11-15％ | 20-30％ |
According to the method for preparing the soil for repairing the mine ecology in the alpine region, after the plant seeds are sown, the coverage rate of the vegetation in the current year is about 65%, the coverage rate of the vegetation after 3 years of growth is about 75%, the coverage rate of the vegetation after 5 years of growth is about 86%, and the vegetation can fix the soil and reduce water and soil loss; the finally prepared soil conditioner has excellent water retention property, cold resistance and drought resistance by adding the biological humic acid fertilizer, the water retention agent, the microbial agent and the polyaspartic acid, improves the soil structure and the environment of the alpine and arid regions, promotes the growth of plants in the regions, promotes the desertification treatment, effectively improves the ecological restoration effect of mines in the alpine regions, is beneficial to the resource utilization of various solid wastes, and has certain social, ecological and economic benefits.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A method for manufacturing ecological restoration soil for mines in alpine regions is characterized by comprising the following steps: the feed comprises the following raw materials in parts by weight: 900 parts of coal gangue, 100 parts of coal mine stripping soil, 50-150 parts of organic waste compost and 50-75 parts of soil conditioner, wherein the coal gangue is taken from crushed stones on a local mine;
the preparation method comprises the following steps: weighing the raw materials according to the weight parts, grinding the coal gangue and the coal mine stripping soil to 30-50 meshes in a rolling way, adding the coal gangue and the coal mine stripping soil powder into the organic waste compost, uniformly stirring, and continuously adding the soil conditioner in the stirring process.
2. The method for manufacturing the ecological restoration soil for mines in alpine regions according to claim 1, characterized in that: the feed comprises the following raw materials in parts by weight: 600 parts of coal gangue, 250 parts of coal mine stripping soil, 100 parts of organic waste compost and 50 parts of soil conditioner.
3. The method for manufacturing the ecological restoration soil for mines in alpine regions according to claim 1, characterized in that: the feed comprises the following raw materials in parts by weight: 700 parts of coal gangue, 150 parts of coal mine stripping soil, 95 parts of organic waste compost and 55 parts of soil conditioner.
4. The method for manufacturing the ecological restoration soil for mines in alpine regions according to claim 1, characterized in that: the feed comprises the following raw materials in parts by weight: 800 parts of coal gangue, 100 parts of coal mine stripping soil, 50 parts of organic waste compost and 50 parts of soil conditioner.
5. The method for manufacturing the soil for ecological restoration of the mine in the alpine region according to any one of claims 1 to 4, characterized in that: the organic waste compost is prepared by mixing and stirring animal wastes and plant crushed residues, wherein the composting time is 15-20 days, the compost is turned every 3-5 days in the composting process, the water content is kept at 55-65%, and the temperature is controlled at 30-40 ℃.
6. The method for manufacturing the soil for ecological restoration of the mine in the alpine region according to any one of claims 1 to 4, characterized in that: the soil conditioner is prepared from the following raw materials in parts by weight: 30-40 parts of microbial agent, 30-40 parts of inorganic fertilizer, 80-100 parts of water-retaining agent, 60-80 parts of bentonite, 10-20 parts of polyaspartic acid and 30-50 parts of potassium humate.
7. The method for manufacturing the ecological restoration soil for mines in alpine regions according to claim 6, characterized in that: the water-retaining agent is polyacrylamide.
8. The method for manufacturing the ecological restoration soil for mines in alpine regions according to claim 6, characterized in that: the microbial agent comprises an AMF microbial agent, a PGPR microbial agent, azotobacter, an anti-biocontrol bacterium and acinetobacter.
9. The method for manufacturing the ecological restoration soil for mines in alpine regions according to claim 8, characterized in that: the mass ratio of the AMF microbial inoculum to the PGPR microbial inoculum to the azotobacter to the anti-biocontrol bacteria to the acinetobacter is 2: 1: 1: 1: 1 or 2: 2: 1: 1: 1.
10. the method for manufacturing the ecological restoration soil for mines in alpine regions according to claim 8, characterized in that: the anti-adversity biocontrol bacteria are one or more of bacillus subtilis, bacillus megaterium or bacillus amyloliquefaciens.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011527706.5A CN112740979A (en) | 2020-12-22 | 2020-12-22 | Method for manufacturing soil for ecological restoration of mine in alpine region |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011527706.5A CN112740979A (en) | 2020-12-22 | 2020-12-22 | Method for manufacturing soil for ecological restoration of mine in alpine region |
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| CN112740979A true CN112740979A (en) | 2021-05-04 |
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| CN202011527706.5A Pending CN112740979A (en) | 2020-12-22 | 2020-12-22 | Method for manufacturing soil for ecological restoration of mine in alpine region |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114097512A (en) * | 2021-11-22 | 2022-03-01 | 中国科学院沈阳应用生态研究所 | Coal mine area ecological restoration matrix and preparation method and application thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108739255A (en) * | 2018-06-13 | 2018-11-06 | 河北优耕环境科技有限公司 | A kind of solid waste resource recovery is applied to side slope and repairs method in matrix |
| CN110183272A (en) * | 2019-06-10 | 2019-08-30 | 中科绿洲（北京）生态工程技术有限公司 | A kind of high and cold arid desert land ecology reparation soil conditioner and ecological restoring method |
| CN110999753A (en) * | 2019-12-26 | 2020-04-14 | 北京林业大学 | Coal gangue-based artificial ecological matrix and preparation method thereof |
| CN111011159A (en) * | 2019-12-30 | 2020-04-17 | 北京林业大学 | Preparation method of ecological improvement matrix based on coal gangue and sludge |
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2020
- 2020-12-22 CN CN202011527706.5A patent/CN112740979A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108739255A (en) * | 2018-06-13 | 2018-11-06 | 河北优耕环境科技有限公司 | A kind of solid waste resource recovery is applied to side slope and repairs method in matrix |
| CN110183272A (en) * | 2019-06-10 | 2019-08-30 | 中科绿洲（北京）生态工程技术有限公司 | A kind of high and cold arid desert land ecology reparation soil conditioner and ecological restoring method |
| CN110999753A (en) * | 2019-12-26 | 2020-04-14 | 北京林业大学 | Coal gangue-based artificial ecological matrix and preparation method thereof |
| CN111011159A (en) * | 2019-12-30 | 2020-04-17 | 北京林业大学 | Preparation method of ecological improvement matrix based on coal gangue and sludge |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114097512A (en) * | 2021-11-22 | 2022-03-01 | 中国科学院沈阳应用生态研究所 | Coal mine area ecological restoration matrix and preparation method and application thereof |
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Application publication date: 20210504 |