CN111069272A - Method for repairing soil pollution - Google Patents
Method for repairing soil pollution Download PDFInfo
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- CN111069272A CN111069272A CN201911246999.7A CN201911246999A CN111069272A CN 111069272 A CN111069272 A CN 111069272A CN 201911246999 A CN201911246999 A CN 201911246999A CN 111069272 A CN111069272 A CN 111069272A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/10—Reclamation of contaminated soil microbiologically, biologically or by using enzymes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/10—Reclamation of contaminated soil microbiologically, biologically or by using enzymes
- B09C1/105—Reclamation of contaminated soil microbiologically, biologically or by using enzymes using fungi or plants
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/30—Active carbon
- C01B32/312—Preparation
- C01B32/318—Preparation characterised by the starting materials
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- Biotechnology (AREA)
- General Health & Medical Sciences (AREA)
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Abstract
The invention provides a method for repairing soil pollution, and relates to the field of land environment treatment. The method for restoring the land pollution comprises the following steps: s1, collecting random soil samples of a land to be restored by using a soil sampling device, wherein the number of the collected samples is 5-10 parts, and separately placing the samples; s2, detecting the quality, pesticide content and PH value of the collected soil sample, and recording by using a recording board; and S3, mixing and stirring 5-10 parts of sample with the soil remediation agent respectively, recording the quality of the added soil remediation agent, reacting for 5-7d, detecting and recording the pesticide content and the PH value of each sample after the reaction is finished, and comparing and observing the pesticide content and the PH value of the sample before the reaction by using the data recorded after the reaction. Through reasonable preparation and use of the remediation liquid, the method for land remediation can effectively degrade pesticide residues in the land during implementation, and the soil remediation liquid can also neutralize the PH of the land without causing secondary pollution to the land.
Description
Technical Field
The invention relates to the technical field of land environment treatment, in particular to a method for repairing land pollution.
Background
Soil remediation is a technical measure to restore normal function to contaminated soil. In the soil remediation industry, the existing soil remediation technologies can be more than one hundred, the common technologies can be more than ten, and the existing soil remediation technologies can be roughly divided into three methods, namely physical methods, chemical methods and biological methods. Since the 80 s in the 20 th century, many countries in the world, especially developed countries, have established and developed contaminated soil remediation and remediation programs, thus forming an emerging soil remediation industry.
At present, due to the fact that the use price of the land is frequent, crops are planted all the year round, the use of fertilizers and pesticides is omitted, the soil quality of the land is damaged and the soil is slightly acidic after the fertilizers and the pesticides are used for a long time, the yield of the crops planted in the land is gradually lowered, the effect is not obvious by adopting the conventional land repairing method, and secondary pollution can be caused in some cases.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a method for repairing soil pollution, which solves the problems that the quality of the soil is reduced, the soil is acidic and cannot ensure the crop yield and the general repairing mode easily causes secondary pollution because the existing soil is planted for a long time without stopping.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a method for remediating soil pollution comprising the steps of:
s1, collecting random soil samples of a land to be restored by using a soil sampling device, wherein the number of the collected samples is 5-10 parts, and separately placing the samples;
s2, detecting the quality, pesticide content and PH value of the collected soil sample, and recording by using a recording board;
s3, mixing and stirring 5-10 parts of sample with the soil remediation agent respectively, recording the quality of the added soil remediation agent, reacting for 5-7d, detecting and recording the pesticide content and the PH value of each sample after the reaction is finished, comparing and observing the pesticide content and the PH value of the sample before the reaction by using the data recorded after the reaction, and analyzing and calculating the pesticide content which is obviously reduced and the PH value which is 6.5-7.5 to obtain the proportion relation when the soil remediation agent is mixed with each square meter of soil;
s4, uniformly spreading the soil repairing agent on the surface of the soil to be repaired according to the calculated relation, then ploughing the soil by using a ploughing machine and irrigating the soil, wherein the ploughing depth is 100-150mm, leveling the ploughed soil by using a leveling machine for 7-8 days, then planting the sedum alfredii hance on the repaired soil, nursing the sedum alfredii hance and applying an organic fertilizer, and removing the sedum alfredii hance after the sedum alfredii hance grows for 3-4 months and carrying out centralized treatment.
Preferably, the preparation of the soil remediation agent comprises the following steps: 10-15 parts of grapevine biological activated carbon, 5-10 parts of pseudomonas, 5-10 parts of flavobacterium, 2-5 parts of fusarium, 2-5 parts of cephalosporium and 15-20 parts of zeolite are mixed and stirred for 2-4 hours at the temperature of 20-30 ℃.
Preferably, the preparation of the grape vine biological activated carbon comprises the following steps: placing the grape vines in a reaction kettle, enabling the reaction kettle to be in a vacuum or oxygen-limited environment, and then controlling the temperature of the reaction kettle to be 350-500 ℃ to react for 24-30 h.
Preferably, the organic fertilizer is one or more of chicken manure, pig manure and cow manure.
(III) advantageous effects
The invention provides a method for repairing soil pollution. The method has the following beneficial effects:
1. the soil remediation method is characterized in that fungus organisms are added into the soil remediation liquid, so that pesticide residues in the soil are effectively degraded during implementation, the pH of the soil can be neutralized by the soil remediation liquid, and secondary pollution to the soil can be avoided.
2. The grape vine biological activated carbon can absorb pollutants in the soil, is alkaline to a certain extent, does not need to add other alkaline substances, can neutralize the soil with acid and alkali, and further prevents the soil from being polluted again.
3. The rhodiola southeast planted after the land is restored can well absorb the metal in the soil, and the quality of the land is further improved.
Detailed Description
The following will clearly and completely describe the technical solutions in 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 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.
The first embodiment is as follows:
the embodiment of the invention provides a method for repairing soil pollution, which comprises the following steps:
s1, collecting random soil samples of a land to be restored by using a soil sampling device, wherein the number of the collected samples is 5-10 parts, and separately placing the samples;
s2, detecting the quality, pesticide content and PH value of the collected soil sample, and recording by using a recording board;
s3, mixing and stirring 5-10 parts of sample with the soil remediation agent respectively, recording the quality of the added soil remediation agent, reacting for 5-7d, detecting and recording the pesticide content and the PH value of each sample after the reaction is finished, comparing and observing the pesticide content and the PH value of the sample before the reaction by using the data recorded after the reaction, and analyzing and calculating the pesticide content which is obviously reduced and the PH value which is 6.5-7.5 to obtain the proportion relation when the soil remediation agent is mixed with each square meter of soil;
s4, uniformly spreading the soil repairing agent on the surface of the soil to be repaired according to the calculated relation, then ploughing the soil by using a ploughing machine and irrigating the soil, wherein the ploughing depth is 100-150mm, leveling the ploughed soil by using a leveling machine for 7-8 days, then planting the sedum alfredii hance on the repaired soil, nursing the sedum alfredii hance and applying an organic fertilizer, and removing the sedum alfredii hance after the sedum alfredii hance grows for 3-4 months and carrying out centralized treatment.
Wherein the preparation of the soil remediation agent comprises the following steps: 10 parts of grapevine biological activated carbon, 5 parts of pseudomonas, 5 parts of flavobacterium, 2 parts of fusarium, 2 parts of cephalosporium and 15 parts of zeolite are mixed and stirred for 2-4 hours at the temperature of 20-30 ℃.
Wherein the preparation of the grape vine biological activated carbon comprises the following steps: placing the grape vines in a reaction kettle, enabling the reaction kettle to be in a vacuum or oxygen-limited environment, and then controlling the temperature of the reaction kettle to be 350-500 ℃ to react for 24-30 h.
Wherein the organic fertilizer is one or more of chicken manure, pig manure and cow manure.
Example two:
the embodiment of the invention provides a method for repairing soil pollution, which comprises the following steps:
s1, collecting random soil samples of a land to be restored by using a soil sampling device, wherein the number of the collected samples is 5-10 parts, and separately placing the samples;
s2, detecting the quality, pesticide content and PH value of the collected soil sample, and recording by using a recording board;
s3, mixing and stirring 5-10 parts of sample with the soil remediation agent respectively, recording the quality of the added soil remediation agent, reacting for 5-7d, detecting and recording the pesticide content and the PH value of each sample after the reaction is finished, comparing and observing the pesticide content and the PH value of the sample before the reaction by using the data recorded after the reaction, and analyzing and calculating the pesticide content which is obviously reduced and the PH value which is 6.5-7.5 to obtain the proportion relation when the soil remediation agent is mixed with each square meter of soil;
s4, uniformly spreading the soil repairing agent on the surface of the soil to be repaired according to the calculated relation, then ploughing the soil by using a ploughing machine and irrigating the soil, wherein the ploughing depth is 100-150mm, leveling the ploughed soil by using a leveling machine for 7-8 days, then planting the sedum alfredii hance on the repaired soil, nursing the sedum alfredii hance and applying an organic fertilizer, and removing the sedum alfredii hance after the sedum alfredii hance grows for 3-4 months and carrying out centralized treatment.
Wherein the preparation of the soil remediation agent comprises the following steps: 12.5 parts of grape vine biological activated carbon, 6.5 parts of pseudomonas, 6.5 parts of flavobacterium, 3.5 parts of fusarium, 3.5 parts of cephalosporium and 17.5 parts of zeolite are mixed and stirred for 2 to 4 hours at the temperature of between 20 and 30 ℃.
Wherein the preparation of the grape vine biological activated carbon comprises the following steps: placing the grape vines in a reaction kettle, enabling the reaction kettle to be in a vacuum or oxygen-limited environment, and then controlling the temperature of the reaction kettle to be 350-500 ℃ to react for 24-30 h.
Wherein the organic fertilizer is one or more of chicken manure, pig manure and cow manure.
Example three:
the embodiment of the invention provides a method for repairing soil pollution, which comprises the following steps:
s1, collecting random soil samples of a land to be restored by using a soil sampling device, wherein the number of the collected samples is 5-10 parts, and separately placing the samples;
s2, detecting the quality, pesticide content and PH value of the collected soil sample, and recording by using a recording board;
s3, mixing and stirring 5-10 parts of sample with the soil remediation agent respectively, recording the quality of the added soil remediation agent, reacting for 5-7d, detecting and recording the pesticide content and the PH value of each sample after the reaction is finished, comparing and observing the pesticide content and the PH value of the sample before the reaction by using the data recorded after the reaction, and analyzing and calculating the pesticide content which is obviously reduced and the PH value which is 6.5-7.5 to obtain the proportion relation when the soil remediation agent is mixed with each square meter of soil;
s4, uniformly spreading the soil repairing agent on the surface of the soil to be repaired according to the calculated relation, then ploughing the soil by using a ploughing machine and irrigating the soil, wherein the ploughing depth is 100-150mm, leveling the ploughed soil by using a leveling machine for 7-8 days, then planting the sedum alfredii hance on the repaired soil, nursing the sedum alfredii hance and applying an organic fertilizer, and removing the sedum alfredii hance after the sedum alfredii hance grows for 3-4 months and carrying out centralized treatment.
Wherein the preparation of the soil remediation agent comprises the following steps: 15 parts of grapevine biological activated carbon, 10 parts of pseudomonas, 10 parts of flavobacterium, 5 parts of fusarium, 5 parts of cephalosporium and 20 parts of zeolite are mixed and stirred for 2-4 hours at the temperature of 20-30 ℃.
Wherein the preparation of the grape vine biological activated carbon comprises the following steps: placing the grape vines in a reaction kettle, enabling the reaction kettle to be in a vacuum or oxygen-limited environment, and then controlling the temperature of the reaction kettle to be 350-500 ℃ to react for 24-30 h.
Wherein the organic fertilizer is one or more of chicken manure, pig manure and cow manure.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. A method for remediating soil pollution, which is characterized by comprising the following steps: the method comprises the following steps:
s1, collecting random soil samples of a land to be restored by using a soil sampling device, wherein the number of the collected samples is 5-10 parts, and separately placing the samples;
s2, detecting the quality, pesticide content and PH value of the collected soil sample, and recording by using a recording board;
s3, mixing and stirring 5-10 parts of sample with the soil remediation agent respectively, recording the quality of the added soil remediation agent, reacting for 5-7d, detecting and recording the pesticide content and the PH value of each sample after the reaction is finished, comparing and observing the pesticide content and the PH value of the sample before the reaction by using the data recorded after the reaction, and analyzing and calculating the pesticide content which is obviously reduced and the PH value which is 6.5-7.5 to obtain the proportion relation when the soil remediation agent is mixed with each square meter of soil;
s4, uniformly spreading the soil repairing agent on the surface of the soil to be repaired according to the calculated relation, then ploughing the soil by using a ploughing machine and irrigating the soil, wherein the ploughing depth is 100-150mm, leveling the ploughed soil by using a leveling machine for 7-8 days, then planting the sedum alfredii hance on the repaired soil, nursing the sedum alfredii hance and applying an organic fertilizer, and removing the sedum alfredii hance after the sedum alfredii hance grows for 3-4 months and carrying out centralized treatment.
2. The method for remediating soil pollution according to claim 1, wherein: the preparation of the soil remediation agent comprises the following steps: 10-15 parts of grapevine biological activated carbon, 5-10 parts of pseudomonas, 5-10 parts of flavobacterium, 2-5 parts of fusarium, 2-5 parts of cephalosporium and 15-20 parts of zeolite are mixed and stirred for 2-4 hours at the temperature of 20-30 ℃.
3. The method for remediating soil pollution according to claim 2, wherein: the preparation method of the grape vine biological activated carbon comprises the following steps: placing the grape vines in a reaction kettle, enabling the reaction kettle to be in a vacuum or oxygen-limited environment, and then controlling the temperature of the reaction kettle to be 350-500 ℃ to react for 24-30 h.
4. The method for remediating soil pollution according to claim 1, wherein: the organic fertilizer is one or more of chicken manure, pig manure and cow manure.
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| CN201911246999.7A CN111069272A (en) | 2019-12-09 | 2019-12-09 | Method for repairing soil pollution |
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| CN201911246999.7A CN111069272A (en) | 2019-12-09 | 2019-12-09 | Method for repairing soil pollution |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112285326A (en) * | 2020-11-03 | 2021-01-29 | 湖南精泰检测有限公司 | Soil pollution detection method |
| CN112462006A (en) * | 2020-11-27 | 2021-03-09 | 扬州鑫威环保生物科技有限公司 | Experiment method for culturing biological agent for kitchen waste treatment |
| CN113985005A (en) * | 2021-10-28 | 2022-01-28 | 戴泽明 | Soil pollution detection device and detection method |
| CN115247066A (en) * | 2022-07-12 | 2022-10-28 | 生态环境部南京环境科学研究所 | Remediation agent for pesticide chemical polluted site and preparation method thereof |
| CN117244935A (en) * | 2023-11-20 | 2023-12-19 | 秦皇岛金袋科技有限公司 | Method for degrading residual pesticide in soil |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112285326A (en) * | 2020-11-03 | 2021-01-29 | 湖南精泰检测有限公司 | Soil pollution detection method |
| CN112462006A (en) * | 2020-11-27 | 2021-03-09 | 扬州鑫威环保生物科技有限公司 | Experiment method for culturing biological agent for kitchen waste treatment |
| CN113985005A (en) * | 2021-10-28 | 2022-01-28 | 戴泽明 | Soil pollution detection device and detection method |
| CN115247066A (en) * | 2022-07-12 | 2022-10-28 | 生态环境部南京环境科学研究所 | Remediation agent for pesticide chemical polluted site and preparation method thereof |
| CN117244935A (en) * | 2023-11-20 | 2023-12-19 | 秦皇岛金袋科技有限公司 | Method for degrading residual pesticide in soil |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200428 |
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| RJ01 | Rejection of invention patent application after publication |