CN103962368A - Technical method for remedying cadmium-lead contaminated soil by animal-plant collaboration - Google Patents
Technical method for remedying cadmium-lead contaminated soil by animal-plant collaboration Download PDFInfo
- Publication number
- CN103962368A CN103962368A CN201410168329.9A CN201410168329A CN103962368A CN 103962368 A CN103962368 A CN 103962368A CN 201410168329 A CN201410168329 A CN 201410168329A CN 103962368 A CN103962368 A CN 103962368A
- Authority
- CN
- China
- Prior art keywords
- cadmium
- collaborative
- lead
- bed
- repairing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Processing Of Solid Wastes (AREA)
Abstract
The invention relates to a technical method for remedying cadmium-lead contaminated soil by animal-plant collaboration. The technical method comprises the following steps: digging a collaborative remediation bed of 5-10 m in side length and 0.5-0.7 m in depth near a governance target area; stripping contaminated soil to fill on the collaborative remediation bed; dividing the collaborative remediation bed into different areas; breeding earthworms in different categories in each area; analyzing the cadmium-lead contents in the earthworms in different categories in experiment after 30-45 days; screening the earthworm varieties with excess absorption and maximum accumulation of cadmium-lead; planting plants in different categories in the different areas of the collaborative remediation bed; reaping the plants during the harvest time; analyzing the cadmium-lead contents in stalk parts and leaf parts of the plants in experiment; screening the plant species with excess absorption and maximum accumulation of cadmium-lead; watering the collaborative remediation bed periodically to maintain the normal growth and propagation of animals and plants on the collaborative remediation bed. According to the invention, remediation and governance of the cadmium-lead contaminated soil are realized by the harvesting and reaping of the animals and the plants.
Description
Technical field
The present invention relates to the improvement technical field of heavy-metal contaminated soil, the collaborative technical method of repairing cadmium, lead-contaminated soil of especially a kind of animals and plants.
Background technology
The process of honouring an agreement along with China's industrialization and Development of Urbanization and < < Stockholm international convention > >, there are large quantities of resettlements or be about to retired chemical enterprise in China, these chemical enterprises are due to production and the processing of product, the toppling over and discharge of refuse, the factors such as the leakage of chemical substance have caused quite serious contaminated sites, when moving, part place do not carry out any risk assessment and environmental improvement, and soil, former address will be progressively adjusted into residential estate, public facility construction land used and land use for greening etc., in the time of the conversion of these contaminated site land uses and secondary development, cadmium, lead-contaminated soil becomes " Chemical Time Bomb ", health and ecological safety in serious threat.
At present, administer heavy metal cadmium both at home and abroad, there is several different methods in lead contamination place, common physical restoration, chemical restoration, the restoration of the ecosystem method of mainly containing.The defect of single recovery technique is obvious, though as fast in chemistry reparation speed, application area is wide, cost is large, is difficult in actual applications regulation and control; Microorganism is repaired relatively economical and can not make soil produce secondary pollution, but easily soil texture is produced to harmful effect, causes the damage of soil body.Associating reparation can be drawn the strong point of single reparation, and multiple bioremediation technology is carried out to parameter optimization, mutual supplement with each other's advantages and technological synthesis, so that repairing polluted soil more expeditiously.
Summary of the invention
The technical problem to be solved in the present invention is: provide a kind of animals and plants simple to operate, small investment the collaborative technical method of repairing cadmium, lead-contaminated soil, the plant and animal species of screening to the cadmium in soil, the accumulation of plumbous excess, by vegeto-animal results and harvesting, realize the reparation of heavy metal cadmium, lead-contaminated soil, improvement.
The technical solution adopted for the present invention to solve the technical problems is implemented as follows:
(1) collaborative construction of repairing bed;
(2) collaborative repair earthworm in bed preferably, put in a suitable place to breed and gather in the crops;
(3) screening on collaborative reparation bed, plantation and the harvesting plant to cadmium, the absorption of plumbous excess.
Further, in described step (1), the collaborative building course of repairing bed is:
1. investigate, test, analyze, determine scope, area and the degree of depth of contaminated soil;
2. according to investigation result, plan, determine position, area that contaminated soil is administered;
Near ③ management goal district, digging and building the length of side is that 5-10 rice, the degree of depth are the collaborative reparation bed of 0.5-0.7 rice;
4. antiseepage processing is carried out in collaborative bottom of repairing bed, adopts and lays barrier film, and barrier film can adopt the plastic foil of 1.5-2 millimeters thick, and lap-joint will handle well, to improve anti-seepage effect; Further, destroyed for preventing barrier film, need lay fine sand at barrier film bottom soil layer and barrier film upper surface, or using geotextiles and add fine sand as protective layer;
5. peel off contaminated soil, be filled on the protective layer of barrier film, stripping depth is 0.5-0.7 rice, if the degree of depth of soil pollution is larger, need to repeatedly peel off contaminated site, and the degree of depth of at every turn peeling off is 0.5-0.7 rice; Soil after reparation completes can first accumulation deposit, after orlop soil stripping, refills back original position.
Further, in described step (2) earthworm preferably, put in a suitable place to breed and results process is:
1. the collaborative bed of repairing is divided into zones of different, in each region, puts different types of earthworm in a suitable place to breed;
2. cadmium, the lead content in experimental analysis variety classes earthworm body after 30-45 days, filters out cadmium, the absorption of plumbous excess and accumulates maximum earthworm kind;
3. in collaborative zones of different of repairing bed, again put the earthworm kind filtering out in a suitable place to breed, cadmium, lead content in experimental analysis different times earthworm body, definite collaborative best earthworm of repairing bed is put the time in a suitable place to breed.
Further, the process of the plant that screening in described step (3), plantation and harvesting cadmium, plumbous excess absorb is:
1. the collaborative bed of repairing is divided into zones of different, the different types of plant of each ecological region planting, in harvest time, gather in, the content of cadmium, lead in the stem of experimental analysis plant, leaf site, calculate the average content of every Plants cadmium, lead, according to the average content of cadmium, lead order from big to small, arrange, filter out cadmium or the absorption of plumbous excess and accumulate maximum plant species;
2. again collaborative repair on bed that plantation again filters out cadmium, plumbous excess are absorbed and accumulate maximum plant species;
3. the collaborative bed of repairing is regularly watered, maintain bed upper vegeto-animal normal growth and a breeding.
Preferably, while screening plant variety in described step (3), the content that can separate cadmium (lead) in the part of stem leaf of independent experimental analysis plant, calculate the average content of every Plants cadmium (lead), according to the average content of cadmium (lead) order from big to small, arrange, filter out the absorption of cadmium (lead) excess and accumulate maximum plant variety; Or cadmium and plumbous content sum in the part of stem leaf of experimental analysis plant, calculate the mean value of every Plants cadmium and lead content sum, according to the mean value of cadmium and lead content sum order from big to small, arrange, filter out cadmium, the absorption of plumbous excess and accumulate maximum plant variety.
Preferably, in described step (3), the plant variety of plantation is selected Native species as far as possible, and cost is low like this, efficiency is high.
Further, the earthworm of results and the plant of harvesting are sent garbage burning factory burning disposal.
Preferably, through one to two harvesting season, the collaborative soil of repairing on bed reaches after relevant national standard, and the soil on bed is removed and stacked, and carries out the reparation of next round.
The invention has the beneficial effects as follows, by screening, obtained cadmium, plumbous excess have been absorbed, accumulated best earthworm and plant species, repaired the industrial place of polluting, industrial place after reparation can be used for the non-edible farmland of construction land, greening and part, this invention is easy to operate, small investment, cost are low, with strong points, safe and reliable.
The specific embodiment
In order further to disclose the present invention, below in conjunction with specific embodiment, the present invention is described in detail.
Embodiment
Experiment Shi Changzhou University experimental site carries out; the contaminated soil of experiment is taken from an other chemical pollution place of Changzhou Zhong Wu main road; collaborative size of repairing bed is 2 meters * 1 meter * 0.6 meter; collaborative bottom antiseepage of repairing bed is processed; adopt and lay barrier film, barrier film adopts the plastic foil of 1.5 millimeters thick, further; destroyed for preventing barrier film, at barrier film bottom soil layer and barrier film upper surface, lay fine sand as protective layer.
The collaborative bed of repairing is divided into four zoness of different with glass, in two regions, put Eisenia Foetida in a suitable place to breed, Dula earthworm is put in two other region in a suitable place to breed, and cadmium, lead content after 30 days in two kinds of earthworm bodies of experimental analysis filter out cadmium, the absorption of plumbous excess and accumulate maximum Eisenia Foetida; The soil that two other is put in a suitable place to breed to the region of Dula earthworm carries out fragmentation, sieves, remove Dula earthworm, again put the Eisenia Foetida filtering out in a suitable place to breed, cadmium, lead content in experimental comparative analysis 20-45 days every day earthworm body, determine that the collaborative best earthworm time of putting in a suitable place to breed of repairing bed is 35 days.
Further, when putting earthworm in a suitable place to breed, in collaborative four zoness of different of repairing bed, plant the different types of three-coloured amaranths in four kinds of southern area of Jiangsu Province of collecting, in picking time, gather in three-coloured amaranth, the stem of experimental analysis three-coloured amaranth, cadmium and plumbous content sum in leaf site, calculate the mean value of every kind of three-coloured amaranth cadmium and plumbous content sum, according to mean value order from big to small, arrange, filter out excess absorption and accumulate maximum VARIETIES OF VEGETABLE AMARANTHUS, again in contaminated soil again plantation filter out cadmium and plumbous excess are absorbed and accumulate maximum VARIETIES OF VEGETABLE AMARANTHUS, when absorbing and accumulate, excess when maximum three-coloured amaranth grows to 0.2 meter, gathers in the leaf of three-coloured amaranth bottom maturation, maintain the normal growth at other position of three-coloured amaranth, by constantly growing up, harvesting, make three-coloured amaranth obtain as far as possible many harvesting amounts a season of growth.
The collaborative bed of repairing is regularly watered, maintain bed upper vegeto-animal normal growth and a breeding.
Further, the earthworm of results and the three-coloured amaranth of harvesting send garbage burning factory burning disposal.
The above-mentioned foundation desirable embodiment of the present invention of take is enlightenment, and by above-mentioned description, relevant staff can, within not departing from the scope of this invention technological thought, carry out various change and modification completely.The technical scope of this invention is not limited to the content on description, must determine its technical scope according to claim scope.
Claims (4)
1. the collaborative technical method of repairing cadmium, lead-contaminated soil of animals and plants, is characterized in that, it is implemented in accordance with the following steps:
(1) collaborative construction of repairing bed;
(2) collaborative repair earthworm in bed preferably, put in a suitable place to breed and gather in the crops;
(3) screening on collaborative reparation bed, plantation and the harvesting plant to cadmium, the absorption of plumbous excess.
Further, in described step (1), the collaborative building course of repairing bed is:
1. investigate, test, analyze, determine scope, area and the degree of depth of contaminated soil;
2. according to investigation result, plan, determine position, area that contaminated soil is administered;
Near ③ management goal district, digging and building the length of side is that 5-10 rice, the degree of depth are the collaborative reparation bed of 0.5-0.7 rice;
4. collaborative bottom antiseepage of repairing bed is processed, and adopts and lays barrier film, and barrier film can adopt the plastic foil of 1.5-2 millimeters thick, and lap-joint will handle well, to improve anti-seepage effect; Further, destroyed for preventing barrier film, need lay fine sand at barrier film bottom soil layer and barrier film upper surface, or using geotextiles and add fine sand as protective layer;
5. peel off contaminated soil, be filled on the protective layer of barrier film, stripping depth is 0.5-0.7 rice, if the degree of depth of soil pollution is larger, need to repeatedly peel off contaminated site, and the degree of depth of at every turn peeling off is 0.5-0.7 rice; Soil after reparation completes can first accumulation deposit, after orlop soil stripping, refills back original position.
Further, in described step (2) earthworm preferably, put in a suitable place to breed and results process is:
1. the collaborative bed of repairing is divided into zones of different, in each region, puts different types of earthworm in a suitable place to breed;
2. cadmium, the lead content in experimental analysis variety classes earthworm body after 30-45 days, filters out cadmium, the absorption of plumbous excess and accumulates maximum earthworm kind;
3. in collaborative zones of different of repairing bed, again put the earthworm kind filtering out in a suitable place to breed, cadmium, lead content in experimental analysis different times earthworm body, definite collaborative best earthworm of repairing bed is put the time in a suitable place to breed.
Further, the process that screening in described step (3), plantation and harvesting cadmium, plumbous excess absorb plant is:
1. the collaborative bed of repairing is divided into zones of different, the different types of plant of each ecological region planting, in harvest time, gather in, the content of cadmium, lead in the stem of experimental analysis plant, leaf site, calculate the average content of every Plants cadmium, lead, according to the average content of cadmium, lead order from big to small, arrange, filter out cadmium or the absorption of plumbous excess and accumulate maximum plant species;
2. again collaborative repair on bed that plantation again filters out cadmium, plumbous excess are absorbed and accumulate maximum plant species;
3. the collaborative bed of repairing is regularly watered, maintain bed upper vegeto-animal normal growth and a breeding.
2. a kind of animals and plants as claimed in claim 1 are worked in coordination with the technical method of repairing cadmium, lead-contaminated soil, it is characterized in that: during screening plant variety, the content that can separate cadmium (lead) in the part of stem leaf of independent experimental analysis plant, calculate the average content of every Plants cadmium (lead), according to the average content of cadmium (lead) order from big to small, arrange, filter out the absorption of cadmium (lead) excess and accumulate maximum plant variety; Or cadmium and plumbous content sum in the part of stem leaf of experimental analysis plant, calculate the mean value of every Plants cadmium and lead content sum, according to the mean value of cadmium and lead content sum order from big to small, arrange, filter out cadmium, the absorption of plumbous excess and accumulate maximum plant variety.
3. the collaborative technical method of repairing cadmium, lead-contaminated soil of a kind of animals and plants as claimed in claim 1, is characterized in that: the plant variety of plantation is selected Native species as far as possible, and cost is low like this, efficiency is high.
4. the collaborative technical method of repairing cadmium, lead-contaminated soil of a kind of animals and plants as claimed in claim 1, is characterized in that: the earthworm of results and the plant of harvesting are sent garbage burning factory burning disposal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410168329.9A CN103962368B (en) | 2014-04-24 | 2014-04-24 | A kind of animals and plants work in coordination with the technical method repairing cadmium, lead-contaminated soil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410168329.9A CN103962368B (en) | 2014-04-24 | 2014-04-24 | A kind of animals and plants work in coordination with the technical method repairing cadmium, lead-contaminated soil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103962368A true CN103962368A (en) | 2014-08-06 |
| CN103962368B CN103962368B (en) | 2016-04-13 |
Family
ID=51232649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410168329.9A Active CN103962368B (en) | 2014-04-24 | 2014-04-24 | A kind of animals and plants work in coordination with the technical method repairing cadmium, lead-contaminated soil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103962368B (en) |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104190699A (en) * | 2014-08-22 | 2014-12-10 | 江苏绿田环保科技有限公司 | Method for screening soil organic pollution remediation plant |
| CN104226680A (en) * | 2014-10-09 | 2014-12-24 | 常州大学 | Repairing device and method for cadmium-contaminated soils |
| CN104289504A (en) * | 2014-10-21 | 2015-01-21 | 苗庆龄 | Comprehensive heavy metal contaminated soil remediation method |
| CN104289505A (en) * | 2014-10-21 | 2015-01-21 | 苗庆龄 | Method for restoring heavy metal contaminated soil by comprehensively utilizing animals and plants |
| CN104289506A (en) * | 2014-10-21 | 2015-01-21 | 赵连祺 | Biological remediation method for soil polluted by cadmium, zinc, lead and copper ions |
| CN104475433A (en) * | 2014-11-19 | 2015-04-01 | 湖南广义科技有限公司 | Harmless control and resource recovery method of lands polluted by heavy metals |
| CN104874596A (en) * | 2015-06-17 | 2015-09-02 | 北京中禾葆蓝环保科技有限公司 | Method for repairing soil heavy metal pollution by synergy of plants, mycorrhiza and earthworm |
| CN105312311A (en) * | 2014-10-21 | 2016-02-10 | 苗庆龄 | Method for repairing heavy metal contaminated soil through biochemical resources |
| CN106342437A (en) * | 2016-08-31 | 2017-01-25 | 李万 | Efficient regional fertilizing method |
| CN106391683A (en) * | 2016-11-23 | 2017-02-15 | 深圳市中禾环保工程有限公司 | Method for remedying heavy metals with earthworm microcosm system |
| CN107755415A (en) * | 2017-09-26 | 2018-03-06 | 浙江农林大学 | A kind of device and its restorative procedure for restoration of soil polluted by heavy metal |
| CN108372196A (en) * | 2018-02-09 | 2018-08-07 | 广州市怡地环保有限公司 | Heavy-metal contaminated soil restorative procedure |
| CN110756576A (en) * | 2019-09-12 | 2020-02-07 | 金晨辉 | Soil replacement lead removal method for soil lead pollution treatment |
| CN112114113A (en) * | 2020-08-26 | 2020-12-22 | 西藏自治区农牧科学院农业质量标准与检测研究所 | Agricultural product heavy metal risk assessment method based on soil-crop system |
| CN112893449A (en) * | 2021-01-08 | 2021-06-04 | 河南大学 | Method for repairing heavy metal in tidal flat land based on animals and plants |
| CN114160567A (en) * | 2021-11-05 | 2022-03-11 | 湖南凯迪工程科技有限公司 | Animal and plant cooperative remediation method and device for site pollution |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5391020A (en) * | 1992-05-06 | 1995-02-21 | Sdvc, Inc. | Method for removing a substance from a medium |
| US6250237B1 (en) * | 1991-02-04 | 2001-06-26 | Louis A. Licht | Method for using tree crops as pollutant control |
| CN101337231A (en) * | 2008-08-12 | 2009-01-07 | 天津师范大学 | Method for promoting lawn absorb heavy metal from consumer garbage compost and increasing photosynthesis amount cooperated with angleworm |
| EP2065103A1 (en) * | 2007-11-27 | 2009-06-03 | S.E.A.S.R.L. | In situ decontamination of soils and groundwater |
| CN101797579A (en) * | 2009-12-30 | 2010-08-11 | 中山大学 | Method for treating soil heavy metal combined pollution |
| CN101947541A (en) * | 2010-10-14 | 2011-01-19 | 上海第二工业大学 | Method for remediation of soil polluted by polycyclic aromatic hydrocarbons |
| CN101947539A (en) * | 2010-08-06 | 2011-01-19 | 浙江博世华环保科技有限公司 | Soil remediation method for treating heavy metal pollutants |
| CN102553904A (en) * | 2012-01-17 | 2012-07-11 | 浙江博世华环保科技有限公司 | Bioremediation method for soil polluted by heavy metals |
| CN203253712U (en) * | 2013-04-15 | 2013-10-30 | 中国地质大学（武汉） | Experimental device for researching soil heavy metal pollution remediation through earthworm-plant system |
-
2014
- 2014-04-24 CN CN201410168329.9A patent/CN103962368B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6250237B1 (en) * | 1991-02-04 | 2001-06-26 | Louis A. Licht | Method for using tree crops as pollutant control |
| US5391020A (en) * | 1992-05-06 | 1995-02-21 | Sdvc, Inc. | Method for removing a substance from a medium |
| EP2065103A1 (en) * | 2007-11-27 | 2009-06-03 | S.E.A.S.R.L. | In situ decontamination of soils and groundwater |
| CN101337231A (en) * | 2008-08-12 | 2009-01-07 | 天津师范大学 | Method for promoting lawn absorb heavy metal from consumer garbage compost and increasing photosynthesis amount cooperated with angleworm |
| CN101797579A (en) * | 2009-12-30 | 2010-08-11 | 中山大学 | Method for treating soil heavy metal combined pollution |
| CN101947539A (en) * | 2010-08-06 | 2011-01-19 | 浙江博世华环保科技有限公司 | Soil remediation method for treating heavy metal pollutants |
| CN101947541A (en) * | 2010-10-14 | 2011-01-19 | 上海第二工业大学 | Method for remediation of soil polluted by polycyclic aromatic hydrocarbons |
| CN102553904A (en) * | 2012-01-17 | 2012-07-11 | 浙江博世华环保科技有限公司 | Bioremediation method for soil polluted by heavy metals |
| CN203253712U (en) * | 2013-04-15 | 2013-10-30 | 中国地质大学（武汉） | Experimental device for researching soil heavy metal pollution remediation through earthworm-plant system |
Non-Patent Citations (3)
| Title |
|---|
| 杨柳等: "Pb~(2+)、Cd~(2+)胁迫作用下蚯蚓、菌根菌及其联合作用对植物修复的影响", 《贵州农业科学》, vol. 38, no. 11, 31 December 2010 (2010-12-31), pages 156 - 158 * |
| 王学锋等: "蚯蚓在植物修复重金属污染土壤中的应用前景", 《安徽农业科学》, vol. 36, no. 17, 30 December 2008 (2008-12-30), pages 7415 - 7416 * |
| 马淑敏等: "蚯蚓-甜高粱复合***对土壤镉污染的修复作用及机理初探", 《农业环境科学学报》, vol. 27, no. 01, 31 December 2008 (2008-12-31), pages 0133 - 0138 * |
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104190699B (en) * | 2014-08-22 | 2017-02-08 | 江苏绿田环保科技有限公司 | Method for screening soil organic pollution remediation plant |
| CN104190699A (en) * | 2014-08-22 | 2014-12-10 | 江苏绿田环保科技有限公司 | Method for screening soil organic pollution remediation plant |
| CN104226680A (en) * | 2014-10-09 | 2014-12-24 | 常州大学 | Repairing device and method for cadmium-contaminated soils |
| CN104226680B (en) * | 2014-10-09 | 2016-04-13 | 常州大学 | A kind of prosthetic device of cadmium pollution soil and method |
| CN104289504A (en) * | 2014-10-21 | 2015-01-21 | 苗庆龄 | Comprehensive heavy metal contaminated soil remediation method |
| CN104289505A (en) * | 2014-10-21 | 2015-01-21 | 苗庆龄 | Method for restoring heavy metal contaminated soil by comprehensively utilizing animals and plants |
| CN104289506A (en) * | 2014-10-21 | 2015-01-21 | 赵连祺 | Biological remediation method for soil polluted by cadmium, zinc, lead and copper ions |
| CN105312311A (en) * | 2014-10-21 | 2016-02-10 | 苗庆龄 | Method for repairing heavy metal contaminated soil through biochemical resources |
| CN104289504B (en) * | 2014-10-21 | 2016-03-30 | 武汉文科生态环境有限公司 | A kind of method for comprehensive repairing of heavy-metal contaminated soil |
| CN104475433A (en) * | 2014-11-19 | 2015-04-01 | 湖南广义科技有限公司 | Harmless control and resource recovery method of lands polluted by heavy metals |
| CN104874596A (en) * | 2015-06-17 | 2015-09-02 | 北京中禾葆蓝环保科技有限公司 | Method for repairing soil heavy metal pollution by synergy of plants, mycorrhiza and earthworm |
| CN106342437A (en) * | 2016-08-31 | 2017-01-25 | 李万 | Efficient regional fertilizing method |
| CN106342437B (en) * | 2016-08-31 | 2018-08-21 | 安徽金皖泰面粉有限公司 | A kind of subregion fertilizer application method |
| CN106391683A (en) * | 2016-11-23 | 2017-02-15 | 深圳市中禾环保工程有限公司 | Method for remedying heavy metals with earthworm microcosm system |
| CN107755415A (en) * | 2017-09-26 | 2018-03-06 | 浙江农林大学 | A kind of device and its restorative procedure for restoration of soil polluted by heavy metal |
| CN107755415B (en) * | 2017-09-26 | 2022-07-12 | 浙江农林大学 | Device for repairing heavy metal contaminated soil and repairing method thereof |
| CN108372196A (en) * | 2018-02-09 | 2018-08-07 | 广州市怡地环保有限公司 | Heavy-metal contaminated soil restorative procedure |
| CN110756576A (en) * | 2019-09-12 | 2020-02-07 | 金晨辉 | Soil replacement lead removal method for soil lead pollution treatment |
| CN112114113A (en) * | 2020-08-26 | 2020-12-22 | 西藏自治区农牧科学院农业质量标准与检测研究所 | Agricultural product heavy metal risk assessment method based on soil-crop system |
| CN112893449A (en) * | 2021-01-08 | 2021-06-04 | 河南大学 | Method for repairing heavy metal in tidal flat land based on animals and plants |
| CN114160567A (en) * | 2021-11-05 | 2022-03-11 | 湖南凯迪工程科技有限公司 | Animal and plant cooperative remediation method and device for site pollution |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103962368B (en) | 2016-04-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103962368B (en) | A kind of animals and plants work in coordination with the technical method repairing cadmium, lead-contaminated soil | |
| CN102513341B (en) | Chemical-giant reed combined ecological recovery method of polymetal polluted soil in mining and metallurgy zones | |
| CN100518970C (en) | Renovation method for plant in soil of zinc-cadmium combined pollution | |
| CN108114977A (en) | It is a kind of to utilize super enriching plant and the method in the quick restoring cadmium polluted arable land of energy-source plant crop rotation plantation | |
| CN103909088A (en) | Technique for reducing content of cadmium and lead in soil | |
| CN103878171B (en) | A kind of Ecological Disposal bed of chromium-polluted soil | |
| CN104070058B (en) | For the chemical-biological coupling restorative procedure of Cd Pollution in Soil | |
| CN111185469A (en) | Abandoned mine restoration method based on biological habitat restoration | |
| CN106180160B (en) | Method for promoting castor to restore cadmium-zinc combined polluted soil | |
| Dimitriou et al. | Landfill leachate treatment with willows and poplars–Efficiency and plant response | |
| CN106424130A (en) | Restoration method for cadmium-contaminated rice field | |
| CN1397390A (en) | Method for treating As polluted soil | |
| CN103232850A (en) | Garbage soil improvement agent and preparation method of improvement agent and improving method of garbage soil | |
| CN102580987A (en) | Method for improving phytoremediation efficiency of farmland soil with light cadmium pollution by using potash fertilizer | |
| CN101596541B (en) | Method for remedying heavy metals in domestic waste leakage solution | |
| CN104190704A (en) | Method for remedying soil in sewage irrigation area | |
| CN103418606A (en) | Method for restoring and using agricultural land contaminated by heavy metal | |
| CN105665439A (en) | Practical method for farmland soil cadmium pollution remediationby planting Salix jiangsuensis J795 | |
| CN104259194A (en) | Restoration technology of cadmium-polluted soil | |
| CN102303040A (en) | Remediation method for acid heavy metal contaminated soil | |
| CN109482628A (en) | A method of utilizing S.plumbizincicola-little leaf boxwood Intercropping System cadmium pollution soil repair | |
| CN103406348A (en) | Application of Youngia erythrocarpa in restoration of orchard soil contaminated by heavy metal cadmium | |
| CN106825011B (en) | Method for removing heavy metal Pb in soil | |
| CN105598142A (en) | Method for repairing farmland soil polluted by cadmium | |
| CN1502423A (en) | Method for repairing arsenium contaminated environment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201113 Address after: 213000 No.1 building of SME Entrepreneurship Center, Yitang Town, Pizhou City, Xuzhou City, Jiangsu Province Patentee after: JIANGSU JINGMU BIOTECHNOLOGY Co.,Ltd. Address before: Gehu Lake Road Wujin District 213164 Jiangsu city of Changzhou province No. 1 Patentee before: CHANGZHOU University |