CN102172608A - Application of artemisia stolonifera in repairing of heavy metal cadmium polluted soil - Google Patents
Application of artemisia stolonifera in repairing of heavy metal cadmium polluted soil Download PDFInfo
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- CN102172608A CN102172608A CN 201110025443 CN201110025443A CN102172608A CN 102172608 A CN102172608 A CN 102172608A CN 201110025443 CN201110025443 CN 201110025443 CN 201110025443 A CN201110025443 A CN 201110025443A CN 102172608 A CN102172608 A CN 102172608A
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Abstract
The invention discloses feverfew artemisia stolonifera, and in particular relates to an application of the Artemisia stolonifera in repairing of heavy metal cadmium polluted soil, namely planting the artemisia stolonifera in the heavy metal cadmium polluted soil. The enrichment of the artemisia stolonifera to the heavy metal cadmium is utilized, the artemisia stolonifera is planted into the polluted soil, the heavy metal cadmium can be absorbed and accumulated, and most cadmium can be transferred to the overground part; and the overground part is subjected to ashing treatment to extract the heavy metal, thus the aim of repairing the heavy metal cadmium polluted soil is achieved. The artemisia stolonifera has strong fertility, can grow rapidly and can grow on extremely poor soil, and management is extensive in the growing process of the artemisia stolonifera, thus the cost is low, the operability is high, and a new plant resource specie used for repairing the heavy metal cadmium polluted soil is developed.
Description
Technical field
The present invention relates to the recovery technique field of heavy metal pollution in the environment, be specially the application of wide leaf mountain wormwood artemisia in the repairing heavy metal in soil cadmium pollution.
Background technology
Along with developing rapidly of economic globalization, the heavy metal pollution of global soil is more and more serious.The discharging of industry " three wastes " and motor-vehicle tail-gas, the abuse of sewage irrigation and agricultural chemicals and chemical fertilizer has caused serious environmental and heavy metal pollution.And heavy metal cadmium (Cd) pollution has characteristics such as disguise, chronicity and irreversibility in the environment, its pollutant poor mobility, holdup time in medium are grown, can not be degraded by microorganisms, also can influence human health the most at last, cause immeasurable influence through approach such as food chain transmission.World-shaking Japanese Itai-itai diseases incident is polluted by the cadmium element in the soil and is caused.Therefore, cadmium pollution soil is badly in need of administering.
Heavy metal in the soil has biological non-degradable and relative stability, and therefore utilizing plant that the metallic pollution site is repaired is a up-and-coming selection that solves heavy metal pollution problem in the environment.It has small investment, efficient height, and does not cause multifrequency natures such as secondary pollution, has shown great potentiality in the remediating heavy metal soil pollution.Enriching plant mostly is gathered in the field in group's mode, mainly in the mine district, the mineralization band, be rich in the metallic element rock decay and form on the soil.Therefore, abandoned mine or metallic ore being appeared that the plant that goes up self-sow investigates is the effective ways of seeking enriching plant or hyperaccumulative plant.
The enriching heavy metal plant overwhelming majority who finds belongs to the enriching plant of nickel, copper, zinc, selenium, manganese, arsenic etc. at present, and the enriching plant of cadmium is less.The hyperaccumulative plant of cadmium comprises a few plant that penny cress belongs to; The enriching plant of cadmium has been found vetiver, ramie, black nightshade, little liquor, a bur beggar-ticks etc., and single and combined pollution all has stronger patience and accumulation ability to cadmium for they.But at present most of cadmium enriching plant fertilities of finding are weak, poor growth, to soil environment adaptive capacity difference etc., be restricted in actual applications.Therefore, seeking other cadmium enriching plants to overcome the shortcoming of existing rehabilitation plant, cultivate the kind that fertility is strong, growth is quick, can adapt to extremely barren soil, is cadmium pollution soil phytoremediation technology problem demanding prompt solution.
Meanwhile, along with the development of industrial and agricultural production, Cadmium Pollution in Soils is the situation that increases the weight of, and especially agricultural soil cadmium pollution situation is troubling.And the plant variety resource that can be used for the cadmium pollution soil reparation at present is difficult to satisfy actual needs, suddenly treats further research and enlarges available resources.In addition, plant resources is quite abundant on the earth, determine which plant whether have corresponding enriched character to cadmium, needs a large amount of human and material resources of cost and financial resources, also may not just the plant variety that suits the requirements be can filter out, thereby the efficient and the application of phytoremediation restricted.
(Latin is by name for wide leaf mountain wormwood artemisia
Artemisia stolonifera(Maxim.) Kom) be composite family artemisia renascent, main product is in being distributed in ground such as the Inner Mongol, Sichuan.
Summary of the invention
The inventor is in the research work of being engaged in the heavy metal pollution reparation, and after the heavy metal accumulation plants such as the existing slenderstalk dicranostigma herb of secondary, wild crowndaisy chrysanthemum, find once more: (Latin is by name for the wide leaf of composite family sagebruss mountain wormwood artemisia
Artemisia stolonifera(Maxim.) Kom), the cadmium heavy metal in the soil environment had significant enriched character.Therefore, purpose of the present invention is exactly the problem that can be used for the plant variety inadequate resource of heavy metal pollution of soil biological restoration at above-mentioned, and a kind of new application of the wide leaf of plant variety mountain wormwood artemisia in the repairing heavy metal in soil cadmium pollution is provided.
In order to realize the foregoing invention purpose, the technical solution used in the present invention is as follows:
The application of wide leaf mountain wormwood artemisia in the repairing heavy metal in soil cadmium pollution, the wide leaf of plantation mountain wormwood artemisia is repaired the heavy metal cadmium contaminated soil in the soil of heavy metal cadmium.
The kind method for planting of described wide leaf mountain wormwood artemisia is directly to transplant, and directly transplants in the soil of heavy metal cadmium.
The kind method for planting of described wide leaf mountain wormwood artemisia is planted wide leaf mountain wormwood artemisia seed sowing in the soil of heavy metal cadmium for sowing.
Wide leaf mountain wormwood artemisia to plantation carries out the aerial part of periodical reaping plant, and carries out ashing and handle, and extracts heavy metal.
The application of wide leaf mountain wormwood artemisia in the rehabilitating soil cadmium pollution, with wide leaf mountain wormwood artemisia (
Artemisia stolonifera(Maxim.) Kom) plant in the soil of heavy metal cadmium and get final product.Absorb Cd in the contaminated soil in a large number by wide leaf mountain wormwood artemisia root system, and it is transferred to overground part organs such as stem and leaf, thereby realize removing the purpose of pollutant in soil heavy metal Cd.
The vitality of wide leaf mountain wormwood artemisia is very vigorous, is easy to survive, and can directly transplant or seed sowing be grown; Can survive extensive management in its whole growth process under field conditions (factors).
As preferably: the plantation step of wide leaf mountain wormwood artemisia is:
1. seedling is prepared: (1) adopts direct transplanting method, and under the natural conditions, (Latin is by name with the wide leaf of the composite family sagebruss mountain wormwood artemisia that collects
Artemisia stolonifera(Maxim.) Kom) seedling is directly transplanted in the middle of the soil that cadmium heavy metal pollution is arranged.(2) seed sowing mode under field conditions (factors), (Latin is by name with the wide leaf of the composite family sagebruss mountain wormwood artemisia that collects
Artemisia stolonifera(Maxim.) Kom) seed directly is seeded in the middle of the soil of cadmium heavy metal pollution.
2. daily management: the plant culture phase, irregularly water according to the soil moisture actual conditions and to guarantee that soil moisture remains on about 80% of field capacity.
3. harvesting is handled: the aerial part of toothing harvesting plant after 85 days, and the aerial part that gathers in is carried out ashing handle, extract heavy metal cadmium.
Treat can carry out periodical reaping when aerial part forms certain biomass, heavy metal Cd is along with the harvesting of aerial part is removed in a large number.Its seed natural propagation growth is quick, but the yet continued growth of toothing part does not need annual plantation, can effectively reduce the content of Cd in the contaminated soil, thus repairing polluted soil.
Wide leaf mountain wormwood artemisia among the present invention (Artemisia stolonifera (Maxim.) Kom) for composite family artemisia herbaceos perennial, through experimental study, proves that it mainly has patience and enriched character to cadmium (Cd) heavy metal.The present invention has made full use of the enriched character of wide leaf mountain wormwood artemisia to the Cd heavy metal, with its seedling replanting or with its seed sowing to by in the soil of heavy metal cadmium, Cd heavy metal in the absorption and accumulation contaminated soil, and its major part is transported to aerial part, reduce the content of Cd in the soil, when treating that aerial part forms certain biomass, but toothing gathers in and carries out ashing and handle, extract heavy metal continuously, thereby reach the purpose that reduces Cd content in the contaminated soil.
Compared with prior art, the invention has the beneficial effects as follows:
The inventor finds that by experimental study wide leaf mountain wormwood artemisia has significant patience and enriched character to heavy metal cadmium.The present invention utilizes this patience and the enriched character of wide leaf mountain wormwood artemisia to heavy metal cadmium just, it planted in cadmium pollution soil, but the absorption and accumulation heavy metal cadmium, and its major part is transported to aerial part, to reach the purpose of repairing polluted soil.And because wide leaf mountain wormwood artemisia fertility is strong, growth fast, can on extremely barren soil, grow, extensive management in its growth course, thereby cost is lower, workable, for the phytoremediation of heavy-metal contaminated soil has been developed new plant resource variety.
Description of drawings
Fig. 1 is wide leaf mountain wormwood artemisia the upperground part biomass under the different Cd concentration treatment conditions among the embodiment.
The specific embodiment
The present invention is described in further detail below in conjunction with the specific embodiment.
But this should be interpreted as that the scope of the above-mentioned theme of the present invention only limits to following embodiment.
Embodiment 1
Present embodiment is the application of wide leaf mountain wormwood artemisia in the repairing heavy metal in soil cadmium pollution:
Test site is located at soil and fertilizer experiment station, Sichuan Agricultural University teaching and scientific research farm.
The method of potted plant simulated soil heavy metal pollution is adopted in this test, spring, the wide leaf of transplanting composite family sagebruss mountain wormwood artemisia (
Artemisia stolonifera(Maxim.) Kom) seedling is to pick up from the atavism seedling that the rich spring in Hanyuan County, Sichuan Province is united plumbous zinc ore district.Wide leaf mountain wormwood artemisia is planted in adding the potted plant soil that the gradient concentration heavy metal cadmium crosses, and 6 in every basin repeats for 3 times.In the solarium, cultivate, irregularly water according to the soil moisture actual conditions and guarantee that soil moisture remains on about 80% of field capacity, treat the plant maturation after 85 days after, carry out toothing harvesting plant harvesting and ashing and handle, measure heavy metal cadmium content wherein.
4 processing are established in test altogether, are respectively CK(and do not add heavy metal) the different heavy metal concentrations that add with 4 test, and adding concentration is 5 mg kg
-1(T1), 30 mg kg
-1(T2), 90 mg kg
-1(T3), 120 mg kg
-1(T4), the heavy metal form that adds is respectively CdCl
22.5H
2O is an AR, joins in the soil with solid-state, abundant mixing, and the back is stand-by around the balance.
Result of the test is as follows:
Fig. 1 is wide leaf mountain wormwood artemisia the upperground part biomass under the different Cd concentration treatment conditions.The analysis showed that by statistics it is 5,30,90 mg kg that Cd adds concentration
-1Processing in, the upperground part biomass exceeds 102.55%, 58.20% and 55.06% respectively all according to mutually high, has shown extremely strong patience.Meanwhile, pollute under the processing horizontal, promptly add concentration greater than 120 mg kg at higher Cd
-1After, the upperground part biomass descends to some extent, and is only low compared with the control by 1.32%, illustrated that wide leaf mountain wormwood artemisia has very strong patience.
The Cd assay the results are shown in following table 1 in the plant:
Wide leaf mountain wormwood artemisia is to the enrichment characteristics of cadmium under the table 1. different disposal concentration
TF is a transfer ratio, and BCF is a concentration coefficient
Table 1 is the result show, cadmium adds concentration when T1～T3 concentration in the soil, wide leaf mountain wormwood artemisia overground part transfer ratio is also all greater than 1, in soil, add concentration when being 120mg kg-1, plant overground part content reaches 39.17 mg kg-1, and cadmium content illustrates that with adding increasing and increasing of concentration wide leaf mountain wormwood artemisia has certain accumulation ability in the plant body.
Comprehensive wide leaf mountain wormwood artemisia is to the patience and the enrichment characteristics of cadmium, and wide leaf mountain wormwood artemisia is the patience and the enriching plant of cadmium, and the Cd contaminated soil is had stronger repair ability.
Claims (4)
1. the application of wide leaf mountain wormwood artemisia in the repairing heavy metal in soil cadmium pollution is characterized in that: the wide leaf of plantation mountain wormwood artemisia in the soil of heavy metal cadmium, the heavy metal cadmium contaminated soil is repaired.
2. the application of wide leaf according to claim 1 mountain wormwood artemisia in the repairing heavy metal in soil cadmium pollution is characterized in that: the kind method for planting of described wide leaf mountain wormwood artemisia is directly transplanted in the soil of heavy metal cadmium for directly transplanting.
3. the application of wide leaf according to claim 1 mountain wormwood artemisia in the repairing heavy metal in soil cadmium pollution is characterized in that: the kind method for planting of described wide leaf mountain wormwood artemisia is planted wide leaf mountain wormwood artemisia seed sowing in the soil of heavy metal cadmium for sowing.
4. the application of wide leaf according to claim 1 mountain wormwood artemisia in the repairing heavy metal in soil cadmium pollution is characterized in that: the wide leaf mountain wormwood artemisia to plantation carries out the aerial part of periodical reaping plant, and carries out ashing and handle, and extracts heavy metal.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011100254432A CN102172608B (en) | 2011-01-24 | 2011-01-24 | Application of artemisia stolonifera in repairing of heavy metal cadmium polluted soil |
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| CN2011100254432A CN102172608B (en) | 2011-01-24 | 2011-01-24 | Application of artemisia stolonifera in repairing of heavy metal cadmium polluted soil |
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| CN102172608A true CN102172608A (en) | 2011-09-07 |
| CN102172608B CN102172608B (en) | 2012-07-04 |
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| CN102658289A (en) * | 2012-05-18 | 2012-09-12 | 西南科技大学 | Method for enhancing capacity of repairing soil polluted by uranium or/and cadmium of broad bean by using fertilizer |
| CN103406348A (en) * | 2013-08-15 | 2013-11-27 | 四川农业大学 | Application of Youngia erythrocarpa in restoration of orchard soil contaminated by heavy metal cadmium |
| CN103447290A (en) * | 2013-08-23 | 2013-12-18 | 林立金 | Remediation method for heavy metal cadmium pollution of orchard soil based on galinsoga parviflora |
| CN103551369A (en) * | 2013-10-25 | 2014-02-05 | 朱雪梅 | Method for repairing cadmium and zinc polluted farmland soil by use of weeds and capsella bursa-pastoris in farmland in winter |
| CN108080404A (en) * | 2017-12-06 | 2018-05-29 | 内蒙古新创环境科技有限公司 | A kind of method for drought-hit area heavy-metal contaminated soil of being trembled with fear using black sand sagebrush (Artemisia filifolia) reparation |
| CN108326039A (en) * | 2018-01-18 | 2018-07-27 | 四川农业大学 | A method of it is splitting the restoring cadmium polluted orchard soil of Pterocypsela indica more |
| CN108817078A (en) * | 2018-07-31 | 2018-11-16 | 西施生态科技股份有限公司 | A method of utilizing compositae plant cadmium pollution soil repair |
| CN109731908A (en) * | 2019-01-30 | 2019-05-10 | 中国科学院亚热带农业生态研究所 | A method of light moderate heavy-metal contaminated soil is repaired using artemisia selengensis |
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| CN109848206A (en) * | 2019-02-25 | 2019-06-07 | 中国科学院南京土壤研究所 | Big application of the bur beggar-ticks in restoration of soil polluted by heavy metal |
| CN109913230A (en) * | 2019-04-10 | 2019-06-21 | 天津天丰泽田生物科技有限公司 | A kind of composition for heavy-metal contaminated soil reparation |
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| CN101372016A (en) * | 2008-10-16 | 2009-02-25 | 昆明理工大学 | Plant repair method for treating soil having combined pollution of arsenic, lead and cadmium |
| CN101386018A (en) * | 2008-10-22 | 2009-03-18 | 辽宁大学 | Cadmium pollution soil repair method using compositae |
| CN101693252A (en) * | 2009-10-30 | 2010-04-14 | 四川农业大学 | Application of siegesbeckia herb in remediation of soil contaminated with heavy metal cadmium |
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2011
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101372016A (en) * | 2008-10-16 | 2009-02-25 | 昆明理工大学 | Plant repair method for treating soil having combined pollution of arsenic, lead and cadmium |
| CN101386018A (en) * | 2008-10-22 | 2009-03-18 | 辽宁大学 | Cadmium pollution soil repair method using compositae |
| CN101693252A (en) * | 2009-10-30 | 2010-04-14 | 四川农业大学 | Application of siegesbeckia herb in remediation of soil contaminated with heavy metal cadmium |
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| CN102658289A (en) * | 2012-05-18 | 2012-09-12 | 西南科技大学 | Method for enhancing capacity of repairing soil polluted by uranium or/and cadmium of broad bean by using fertilizer |
| CN103406348A (en) * | 2013-08-15 | 2013-11-27 | 四川农业大学 | Application of Youngia erythrocarpa in restoration of orchard soil contaminated by heavy metal cadmium |
| CN103406348B (en) * | 2013-08-15 | 2015-08-12 | 四川农业大学 | Haw youngia japonica is repairing the application in orchard soil heavy metal cadmium |
| CN103447290A (en) * | 2013-08-23 | 2013-12-18 | 林立金 | Remediation method for heavy metal cadmium pollution of orchard soil based on galinsoga parviflora |
| CN103447290B (en) * | 2013-08-23 | 2016-03-30 | 四川农业大学 | A kind of method of the reparation orchard soil heavy metal cadmium based on root of bidentate achyranthes chrysanthemum |
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| CN108080404A (en) * | 2017-12-06 | 2018-05-29 | 内蒙古新创环境科技有限公司 | A kind of method for drought-hit area heavy-metal contaminated soil of being trembled with fear using black sand sagebrush (Artemisia filifolia) reparation |
| CN108326039A (en) * | 2018-01-18 | 2018-07-27 | 四川农业大学 | A method of it is splitting the restoring cadmium polluted orchard soil of Pterocypsela indica more |
| CN108817078A (en) * | 2018-07-31 | 2018-11-16 | 西施生态科技股份有限公司 | A method of utilizing compositae plant cadmium pollution soil repair |
| CN109731908A (en) * | 2019-01-30 | 2019-05-10 | 中国科学院亚热带农业生态研究所 | A method of light moderate heavy-metal contaminated soil is repaired using artemisia selengensis |
| CN109848206A (en) * | 2019-02-25 | 2019-06-07 | 中国科学院南京土壤研究所 | Big application of the bur beggar-ticks in restoration of soil polluted by heavy metal |
| CN109837095A (en) * | 2019-04-10 | 2019-06-04 | 天津天丰泽田生物科技有限公司 | Contaminated soil remediation agent |
| CN109913230A (en) * | 2019-04-10 | 2019-06-21 | 天津天丰泽田生物科技有限公司 | A kind of composition for heavy-metal contaminated soil reparation |
| CN110026418A (en) * | 2019-04-10 | 2019-07-19 | 浙江大学 | A method of utilizing the naked column chrysanthemum remediating heavy metal cadmium pollution soil of enriching plant |
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