CN103861865B - A kind of method utilizing natural void soil conservation fixing device repairing polluted soil - Google Patents
A kind of method utilizing natural void soil conservation fixing device repairing polluted soil Download PDFInfo
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- CN103861865B CN103861865B CN201410077356.5A CN201410077356A CN103861865B CN 103861865 B CN103861865 B CN 103861865B CN 201410077356 A CN201410077356 A CN 201410077356A CN 103861865 B CN103861865 B CN 103861865B
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- 239000002689 soil Substances 0.000 title claims abstract description 102
- 239000011800 void material Substances 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims abstract description 21
- 241000196324 Embryophyta Species 0.000 claims abstract description 44
- 235000016709 nutrition Nutrition 0.000 claims abstract description 19
- 230000035764 nutrition Effects 0.000 claims abstract description 19
- 230000012010 growth Effects 0.000 claims abstract description 15
- 241000219138 Luffa Species 0.000 claims abstract description 14
- 235000003956 Luffa Nutrition 0.000 claims abstract description 14
- 244000005700 microbiome Species 0.000 claims abstract description 12
- 239000000126 substance Substances 0.000 claims abstract description 12
- 229910001385 heavy metal Inorganic materials 0.000 claims abstract description 10
- 239000003209 petroleum derivative Substances 0.000 claims abstract description 10
- 235000009814 Luffa aegyptiaca Nutrition 0.000 claims abstract description 9
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 3
- 238000002513 implantation Methods 0.000 claims abstract 2
- 244000302544 Luffa aegyptiaca Species 0.000 claims description 9
- 230000008635 plant growth Effects 0.000 claims description 6
- 241000331528 Chlorophytum capense Species 0.000 claims description 4
- 240000004658 Medicago sativa Species 0.000 claims description 4
- 239000003344 environmental pollutant Substances 0.000 claims description 3
- 231100000719 pollutant Toxicity 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000003756 stirring Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 6
- 230000004083 survival effect Effects 0.000 abstract description 5
- 244000280244 Luffa acutangula Species 0.000 abstract 1
- 230000008439 repair process Effects 0.000 description 7
- 235000013399 edible fruits Nutrition 0.000 description 5
- 235000015097 nutrients Nutrition 0.000 description 4
- 235000017587 Medicago sativa ssp. sativa Nutrition 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 238000009418 renovation Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 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 1
- 241000894006 Bacteria Species 0.000 description 1
- 241000051984 Blepharidachne Species 0.000 description 1
- 241000223782 Ciliophora Species 0.000 description 1
- 240000005319 Sedum acre Species 0.000 description 1
- 235000014327 Sedum acre Nutrition 0.000 description 1
- 244000241078 Solanum nodiflorum Species 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000004021 humic acid Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 238000005067 remediation Methods 0.000 description 1
- 230000005070 ripening Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000002792 vascular Effects 0.000 description 1
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Abstract
Utilize a method for natural void soil conservation fixing device remedying oil-polluted soils, comprise the following steps: 1) select air-dry after should be natural porous media, comprise the luffa dried; 2) one section of dried loofah is taken, fill with Nutrition Soil after getting chamber, repairing being used in the plant of oil or heavy-metal contaminated soil or the natural void soil conservation fixing device of seed implantation luffa formation, guaranteeing that its fibrous root can pass beyond fixing device, to its surrounding free growth; The length of one section of luffa is 6-15cm.Plant fibrous root of the present invention can absorb the harmful substances such as the petroleum hydrocarbon in soil, and petroleum hydrocarbon etc. can be decomposed by the microorganism simultaneously on fibrous root.At restoring area plantation fixing device, and impel it to grow, reach the object accelerating remedying oil-polluted soils.The invention solves the problem that traditional biological remedying oil-polluted soils efficiency is low and survival rate is low, and use natural plant material, avoid the secondary pollution to repairing environment.
Description
Technical field
The invention belongs to biological prosthetic environmental area, refer in particular to a kind of natural void soil conservation field planting method for contaminated soils such as biological prosthetic oil or heavy metal ion.
Background technology
The exploitation of oil, transport, storage and industrial discharge heavy metal ion process in, inevitably soil is polluted.Oil-polluted soils can bring extremely huge harm to the ecological environment of surrounding area, and contaminated soil also brings sizable harm by the health of the mankind by food chain simultaneously.The reparation of oil-polluted soils is become and has had important environmental problem to be solved in recent years.The reparation of oil-polluted soils is mainly divided into physics, chemistry and biological three kinds of methods, although wherein physics and chemical method repair speed comparatively fast, also often larger to the adverse effect of environment.The pollution of heavy metal to soil is as the same.
Biological renovation method is plant (as bracketplant, the alfalfa etc.) remedying oil-polluted soils utilizing degradation bacteria, be applicable to oil polluted environment, biological renovation method avoids the secondary pollution in repair process and expense is relatively not high, be a kind of restorative procedure of environmental protection and economy, shortcoming is that repair time is longer.
Utilize the harmful components in plant absorption oil-polluted soils to there is certain deficiency, this is because plant growth fraction in oil pollution soil is comparatively slow, even there is the phenomenon that can not survive, so there is remediation efficiency problem on the low side in practical application.In order to head it off, the invention of this reality proposes a kind of method adopting natural void plant soil conservation fixing device remedying oil-polluted soils, to improve actual repair efficiency, what the method adopted is natural frond, self can degrade in the environment, therefore can not cause secondary pollution to repaired environment.The present invention is applicable to the improvement of in flakes large-scale contaminated soil, has that efficiency is high, cost is low and the advantage of non-secondary pollution.
The present invention is mainly used in biological prosthetic contaminated environment field.
Summary of the invention
In order to improve existing biological prosthetic contaminated soil efficiency weak point on the low side, the present invention seeks to: aim to provide a kind of method utilizing natural void soil conservation fixing device remedying oil-polluted soils, by implanting plant seedlings in natural void soil conservation fixing device, and provide nutrient for its early growth, simultaneously also for the geophilous microorganism of nutrition provides nutrient, thus ensure that plant seedlings can grow fast in early days in oil-polluted soils, microorganism can breed rapidly, the harmful substances such as the petroleum hydrocarbon in oil-polluted soils can be absorbed to surrounding growing plants fibrous root, be attached to the microorganism that fibrous root grows and also can decompose the harmful substances such as the petroleum hydrocarbon in soil, thus reach the object of the efficiency that Phytoremediation of Petroleum-polluted Soil is provided, this natural device can be degraded voluntarily in soil simultaneously, avoid the secondary pollution that may cause environment.
Technical scheme of the present invention is achieved in the following ways: a kind of method utilizing natural void soil conservation fixing device remedying oil-polluted soils, comprises the following steps:
1) selecting suitable fruit (as sponge gourd), should be natural porous media after it is air-dry; Especially luffa is adopted; 2) one section of luffa is taken, and fill with Nutrition Soil, the plant (as bracketplant, alfalfa, S. photeinocarpum, southern red-spotted stonecrop, ciliate desert-grass etc.) being used for repairing oil or heavy-metal contaminated soil is implanted in the natural void soil conservation fixing device of luffa formation, guarantee that its fibrous root can pass beyond fixing device, to its surrounding free growth; The length of one section of luffa is 6-15cm.
It is mix and stir the microorganism for decomposing pollutant in Nutrition Soil that the present invention improves.
The plant seedlings or seed that are used for repairing polluted soil are contained after in fixing device, this device and the plant seedlings being used for repairing are imbedded in contaminated soil jointly, Nutrition Soil in fixing device can provide nutrition for the early growth of rehabilitation plant, thus guarantee its early growth speed, and avoid plant dead because being not suitable with oil-polluted soils environment, and then improve growth rate and the survival rate of its rehabilitation plant.Again because of the natural porous network structure that this fixing device has, ensure that the fibrous root of plant has good interactivity with the environment of surrounding, fibrous root can not be hindered through the hole of fixing device to the growth of surrounding, after fibrous root after plant growth fully contacts with petroleum pollution, can by contaminated soil etc. harmful substance absorb, harmful substance can also carry out decomposing or solidify process by the microorganism be simultaneously adsorbed on plant fibrous root, thus progressively reduces the harmful substance contents in Polluted Soil.In addition, this device is natural plant material, and self can degrade, and can not cause secondary pollution and harm to environment.
Beneficial effect of the present invention is: by rehabilitation plant being planted the method in natural void soil conservation fixing device, improve the efficiency of Phytoremediation of Petroleum-polluted Soil, adopt natural plant material with timer, therefore it also avoid the secondary pollution that repair process may cause environment.Plant the plant seedlings in fixing device in area to be repaired in a large number, and impel it to grow, finally reach the object accelerating remedying oil-polluted soils.The invention solves traditional biological and repair oil and heavy-metal contaminated soil efficiency is low and survival rate is not high problem, and the natural plant material that uses, avoid its secondary pollution to institute's repairing environment.
This device is planted in oil-polluted soils together with cultivated plant seedlings, the early growth that can be used as cultivated rehabilitation plant supplies nutrients, the growing environment that opposing possibility is severe, accelerate plant growth, improve the efficiency of biological prosthetic oil-polluted soils, and improve survival rate and the growth rate of plant.Can absorb the harmful substances such as petroleum hydrocarbon in soil or heavy metal to surrounding growing plants fibrous root, petroleum hydrocarbon etc. also can progressively be decomposed by the microorganism simultaneously fibrous root grown.It mainly can the oil-polluted soils applying to cause in Petroleum Production, transport, storage process of scale or commercial metal ion discharge the reparation of the contaminated soil caused.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the natural void soil conservation fixing device for repairing polluted soil;
Fig. 2 be for biological prosthetic oil-polluted soils natural void soil conservation fixing device use after schematic diagram.
Detailed description of the invention
As shown in the figure: in figure, 1 is the luffa of natural void soil conservation fixing device adopting dried loofah to make; 2 for filling nutrient soil in a device, and 3 for appearing device growing plants fibrous root; For the natural void soil conservation fixing device of contaminated soil, take (transversal) one section of luffa 1(more than diameter 5cm), length is 6,10,15cm; The vascular bundle of the ripening fruits of luffa cucurbitaceous plant sponge gourd or Guangdong sponge gourd, or the fruit of other natural porous plant is through removing the peel, drying, get chamber; Formed after adding the Nutrition Soil 2 for plant seedling growth in the fine pipe of luffa, there is natural porous network structure and the Nutrition Soil of built-in plant seedling growth.The microorganism (weight ratio is the 1-5% of Nutrition Soil) of appropriate pollution decomposing pollutant is mixed and stirred in Nutrition Soil.Nutrition Soil keeps dry, and pollution resistant plant's seed is implantable becomes commodity.As long as water during use.3 plant roots and stems for growing.
The present invention utilizes the method for natural void soil conservation fixing device remedying oil-polluted soils, comprises the following steps: 1) select suitable fruit (as sponge gourd), should be natural porous media after it is air-dry;
2) the natural plants fruit filtered out dried, remove the peel, get chamber and insert Nutrition Soil (Nutrition Soil adopts existing product, also the Nutrition Soil containing humic acid composition can be adopted, there is certain water content) after, form a kind of natural void soil conservation fixing device;
3) make the bottom of this device penetrating, and fill with Nutrition Soil, the plant (as bracketplant, alfalfa etc.) being used for remedying oil-polluted soils is implanted in this natural void soil conservation fixing device, guarantees that its fibrous root can pass beyond fixing device, to its surrounding free growth;
4) fixing device and the plant seedlings of wherein cultivating together are planted in oil pollution area;
5) with the growth of plant fibrous root, the harmful substances such as the petroleum hydrocarbon in oil-polluted soils are absorbed, simultaneously must radicicolous microorganism (especially adopt the microorganism can decomposing oil, see; The introduction of North Sea branch office of National Bureau of Oceanography) decompose and the harmful substances such as petroleum hydrocarbon are decomposed, thus reach the object of remedying oil-polluted soils.Also the plant growth adsorption and enrichment of heavy metal can be carried out.
6) in oil pollution soil region to be repaired, the plant seedlings cultivated in this natural void soil conservation of establishing in large scale fixing device, impels it to grow, reaches the object of quick remedying oil-polluted soils.Main points of the present invention are as follows: 1) apparatus of the present invention are a kind of natural porous medias, exchange that is extraneous and device internal flow material can be ensured, namely can not affect the interactivity of plant and oil-polluted soils, this device, owing to being porous media, therefore self also possesses the ability of certain absorption oil; 2) this device is natural plant material, avoids the secondary pollution to environment in repair process; 3) improve early stage survival rate and the early growth speed of the plant seedlings for repairing, thus reach the object of the efficiency improving remedying oil-polluted soil.
Claims (3)
1. utilize a method for natural void soil conservation fixing device remedying oil-polluted soils, it is characterized in that comprising the following steps: 1) select air-dry after should be natural porous media, comprise the luffa dried; 2) one section of dried loofah is taken, fill with Nutrition Soil after getting chamber, repairing being used in the plant of oil or heavy-metal contaminated soil or the natural void soil conservation fixing device of seed implantation luffa formation, guaranteeing that its fibrous root can pass beyond fixing device, to its surrounding free growth; The length of one section of luffa is 6-15cm.
2. the method utilizing natural void soil conservation fixing device remedying oil-polluted soils according to claim 1, is characterized in that:
1) selecting sponge gourd, is natural porous media after sponge gourd is air-dry;
2) sponge gourd dries, removes the peel, gets chamber and after inserting Nutrition Soil, form a kind of natural void soil conservation fixing device;
3) make the bottom of this device penetrating, and fill with Nutrition Soil, the bracketplant or alfalfa plants that are used for remedying oil-polluted soils are implanted in this natural void soil conservation fixing device, guarantee that its fibrous root can appear fixing device, and to surrounding free growth;
4) fixing device and the plant seedlings of wherein cultivating together are planted in oil pollution area;
5) with the growth of plant fibrous root, absorbed the petroleum hydrocarbon harmful substance in oil-polluted soils, the microorganism simultaneously fibrous root adhered to can be decomposed petroleum hydrocarbon or heavy metal ion harmful substance;
6) plant the plant seedlings in fixing device in area to be repaired in a large number, and impel it to grow, finally reach the object accelerating remedying oil-polluted soils.
3. the method utilizing natural void soil conservation fixing device remedying oil-polluted soils according to claim 1, is characterized in that: the microorganism of mixing and stirring decomposable asymmetric choice net pollutant in Nutrition Soil.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410077356.5A CN103861865B (en) | 2014-03-04 | 2014-03-04 | A kind of method utilizing natural void soil conservation fixing device repairing polluted soil |
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| CN201410077356.5A CN103861865B (en) | 2014-03-04 | 2014-03-04 | A kind of method utilizing natural void soil conservation fixing device repairing polluted soil |
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| CN103861865A CN103861865A (en) | 2014-06-18 |
| CN103861865B true CN103861865B (en) | 2016-03-02 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105478459A (en) * | 2015-12-26 | 2016-04-13 | 南昌工程学院 | Method for treating petroleum-lead-cadmium combined polluted soil |
| CN105750312A (en) * | 2016-04-26 | 2016-07-13 | 天津大学 | Application optimization method of local soil plant-microorganism remediation technology |
| CN107500848A (en) * | 2017-06-29 | 2017-12-22 | 安徽强农牧业有限公司 | A kind of preparation method of loofah fiber beam succulent culture medium |
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| US6205708B1 (en) * | 1997-11-17 | 2001-03-27 | Edward G. Gatliff | Treatment material pumping system |
| CN1953655A (en) * | 2004-04-09 | 2007-04-25 | 夏威夷大学 | Floating plant cultivation platform and method for growing terrestrial plants in saline water of various salinities for multiple purposes |
| JP4743438B2 (en) * | 2007-04-09 | 2011-08-10 | 清水建設株式会社 | Soil purification method |
| CN202310652U (en) * | 2011-10-26 | 2012-07-11 | 中国石油天然气股份有限公司 | Oil field inorganic salt pollution soil remediation structure |
| CN102921714A (en) * | 2012-11-01 | 2013-02-13 | 南京农业大学 | Technique for planting mycorrhiza plant root bags in heavy metal contaminated soil |
| CN203991648U (en) * | 2014-03-04 | 2014-12-10 | 张菁菁 | A kind of natural hole soil conservation fixing device of repairing for contaminated soil |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI119501B (en) * | 2007-06-27 | 2008-12-15 | Mzymes Oy | Procedure to clean contaminated soil |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6205708B1 (en) * | 1997-11-17 | 2001-03-27 | Edward G. Gatliff | Treatment material pumping system |
| CN1953655A (en) * | 2004-04-09 | 2007-04-25 | 夏威夷大学 | Floating plant cultivation platform and method for growing terrestrial plants in saline water of various salinities for multiple purposes |
| JP4743438B2 (en) * | 2007-04-09 | 2011-08-10 | 清水建設株式会社 | Soil purification method |
| CN202310652U (en) * | 2011-10-26 | 2012-07-11 | 中国石油天然气股份有限公司 | Oil field inorganic salt pollution soil remediation structure |
| CN102921714A (en) * | 2012-11-01 | 2013-02-13 | 南京农业大学 | Technique for planting mycorrhiza plant root bags in heavy metal contaminated soil |
| CN203991648U (en) * | 2014-03-04 | 2014-12-10 | 张菁菁 | A kind of natural hole soil conservation fixing device of repairing for contaminated soil |
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Inventor after: Wang Peng Inventor after: Chen Bojun Inventor after: Huang Yong Inventor before: Zhang Jingjing |
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Effective date of registration: 20171208 Address after: 410006 Hunan province Changsha High-tech Development Zone Lugu Road No. 627 building B-3 accelerator production workshop 907 Patentee after: Hunan morning dew Environmental Technology Development Co. Ltd. Address before: Nanjing City, Beijing East Road 210093, Jiangsu province No. 52 village Catholic 62 building 312 room Patentee before: Zhang Jingjing |