CN110238191A - A kind of cloth-net-type ecological restoring method for pesticide organic material contaminated soil - Google Patents
A kind of cloth-net-type ecological restoring method for pesticide organic material contaminated soil Download PDFInfo
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- CN110238191A CN110238191A CN201910648858.1A CN201910648858A CN110238191A CN 110238191 A CN110238191 A CN 110238191A CN 201910648858 A CN201910648858 A CN 201910648858A CN 110238191 A CN110238191 A CN 110238191A
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C2101/00—In situ
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Abstract
The invention discloses a kind of cloth-net-type ecological restoring methods for pesticide organic material contaminated soil, the unicity of improvement traditional microbiological restoration of the ecosystem may be implemented, using multiple-microorganism microbial inoculum as raw material, by collaboration alternate common metabolic between microorganism, the effect of being obviously improved the microorganism formulation rehabilitating soil ecosystem and degrading pesticide organic pollutant, the especially soil pollution caused by pesticide organic matter are repaired fairly obvious；Simultaneously, nutritional agents and active humic acid have the function of improveing soil, improve beneficial microbe living environment and promote its growth and breeding, the effect of to improve microorganism formulation, time needed for shortening rehabilitating soil, and it is aided with special device of arranging net, it can be by each corner of the purposive guidance of microorganism formulation to soil to be repaired, promote its osmosis and repairing effect in soil, and the resistance plants such as Eichhornia crassipes are planted on pesticide organic material contaminated soil, it is more preferable to the improvement of pesticide organic pollution.
Description
Technical field
The present invention relates to contaminated soil remediation technical fields, are directed to pesticide organic pollution more specifically to one kind
The cloth-net-type ecological restoring method of soil.
Background technique
Chemical pesticide is quick with its, prevention and treatment spectrum, property is stable, the advantages that being readily transported, is cheap, in prevention and treatment agriculture
Crops Pests Control of Diseases Insects And Weeds Pests of Crops plays huge effect to eliminate sanitary insect pest, disease etc., promotes the development of modern agriculture.It is organic
The features such as phosphorus pesticide is wide in variety with its, drug effect is high, prevention and treatment range wide spectrum, is still the classification that dosage is most in pesticide, in agriculture so far
It plays the important and pivotal role in industry production, the production of China's organophosphorus pesticide and usage amount account for pesticide and always produce and usage amount
More than half.But organophosphorus pesticide has stronger toxicity, the residual meeting after long-term, a large amount of uses, on crops
Cause food-safety problem, also affects agricultural products in China outlet, and the pesticide being scattered also can be such that water and soil is contaminated.
Currently, the processing method of pesticide contaminated soil has physico-chemical process, i.e., it is anti-by the fuel factor of electric current, electrochemistry
Answering the percussion of object, pulse current reduces the concentration of organic chemistry class pesticide and converts harmless point for its chemical structure
Minor structure；Microbial degradation method passes through obligate microorganism decomposition organic chemical pesticide, or the work for passing through microorganism
The dynamic chemical and physical features for changing soil and indirectly-acting generally has mineralising, common metabolic, bioconcentration or accumulation in pesticide
Etc. indirectly-actings.And physics China learn method application on due to needing the booster action of electric current vulnerable to limitation, application range is small.
The features such as microbial degradation is efficient with its, cheap, safe becomes the effective measures for handling all kinds of organic pollutants.
In recent years, research and utilization degrading microorganism is administered pesticide residual contamination and has been attracted extensive attention.But utilize microorganism realization pair
Pesticide is degraded, and specificity is high, and often a kind of microorganism cannot degrade multiclass pesticide simultaneously, and degradation rate is slow, pollution
Soil is usually more pesticide residues and deposits, therefore the degradation repairing effect of single microorganism formulation is poor, and due to micro- at present
The repair mode of biological agent mostly uses greatly the mode digged and splashed, and the manpower and material resources on the one hand expended are larger, on the other hand sprinkle
It needs that microorganism formulation is waited voluntarily to spread infiltration after spilling, and then achievees the purpose that rehabilitating soil, but the infiltration of preparation does not have
It is purposive, and penetrating power is limited, so once occur polluting more serious soil or even need repeatedly to dig, it is significant to increase
Add the maximum effect that can not play microorganism formulation while rehabilitation cost, or reaches actually disappearing for same reparation level
Consumption is significantly larger than theoretical amount, causes the waste of microorganism formulation.
Summary of the invention
1. technical problems to be solved
Aiming at the problems existing in the prior art, the purpose of the present invention is to provide a kind of for pesticide organic material contaminated soil
Cloth-net-type ecological restoring method, it may be implemented to improve the unicity of traditional microbiological restoration of the ecosystem, with multiple-microorganism microbial inoculum
The microorganism formulation rehabilitating soil ecosystem and drop are obviously improved by alternate common metabolic is cooperateed between microorganism for raw material
The effect of solving pesticide organic pollutant, the especially soil pollution caused by pesticide organic matter are repaired fairly obvious；Meanwhile nutritional agents
Have the function of improveing soil, improve beneficial microbe living environment and promoting its growth and breeding with active humic acid, to mention
The effect of high microorganism preparation, the time needed for shortening rehabilitating soil, and it is aided with special device of arranging net, it can be by microorganism
The purposive guidance of preparation promotes its osmosis and repairing effect in soil to each corner of soil to be repaired,
And the resistance plants such as Eichhornia crassipes are planted on pesticide organic material contaminated soil, it is more preferable to the improvement of pesticide organic pollution.
2. technical solution
To solve the above problems, the present invention adopts the following technical scheme that.
A kind of cloth-net-type ecological restoring method for pesticide organic material contaminated soil, comprising the following steps:
One, prepare raw material, preparation can repair the microorganism formulation of multiclass dirt；
Two, it treats rehabilitating soil and carries out surface failure of rock processing, and reject bulk foreign matter, uniform sprinkling after surfacing；
Three, device of arranging net is installed after positioning, starts device of arranging net in soil cloth to be repaired and repairs net well；
Four, by the reparation net in step 3 into soil to be repaired uniform sufficient microorganism system prepared by injection step one
Agent；
Five, the pollution level of soil collects device of arranging net if pollution amelioration is up to standard after rear sample detection is repaired for 24 hours, places naturally
Restore to use after 15-30d, if pollution amelioration is below standard, return step four.
Further, the microorganism formulation includes the raw material of following parts by weight: 30-50 parts of nutritional agents, active humic acid
15-25 parts, 20-30 parts of complex micro organism fungicide, it is that microorganism keeps activity, while can change that nutritional agents, which can both provide nutrition,
Kind soil, activated humic acid are a kind of natural organic monoacids, are made of fulvic acid, humic acid and ulmic acid three parts.Humic acid
Essential element have carbon, hydrogen, oxygen, there are also a small amount of nitrogen and sulphur, in addition also there are many functional groups.It is with following physics, change
The effects of learning, is biological: improve soil texture；Prevent and treat soil cracking and erosion；Increase water capacity, improves cold tolerance；Make
Soil color is dimmed, is conducive to solar energy absorption；Adjust P in soil H value；Improve and optimize the suction of Plant To Nutrient and moisture content
It receives；Increase buffering power of soil；Rich in organic matter necessary to plant growth and minerals；Plant element exchange Cheng Yi
The state that object absorbs reinforces absorption of the plant to nitrogen, reduces phosphorus fixation, the elements such as the N P and K goed deep into soil can be protected
Be stored in soil, and nutrient can be accelerated to enter the process of plant, improve the application effect of inorganic fertilizer；So
Say, humic acid is plant nutrient and physiological activator " warehouse ", stimulate in soil beneficial microorganism growth and
Breeding；Improve that plant is naturally disease-resistant, ability of insect pest, complex micro organism fungicide is for repairing multiclass pesticide organic pollution.
Further, the nutritional agents includes urea, ammonium carbonate, ammonium dihydrogen phosphate, sucrose and molasses, and with 1:0.2-
The ratio of 0.4:1.2-1.5:2-3:1.5-2 is successively put into deionized water and is mixed.
Further, the complex micro organism fungicide includes bacillus amyloliquefaciens microbial inoculum, trichoderma bacteria agent, withered grass gemma
Bacillus microbial inoculum, Rhodopseudomonas palustris microbial inoculum, Acinetobacter calcoaceticus microbial inoculum and Lactococcus lactis bacteria agent.
Further, the water content sprinkled water in the step 2 to soil to be repaired is maintained at 30-50wt%, improves micro- life
Osmosis of the object preparation in soil to be repaired, and then improve its comprehensive repairing effect.
Further, the device of arranging net includes fixed ball, and the fixed ball lower end, which is fixedly connected with, buries native inserted link, described
Fixed ball inner end is fixedly connected with demarcation plate, and the demarcation plate left end is equipped with electric air pump, and the fixed ball upper end is equipped with
Roof door, the fixed ball lower end, which is dug, fluid hole, it is described bury to dig in native inserted link have the runner being connected with fluid hole, it is described
Bury native inserted link outer end dig have it is several it is equally distributed release fluid apertures, and release fluid apertures and be connected with runner, the fluid apertures inner end of releasing is pacified
Equipped with guidance deformation bar, the guidance deformation bar is connect by several bronchuses with electric air pump, by soil to be repaired
It is embedded to device of arranging net, the characteristics of stretching in soil is hardened in using guidance deformation bar inflation, forms the network of dispersion in soil,
And then realize the reparation of purposive guidance microorganism formulation.
Further, the guidance deformation bar includes elastic balloon, water conservancy diversion fibrous layer and miniature breaks ground, and the water conservancy diversion is fine
Dimension layer is connect by bronchus with electric air pump, and the elastic balloon is separate to be released fluid apertures one end and be fixedly connected with miniature breaks ground,
The water conservancy diversion fibrous layer is wrapped in elastic balloon outer end, and elastic balloon plays the role of inflation hardening stretching, extension, and water conservancy diversion fibrous layer rises
To the effect of guidance microorganism formulation, miniature breaks ground then facilitates elastic balloon to break soil during stretching, extension.
Further, the fluid apertures of releasing is a for 4-8 along the quantity for burying native inserted link circle distribution, described in neighbouring two
The spacing released between fluid apertures is 20-50cm, improves the tightness arranged net, it is ensured that microorganism formulation can drawing in guidance deformation bar
It leads down and repairs each block of soil under the osmosis of itself.
Further, 2-4 is installed to arrange net devices in the soil to be repaired of every 10 square meter in the step 3, when installation
Device of arranging net should keep vertical state, and length of embedment exposes soil 5-10cm to be repaired with roof door and is advisable, and keep the reparation of soil
It is comprehensive, and facilitate embedment and recycling of the technical staff to device of arranging net.
Further, the plant for generating to pesticide organic matter and absorbing resistance is planted after the step 4 in rehabilitating soil,
The plant includes Eichhornia crassipes, small cucumber, wild cattail, tobacco, and pesticide organic contamination is absorbed and cleared up by resistance plant
The improvement of object, the soil pollution caused by pesticide organic matter is more preferable.
3. beneficial effect
Compared with the prior art, the present invention has the advantages that
(1) this programme may be implemented to improve the unicity of traditional microbiological restoration of the ecosystem, using multiple-microorganism microbial inoculum as raw material, according to
Alternate common metabolic is cooperateed between microorganism, is obviously improved the microorganism formulation rehabilitating soil ecosystem and degrading pesticide is organic
The effect of pollutant, the especially soil pollution caused by pesticide organic matter, repair fairly obvious；Meanwhile nutritional agents and active humic
Acid has the function of improveing soil, improves beneficial microbe living environment and promote its growth and breeding, thus the microorganism system of raising
The effect of agent, the time needed for shortening rehabilitating soil, and it is aided with special device of arranging net, it can be purposeful by microorganism formulation
The guidance of property promotes its osmosis and repairing effect in soil to each corner of soil to be repaired, and has in pesticide
The resistance plants such as Eichhornia crassipes are planted on machine object contaminated soil, it is more preferable to the improvement of pesticide organic pollution.
(2) microorganism formulation includes the raw material of following parts by weight: 30-50 parts of nutritional agents, 15-25 parts of active humic acid, multiple
Microbial bacterial agent 20-30 parts is closed, it is that microorganism keeps activity, while can improve soil that nutritional agents, which can both provide nutrition, living
Property humic acid be a kind of natural organic monoacid, be made of fulvic acid, humic acid and ulmic acid three parts.The essential element of humic acid
There are carbon, hydrogen, oxygen, there are also a small amount of nitrogen and sulphur, and in addition also there are many functional groups.It makees with following physics, chemistry, biology etc.
With: improve soil texture；Prevent and treat soil cracking and erosion；Increase water capacity, improves cold tolerance；Become soil color
Secretly, be conducive to solar energy absorption；Adjust P in soil H value；Improve and optimize the absorption of Plant To Nutrient and moisture content；Increase soil
Buffer capacity；Rich in organic matter necessary to plant growth and minerals；The shape for being absorbed by plants element exchange Cheng Yi
State reinforces absorption of the plant to nitrogen, reduces phosphorus fixation, soil can be protected and be stored in the elements such as the N P and K goed deep into soil
In earth, and nutrient can be accelerated to enter the process of plant, improve the application effect of inorganic fertilizer；Thus, humic acid is
" warehouse " of plant nutrient and physiological activator stimulates beneficial microorganism growth and breeding in soil；It improves and plants
Object is naturally disease-resistant, insect pest ability, and complex micro organism fungicide is for repairing multiclass pesticide organic pollution.
(3) nutritional agents includes urea, ammonium carbonate, ammonium dihydrogen phosphate, sucrose and molasses, and with 1:0.2-0.4:1.2-1.5:
2-3:1.5-2 ratio successively put into deionized water and be mixed.
(4) complex micro organism fungicide include bacillus amyloliquefaciens microbial inoculum, trichoderma bacteria agent, bacillus subtilis microbial agent,
Rhodopseudomonas palustris microbial inoculum, Acinetobacter calcoaceticus microbial inoculum and Lactococcus lactis bacteria agent.
(5) water content sprinkled water in step 2 to soil to be repaired is maintained at 30-50wt%, improve microorganism formulation to
Osmosis in rehabilitating soil, and then improve its comprehensive repairing effect.
(6) device of arranging net includes fixed ball, and fixed ball lower end, which is fixedly connected with, buries native inserted link, and fixed ball inner end is fixedly connected
There is demarcation plate, demarcation plate left end is equipped with electric air pump, and fixed ball upper end is equipped with roof door, and fixed ball lower end, which is dug, liquid out
Hole, burying to dig in native inserted link has the runner being connected with fluid hole, buries native inserted link outer end and digs to have and several equally distributed releases liquid
Hole, and release fluid apertures and be connected with runner releases fluid apertures inner end and is equipped with guidance deformation bar, guidance deformation bar by several bronchuses with
Electric air pump connection is hardened in soil using guidance deformation bar inflation and is stretched by being embedded to device of arranging net in soil to be repaired
The characteristics of exhibition, forms the network of dispersion in soil, and then realizes the reparation of purposive guidance microorganism formulation.
(7) guidance deformation bar includes elastic balloon, water conservancy diversion fibrous layer and miniature breaks ground, and water conservancy diversion fibrous layer passes through bronchus
It is connect with electric air pump, elastic balloon is fixedly connected far from releasing fluid apertures one end with miniature breaks ground, and water conservancy diversion fibrous layer is wrapped in bullet
Property air bag outer end, elastic balloon play the role of inflation hardening stretching, extension, water conservancy diversion fibrous layer play guidance microorganism formulation,
Miniature breaks ground then facilitates elastic balloon to break soil during stretching, extension.
(8) releasing fluid apertures along the quantity for burying native inserted link circle distribution is 4-8, between neighbouring two release between fluid apertures
Away from for 20-50cm, the tightness arranged net is improved, it is ensured that microorganism formulation can be under the guidance of guidance deformation bar and the infiltration of itself
Effect is lower thoroughly repairs each block of soil.
(9) 2-4 is installed to arrange net devices in the soil to be repaired of every 10 square meter in step 3, when installation device of arranging net answer
Vertical state is kept, length of embedment exposes soil 5-10cm to be repaired with roof door and is advisable, the comprehensive of the reparation of soil is kept, and
Facilitate embedment and recycling of the technical staff to device of arranging net.
(10) plant for generating to pesticide organic matter and absorbing resistance is planted after step 4 in rehabilitating soil, plant includes phoenix
Eye lotus, small cucumber, wild cattail, tobacco, absorb by resistance plant and clear up pesticide organic pollutant, to pesticide organic matter
Caused by soil pollution improvement it is more preferable.
Detailed description of the invention
Fig. 1 is the main flow diagram of the present invention；
Fig. 2 is the distribution schematic diagram of device of the invention of arranging net；
Fig. 3 is the schematic diagram of internal structure that the present invention arranges net under device idle state；
Fig. 4 is the schematic diagram of internal structure that the present invention arranges net under device boot state；
Fig. 5 is the structural schematic diagram of present invention guidance deformation bar.
Figure label explanation:
1 fixed ball, 2 bury native inserted link, 3 release fluid apertures, 4 roof doors, 5 guidance deformation bars, 501 elastic balloons, 502 water conservancy diversion fibrous layers, 503
Miniature breaks ground, 6 demarcation plates, 7 electric air pumps, 8 runners, 9 bronchuses.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description；Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments, is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the instruction such as term " on ", "lower", "inner", "outside", " top/bottom end "
Orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description the present invention and simplification retouch
It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation,
Therefore it is not considered as limiting the invention.In addition, term " first ", " second " are used for description purposes only, and cannot understand
For indication or suggestion relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation " " is set
Be equipped with ", " be arranged/connect ", " connection " etc., shall be understood in a broad sense, such as " connection ", may be a fixed connection, be also possible to removable
Connection is unloaded, or is integrally connected, can be mechanical connection, is also possible to be electrically connected, can be directly connected, it can also be in
Between medium be indirectly connected, can be the connection inside two elements, for the ordinary skill in the art, can be specific
Situation understands the concrete meaning of above-mentioned term in the present invention.
Embodiment 1:
A kind of cloth-net-type ecological restoring method for pesticide organic material contaminated soil, comprising the following steps:
One, prepare raw material, preparation can repair the microorganism formulation of multiclass dirt；
Two, it treats rehabilitating soil and carries out surface failure of rock processing, and reject bulk foreign matter, uniform sprinkling after surfacing, watering is extremely
The water content of soil to be repaired is maintained at 30wt%, improves osmosis of the microorganism formulation in soil to be repaired, and then improve
Its comprehensive repairing effect；
Three, installation is arranged net device after positioning, and is equipped with 4 devices of arranging net in the soil to be repaired of every 10 square meter, and when installation arranges net
Device should keep vertical state, and length of embedment exposes soil 10cm to be repaired with roof door 4 and is advisable, and keep the comprehensive of the reparation of soil
Property, and facilitate embedment and recycling of the technical staff to device of arranging net, start device of arranging net in soil cloth to be repaired and repairs net well；
Four, by the reparation net in step 3 into soil to be repaired uniform sufficient microorganism system prepared by injection step one
Agent；
Five, the pollution level of soil collects device of arranging net if pollution amelioration is up to standard after rear sample detection is repaired for 24 hours, places naturally
Restore to use after 15d, if pollution amelioration is below standard, return step four.
Microorganism formulation includes the raw material of following parts by weight: 30 parts of nutritional agents, 15 parts of active humic acid, and composite microbial bacteria
20 parts of agent, it is that microorganism keeps activity, while can improve soil that nutritional agents, which can both provide nutrition, and activated humic acid is a kind of
Natural organic monoacid is made of fulvic acid, humic acid and ulmic acid three parts.The essential element of humic acid has carbon, hydrogen, oxygen, also
There are a small amount of nitrogen and sulphur, in addition also there are many functional groups.It has the effects that following physics, chemistry, biology: improving soil knot
Structure；Prevent and treat soil cracking and erosion；Increase water capacity, improves cold tolerance；Keep soil color dimmed, is conducive to solar energy
Amount absorbs；Adjust P in soil H value；Improve and optimize the absorption of Plant To Nutrient and moisture content；Increase buffering power of soil；Rich in plant
Organic matter necessary to object is grown and minerals；The state for being absorbed by plants element exchange Cheng Yi reinforces plant to nitrogen
It absorbs, reduces phosphorus fixation, the elements such as the N P and K goed deep into soil can be protected and are stored in soil, and battalion can be accelerated
Feeding element enters the process of plant, improves the application effect of inorganic fertilizer；Thus, humic acid is plant nutrient and life
" warehouse " of active material is managed, beneficial microorganism growth and breeding in soil are stimulated；Improve that plant is naturally disease-resistant, insect pest
Ability, complex micro organism fungicide is for repairing multiclass pesticide organic pollution.
Nutritional agents includes urea, ammonium carbonate, ammonium dihydrogen phosphate, sucrose and molasses, and with the ratio of 1:0.2:1.2:2:1.5
It successively puts into deionized water to be mixed, complex micro organism fungicide includes bacillus amyloliquefaciens microbial inoculum, Trichoderma bacterium
Agent, bacillus subtilis microbial agent, Rhodopseudomonas palustris microbial inoculum, Acinetobacter calcoaceticus microbial inoculum and Lactococcus lactis bacteria agent, it is multiple
Closing microbial bacterial agent should be by technical staff according to the practical suitable proportion of pollution condition selection in scene, herein with no restrictions.
Device of arranging net referring to FIG. 1-2, includes fixed ball 1, and fixed 1 lower end of ball, which is fixedly connected with, buries native inserted link 2, is played brokenly
The effect of soil is opened, fixed 1 inner end of ball is fixedly connected with demarcation plate 6, and 6 left end of demarcation plate is equipped with electric air pump 7, fixed ball 1
Upper end is equipped with roof door 4, and fixed 1 lower end of ball, which is dug, fluid hole, and burying to dig in native inserted link 2 has the runner being connected with fluid hole
8, bury native 2 outer end of inserted link dig have it is several it is equally distributed release fluid apertures 3, and release fluid apertures 3 and be connected with runner 8, release fluid apertures 3 along burying
The quantity of native 2 circle distribution of inserted link be 8, two neighbouring spacing released between fluid apertures 3 be 50cm, improve arrange net it is tight
Close property, it is ensured that microorganism formulation can repair each block of soil under the guidance of guidance deformation bar 5 and under the osmosis of itself,
Release 3 inner end of fluid apertures and guidance deformation bar 5 be installed, guidance deformation bar 5 is connect by several bronchuses 9 with electric air pump 7, by
It is embedded to device of arranging net in soil to be repaired, is hardened in the characteristics of stretching in soil using the guidance inflation of deformation bar 5, the shape in soil
At the network of dispersion, and then realize the reparation of purposive guidance microorganism formulation.
Referring to Fig. 4, guidance deformation bar 5 includes elastic balloon 501, water conservancy diversion fibrous layer 502 and miniature breaks ground 503, lead
Stream fibrous layer 502 is connect by bronchus 9 with electric air pump 7, and elastic balloon 501 is separate to release 3 one end of fluid apertures and miniature breaks ground
503 are fixedly connected, and water conservancy diversion fibrous layer 502 is wrapped in 501 outer end of elastic balloon, and elastic balloon 501 plays inflation hardening stretching, extension
Effect, water conservancy diversion fibrous layer 502 play the role of guiding microorganism formulation, and miniature breaks ground 503 then facilitates elastic balloon 501 stretching
Soil is broken during exhibition, the diameter of elastic balloon 501 is 0.5mm, and the length of elastic balloon 501 is 2m, water conservancy diversion fibrous layer
502 with a thickness of 2mm.
It arranges net the working principle of device:
After burying appropriate number of device of arranging net according to the area of soil to be repaired and depth, starting electric air pump 7 is that water conservancy diversion is fine
It ties up layer 502 to inflate, stretch after the inflation hardening of water conservancy diversion fibrous layer 502 from releasing in fluid apertures 3, and break soil in miniature breaks ground 503
Under the action of slowly stretching, extension be in straight pipe type, the reparation net of soil to be repaired, skill are constituted when guiding deformation bar 5 all to extend
Art personnel inject microorganism formulation into fixed ball 1 at this time, release in fluid apertures 3 from successively flowing in runner 8, and in water conservancy diversion fibrous layer
It is final to realize microorganism formulation edge along the peripherad soil permeability in stretching, extension path of elastic balloon 501 under 502 guide functions
Entire net of repairing completes overall permeation reparation in whole soil, starting electric air pump 7 is evacuated after the completion of repairing, guidance deformation
Bar 5 is retracted again and is released in fluid apertures 3 along stretching, extension path after softening, and recycling device of arranging net is used for reparation next time.
Principles of the microorganism formulation to organic polluted soil:
Organic pollutant enters the process of microbial cell: majority of organic pollutants can be degraded by microorganisms, turn in soil
Change, and reduces its toxicity or keep it completely innoxious.Microbial degradation organic pollutant relies primarily on two kinds of modes of action: passing through
The ectoenzyme of microorganism secretion is degraded；Pollutant be absorbed by the micro-organisms to its it is intracellular after, by cellular enzymatic cleavage.Microorganism is from born of the same parents
The mode that intake substance is absorbed in external environment mainly has active transport, Passive diffusion, promotes diffusion, group translocation and pinocytosis
Deng, and then realize pesticide residue in farmland of degrading, passivation and fixed heavy metal；Bacteriostatic and disease prevention enhances the resistance of crop, respectively
Potent inhibition and killing effect are all had to a variety of soil-borne diseases beneficial to bacterial strain and its metabolite；Improve soil ecology ring
Border can quickly increase quantity of useful microbe in soil after application, achieve the effect that effectively to inhibit and influence soil-borne disease, from
And it is effectively improved soil microenvironment；Rehabilitating soil, improve Soil nutritional condition, after application, each somatic cells and
Its metabolite acts on soil, effectively increases soil organic matter content, and the soil is porous, gas permeability is strong, and crop nutrition content is promoted to inhale
It receives, plays certain reparation and improvement result to because of the soil damage caused by excessively applying chemicals；It is effective to improve chemical fertilizer
It utilizes, promotes absorption of the crop to soil nutrient, can effectively decompose soil nutritive element, reduce soil to the absorption of chemical fertilizer and consolidate
It is fixed, the effective use of chemical fertilizer is improved, plant growth is promoted, increases yield, improving quality；Contained strain all has rush to crop
Raw, production-increasing function.
The plant for generating to pesticide organic matter and absorbing resistance is planted after step 4 in rehabilitating soil, plant includes phoenix eyes
Lotus, small cucumber, wild cattail, tobacco, absorb by resistance plant and clear up pesticide organic pollutant, make to pesticide organic matter
At soil pollution improvement it is more preferable.
Resistance plant such as Eichhornia crassipes etc. is planted to the Principles of pesticide organic polluted soil:
(1) plant directly absorbs and accumulates in plant tissue the substance of non-plant toxicity, has stronger transport and enrichment energy
Power, the plant with specific function directly from soil or can absorb pesticide by blade and be decomposed, and pass through lignification
The component part of plant is become, then so that it is converted into carbon dioxide and water by metabolism or mineralization, or pass through plant
Volatilization achieve the purpose that reparation.
(2) plant generates and releases with degradation or promote the root systems such as enzyme of biochemical reaction secretion in environment
Object, enzyme system of the Plant emission into rhizosphere soil can directly degrade and have related compounds.
(3) plant rhizosphere and microorganism combine metabolism.The rhizosphere of root system of plant, rhizosphere microbial and soil constitution
Microecosystem is most active region in soil, due to the presence of root system, increases activity and the biomass of microorganism.Micro- life
Quantitative difference of the object in rhizosphere area and root soil is very big, and generally 5-20 times, some is up to 100 times, these microorganisms exist
Growth in quantity and vigor is to promote the factor of rhizosphere non-biological compound metabolic degradation, and the age of plant, difference are planted
Other properties of the root or even root nodule of object, Gen Mao and root can influence degradation of the rhizosphere microorganism to specific noxious material
Rate.
There is catharsis since the reproduction speed of Eichhornia crassipes is express, and to multiple pollutant, Eichhornia crassipes can improve pesticide dirt
Ethodan, the dicofol, Cyhalothrin oxidation rate in soil are contaminated, repair mechanisms are mainly that Eichhornia crassipes absorbs agriculture
In its cylinder accumulation or further degradation after medicine, and wherein the main resolution amount of Ethodan and dicofol is complete by cumulative function
At；Eichhornia crassipes parathion has splendid absorption, and the ability with parathion-methyl in superpower removing aqueous solution；It is small
Cucumber has stronger transport and accumulation ability, and the accumulation ability of tender shoots is higher than root system.
The present invention may be implemented to improve the unicity of traditional microbiological restoration of the ecosystem, using multiple-microorganism microbial inoculum as raw material,
By alternate common metabolic is cooperateed between microorganism, being obviously improved the microorganism formulation rehabilitating soil ecosystem and degrading pesticide has
The effect of machine pollutant, the especially soil pollution caused by pesticide organic matter, repair fairly obvious；Meanwhile nutritional agents and activity are rotten
Growing acid has the function of improveing soil, improves beneficial microbe living environment and promote its growth and breeding, to improve microorganism
The effect of preparation, the time needed for shortening rehabilitating soil, and it is aided with special device of arranging net, microorganism formulation there can be into mesh
The guidance of property promote its osmosis and repairing effect in soil to each corner of soil to be repaired, and in pesticide
The resistance plants such as Eichhornia crassipes are planted on organic material contaminated soil, it is more preferable to the improvement of pesticide organic pollution.
Embodiment 2:
A kind of cloth-net-type ecological restoring method for pesticide organic material contaminated soil, comprising the following steps:
One, prepare raw material, preparation can repair the microorganism formulation of multiclass dirt；
Two, it treats rehabilitating soil and carries out surface failure of rock processing, and reject bulk foreign matter, uniform sprinkling after surfacing, watering is extremely
The water content of soil to be repaired is maintained at 40wt%, improves osmosis of the microorganism formulation in soil to be repaired, and then improve
Its comprehensive repairing effect；
Three, installation is arranged net device after positioning, and is equipped with 4 devices of arranging net in the soil to be repaired of every 10 square meter, and when installation arranges net
Device should keep vertical state, and length of embedment exposes soil 5-10cm to be repaired with roof door 4 and is advisable, and keep the complete of the reparation of soil
Face property, and facilitate embedment and recycling of the technical staff to device of arranging net, start device of arranging net and is repaired well in soil cloth to be repaired
Net；
Four, by the reparation net in step 3 into soil to be repaired uniform sufficient microorganism system prepared by injection step one
Agent；
Five, the pollution level of soil collects device of arranging net if pollution amelioration is up to standard after rear sample detection is repaired for 24 hours, places naturally
Restore to use after 20d, if pollution amelioration is below standard, return step four.
Microorganism formulation includes the raw material of following parts by weight: 40 parts of nutritional agents, 20 parts of active humic acid, and composite microbial bacteria
25 parts of agent, it is that microorganism keeps activity, while can improve soil that nutritional agents, which can both provide nutrition, and activated humic acid is a kind of
Natural organic monoacid is made of fulvic acid, humic acid and ulmic acid three parts.The essential element of humic acid has carbon, hydrogen, oxygen, also
There are a small amount of nitrogen and sulphur, in addition also there are many functional groups.It has the effects that following physics, chemistry, biology: improving soil knot
Structure；Prevent and treat soil cracking and erosion；Increase water capacity, improves cold tolerance；Keep soil color dimmed, is conducive to solar energy
Amount absorbs；Adjust P in soil H value；Improve and optimize the absorption of Plant To Nutrient and moisture content；Increase buffering power of soil；Rich in plant
Organic matter necessary to object is grown and minerals；The state for being absorbed by plants element exchange Cheng Yi reinforces plant to nitrogen
It absorbs, reduces phosphorus fixation, the elements such as the N P and K goed deep into soil can be protected and are stored in soil, and battalion can be accelerated
Feeding element enters the process of plant, improves the application effect of inorganic fertilizer；Thus, humic acid is plant nutrient and life
" warehouse " of active material is managed, beneficial microorganism growth and breeding in soil are stimulated；Improve that plant is naturally disease-resistant, insect pest
Ability, complex micro organism fungicide is for repairing multiclass pesticide organic pollution.
Nutritional agents includes urea, ammonium carbonate, ammonium dihydrogen phosphate, sucrose and molasses, and with the ratio of 1:0.3:1.2:2.5:1.8
Example is successively put into deionized water and is mixed, and complex micro organism fungicide includes bacillus amyloliquefaciens microbial inoculum, Trichoderma
Microbial inoculum, bacillus subtilis microbial agent, Rhodopseudomonas palustris microbial inoculum, Acinetobacter calcoaceticus microbial inoculum and Lactococcus lactis bacteria agent,
Complex micro organism fungicide should be by technical staff according to the practical suitable proportion of pollution condition selection in scene, herein with no restrictions.
Rest part and embodiment 1 are consistent, and details are not described herein.
Embodiment 3:
A kind of cloth-net-type ecological restoring method for pesticide organic material contaminated soil, comprising the following steps:
One, prepare raw material, preparation can repair the microorganism formulation of multiclass dirt；
Two, it treats rehabilitating soil and carries out surface failure of rock processing, and reject bulk foreign matter, uniform sprinkling after surfacing, watering is extremely
The water content of soil to be repaired is maintained at 50wt%, improves osmosis of the microorganism formulation in soil to be repaired, and then improve
Its comprehensive repairing effect；
Three, installation is arranged net device after positioning, and is equipped with 4 devices of arranging net in the soil to be repaired of every 10 square meter, and when installation arranges net
Device should keep vertical state, and length of embedment exposes soil 10cm to be repaired with roof door 4 and is advisable, and keep the comprehensive of the reparation of soil
Property, and facilitate embedment and recycling of the technical staff to device of arranging net, start device of arranging net in soil cloth to be repaired and repairs net well；
Four, by the reparation net in step 3 into soil to be repaired uniform sufficient microorganism system prepared by injection step one
Agent；
Five, the pollution level of soil collects device of arranging net if pollution amelioration is up to standard after rear sample detection is repaired for 24 hours, places naturally
Restore to use after 30d, if pollution amelioration is below standard, return step four.
Microorganism formulation includes the raw material of following parts by weight: 50 parts of nutritional agents, 25 parts of active humic acid, and composite microbial bacteria
30 parts of agent, it is that microorganism keeps activity, while can improve soil that nutritional agents, which can both provide nutrition, and activated humic acid is a kind of
Natural organic monoacid is made of fulvic acid, humic acid and ulmic acid three parts.The essential element of humic acid has carbon, hydrogen, oxygen, also
There are a small amount of nitrogen and sulphur, in addition also there are many functional groups.It has the effects that following physics, chemistry, biology: improving soil knot
Structure；Prevent and treat soil cracking and erosion；Increase water capacity, improves cold tolerance；Keep soil color dimmed, is conducive to solar energy
Amount absorbs；Adjust P in soil H value；Improve and optimize the absorption of Plant To Nutrient and moisture content；Increase buffering power of soil；Rich in plant
Organic matter necessary to object is grown and minerals；The state for being absorbed by plants element exchange Cheng Yi reinforces plant to nitrogen
It absorbs, reduces phosphorus fixation, the elements such as the N P and K goed deep into soil can be protected and are stored in soil, and battalion can be accelerated
Feeding element enters the process of plant, improves the application effect of inorganic fertilizer；Thus, humic acid is plant nutrient and life
" warehouse " of active material is managed, beneficial microorganism growth and breeding in soil are stimulated；Improve that plant is naturally disease-resistant, insect pest
Ability, complex micro organism fungicide is for repairing multiclass pesticide organic pollution.
Nutritional agents include urea, ammonium carbonate, ammonium dihydrogen phosphate, sucrose and molasses, and with the ratio of 1:0.4:1.5:3:2 according to
Secondary deionized water of putting into is mixed, complex micro organism fungicide include bacillus amyloliquefaciens microbial inoculum, trichoderma bacteria agent,
Bacillus subtilis microbial agent, Rhodopseudomonas palustris microbial inoculum, Acinetobacter calcoaceticus microbial inoculum and Lactococcus lactis bacteria agent, it is compound micro-
Bacteria agent should be by technical staff according to the practical suitable proportion of pollution condition selection in scene, herein with no restrictions.
Rest part and embodiment 1 are consistent, and details are not described herein.
The foregoing is intended to be a preferred embodiment of the present invention；But scope of protection of the present invention is not limited thereto.
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
It improves design and is subject to equivalent substitution or change, should be covered by the scope of protection of the present invention.
Claims (10)
1. a kind of cloth-net-type ecological restoring method for pesticide organic material contaminated soil, it is characterised in that: the following steps are included:
One, prepare raw material, preparation can repair the microorganism formulation of multiclass dirt；
Two, it treats rehabilitating soil and carries out surface failure of rock processing, and reject bulk foreign matter, uniform sprinkling after surfacing；
Three, device of arranging net is installed after positioning, starts device of arranging net in soil cloth to be repaired and repairs net well；
Four, by the reparation net in step 3 into soil to be repaired uniform sufficient microorganism system prepared by injection step one
Agent；
Five, the pollution level of soil collects device of arranging net if pollution amelioration is up to standard after rear sample detection is repaired for 24 hours, places naturally
Restore to use after 15-30d, if pollution amelioration is below standard, return step four.
2. a kind of cloth-net-type ecological restoring method for pesticide organic material contaminated soil according to claim 1, special
Sign is: the microorganism formulation includes the raw material of following parts by weight: 30-50 parts of nutritional agents, 15-25 parts of active humic acid, multiple
Close microbial bacterial agent 20-30 parts.
3. a kind of cloth-net-type ecological restoring method for pesticide organic material contaminated soil according to claim 2, special
Sign is: the nutritional agents includes urea, ammonium carbonate, ammonium dihydrogen phosphate, sucrose and molasses, and with 1:0.2-0.4:1.2-1.5:
2-3:1.5-2 ratio successively put into deionized water and be mixed.
4. a kind of cloth-net-type ecological restoring method for pesticide organic material contaminated soil according to claim 2, special
Sign is: the complex micro organism fungicide include bacillus amyloliquefaciens microbial inoculum, trichoderma bacteria agent, bacillus subtilis microbial agent,
Rhodopseudomonas palustris microbial inoculum, Acinetobacter calcoaceticus microbial inoculum and Lactococcus lactis bacteria agent.
5. a kind of cloth-net-type ecological restoring method for pesticide organic material contaminated soil according to claim 1, special
Sign is: the water content sprinkled water in the step 2 to soil to be repaired is maintained at 30-50wt%.
6. a kind of cloth-net-type ecological restoring method for pesticide organic material contaminated soil according to claim 1, special
Sign is: the device of arranging net includes fixed ball (1), and fixed ball (1) lower end, which is fixedly connected with, buries native inserted link (2), described
Fixed ball (1) inner end is fixedly connected with demarcation plate (6), and demarcation plate (6) left end is equipped with electric air pump (7), the fixation
Ball (1) upper end is equipped with roof door (4), and fixed ball (1) lower end, which is dug, fluid hole, it is described bury to dig in native inserted link (2) have
The runner (8) being connected with fluid hole, it is described bury native inserted link (2) outer end dig have it is several it is equally distributed release fluid apertures (3), and release
Fluid apertures (3) is connected with runner (8), and described fluid apertures (3) inner end of releasing is equipped with guidance deformation bar (5), the guidance deformation bar (5)
It is connect by several bronchuses (9) with electric air pump (7).
7. a kind of cloth-net-type ecological restoring method for pesticide organic material contaminated soil according to claim 6, special
Sign is: the guidance deformation bar (5) includes elastic balloon (501), water conservancy diversion fibrous layer (502) and miniature breaks ground (503), institute
It states water conservancy diversion fibrous layer (502) to connect by bronchus (9) with electric air pump (7), the elastic balloon (501) is separate to release fluid apertures
(3) one end is fixedly connected with miniature breaks ground (503), and the water conservancy diversion fibrous layer (502) is wrapped in elastic balloon (501) outer end.
8. a kind of cloth-net-type ecological restoring method for pesticide organic material contaminated soil according to claim 6, special
Sign is: described release fluid apertures (3) are a for 4-8 along the quantity for burying native inserted link (2) circle distribution, release liquid described in neighbouring two
Spacing between hole (3) is 20-50cm.
9. a kind of cloth-net-type ecological restoring method for pesticide organic material contaminated soil according to claim 1, special
Sign is: 2-4 is installed in the soil to be repaired of every 10 square meter in the step 3 and is arranged net devices, when installation device of arranging net answer
Vertical state is kept, length of embedment exposes soil 5-10cm to be repaired with roof door (4) and is advisable.
10. a kind of cloth-net-type ecological restoring method for pesticide organic material contaminated soil according to claim 1, special
Sign is: planting the plant for generating to pesticide organic matter and absorbing resistance, the plant packet after the step 4 in rehabilitating soil
Include Eichhornia crassipes, small cucumber, wild cattail, tobacco.
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| CN112474775A (en) * | 2020-11-09 | 2021-03-12 | 王书敏 | Soil treatment rod with array distribution |
| CN114733896A (en) * | 2022-01-06 | 2022-07-12 | 徐平 | Root system divergent growth type alkaline soil restoration pile |
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