CN106045752A - Composite amendment for amending heavy-metal contaminated soil - Google Patents
Composite amendment for amending heavy-metal contaminated soil Download PDFInfo
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- CN106045752A CN106045752A CN201610354764.XA CN201610354764A CN106045752A CN 106045752 A CN106045752 A CN 106045752A CN 201610354764 A CN201610354764 A CN 201610354764A CN 106045752 A CN106045752 A CN 106045752A
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
- C05G3/60—Biocides or preservatives, e.g. disinfectants, pesticides or herbicides; Pest repellants or attractants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/08—Reclamation of contaminated soil chemically
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F1/00—Fertilisers made from animal corpses, or parts thereof
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F9/00—Fertilisers from household or town refuse
- C05F9/04—Biological compost
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
- C05G3/80—Soil conditioners
-
- 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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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pest Control & Pesticides (AREA)
- Engineering & Computer Science (AREA)
- Soil Sciences (AREA)
- Environmental & Geological Engineering (AREA)
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- Health & Medical Sciences (AREA)
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- General Health & Medical Sciences (AREA)
- Microbiology (AREA)
- Processing Of Solid Wastes (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Fertilizers (AREA)
- Soil Conditioners And Soil-Stabilizing Materials (AREA)
Abstract
The invention discloses a composite amendment for amending heavy-metal contaminated soil. The composite amendment is mainly prepared from the raw materials in parts by mass: 260-310 parts of organic fertilizer, 25-31 parts of microbial agent, 0.03-0.07 part of difenoconazole, 0.05-0.1 part of pyrethrum, 0.03-0.09 part of bacillus thuringiensis, 0.04-0.08 part of dioctyl divinyltriamino glycine and 0.02-0.06 part of lactobacillus plantarum. The composite amendment provided by the invention is simple in formula and low in cost and has a remarkable amending effect on the heavy-metal contaminated soil.
Description
Divisional application, original applying number 2014105572632, applying date 2014.10.21, title is dirty for remediating heavy metal
The composite modifying agent of dye soil and preparation technology.
Technical field
The present invention relates to soil fertilizer field, particularly relate to a kind of compound improvement for restoration of soil polluted by heavy metal
Agent and preparation technology thereof.
Background technology
Due to population increase, industry develops rapidly, and the problem of environmental pollution that mankind's activity causes is continuously increased.Wherein, weight
Metallic pollution is one of great number of issues.Heavy metal pollution refers to, owing to heavy metal is joined in soil by mankind's activity, cause soil
In earth, content of beary metal is apparently higher than original content, and causes the phenomenon that eco-environmental quality deteriorates.Enter the huge sum of money in soil
Genus can not only suppress growth and development of plants, and finally can be detrimental to health by food chain transmission and enrichment.Such as Japanese 21 generation
" Itai-itai diseases " occurred of recording are exactly because eating caused by the rice containing Cd.As can be seen here, heavy metal pollution has had a strong impact on people's
Health and existence, the pollution control of heavy metal in soil certainly will cause the common concern of people.China's heavy metal pollution of soil in
Reveal the feature of regionality, complexity, it has also become affect China's grain-production, agricultural product quality and safety and agricultural sustainable development
Important limiting factor, it is necessary to attract great attention, take aggregate measures to administer.
At present, repairing heavy metal in soil pollutes mainly following approach.One is to change heavy metal depositing in soil
In state, reduce its animal migration in the environment and bioavailability；Two is to utilize biology or engineering techniques from soil
In remove removing heavy metals；Three is to change planting system, it is to avoid heavy metal is biological and health by food chain impact.Concrete arranges
Execute fix for chemistry, Soil leaching, thermal desorption, steam extraction, galvanic electricity reparation, biological restoration and agronomic measures etc..Chemistry is solid
The fixed soil conditioner that adds exactly changes the physics of soil, chemical property, by the absorption of heavy metal, precipitates or is co-precipitated work
With, change heavy metal existence in soil, thus reduce its biological effectiveness and animal migration.Conventional modifying agent has
Inorganic amendment and organic amendment, wherein inorganic amendment mainly includes the alkaline matters such as Calx, calcium carbonate, flyash；Hydroxyl
The phosphate such as base apatite, ground phosphate rock, calcium hydrogen phosphate and natural, the natural modified or ore deposit such as the zeolite of synthetic, bentonite
Thing.Organic amendment includes the organic fertilizers such as farm manure, green manure, the peat composed of rotten mosses.
Application publication number CN 104046361 A(application number 201410277079.2) Chinese patent literature disclose
A kind of compound heavy metal contaminated soil conditioner and application thereof and application process, it includes following component: plant ash, calcium and magnesium phosphorus
Fertilizer, quick lime, zeolite and fertilizer, the proportioning of its weight is: plant ash: calcium magnesium phosphate: quick lime: zeolite: hydroxyapatite:
Fertilizer=(0.3～1.1): (0.1～1.2): (0.4～2.1): (0.1～0.6): (0.008～0.06): (0.4～1.2).
The Chinese patent literature of application publication number CN 103484125 A (application number 201310477113.6) discloses a kind of soil
Modifying agent and the modification method for heavy metal lead pollution soil, relate to a kind of soil conditioner.Soil conditioner is solid Radix Crotalariae szemoensis
Shell base charcoal, at 400 DEG C, starvation pyrolysis 30min gained is elementary composition for C, H, N, K, P, Mg, Ca, Si and O.Institute
Stating soil conditioner uses following methods to prepare: load in pyrolysis oven, at 380～420 DEG C by after bamboo shell cleaning, drying, pulverizing
Starvation pyrolysis 20～40min, biomass bamboo shell obtains solid bamboo shell base charcoal through dry, pre-carbonization, carbonization.Improvement
Method is as follows: is added in heavy metal lead pollution soil with the mass fraction of 2.5%～10% by soil conditioner, adds water to field
Between soil saturation water-holding capacity 70%, cover with thin film and prevent moisture loss, and at interval of opening a QI KOU at 5cm, often on thin film
Within 2～3 days, add water and supplement the moisture scattered and disappeared, take out after cultivation and air-dry, obtain improvement soil.Application publication number CN 101724404 A
The Chinese patent literature of (application number 200910193692) discloses a kind of heavy metal contaminated soil conditioner and plant and chemistry
Combined remediation method.Described heavy metal contaminated soil conditioner is the mixture of red mud and Calx.Invention utilizes plant and change
Learn united restoration method, soil carried out pH regulator by chemical method, is carried out by plantation energy crop and over-accumulated plant etc.
Heavy metal-polluted soil absorption etc..
Engineering measure used by heavy metal pollution of soil such as soil moved in improve the original method, soil replacement method, deep ploughing dig method, solidification, stabilization method,
Electroremediation methods etc., have stable, the advantage of instant effect, but there is the shortcomings such as quantities is big, investment cost is high, are not suitable for big
The improvement of area contaminated soil.Heavy metal pollution of soil effect of plant restoration is the most undesirable.General renovation agent function singleness.
Summary of the invention
For the deficiencies in the prior art, it is an object of the invention to provide a kind of being combined for restoration of soil polluted by heavy metal
Modifying agent and preparation technology thereof.This composite modifying agent low cost, preparation technology is simple, easy to implement, is suitable for pollution in wide area soil
The improvement of earth.This composite modifying agent is notable for the repairing effect of heavy metal pollution of soil, and is improving heavy metal pollution
While soil, moreover it is possible to kill soil inside and the insect on surface, improve soil microorganism flora, suppress soil surface characters numerous
Grow；Activating soil is organic with inorganic nutrient, improves fertilizer efficiency rate, promotes that crop circulation, Prolonged absorption utilize；Improve soil granular knot
Structure, elimination hardens, and improves water conservation fertilizer-preserving ability, drought resisting, degeneration-resistant, cold-resistant, resistant to lodging.
The technical scheme is that
For the composite modifying agent of restoration of soil polluted by heavy metal, mainly by fertilizer, microbial bacterial agent, Difenoconazole, remove
Worm chrysanthemum, Bacillus thuringiensis, octicin solution and Lactobacillus plantarum are prepared from, and the mass parts of each raw material is, fertilizer 260-310 part,
Microbial bacterial agent 25-31 part, Difenoconazole 0.03-0.07 part, Pyrethrum 0.05-0.1 part, Bacillus thuringiensis 0.03-0.09
Part, octicin solution 0.04-0.08 part, Lactobacillus plantarum 0.02-0.06 part.
For the composite modifying agent of restoration of soil polluted by heavy metal, preferred scheme is, mainly by fertilizer, microbial bacteria
Agent, Difenoconazole, Pyrethrum, Bacillus thuringiensis, octicin solution and Lactobacillus plantarum are prepared from, and the mass parts of each raw material is,
Fertilizer 270-300 part, microbial bacterial agent 26-29 part, Difenoconazole 0.04-0.06 part, Pyrethrum 0.07-0.09 part, Soviet Union
Cloud gold bacillus 0.05-0.08 part, octicin solution 0.05-0.07 part, Lactobacillus plantarum 0.03-0.05 part.
For the composite modifying agent of restoration of soil polluted by heavy metal, scheme more preferably is, mainly by fertilizer, micro-life
Thing microbial inoculum, Difenoconazole, Pyrethrum, Bacillus thuringiensis, octicin solution and Lactobacillus plantarum are prepared from, the mass parts of each raw material
For, fertilizer 295 parts, microbial bacterial agent 27 parts, Difenoconazole 0.05 part, Pyrethrum 0.08 part, Bacillus thuringiensis 0.07 part,
Octicin solution 0.06 part, Lactobacillus plantarum 0.04 part.
The above-mentioned preparation technology for the composite modifying agent of restoration of soil polluted by heavy metal is:
(1) fertilizer is placed on aseptic plastic sheeting, shakeouts, cover aseptic plastic sheeting ultraviolet sterilization 2-6 days, lift
Remove thin film, be placed in add shady and coolly microbial bacterial agent mixing standby；
(2) Pyrethrum is placed in the container of non iron, soaks 22-45 minute by the warm water that temperature is 10-20 DEG C, water consumption
For 1.2-5.5 times of raw material weight, it is placed on smokeless stove fire, seals little fire and decoct 25-55 minute, stand 4-10 hour, take
Supernatant is stand-by；
(3) Difenoconazole, Bacillus thuringiensis, octicin solution and Lactobacillus plantarum are together put in dispenser, with waddy by it
Stir, then step (2) gained supernatant is joined in dispenser, mixing, add in aerosol apparatus, be blended into raw material gross weight
The water of 2.5-8 times, is sprayed at uniformly on step (1) gained fertilizer, obtains modifying agent.
Preferably it is in step (1), sterilizes 3-5 days.
Preferably it is in step (2), soaks by the warm water that temperature is 12-17 DEG C.
Preferably it is in step (2), soaks 25-40 minute.
Preferably it is that in step (2), water consumption is 2.5-4 times of raw material weight.
Preferably being in step (2), little fire decocts 30-45 minute.
Preferably it is in step (2), stands 5-8 hour.
Preferably it is in step (3), is blended into the water of raw material gross weight 3-6 times.
It is further preferred that in step (1), sterilize 4 days.
It is further preferred that in step (2), soak by the warm water that temperature is 15 DEG C.
It is further preferred that in step (2), soak 35 minutes.
It is further preferred that in step (2), water consumption is 3.2 times of raw material weight.
It is further preferred that in step (2), little fire decocts 38 minutes.
It is further preferred that in step (2), stand 6.5 hours.
It is further preferred that in step (3), be blended into the water of raw material gross weight 5.2 times.
Using method: for making the present invention play effect of maximum, the modifying agent prepared is sprinkling upon soil top uniformly,
Being turned over by soil even with rooter, the insect within soil can be killed by modifying agent, moreover it is possible to antibacterial, most importantly can prevent and treat weight
Metallic pollution, builds up fertility, and increases the yield of heavy-metal contaminated soil.
The effect of primary raw material used by the present invention is as follows:
Fertilizer: fertilizer is commonly called as farm manure, refers to containing large number of biological material, plant and animal residues, Excreta, biological waste etc.
The slow-release fertilizer of material.Fertilizer does not contain only the required a great number of elements of plant, trace element, organic supports possibly together with abundant
Point, fertilizer is the most comprehensive fertilizer.Fertilizer effect in agricultural production is mainly manifested in the following aspects: one, change
Good soil, culture fertility.After organic fertilizer is manured into soil, organic mass-energy improves soil physical chemistry situation and biological nature effectively,
Vegetable soil, strengthens fertilizer supply and preservation ability and the buffer capacity of soil, and good edaphic condition is created in the growth for crop.Two,
Increase yield, improve quality.Organic fertilizer contains abundant Organic substance and various nutrient, provides nutrition for crops.Have
After machine fertilizer decomposition, provide energy and nutriment for soil microbial activity, promote microbial activities, accelerate organic matter decomposition, produce
Active substance etc. can promote crop growth and improve agricultural product quality.Three, the utilization rate of fertilizer is improved.Fertilizer contains
Nutrient is many but relative amount is low, and release is slow, and chemical fertilizer unit nutrient content is high, and composition is few, and release is fast.Both execute by reasonable coordination
With, it being complementary to one another, the organic acid that organic matter decomposition produces can also promote the dissolving of mineral nutrient in soil and chemical fertilizer.Fertilizer with
Chemical fertilizer is mutually promoted, beneficially Crop, improves the utilization rate of fertilizer.
Microbial bacterial agent: microbial bacterial agent is that Beijing Huimin reaches development in science and technology center for arable farming and growing and transplanting seedling face
Long-pending expansion, continuous cropping continuous cropping increases, the situation that diseases and pests of agronomic crop is on the rise, and it is novel that employing High biotechnology develops
Biological disease-resistant bacterial manure.Its function is: 1, improves soil microorganism flora, suppression soil surface characters breeding, can effectively prevent crop
Root-rot, the vertical disease such as withered.2, activating soil is organic with inorganic nutrient, improves fertilizer efficiency rate, promotes crop circulation, Prolonged absorption profit
With.Extraneous root completely filled fruit in strong sprout.3, improving soil aggregate, elimination is hardened, and improves water conservation fertilizer-preserving ability, drought resisting, degeneration-resistant, anti-
Cold, resistant to lodging.
Difenoconazole: these product are colorless solid, fusing point 76 DEG C, 220 DEG C/4Pa of boiling point, vapour pressure 120nPa(20 DEG C).
Dissolubility (20 DEG C): water 3.3 mg/litre, is soluble in organic solvent.K (ow) 20000(is by anti-phase TLC).≤ 300 DEG C are stable,
In soil, mobility is little, slowly degrades.Interior absorption sterilizes, tool protection and therapeutical effect.Products characteristics: Difenoconazole is triazole
In series bactericidal agent, safety is higher, is widely used in the crop such as fruit tree, vegetable, effectively prevents and treats scab, anthrachose of grape, white rot
Disease, spot defoliation, powdery mildew, brown spot, rust, stripe rust, head blight etc..Suitable for crop and safety: Fructus Lycopersici esculenti, Radix Betae,
Fructus Musae, cereal crop, Oryza sativa L., Semen sojae atricolor, garden crop and various vegetables Lays etc..Semen Tritici aestivi, Fructus Hordei Vulgaris are carried out stem and leaf (Plant Height in Wheat
24～42cm), when processing, blade there will be metachromatism sometimes, but does not interferes with yield.Controlling object: to ascus subphylum, load
Daughter bacteria subphylum and include Alternaria, two armfuls of genus of shell, Cercospora, thorn dish embrace genus, ball seat Pseudomonas, Phoma, Ramularia,
Septoria, Venturia have lasting protection at interior Fungi Imperfecti, Erysiphaceae, Uredinales and some kind biography cause of disease mattress and control
Treat activity, simultaneously to beet cercospora leaf spot, wheat glume blotch, leaf blight, rust and by several cause a disease microbial mildews, Fructus Mali pumilae is black
Star is sick, powdery mildew, and uncinula necator, target, leaf spot of peanut, net blotch etc. all have preferable therapeutic effect.
Pyrethrum: contain the insecticidal constituent of 4 kinds of 0.4-2%, i.e. pyrethrin first, second in Pyrethrum head sequence inflorescence
(pyrethrinI, II) and cinerin first, second (cinerinI, II).Insecticidal power is the strongest with deinsectization element first.But above-mentioned 4 kinds of one-tenth
Divide property unstable, easily hydrolyze and lost efficacy.The pharmacological action of parasite killing is to benumb the nerve of insecticide；After insecticide poisoning, from the beginning of vomitting
Tell, dysentery, before and after health wriggle, then benumb, can lethal die, the length of lethal time is different according to dose and caste.One
As insecticide, through paralysis drunk after, can recover in 24 hours；After housefly poisoning, all benumbed in 10 minutes, mortality rate 60-
70%.To joint echiuran, Fish, amphibious and reptile class is the most poisonous；Inconspicuous to birds, mammals toxicity.Killing of pyrethrin first
Worm effect is stronger 10 times than pyrethrin second；Cinerin first is suitable with the virulence of pyrethrin first, and cinerin second and pyrethrin
The virulence of second is suitable.
Bacillus thuringiensis: Bacillus thuringiensis applicable crops widely, is widely used in brassicaceous vegetable, solanaceous vegetables vegetables
Dish, melon vegetables, Nicotiana tabacum L., Oryza sativa L., rice, Sorghum vulgare Pers., Semen sojae atricolor, Semen arachidis hypogaeae, Rhizoma Dioscoreae esculentae, Cotton Gossypii, Camellia sinensis, Fructus Mali pumilae, pears, Fructus Persicae, Fructus Jujubae, Citrus, spine
Etc. various plants；It is mainly used in preventing and treating lepidoptera pest, such as Pieris rapae, diamondback moth, sweet moth, Prodenia litura, lopper worm, cigarette green grass or young crops
Worm, Pyrausta nubilalis (Hubern)., rice leaf roller, striped rice borer.
Octicin solution: octicin solution is a kind of amino acids systemic fungicide, and effective ingredient is glycine substitutive derivative, kills
Bacterium mechanism is solidification pathogenic bacteria protein, destroys pathogenic bacteria cell membrane, and pathogenic bacteria breathes in suppression, makes pathogenic bacteria enzyme system degeneration, thus kills
Pathogenic bacteria.Have efficiently, low toxicity, the feature such as noresidue, and have preferable permeability, the pathogenic bacteria that hides invaded in bark had necessarily
Eradicant action, can be used to prevent and treat the disease that multiple fungus, antibacterial and virus cause.
Lactobacillus plantarum: Lactobacillus plantarum is the one of lactic acid bacteria, optimum growth temperature is 30-35 DEG C, anaerobism or facultative
Anaerobism, strain is straight or curved shaft-like, single, sometimes in pairs or become chain, optimum pH about 6.5, belongs to homofermentation lactic acid
Bacterium.Main Function: 1, purify water: particularly cultivate middle and late stage, organic too much, Heisui River, Lao Shui, strong tea water, red water etc.
The aging pond of water quality.2, Organic substance at the bottom of the pool is decomposed, deodorization, eliminate algae toxin, build good habitat.3, degraded water body ammonia
Nitrogen, the harmful substance such as nitrite, reduces organic oxygen consumption, indirect oxygen supplement, improves water quality.4, maintaining algae phase, bacterium is balanced each other, fall
Low stablize water pH value.
The composite modifying agent formula that the present invention provides is simple, low cost.In addition, the excellent results of the present invention also shows
:
1, the reparation for heavy-metal contaminated soil has effect significantly；
2, preparation technology is simple, easy to implement；
3, diverse in function.Insect within soil can be killed by composite modifying agent of the present invention, moreover it is possible to antibacterial, the most permissible
Preventing and treating heavy metal pollution, increases the fertility of soil, improves the content of soil with organic matter, increases the product of heavy-metal contaminated soil
Amount.
4, soil microorganism flora is improved；Activating soil is organic with inorganic nutrient, improves fertilizer efficiency rate, promote crop circulation,
Prolonged absorption utilizes；Improving soil aggregate, elimination is hardened, and improves water conservation fertilizer-preserving ability；
5, not only economical and effective but also easily grasped by vast farmers and accept, is suitable to agricultural extension application.
Detailed description of the invention
Describe technical scheme in detail below in conjunction with embodiment and experimental example, but protection domain is not limited to this.
The present invention is raw materials used all can be bought from market, and such as microorganism used therefor microbial inoculum is that Shijiazhuang is put forth energy bean fertilizer industry science and technology and had
The complex micro organism fungicide that limit company produces；The microbial-bacterial fertilizer that this biotech inc rich, Shandong produces also can be used
In the present invention.Bacillus thuringiensis powder used must control board Su Yun gold purchased from the mealybug that Zhengzhou Huang Pu agricultural science and technology company limited produces
Bacillus powder.Lactobacillus plantarum used is purchased from Weifang Wo Teng Import and Export Co., Ltd..
Embodiment 1 is for the composite modifying agent of restoration of soil polluted by heavy metal, mainly by fertilizer, microbial bacterial agent, benzene
Ether methyl cyclic-azole, Pyrethrum, Bacillus thuringiensis, octicin solution and Lactobacillus plantarum are prepared from, and the quality of each raw material is, fertilizer
260g, microbial bacterial agent 25g, Difenoconazole 0.03g, Pyrethrum 0.05g, Bacillus thuringiensis 0.03g, octicin solution 0.04g, plant
Thing lactobacillus 0.02g.
The above-mentioned preparation technology for the composite modifying agent of restoration of soil polluted by heavy metal is:
(1) fertilizer is placed on aseptic plastic sheeting, shakeouts, cover aseptic plastic sheeting ultraviolet sterilization 2 days, lift
Thin film, be placed in add shady and coolly microbial bacterial agent mixing standby；
(2) being placed in the container of non iron by Pyrethrum, soak 22 minutes by the warm water that temperature is 10 DEG C, water consumption is raw material
1.2 times of weight, are placed on smokeless stove fire, seal little fire and decoct 25 minutes, stand 4 hours, take supernatant stand-by；
(3) Difenoconazole, Bacillus thuringiensis, octicin solution and Lactobacillus plantarum are together put in dispenser, with waddy by it
Stir, then step (2) gained supernatant is joined in dispenser, mixing, add in aerosol apparatus, be blended into raw material gross weight
The water of 2.5 times, is sprayed at uniformly on step (1) gained fertilizer, obtains modifying agent.
Using method: for making the present invention play effect of maximum, the modifying agent prepared is sprinkling upon soil top uniformly,
Being turned over by soil even with rooter, the insect within soil can be killed by modifying agent, moreover it is possible to antibacterial, most importantly can prevent and treat weight
Metallic pollution, builds up fertility, and increases the yield of heavy-metal contaminated soil.
Embodiment 2 is for the composite modifying agent of restoration of soil polluted by heavy metal, mainly by fertilizer, microbial bacterial agent, benzene
Ether methyl cyclic-azole, Pyrethrum, Bacillus thuringiensis, octicin solution and Lactobacillus plantarum are prepared from, and the quality of each raw material is, fertilizer
310g, microbial bacterial agent 31g, Difenoconazole 0.07g, Pyrethrum 0.1g, Bacillus thuringiensis 0.09g, octicin solution 0.08g, plant
Thing lactobacillus 0.06g.
The above-mentioned preparation technology for the composite modifying agent of restoration of soil polluted by heavy metal is:
(1) fertilizer is placed on aseptic plastic sheeting, shakeouts, cover aseptic plastic sheeting ultraviolet sterilization 6 days, lift
Thin film, be placed in add shady and coolly microbial bacterial agent mixing standby；
(2) being placed in the container of non iron by Pyrethrum, soak 45 minutes by the warm water that temperature is 20 DEG C, water consumption is raw material
5.5 times of weight, are placed on smokeless stove fire, seal little fire and decoct 55 minutes, stand 10 hours, take supernatant stand-by；
(3) Difenoconazole, Bacillus thuringiensis, octicin solution and Lactobacillus plantarum are together put in dispenser, with waddy by it
Stir, then step (2) gained supernatant is joined in dispenser, mixing, add in aerosol apparatus, be blended into raw material gross weight
The water of 8 times, is sprayed at uniformly on step (1) gained fertilizer, obtains modifying agent.
Using method: for making the present invention play effect of maximum, the modifying agent prepared is sprinkling upon soil top uniformly,
Being turned over by soil even with rooter, the insect within soil can be killed by modifying agent, moreover it is possible to antibacterial, most importantly can prevent and treat weight
Metallic pollution, builds up fertility, and increases the yield of heavy-metal contaminated soil.
Embodiment 3 is for the composite modifying agent of restoration of soil polluted by heavy metal, mainly by fertilizer, microbial bacterial agent, benzene
Ether methyl cyclic-azole, Pyrethrum, Bacillus thuringiensis, octicin solution and Lactobacillus plantarum are prepared from, and the quality of each raw material is, fertilizer
270g, microbial bacterial agent 26g, Difenoconazole 0.04g, Pyrethrum 0.07g, Bacillus thuringiensis 0.05g, octicin solution 0.05g, plant
Thing lactobacillus 0.03g.
The above-mentioned preparation technology for the composite modifying agent of restoration of soil polluted by heavy metal is:
(1) fertilizer is placed on aseptic plastic sheeting, shakeouts, cover aseptic plastic sheeting ultraviolet sterilization 3 days, lift
Thin film, be placed in add shady and coolly microbial bacterial agent mixing standby；
(2) being placed in the container of non iron by Pyrethrum, soak 25 minutes by the warm water that temperature is 12 DEG C, water consumption is raw material
2.5 times of weight, are placed on smokeless stove fire, seal little fire and decoct 30 minutes, stand 5 hours, take supernatant stand-by；
(3) Difenoconazole, Bacillus thuringiensis, octicin solution and Lactobacillus plantarum are together put in dispenser, with waddy by it
Stir, then step (2) gained supernatant is joined in dispenser, mixing, add in aerosol apparatus, be blended into raw material gross weight
The water of 3 times, is sprayed at uniformly on step (1) gained fertilizer, obtains modifying agent.
Using method: for making the present invention play effect of maximum, the modifying agent prepared is sprinkling upon soil top uniformly,
Being turned over by soil even with rooter, the insect within soil can be killed by modifying agent, moreover it is possible to antibacterial, most importantly can prevent and treat weight
Metallic pollution, builds up fertility, and increases the yield of heavy-metal contaminated soil.
Embodiment 4, be by fertilizer, microbial bacterial agent, phenylate for the composite modifying agent of restoration of soil polluted by heavy metal
Methyl cyclic-azole, Pyrethrum, Bacillus thuringiensis, octicin solution and Lactobacillus plantarum are prepared from, and the quality of each raw material is, fertilizer
300g, microbial bacterial agent 29g, Difenoconazole 0.06g, Pyrethrum 0.09g, Bacillus thuringiensis 0.08g, octicin solution 0.07g, plant
Thing lactobacillus 0.05g.
The above-mentioned preparation technology for the composite modifying agent of restoration of soil polluted by heavy metal is:
(1) fertilizer is placed on aseptic plastic sheeting, shakeouts, cover aseptic plastic sheeting ultraviolet sterilization 5 days, lift
Thin film, be placed in add shady and coolly microbial bacterial agent mixing standby；
(2) being placed in the container of non iron by Pyrethrum, soak 40 minutes by the warm water that temperature is 17 DEG C, water consumption is raw material
4 times of weight, are placed on smokeless stove fire, seal little fire and decoct 45 minutes, stand 8 hours, take supernatant stand-by；
(3) Difenoconazole, Bacillus thuringiensis, octicin solution and Lactobacillus plantarum are together put in dispenser, with waddy by it
Stir, then step (2) gained supernatant is joined in dispenser, mixing, add in aerosol apparatus, be blended into raw material gross weight
The water of 6 times, is sprayed at uniformly on step (1) gained fertilizer, obtains modifying agent.
Using method: for making the present invention play effect of maximum, the modifying agent prepared is sprinkling upon soil top uniformly,
Being turned over by soil even with rooter, the insect within soil can be killed by modifying agent, moreover it is possible to antibacterial, most importantly can prevent and treat weight
Metallic pollution, builds up fertility, and increases the yield of heavy-metal contaminated soil.
Embodiment 5 is for the composite modifying agent of restoration of soil polluted by heavy metal, mainly by fertilizer, microbial bacterial agent, benzene
Ether methyl cyclic-azole, Pyrethrum, Bacillus thuringiensis, octicin solution and Lactobacillus plantarum are prepared from, and the quality of each raw material is, fertilizer
295g, microbial bacterial agent 27g, Difenoconazole 0.05g, Pyrethrum 0.08g, Bacillus thuringiensis 0.07g, octicin solution 0.06g, plant
Thing lactobacillus 0.04g.
The above-mentioned preparation technology for the composite modifying agent of restoration of soil polluted by heavy metal is:
(1) fertilizer is placed on aseptic plastic sheeting, shakeouts, cover aseptic plastic sheeting ultraviolet sterilization 4 days, lift
Thin film, be placed in add shady and coolly microbial bacterial agent mixing standby；
(2) being placed in the container of non iron by Pyrethrum, soak 35 minutes by the warm water that temperature is 15 DEG C, water consumption is raw material
3.2 times of weight, are placed on smokeless stove fire, seal little fire and decoct 38 minutes, stand 6.5 hours, take supernatant stand-by；
(3) Difenoconazole, Bacillus thuringiensis, octicin solution and Lactobacillus plantarum are together put in dispenser, with waddy by it
Stir, then step (2) gained supernatant is joined in dispenser, mixing, add in aerosol apparatus, be blended into raw material gross weight
The water of 5.2 times, is sprayed at uniformly on step (1) gained fertilizer, obtains modifying agent.
Test example 1: in order to verify that embodiment 5 gained composite modifying agent, for the repairing effect of heavy-metal contaminated soil, enters
Go test.For examination soil selected from Xintai City heavy-metal contaminated soil.Distance Xintai City 10 kilometers, is located in mountain region, hills, Plain
Distribute alternately area, and height south, physical features north is low.This ground is positioned at longitude 117 ° 39.465 ', 35 ° 56.358 ' of latitude, height above sea level 176 meters, soil
Earth type is cinnamon soil.Using the composite modifying agent for restoration of soil polluted by heavy metal of the present embodiment, addition is 50kg/
Mu, balanced soil improvement time 15 days.Using method: the modifying agent prepared is sprinkling upon soil top uniformly, uses rooter
Soil is turned over even (ploughing deeply 50-60cm), levels land.
Contaminated soil sample uses quincunx to layout method collection, gathers topsoil soils and the 30cm degree of depth of the 15cm degree of depth respectively
Lower soil.Each sampling point repeated sampling 3 times, takes its meansigma methods, and the content of beary metal of whole trial zone is each sampling point weight
The meansigma methods of tenor.The soil fetched, after being registered for numbering, is required for through a preparation process, including air-drying,
Levigate, sieve, mix, bottle, in case every mensuration is used.The soil sample fetched to be placed on specimen disc in time, spreads out into very thin one
Layer, is placed in clean place, natural air drying, after soil sample air-dry, rejects the impurity such as root system of plant, chip, rolled 2mm and sieve (not
Contacting metal utensil, in order to avoid sample is contaminated, typically uses agate mortar and nylon screen), fully after mixing, load in bottle
Standby.Table 1 and table 2 are respectively heavy metal before and after repairing ground 15cm degree of depth topsoil soils and 30cm degree of depth lower soil reparation and contain
Amount.With GB15618-1995 " standard of soil environment quality " as evaluation criterion.Standard of soil environment quality primary standard refers specifically to
Mark is shown in Table 3.
Content of beary metal (mg/kg) before and after ground 15cm degree of depth topsoil soils is repaired repaired by table 1.
Content of beary metal (mg/kg) before and after ground 30cm degree of depth lower soil is repaired repaired by table 2.
Table 3 soil environment quality primary standard (unit: mg/kg)
From table 1 and table 2, in soil, the content of beary metal of Cd, As, Hg, Zn and Ni presents along with the prolongation of repair time
Go out the trend persistently reduced.Repair ground 15cm degree of depth topsoil soils and repair after 15 days a huge sum of money of Cd, As, Hg, Zn and Ni in soil
Belong to content and reduce 91.89%, 86.33%, 92.77%, 68.39% and 85.96% respectively than before repairing.Repair the ground 30cm degree of depth
Lower soil was repaired after 15 days, in soil the content of beary metal of Cd, As, Hg, Zn and Ni be respectively 0.18,13.98,0.14,
91.84 and 36.28 mg/kg, reduce 90.53%, 85.39%, 91.81%, 67.56% and 84.57% respectively than before repairing.
Contrast table 3 can draw, after reparation ground 15cm degree of depth topsoil soils and 30cm degree of depth lower soil are repaired 15 days, in soil
The content of beary metal of Cd, As, Hg, Zn and Ni has all reached soil environment quality primary standard.Result of the test shows, after reparation
Soil environment, quality meets the requirement of China's " standard of soil environment quality " (GB15618-1995) primary standard value, uses reality
Execute example 5 effectively to repair with heavy metal contaminated soil for the composite modifying agent of restoration of soil polluted by heavy metal.
From the point of view of the repairing effect of test example, the present invention not only may be used for the composite modifying agent of restoration of soil polluted by heavy metal
To be passivated contents of many kinds of heavy metal ion, and the reparation for heavy-metal contaminated soil has effect significantly, prepared by this modifying agent
Technique is simple, easy to implement, not only economical and effective but also easily grasped by vast farmers and accept, and is suitable to agricultural extension application.
It should be pointed out that, the detailed description of the invention more representational example that is the present invention, it is clear that the skill of the present invention
Art scheme is not limited to above-described embodiment, it is also possible to have many variations.Those of ordinary skill in the art, the most public with present invention institute
What what that open or according to file written description was undoubted obtained, all it is considered as this patent scope of the claimed.
Claims (8)
1., for the composite modifying agent of restoration of soil polluted by heavy metal, it is characterized in that, mainly by fertilizer, microbial bacterial agent, benzene
Ether methyl cyclic-azole, Pyrethrum, Bacillus thuringiensis, octicin solution and Lactobacillus plantarum are prepared from, and the mass parts of each raw material is, fertilizer
260 parts, microbial bacterial agent 25 parts, Difenoconazole 0.03 part, Pyrethrum 0.05 part, Bacillus thuringiensis 0.03 part, octicin solution
0.04 part, Lactobacillus plantarum 0.02 part.
It is used for the preparation technology of the composite modifying agent of restoration of soil polluted by heavy metal the most according to claim 1, it is characterized in that,
Step is as follows:
(1) fertilizer is placed on aseptic plastic sheeting, shakeouts, cover aseptic plastic sheeting ultraviolet sterilization, lift thin
Film, be placed in add shady and coolly microbial bacterial agent mixing standby；
(2) being placed in the container of non iron by Pyrethrum, by the warm water that temperature is 10-20 DEG C, (temperature of preferably 12-17 DEG C is opened
Water；The warm water of more preferably 15 DEG C) soak, it is placed on smokeless stove fire, seals little fire and decoct, stand, take supernatant stand-by；
(3) Difenoconazole, Bacillus thuringiensis, octicin solution and Lactobacillus plantarum are together put in dispenser, with waddy by it
Stir, then step (2) gained supernatant is joined in dispenser, mixing, add in aerosol apparatus, be watered, spray uniformly
It is sprinkled upon on step (1) gained fertilizer, obtains modifying agent.
The preparation technology of the composite modifying agent for restoration of soil polluted by heavy metal the most according to claim 2, its feature
It is, sterilization (preferably sterilization 3-5 days in 2-6 days in step (1)；More preferably sterilization 4 days).
The preparation technology of the composite modifying agent for restoration of soil polluted by heavy metal the most according to claim 2, its feature
It is step (2) to be soaked 22-45 minute and (preferably soak 25-40 minute；More preferably soak 35 minutes).
The preparation technology of the composite modifying agent for restoration of soil polluted by heavy metal the most according to claim 2, its feature
It is that in step (2), water consumption is that (preferably water consumption is 2.5-4 times of raw material weight for 1.2-5.5 times of raw material weight；More excellent
Select the water yield to be raw material weight 3.2 times).
The preparation technology of the composite modifying agent for restoration of soil polluted by heavy metal the most according to claim 2, its feature
It is that the medium and small fire of step (2) decocts 25-55 minute, and (the least fire decocts 30-45 minute；The least fire decocts 38 minutes).
The preparation technology of the composite modifying agent for restoration of soil polluted by heavy metal the most according to claim 2, its feature
It is step (2) to stand 4-10 hour and (preferably stands 5-8 hour；More preferably stand 6.5 hours).
The preparation technology of the composite modifying agent for restoration of soil polluted by heavy metal the most according to claim 2, its feature
It is that the water being blended into raw material gross weight 2.5-8 times in step (3) (is preferably blended into the water of raw material gross weight 3-6 times；More preferably convert
Enter the water of raw material gross weight 5.2 times).
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| CN201610354761.6A Pending CN106007982A (en) | 2014-10-21 | 2014-10-21 | Preparation process of compound modifier for repairing heavy metal polluted soil |
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| CN105037011A (en) * | 2015-09-07 | 2015-11-11 | 龚灿锋 | Soil sterilization and remediation treating agent |
| CN109336345A (en) * | 2018-11-29 | 2019-02-15 | 福州宇澄环保工程设计有限公司 | A kind of black and odorous water bed mud biological modification agent |
| CN110538865A (en) * | 2019-08-21 | 2019-12-06 | 周乾松 | Ecological soil remediation process |
| CN112453049A (en) * | 2020-11-08 | 2021-03-09 | 浙江和宸环保科技有限公司 | Environment-friendly soil remediation method |
| CN114158307B (en) * | 2021-12-21 | 2022-10-25 | 上海辰山植物园 | Improvement method of planting soil |
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| CN106007982A (en) | 2016-10-12 |
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Address after: 745000 2-302, No. 4, Dong Zhi Yuan Road, Xifeng District, Gansu, Qingyang, China Applicant after: Miao Qingling Address before: 250014 Shandong Province, Lixia District, Ji'nan Road, No. 26 liberation Applicant before: Miao Qingling |
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