CN110105965A - A kind of mixed type salt-soda soil upland field soil modifying agent and preparation method thereof - Google Patents
A kind of mixed type salt-soda soil upland field soil modifying agent and preparation method thereof Download PDFInfo
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- CN110105965A CN110105965A CN201910479988.7A CN201910479988A CN110105965A CN 110105965 A CN110105965 A CN 110105965A CN 201910479988 A CN201910479988 A CN 201910479988A CN 110105965 A CN110105965 A CN 110105965A
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Abstract
The invention discloses a kind of mixed type salt-soda soil upland field soil modifying agents and preparation method thereof, and the fertilizer is mixed and reacted by granule and microbial bacterial agent, and the granule includes blocking agent, acid regulator and organic fertilizer；The blocking agent includes flyash and zeolite powder；The acid regulator includes hydrolysis of polymaleic anhydride, phosphoric acid, oxalic acid, zinc sulfate and ammonium sulfate；The organic fertilizer includes humic acid and yellow humic acid.After mixed type salt-soda soil fertilizer of the present invention improves mixed type salt-soda soil, the original micropopulation of soil is had activated, soil vitality has been restored.
Description
Technical field
The invention belongs to technical field of land improvement, and in particular to a kind of mixed type salt-soda soil upland field soil modifying agent and its
Preparation method.
Background technique
Saline-alkali soil is the general name of solonchak and alkaline earth.Solonchak refers mainly to chloride or the higher salinization soil of sulfate,
Soil is in alkalinity, but pH value is not necessarily very high.Alkaline earth refers to carbonate containing or the phosphatic soil of weight, and pH value is higher, and soil is in
The content of organic matter of alkalinity, saline-alkali soil is few, and soil fertility is low, and physicochemical character is poor, more to the harmful anions and canons of crop, crop
It is not easy to promote seedling.The fertilization principle of saline-alkali soil is to control the use of low concentration chemical fertilizer based on organic fertilizer material and efficient compound fertilizer.
Organic fertilizer contains a large amount of organic matter, works as a buffer to harmful anions and canons in soil, is conducive to root of hair, promotees seedling.It is highly concentrated
It is few to spend compound fertilizer's invalid components, residual is few, but the dosage of chemical fertilizer every time can not be excessive, to avoid the Secondary salinization for aggravating soil
Change, applying should be in conjunction with pouring water, to reduce soil liquid concentration after chemical fertilizer.
General beach saline-alkali salt content it is higher, and the sodium carbonate of soda alkaline land or sodium bicarbonate content are higher.Also
A little salt-soda soils not only saliferous rate with higher, sodium carbonate or sodium bicarbonate content are also higher, while pH value is also 9.0 or more,
This kind of salt-soda soil is known as mixed type salt-soda soil, and difficulty of governance is more difficult also relative to soda alkaline land and beach saline-alkali.
For these reasons, the present invention is specifically proposed.
Summary of the invention
In order to solve problem above of the existing technology, the present invention provides a kind of mixed type salt-soda soil upland field soils to change
Good dose and preparation method thereof, mixed type salt-soda soil upland field soil modifying agent prepared by the present invention can reduce soil salinity and alkalinity, swash
Soil microbial activities living, improve soil aggregate structure and fertilizing soil, achieve the purpose that eradicate salt-soda soil.
It is an object of the present invention to provide a kind of mixed type salt-soda soil upland field soil modifying agents.
The mixed type salt-soda soil upland field soil modifying agent of specific embodiment according to the present invention, the modifying agent is by granule
It is formed with microbial bacterial agent, the granule includes blocking agent, acid regulator and organic fertilizer；The blocking agent includes fine coal
Ash and zeolite powder；The acid regulator includes hydrolysis of polymaleic anhydride, phosphoric acid, oxalic acid, zinc sulfate and ammonium sulfate；It is described organic
Fertilizer includes humic acid and yellow humic acid.
The mixed type salt-soda soil upland field soil modifying agent of specific embodiment according to the present invention, wherein the modifying agent is pressed
Parts by weight are by 60-70 parts of blocking agent, 7-9 parts of acid regulator, 24-28 parts of organic fertilizer and 0.01-0.03 parts of microbial bacterial agent
Composition.
The mixed type salt-soda soil upland field soil modifying agent of specific embodiment according to the present invention, wherein the blocking agent is pressed
Parts by weight include 40-50 parts and zeolite powder 19-23 parts of flyash；The acid regulator includes hydrolyzed polymaleic anhydride by weight
1-3 parts of acid anhydride, -2 parts of phosphatase 11,3-5 parts of oxalic acid, 0.02-0.06 parts and ammonium sulfate 0.4-0.6 parts of zinc sulfate；The organic fertilizer is pressed
Parts by weight include 20-24 parts of humic acid and yellow 3.8-4.6 parts of humic acid.
The mixed type salt-soda soil upland field soil modifying agent of specific embodiment according to the present invention, further, the blocking
Agent includes 45 parts and 21 parts of zeolite powder of flyash by weight；The acid regulator includes hydrolysis of polymaleic anhydride by weight
2 parts .26 parts of phosphatase 11,4 parts of oxalic acid, 0.04 part and 0.5 part of ammonium sulfate of zinc sulfate；The organic fertilizer includes humic by weight
22 parts of acid and yellow 4.2 parts of humic acid.
The mixed type salt-soda soil upland field soil modifying agent of specific embodiment according to the present invention, wherein the microbial bacteria
Agent the preparation method comprises the following steps: first prepare microbial inoculum culture medium, adjusting pH is 7.0-8.0, then microbe inoculation, shape after culture 5-7 days
At microbial bacterial agent.
The mixed type salt-soda soil upland field soil modifying agent of specific embodiment according to the present invention, further, micro- life
The viable bacteria total amount of object microbial inoculum is greater than 1.0 × 108cfu/g。
The mixed type salt-soda soil upland field soil modifying agent of specific embodiment according to the present invention, wherein the microbial bacteria
The microorganism contained in agent includes Natrinema altunense sp, streptomycete, trichoderma, yeast and lactic acid bacteria.
The Natrinema altunense sp, streptomycete, trichoderma, yeast and the adding proportion of lactic acid bacteria are (9-10): (1-2): (0.5-
0.9): (3-4): 1.
The mixed type salt-soda soil upland field soil modifying agent of specific embodiment according to the present invention, it is further, described extreme
Halophiles is Aspergillus terreus bacterial strain, and the streptomycete is yellow ocher streptomycete, and the trichoderma is Trichoderma harzianum, and the yeast is false silk
Yeast or Kluyveromyces fragilis, the lactic acid bacteria are lactic acid enterococcus faecium.
Microbial bacterial agent in the present invention is beneficial flora fermenting agent.
Blocking agent makes sodium ion or basic species enter the soil liquid from soil colloid, can enter underground water with irrigation water
Or drainage ditch is drained, to be substantially reduced soil pH value and basicity.
The present invention is successful with the mixed type salt-soda soil upland field soil improvement in the preceding reed pond village in the sub- town in Shenyang City, small city, Kangping County
Example is foundation, and demonstrating using upland field soil modifying agent improvement mixed type salt affected soil in mixed type salt-soda soil of the invention is to have
It imitates feasible.Under the correct management of relevant departments, this modification method can introduce organic fertilizer into salt affected soil ring layer
Material and microbial bacterial agent, make salt affected soil maintain orderly development；It can mitigate and even be eliminated the salinization of soil and improve
Local natural environment improves land utilization ratio, promotes agricultural production income.
The present invention obtains first is that the creative technical problem for solving generally existing intractable accumulation of salt in the surface soil alkali after Saline-alkali Field Control
The scientific experimentation data of obtained dry land 10 years not accumulation of salt in the surface soil alkali, have accomplished primary improvement, permanently effective；Second is that solving traditional " water
Wash salt discharge ", the physico-chemical process such as " acid adding solution alkali " administer the expansion of secondary salinization area brought by salt-soda soil and prolong and soil sheet
Body secondary pollution problem；Third is that having activated the original micropopulation of soil, soil vitality is restored.
The second object of the present invention provides the preparation method of mixed type salt-soda soil upland field soil modifying agent described in one kind.
The preparation method of the mixed type salt-soda soil upland field soil modifying agent of specific embodiment according to the present invention, the side
Method includes the following steps:
(1) it is weighed according to the parts by weight of each component spare；
(2) all blocking agents spare in step (1) are mixed, acid regulator and organic is added after mixing
Fertilizer is uniformly mixed and reacts to form mixed material, and compounding is granulated, and obtains granule；
(3) granule that microbial bacterial agent and step (2) obtain individually is packed, obtains mixed type salt-soda soil dry land
Soil conditioner.
The preparation method of the mixed type salt-soda soil upland field soil modifying agent of specific embodiment according to the present invention, wherein step
Suddenly in (2), spare all blocking agents are mixed, are added while stirring at 25-30 DEG C of room temperature after mixing acid
Regulator and organic fertilizer are uniformly mixed and react to form mixed material；The partial size of the granule is 3-5mm.
The method of administration to dry land of mixed type salt-soda soil upland field soil modifying agent of the invention is the following steps are included: (1)
Test field is turned over and nonirrigated farmland is smooth, general 15-20 centimetres of ploughed depth is (after mechanical drought leveling in same plot just
Difference is no more than 10 centimetres, and earth's surface has 10-12 centimetres of rippers layer)；(2) average per acre using the granule in modifying agent of the invention
0.2-0.6 tons of applications, then carry out rotary tillage, are uniformly mixed soil with modifying agent of the invention；Again by micro- life in the present invention
Object microbial inoculum is applied in soil and is uniformly mixed；(3) machine site preparation realizes that the decomposition of modifying agent is saline and alkaline, can according to crop species difference
Ridging does furrow；(4) when rice shoot grows to 2-4cm high, Sui Shuichong applies the microbial bacterial agent in a certain amount of present invention.
Flyash, is the fine ash that catching is got off from the flue gas after coal combustion, and flyash is the main of coal-burning power plant's discharge
Solid waste.Flyash is a kind of artificial pozzolana mixed material, and itself is slightly with or without hydraulic gelling property, but when with
It, can be in room temperature, especially under the conditions of hydro-thermal process (steam curing), with calcium hydroxide or other alkaline earths in the presence of powdery and water
Metal hydroxides chemically reacts, and generates the compound with hydraulic gelling property, becomes a kind of increase intensity and durable
The material of property.Since there is flyash the physical characteristic of fine vitreous particle can reduce appearance after applying flyash in soil
Weight increases porosity, improves ground temperature, reduces expansion rate, improves Physical Characteristics of Soil Moisture, improves clayey soil venting and water permeable energy
Power, while its chemical constituent contains the available nutritional ingredient of various plants, is conducive to increasing crop yield, but in view of flyash
Manufacture craft, when use, should be noted that the control of its amount of application, prevent content of beary metal in the crop kernel on improvement soil exceeded；
Flyash in the present invention is that inorganic nano material and titanium dioxide, zeolite powder are used cooperatively, as blocking agent.The powder
Coal ash answers selection standard that should meet " pollutant catabolic gene standard GB8173-87 in agricultural flyash "；Coal-fired power plant can be selected
The flyash of discharge.
Hydrolysis of polymaleic anhydride (HPMA) is hydrolyzed by maleic anhydride, is orange colour thick liquid, relative density
For 1.2 (20 DEG C), average molecular weight about 600 is acid, can ionize, nontoxic, soluble easily in water, and chemical stability and thermal stability are high,
Decomposition temperature is at 330 DEG C or more.It is a kind of low molecular weight polyelectrolyte, general relative molecular weight is 400-800, it is nontoxic, it is readily soluble
Yu Shui, chemical stability and thermal stability are high, and decomposition temperature is at 330 DEG C or more.The product can also be used in cement additive.HPMA
Still there is good antiscaling dispersion effect to carbonate at 300 DEG C or less, the scale inhibition time is up to 100h.Due to HPMA scale-inhibiting properties and
High temperature resistance is excellent, and in addition HPMA has certain corrosion inhibition, more preferable with zinc salt compounding effect.Poly- horse is hydrolyzed in the present invention
Carry out acid anhydrides and phosphoric acid, oxalic acid, zinc sulfate, ammonium sulfate are used cooperatively, as acid regulator.
Zeolite powder, which is that natural Zeolite Rock is levigate, to be formed, and color is light green color, white.As modifying agent, the depth of water 1 per acre
Rice uses zeolite powder (200 mesh) 50kg, can remove ammonia nitrogen 95% in water, purifies water, and alleviation turns water phenomenon.In feed of grass carp
The zeolite powder for adding 5.0% (150 mesh) can make grass carp survival rate improve 14.0%, and relative growth rate improves 10.8%, feed system
Number reduces by 0.28, and grass carp intestinal proteinase activity improves 27.0%, and liver pancreas protease enzymatic activity is unaffected.Zeolite has
Make the carrier of additive pre-composition and the various primary conditions of diluent, zeolite is in neutrality pH between 7~7.5, when aqueous
Only 3.4~3.9%, and moisture-sensitive with the inorganic salts microcomponent mixing containing the crystallization water can not adsorb moisture therein, enhancing
The mobility of feed.The zeolite selection standard should meet the regulation in " feed grade zeolite powder GB/T21695-2008 ", nothing
Poison is harmless, does not generate harm and destruction to ecological environment.
Phosphoric acid is a kind of common inorganic acid, is middle strong acid.Being dissolved in hot water by phosphorus pentoxide can be obtained.Phosphoric acid
It is mainly used for the industry such as pharmacy, food, fertilizer, including as antirust agent, food additives, dentistry and orthopaedic srugery, EDIC is rotten
Lose agent, electrolyte, scaling powder, dispersing agent, industrial corrosion agent, the raw material and component household cleaning product of fertilizer.Also being used as
Reagent is learned, phosphate is the nutrition of all life forms.
Oxalic acid, oxalic acid are a kind of metabolites of organism, are distributed widely in plant, animal and fungus body, and not
Different functions is played in same life entity.Oxalate has very strong mating reaction, is another kind of metal chelating in plant derived foods
Mixture.It can be reacted with alkali, esterification, carboxylic acid halides, amidation process can occur.Reduction reaction can also occur, being heated, it is de- to occur
Carboxylic reaction.Anhydrous oxalic acid has hygroscopicity.Oxalic acid can form the complex compound for being dissolved in water with many metals.
Humic acid is the larger molecular organics matter being widely present in nature, is animals and plants by long-term physics, change
It learns, biological effect and the complicated organic matter formed, Sediments soil etc. all contains humus, and chemical structure is complicated, answers extensively
For agriculture, woods, herd, petroleum, chemical industry, building materials, medical and health, the every field such as environmental protection.Agriculturally, first with nitrogen, phosphorus, potassium etc.
Element combines manufactured humic acid fertilizer, there is fertilizer synergistic, improvement soil, stimulate plant growth, improve agricultural product quality etc.
Function；Nitro humic acid can be used as raising rice seedlings regulating acid agent；Humic acid magnesium, zinc humic acid, humic acid urea iron are supplementing respectively
Soil magnesium deficiency, corn zinc-deficiency have good effect on Chlorosis in Fruit trees；The combined use of pesticides such as humic acid and nitrofen, atrazine, can be with
It improves drug effect, inhibit residual hazard.The humic acid selection standard should meet " humic acid content fertilizer (Q/SLF01-2004) "
With the establishment of national humic acid fertilizer working group, fertilizer and soil conditioner technical committee for standardization (TCST) (SAC/TC105/WG1)
Explanation and standard in " humic acid fertilizer classification " about " humic acid organic fertilizer "；Inner Mongol Huo Meizhong section humic acid can be selected
The humic acid of science and technology limited Company production.
Yellow humic acid is also known as potassium fulvate, is a kind of pure natural minerals activity potassium element fertilizer, potassium fulvate includes micro
The multiple nutritional components such as element, rare earth element, plant growth regulator, viral inhibitors, make nutrient it is more sufficient, supply more close
Reason, so as to avoid crop due to lacking element caused by various physiological disturbances generation, make the more vigorous leaf color of crop plant type
More dark green, lodging tolerance is stronger.Potassium fulvate can timely supplement the nutrient being lost in soil, make soil activating, have
Vitality, reduces nutrient continuous cropping disease caused by taken in excess in soil, and product can replace the identical sulphur of content completely
Sour potassium or potassium chloride and potassium magnesium sulfate, and natural, environmental protection.In the present invention, humic acid is used cooperatively with potassium fulvate, as having
Machine fertilizer.
Zinc sulfate, colourless or white crystals, particle or powder, alias Zinc sulphate.Odorlessness.Puckery.For manufacturing lithopone,
And be used as mordant, astringent, timber preservative etc..It is also the important auxiliary material of production viscose rayon and vinylon fiber.
In addition, also having application in plating and electrolytic industry, manufacture cable can be also used for or as water quality stabilizer.
Ammonium sulfate, colourless crystallization or white particle.It is mainly used as fertilizer, is suitable for various soil and crop.It is heated to 513
DEG C or more resolve into ammonia, nitrogen, sulfur dioxide and water completely.Ammonia is then released with bases effect.It is reacted with barium chloride solution
Generate barium sulfate precipitate.Protein can also be made to saltout.For general soil and crop, shoot and leaf growth can be made vigorous, mentioned
High fruit quality and yield enhance crop to the resistivity of disaster, can make base manure, top dressing and seed manure.
The cell wall of Natrinema altunense sp by being formed rich in the glycoprotein of acidic amino acid, this cell wall structure it is complete by
Ionic bond maintains, and high Na+ concentration keeps cyto-architectural integrality to be the combination between its cell wall protein subunit
It is required.After going to low-salt environment from hypersaline environment, one side cell wall protein depolymerization is protein monomers, loses cell wall
Completely；Another aspect intraor extracellular ion concentration balance is broken, and cell water swelling finally causes cell wall to rupture, and thallus is complete
Self-dissolving.Using Aspergillus terreus bacterial strain in the embodiment of the present invention, it is micro- to be preserved in China for specially cotton-shaped Aspergillus terreus JYJ-5 bacterial strain
Biological inoculum preservation administration committee common micro-organisms center, deposit number are CGMCC 15368.With the alkaline-resisting spy of salt resistance
Property, can the long-term good growth in sodium salt environment and alkaline environment, wherein being 5-15% (grams per milliliter) in sodium salt concentration
Under high salt conditions and pH be 7-12 alkaline condition under good can grow, can sodium salt concentration be 5-15% (gram/
Milliliter) environment in long-term good growth, and organic acid can be secreted, can be used for being transformed the salt-soda soil of sodium salt environment.This
Inventor takes soil within the scope of soil plough horizon 30cm depth in the acquisition for locality carrying out sample using five point sampling, is packed into
It is spare that the vial of sterilization treatment takes back laboratory.Using method of dilution butteron on plate, soil supernatant clear after dilution is coated on
On the potato dextrose agar (PDA) for adding NaCl to 150.0g/L, cultivated 4 days under the conditions of pH=10, by 3
Wheel screening is separated to one plant of cotton-shaped Aspergillus terreus JYJ-5 of the alkaline-resisting fungal bacterial strain-of salt resistance, this bacterial strain patent applied for.
The alkaline-resisting Aspergillus terreus bacterial strain of salt resistance provided by the invention can be grown in the environment of pH is 2.5-12, be 7- in pH
Good growth under 12 alkaline condition.
Aspergillus terreus carries out vegetative propagation in water, carries out sexual reproduction in the soil.It is discharged after cleistothecium rupture
Ascospore, ascospore is sprouted to form mycelia under suitable condition, wraps up soil particle with reticular structure, is formed with bioactivity
Soil aggregate structure.Aspergillus terreus biochemical function: firstly, generating efficient cellulose degraded stalk, soil is increased
The organic matter of earth；And the micropore of about 30-50 microns of size is then formd in those cellulose surfaces difficult to degrade, trip can be fixed
From sodium ion；Secondly, saline and alkaline condition can induce thermophilic salt fungi to synthesize a variety of organic acids, such as gallic acid, gluconic acid, lemon
Lemon acid etc., these organic acids can both neutralize the alkali in soil, can also be with complexation of metal ions.In addition, thermophilic salt fungi is mitogenetic
Spore can also be enriched with a part of salt ion in spore.
Streptomycete used in the embodiment of the present invention is streptomycete Cordycepps (Streptomycessilaceus) PAPM18, is adopted
Purchased from China Committee for Culture Collection of Microorganisms's common micro-organisms center, biological deposits number are as follows: CGMCCNO.16054.
It has the function of promoting growth and increases yield to the cotton of salt-soda soil cultivation.After tested, yellow ocher streptomycete PAPM18 is most
The long salinity of adaptability is 9-10%, and growth is very fast in the range of pH is 8-9, and pH9-10 can be grown.Its metabolic processes
The middle urase that can generate up to 1% dry cell weight, the enzyme can be by sodium bicarbonates or soda decomposition at carbanion and carbon
Sour hydrogen radical ion.Yellow ocher streptomycete PAPM18 cell wall is negatively charged, when in flyash contain a certain concentration calcium ion
In the case of, cell peripheral will be adsorbed on.As adsorbance is continuously increased, finally using cell as nucleus, in fly ash grain week
It encloses and forms the calcium carbonate crystal with gelatification, bacterial body is dead and is embedded in crystalline solid, macroscopically forms cell connection
Body plays the role of reducing sodium bicarbonate and sodium carbonate；Improve soil texture and fertilizing soil, reaches the mesh in radical cure salt-soda soil
's.
Trichoderma belongs to Fungi Imperfecti door, hyphomycetales, trichoderma, and common trichoderma has Trichoderma viride, trichodermaharzianum, spine spore wood
Mould, Trichoderma atroviride, Trichoderma harzianum, long shoot trichoderma etc..The trichoderma used in the embodiment of the present invention for Trichoderma harzianum, Trichoderma harzianum
Mycelia is very thin colourless, and tool separates, multi-branched.Conidiophore is born from the side shoot of mycelia, to raw or alternate, generally there is 2-3
Secondary branch, sporogenic stigma doleiform or taper estranged.Conidium is mostly spherical shape, and sporoderm has pustule, blue-green.?
Bacterium colony is just white cotton fiber shape in PDA culture medium, is afterwards dirty-green.Trichoderma harzianum T-22 can star the defense reaction of plant, cause
Plant generates and accumulation phenolic compound related with disease resistance and lignin etc..The protease that T-22 is generated simultaneously can make to clear up
The pathogen of plant cell wall is degraded, and directly inhibition pathogen sprouts, and makes the enzymatic inactivation of pathogen, prevents pathogen invaded plants
Cell.
Yeast is a kind of unicellular fungi, and sugar can be fermented into wine by a kind of invisible small unicellular microorganism
Essence and carbon dioxide, are distributed in entire nature, are a kind of typical heterotrophism amphimicrobes, in aerobic and oxygen free condition
Under can survive, be a kind of natural fermented dose.The yeast used in the embodiment of the present invention is tieed up for Candida or crisp wall Crewe
Yeast, Candida are the yeast that can be formed pseudohypha, not generate ascospore.
Lactic acid bacteria used in the embodiment of the present invention is lactic acid enterococcus faecium, is chosen from China General Microbiological culture presevation
Administrative center, classification naming are enterococcus faecium (Enterococcus faecium), deposit number: CGMCC1.2334.
Microorganism used in other in the present invention (including trichoderma and yeast) purchases that open up general bioengineering from Shandong limited
Company.
The usage amount of modifying agent of the invention is judged according to pH value, the salt content of soil, specific as follows:
(1) soil pH value 7.5~8.0, salt content 0.2%-0.5%, 4-5 tons of per hectare dosage；
(2) pH value 8.0~8.5, salt content 0.5%-0.7%, 5-6 tons of per hectare dosage；
(3) pH value 8.5~9.5, salt content 0.7%-1.0%, 6-7 tons of per hectare dosage；
(4) pH value >=9.5, salt content > 1.0%, 7-8 tons of per hectare dosage.
Compared with prior art, beneficial effects of the present invention are as follows:
(1) mixed type salt-soda soil upland field soil modifying agent prepared by the present invention is primarily adapted for use in changing for mixed type salt-soda soil
Good, preferred blocking agent makes its spontaneous separation, natural subsidence in the arable layer of salt-soda soil, and finally forms inertia in plough sole
Saline and alkaline isolating interface；Blocking agent aggregate soils salinity prevents salinity surface layer from assembling；Meanwhile thermophilic salt Alkali-resistant is applied in the soil
Microbial bacterial agent is enriched with salinity deactivation in arable layer in acid discharge and in cell space using it and handles, and secretion ectoenzyme degradation
The different kinds of molecules mechanism of organic matter etc. activates soil microbial activities to reduce soil salinity and alkalinity, improves soil aggregate structure
And fertilizing soil, achieve the purpose that eradicate salt-soda soil；
(2) it after mixed type salt-soda soil upland field soil modifying agent of the present invention improves mixed type salt-soda soil, has activated
The original micropopulation of soil, has restored soil vitality, can accomplish dry land 10 years not accumulation of salt in the surface soil alkali；
(3) present invention applies two different modifying agents for different times composition of the soil difference, improves soil
Salt content, the amount of pH and organic matter；
(4) composition of the invention is simple, preparation method is convenient, easy to use, is turned over after directly spreading fertilizer over the fields.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, technical solution of the present invention will be carried out below
Detailed description.Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art are obtained all without making creative work
Other embodiment belongs to the range that the present invention is protected.
Culture medium in following embodiment are as follows: beef extract agar medium comprising 0.3 part of beef extract, 1 part of peptone,
0.5 part of sodium chloride, 1 part of agar, 100 parts of water.
Embodiment 1
A kind of mixed type salt-soda soil upland field soil modifying agent is present embodiments provided, the modifying agent is by granule and micro- life
Object microbial inoculum composition, the granule includes blocking agent, acid regulator and organic fertilizer.
Preparation method includes the following steps:
(1) it is weighed according to the parts by weight of each component spare；
(2) all blocking agents spare in step (1) are mixed, acid regulator and organic is added after mixing
Fertilizer is uniformly mixed and reacts to form mixed material, and compounding is granulated, and obtains granule；
(3) microbial inoculum culture medium is prepared, adjusting pH is 7.0, and microbe inoculation, culture formed microbial bacterial agent after 7 days；
(4) microbial bacterial agent that step (3) obtains and the granule that step (2) obtains individually are packed, is obtained
To mixed type salt-soda soil upland field soil modifying agent.
Embodiment 2
A kind of mixed type salt-soda soil upland field soil modifying agent is present embodiments provided, the modifying agent is by granule and micro- life
Object microbial inoculum composition, the granule includes blocking agent, acid regulator and organic fertilizer；The blocking agent includes flyash 50kg
With zeolite powder 19kg；The acid regulator includes hydrolysis of polymaleic anhydride 3kg, phosphatase 11 kg, oxalic acid 3kg, zinc sulfate 0.06kg
With ammonium sulfate 0.4kg；The organic fertilizer includes humic acid 24kg and yellow humic acid 3.8kg, is contained in the microbial bacterial agent
Microorganism include Natrinema altunense sp.
Preparation method includes the following steps:
(1) it is weighed according to the weight of each component spare；
(2) all blocking agents spare in step (1) are mixed, acid regulator and organic is added after mixing
Fertilizer is uniformly mixed and reacts to form mixed material, and compounding is granulated, and obtains granule；
(3) microbial inoculum culture medium is prepared, adjusting pH is 7.0, and microbe inoculation, culture formed microbial bacterial agent after 5 days；
(4) granule that microbial bacterial agent and step (2) obtain individually is packed, obtains mixed type salt-soda soil dry land
Soil conditioner.
Embodiment 3
A kind of mixed type salt-soda soil upland field soil modifying agent is present embodiments provided, the modifying agent is by granule and micro- life
Object microbial inoculum composition, the granule includes blocking agent, acid regulator and organic fertilizer；The blocking agent includes flyash 40kg
With zeolite powder 23kg；The acid regulator includes hydrolysis of polymaleic anhydride 1kg, phosphoric acid 2kg, oxalic acid 5kg, zinc sulfate 0.02kg
With ammonium sulfate 0.6kg；The organic fertilizer includes humic acid 20kg and yellow humic acid 4.6kg；What is contained in microbial bacterial agent is micro-
Biology includes Natrinema altunense sp, trichoderma, yeast and lactic acid bacteria；The viable bacteria total amount of the microbial bacterial agent is 2.0 × 108cfu/g。
Preparation method includes the following steps:
(1) it is weighed according to the weight proportion of each component spare；
(2) all blocking agents spare in step (1) are mixed, after mixing at 25 DEG C of room temperature while stirring
Acid regulator and organic fertilizer is added, be uniformly mixed and reacts to form mixed material, compounding is granulated, and obtains granule；
(3) microbial inoculum culture medium is prepared, adjusting pH is 8.0, is inoculated with thermophilic salt fungi and Applying Ectomycorrhizal Fungi strain, is cultivated 7 days
After form microbial bacterial agent；
(4) microbial bacterial agent that step (3) obtains and the granule that step (2) obtains individually are packed, is mixed
Mould assembly salt-soda soil upland field soil modifying agent.
Embodiment 4
A kind of mixed type salt-soda soil upland field soil modifying agent is present embodiments provided, the modifying agent is by granule and micro- life
Object microbial inoculum composition, the granule includes blocking agent, acid regulator and organic fertilizer；The blocking agent includes flyash 45kg
With zeolite powder 21kg；The acid regulator includes hydrolysis of polymaleic anhydride 2kg, phosphatase 11 .26kg, oxalic acid 4kg, zinc sulfate
0.04kg and ammonium sulfate 0.5kg；The organic fertilizer includes humic acid 22kg and yellow humic acid 4.2kg；Contain in microbial bacterial agent
Some microorganisms include Natrinema altunense sp, streptomycete, trichoderma, Natrinema altunense sp is Aspergillus terreus bacterial strain described in yeast and lactic acid bacteria,
The streptomycete is yellow ocher streptomycete；The trichoderma is Trichoderma harzianum, and the yeast is that Candida or crisp wall Crewe tie up ferment
Mother, the lactic acid bacteria are lactic acid enterococcus faecium.The viable bacteria total amount of the microbial bacterial agent is 3.0 × 108cfu/g。
Preparation method includes the following steps:
((1) weighs spare according to the weight proportion of each component；
(2) all blocking agents spare in step (1) are mixed, after mixing at 28 DEG C of room temperature while stirring
Acid regulator and organic fertilizer is added, be uniformly mixed and reacts to form mixed material, compounding is granulated, and obtains granule；
(3) microbial inoculum culture medium is prepared, adjusting pH is 7.8, is inoculated with all microorganism fungus kinds, and culture formed micro- life after 6 days
Object microbial inoculum；
(4) microbial bacterial agent that step (3) obtains and the granule that step (2) obtains individually are packed, is mixed
Mould assembly salt-soda soil upland field soil modifying agent.
Embodiment 5
A kind of mixed type salt-soda soil upland field soil modifying agent is present embodiments provided, the modifying agent is by granule and micro- life
Object microbial inoculum composition, the granule includes blocking agent, acid regulator and organic fertilizer；The blocking agent includes flyash 45kg
With zeolite powder 21kg；The acid regulator includes hydrolysis of polymaleic anhydride 2kg, phosphatase 11 .26kg, oxalic acid 4kg, zinc sulfate
0.04kg and ammonium sulfate 0.5kg；The organic fertilizer includes humic acid 22kg and yellow humic acid 4.2kg；Contain in microbial bacterial agent
Some microorganisms include thermophilic salt fungi, root hair growth-promoting actinomyces and Applying Ectomycorrhizal Fungi；The thermophilic salt fungi is the alkaline-resisting song of thermophilic salt
It is mould；The Applying Ectomycorrhizal Fungi is grisette bacterium.The viable bacteria total amount of the microbial bacterial agent is 3.0 × 108cfu/g.Root hair promotees
Raw actinomyces are streptomycete Cordycepps (Streptomycessilaceus) PAPM18；The thermophilic salt fungi is Aspergillus glaucus bacterial strain
(Aspergillus glaucus)JL。
Preparation method includes the following steps:
((1) weighs spare according to the weight proportion of each component；
(2) all blocking agents spare in step (1) are mixed, after mixing at 28 DEG C of room temperature while stirring
Acid regulator and organic fertilizer is added, be uniformly mixed and reacts to form mixed material, compounding is granulated, and obtains granule；
(3) microbial inoculum culture medium is prepared, adjusting pH is 7.8, is successively inoculated with thermophilic salt fungi, root hair growth-promoting actinomyces and external bacterium
Mycorrhiza fungi, culture formed microbial bacterial agent after 6 days；
(4) microbial bacterial agent that step (3) obtains and the granule that step (2) obtains individually are packed, is mixed
Mould assembly salt-soda soil upland field soil modifying agent.
The Natrinema altunense sp, streptomycete, trichoderma, yeast and the adding proportion of lactic acid bacteria in embodiment 1-4 can be
(9-10): (1-2): (0.5-0.9): (3-4): 1.
Test example 1
Practice ground: this, which is experimental field selected, is located at the preceding reed pond village in the sub- town in Shenyang City, small city, Kangping County, and 50 mu of experimental plot area,
50 mu of field area of control.The Soil K+adsorption in the region the results show that soil mean salt amount in 19.9 ‰, pH value 9.5, organic
Matter content is lower than 3 ‰, belongs to mixed type salt-soda soil.The regional drought water shortage.
Test method: (1) the salt-soda soil test group that improves and control group will be needed to carry out machinery and is turned over, ploughed depth is general
It is advisable with 15-20 centimetres.(2) rotary tillage when alkaline land soil moisture content about 18% after machinery is turned over of test group and control group
And the mode leveling earth raked the soil level.(3) granule in modifying agent embodiment 4 of the invention average per acre 0.5 is applied in experimental plot
Ton, uniformly spreads fertilizer over the fields with organic fertilizer (cow dung) on smooth salt affected soil surface (can be administered simultaneously with base fertilizer), with mechanical rotary tillage
It is uniformly mixed modifying agent with soil, then the microbial bacterial agent in the present invention is applied in soil and is uniformly mixed, according to Crop Species
Class difference can ridging do furrow.Granule of the invention is not applied in control field, is uniformly spread fertilizer over the fields only with cow dung smooth saline and alkaline
Soil surface (can be administered simultaneously) with base fertilizer, be uniformly mixed cow dung (and base fertilizer) and soil with mechanical rotary tillage, further according to crop
Type difference can ridging do furrow；(4) experimental plot and control field filled after sowing wheat respectively 1-3 times it is permeable, wherein experimental plot exists
When rice shoot grows to 2-4cm high, Sui Shuichong applies a certain amount of microbial bacterial agent of the invention；Control Tian Buchong is applied；(5) test group and
Control group fertilising and field management are conventionally.(6) normal farming operations are all pressed in second year, experimental plot and control field
?.
Test result: for observation experiment effect, applicant engages third party testing agency certification spectrum Buddhist nun to test company to examination
It carries out with testing taking soil and Soil K+adsorption.Native 9 samples are taken to experimental plot, control field takes native 2 samples, takes native 11 samples altogether
Point, for soil layer at 15 centimetres or so, detection data is as shown in table 1 below.
Soil physical and chemical property compares after table 1 is improved
As it can be seen from table 1 pH drops to 8.5 from 9.5 after administering；Salt content drops to 2.4 ‰ from 19.9 ‰, and organic matter contains
Amount increases to 3.5 ‰ from lower than 3 ‰.
Wheat yield actual measurement
Transformation current year carries out scene harvesting actual measurement by Liaoning Province salt-soda soil research institute expert, and cultivated area is accurately measured, produced
After amount deducts moisture and impurity weight, experimental plot project transformation current year, 200 kilograms of control group average yield per mu wheat, experimental plot is small
230 kilograms of wheat average yield per mu, volume increase 15%.
Above-mentioned test has also been made to other embodiments in the applicant, as a result almost the same, since length is limited, no longer one by one
It enumerates.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (10)
1. a kind of mixed type salt-soda soil upland field soil modifying agent, which is characterized in that the modifying agent is by granule and microbial bacteria
Agent composition, the granule includes blocking agent, acid regulator and organic fertilizer；The blocking agent includes flyash and zeolite
Powder；The acid regulator includes hydrolysis of polymaleic anhydride, phosphoric acid, oxalic acid, zinc sulfate and ammonium sulfate；The organic fertilizer includes
Humic acid and yellow humic acid.
2. mixed type salt-soda soil upland field soil modifying agent according to claim 1, which is characterized in that the modifying agent is by weight
Part is measured by 0.01-0.03 parts of 60-70 parts of blocking agent, 7-9 parts of acid regulator, 24-28 parts of organic fertilizer and microbial bacterial agent groups
At.
3. mixed type salt-soda soil upland field soil modifying agent according to claim 1, which is characterized in that the blocking agent is by weight
Amount part includes 40-50 parts and zeolite powder 19-23 parts of flyash；The acid regulator includes hydrolysis of polymaleic anhydride by weight
1-3 parts, -2 parts of phosphatase 11,3-5 parts of oxalic acid, 0.02-0.06 parts and ammonium sulfate 0.4-0.6 parts of zinc sulfate；The organic fertilizer is by weight
Amount part includes 20-24 parts of humic acid and yellow 3.8-4.6 parts of humic acid.
4. mixed type salt-soda soil upland field soil modifying agent according to claim 1, which is characterized in that the blocking agent is by weight
Amount part includes 45 parts and 21 parts of zeolite powder of flyash；The acid regulator includes 2 parts of hydrolysis of polymaleic anhydride by weight, phosphorus
1.26 parts of acid, 4 parts of oxalic acid, 0.04 part and 0.5 part of ammonium sulfate of zinc sulfate；The organic fertilizer includes 22 parts of humic acid by weight
With 4.2 parts of yellow humic acid.
5. mixed type salt-soda soil upland field soil modifying agent according to claim 1 to 3, which is characterized in that micro- life
Object microbial inoculum the preparation method comprises the following steps: first prepare microbial inoculum culture medium, adjusting pH is 7.0-8.0, then microbe inoculation, is cultivated 5-7 days
After form microbial bacterial agent.
6. mixed type salt-soda soil upland field soil modifying agent according to claim 4, which is characterized in that the microbial bacterial agent
Viable bacteria total amount be greater than 1.0 × 108cfu/g。
7. mixed type salt-soda soil upland field soil modifying agent according to claim 1 to 3, which is characterized in that micro- life
The microorganism contained in object microbial inoculum includes Natrinema altunense sp, streptomycete, trichoderma, yeast and lactic acid bacteria.
8. mixed type salt-soda soil upland field soil modifying agent according to claim 7, which is characterized in that the Natrinema altunense sp
For Aspergillus terreus bacterial strain, the streptomycete is yellow ocher streptomycete, and the trichoderma is Trichoderma harzianum, the yeast be Candida or
Kluyveromyces fragilis, the lactic acid bacteria are lactic acid enterococcus faecium.
9. a kind of preparation method of any mixed type salt-soda soil upland field soil modifying agent of claim 1-8, feature exist
In the method includes the following steps:
(1) it is weighed according to the parts by weight of each component spare；
(2) all blocking agents spare in step (1) are mixed, acid regulator and organic fertilizer is added after mixing
Material is uniformly mixed and reacts to form mixed material, and compounding is granulated, and obtains granule；
(3) granule that microbial bacterial agent and step (2) obtain individually is packed, obtains mixed type salt-soda soil upland field soil
Modifying agent.
10. the preparation method of mixed type salt-soda soil upland field soil modifying agent according to claim 9, which is characterized in that step
Suddenly in (2), spare all blocking agents are mixed, are added while stirring at 25-30 DEG C of room temperature after mixing acid
Regulator and organic fertilizer are uniformly mixed and react to form mixed material；The granule, partial size 3-5mm.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111607402A (en) * | 2020-06-29 | 2020-09-01 | 浙江亲水园生物科技有限公司 | Method for preparing soil conditioner by using high ammonia nitrogen wastewater and application |
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Application publication date: 20190809 |