CN110105967A - A kind of beach saline-alkali ground paddy field soil modifying agent and preparation method thereof - Google Patents
A kind of beach saline-alkali ground paddy field soil modifying agent and preparation method thereof Download PDFInfo
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- CN110105967A CN110105967A CN201910480039.0A CN201910480039A CN110105967A CN 110105967 A CN110105967 A CN 110105967A CN 201910480039 A CN201910480039 A CN 201910480039A CN 110105967 A CN110105967 A CN 110105967A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B79/00—Methods for working soil
- A01B79/02—Methods for working soil combined with other agricultural processing, e.g. fertilising, planting
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K17/00—Soil-conditioning materials or soil-stabilising materials
- C09K17/40—Soil-conditioning materials or soil-stabilising materials containing mixtures of inorganic and organic compounds
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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- C09K2101/00—Agricultural use
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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Abstract
A kind of the invention discloses beach saline-alkali paddy field soil modifying agent and preparation method thereof, the modifying agent is mixed and is reacted by granule and microbial bacterial agent, and granule includes blocking agent, acid regulator and organic fertilizer.Preferred blocking agent and sedimentation agent make its spontaneous water and soil separation, natural subsidence in the arable layer of salt-soda soil, and finally form the saline and alkaline isolating interface of inertia in plough sole；Blocking agent aggregate soils salinity prevents salinity surface layer from assembling；After beach paddy field of the present invention alkaline land modifying agent improves beach paddy field 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 beach saline-alkali ground paddy field soil modifying agent and its system
Preparation Method.
Background technique
China coast beach vast area, water resource are abundant.It is directly affected by seawater, salt affected soil development in this area's is wide
It is general；The saline and alkaline soil in Coastal beach area reduces the utilization rate in coastal area soil, constrains the development of agricultural economy.Generally
Physical measure is taken to be administered, mainly following two method: one is the water salt based on " salt goes come, salt with water with water "
Moving law can draw the excessive moisture assembled in the region, be discharged into for the region gutter Shi Wazhi of hypsography low-lying
Elsewhere, but this method is easy accumulation of salt in the surface soil alkali；Alternatively, introducing outside moisture to this area, certain depth is formed in depression
Water-bearing layer, impregnate the sufficiently long time, so that salinity contained in soil is substantially dissolved in water, be discharged to depression
Salinity in soil is taken away with dampening in outside, to reduce the salt content of soil.Such method can sufficiently apply to salt-soda soil agriculture
In industry production, agriculture plantation can be irrigated in arid and timely drain in the flood time, put flood, mitigated
The loss of natural calamity bring.Another soil moved in improve the original presses alkali, other areas are free of saline and alkaline excellent soil species, allocate and transport the excellent of other places
On soil species covering salt affected soil or a part of saline-alkali soil is transported, soil is held and is mixed with the saline-alkali soil left.Can also have in this way
Effect ground reduces soil salt content, to reduce the degree of the local salinization of soil.But the good soil amount that this method generally requires is big, comes
Source and transport are all problematic, thus production cost is higher, is only applicable to special land use, and is easy accumulation of salt in the surface soil alkali.Beach
A large amount of sodium chloride is contained in salt-soda soil, unfavorable to plant growth, causes soil to fall into disuse idle.
Application No. is the Chinese invention patents of CN201010280962.9, disclose a kind of coastal saline-alkali mud-flat soil improvement
Agent and preparation method thereof is that modifying agent is made in raw material only with humic acid and feces of livestock and poultry, and nutrient is less, improved effect
It is unobvious.Application No. is 201810126003.8 disclose a kind of coastal tidal salt lick soil conditioner and preparation method thereof with
Using the modifying agent of wormcast and coco bran composition.Application number 201811293106.x discloses a kind of based on fermentation bed chicken farm
Waste is the beach saline-alkali land soil agent and the preparation method and application thereof of raw material, is discarded using fermentation bed chicken farm
The modifying agent that object, crop material, quick lime, gypsum and wormcast form.Both modifying agents can be with quick improvement beach salt
Alkali-affected soil, it is at low cost, it is quick.But these three modifying agents and do not include microbial bacterial agent, have ignored beach saline-alkali ground
The anti-saline and alkaline problem of intractable, is unfavorable for establishing permanent mechanism, continual addition modifying agent is needed to maintain salt affected soil
Orderly development.
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 beach saline-alkali paddy field soil is improved
Agent and preparation method thereof, beach saline-alkali prepared by the present invention paddy field soil modifying agent can reduce soil salinity and alkalinity, activation soil
Earth microbial activity improves soil aggregate structure and fertilizing soil, achievees the purpose that eradicate salt-soda soil.
A kind of it is an object of the present invention to provide beach saline-alkali paddy field soil modifying agent.
The beach saline-alkali of specific embodiment ground paddy field soil modifying agent according to the present invention, the modifying agent by granule and
Microbial bacterial agent composition, the granule includes blocking agent, acid regulator and organic fertilizer；The blocking agent includes flyash
And zeolite powder；The acid regulator includes zinc sulfate；The organic fertilizer includes humic acid and yellow humic acid.
The beach saline-alkali of specific embodiment ground paddy field soil modifying agent according to the present invention, wherein the modifying agent is by weight
Amount part is formed by 10-90 parts and microbial bacterial agent 10-50 parts of granule.
The beach saline-alkali of specific embodiment ground paddy field soil modifying agent according to the present invention, wherein the blocking agent is by weight
Amount part includes 10 parts and 55 parts of zeolite powder of flyash；The acid regulator includes 0.02 part of zinc sulfate by weight；It is described to have
Machine fertilizer includes 30 parts of humic acid and yellow 4.98 parts of humic acid by weight.
The beach saline-alkali of specific embodiment ground paddy field soil modifying agent according to the present invention, wherein the microbial bacterial agent
The preparation method comprises the following steps: first prepare microbial inoculum culture medium, adjusting pH is 7.0-8.0, then microbe inoculation, and culture is formed after 5-7 days
Microbial bacterial agent.
Culture medium are as follows: beef extract agar medium comprising 0.3 part of beef extract, 1 part of peptone, 0.5 part of sodium chloride, fine jade
1 part of rouge, 100 parts of water.
The beach saline-alkali of specific embodiment ground paddy field soil modifying agent according to the present invention, further, the microorganism
The viable bacteria total amount of microbial inoculum is greater than 1.0 × 108cfu/g。
The beach saline-alkali of specific embodiment ground paddy field soil modifying agent according to the present invention, wherein the microbial bacterial agent
In the microorganism that contains include Natrinema altunense sp, trichoderma and lactic acid bacteria.
The beach saline-alkali of specific embodiment ground paddy field soil modifying agent according to the present invention, it is further, described extremely thermophilic
Salt bacterium is Aspergillus terreus bacterial strain.
The beach saline-alkali of specific embodiment ground paddy field soil modifying agent according to the present invention, further, the trichoderma is
Trichoderma harzianum, the lactic acid bacteria are lactic acid enterococcus faecium.Microbial bacterial agent in the present invention is beneficial flora fermenting agent.
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.
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, 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.
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) is purchased from Shandong Tuo Pu bioengineering Co., Ltd.
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 follows Zinc fractions (at soil) principle, mechanism, soil texture and the ecological environment formed from salt-soda soil
Angle is started with, and by preferred blocking agent and sedimentation agent, makes its spontaneous water and soil separation, natural subsidence in the arable layer of salt-soda soil,
And the saline and alkaline isolating interface of inertia finally is formed in plough sole；Meanwhile thermophilic salt Alkali-resistant microbial bacterial agent is applied in the soil, it utilizes
It is enriched with a variety of of salinity deactivation processing, and secretion ectoenzyme degradation of organic substances etc. in arable layer in acid discharge and in cell space
Molecular mechanism activates soil microbial activities to reduce soil salinity and alkalinity, improves soil aggregate structure and fertilizing soil, reaches
To the purpose in radical cure salt-soda soil.
The present invention improves successful example as foundation using Dongtai City, Jiangsu Province riviera salt affected soil, demonstrates using this
The beach saline-alkali of invention paddy field soil modifying agent improvement Coastal beach salt affected soil be effective and feasible.Relevant departments just
Really under management, this modification method can introduce organic fertilizer and microbial bacterial agent into salt affected soil ring layer, make saline-alkali soil
Earth maintains orderly development；It can mitigate and even be eliminated the salinization of soil and improve local natural environment, improve soil benefit
With rate, promote 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 paddy field 8 years not accumulation of salt in the surface soil alkali, have accomplished primary improvement, permanently effective；Second is that solving tradition " washing
The physico-chemical process such as salt discharge ", " acid adding solution alkali " are administered the expansion of secondary salinization area brought by salt-soda soil and are prolonged and soil itself
Secondary pollution problem；Third is that having activated the original micropopulation of soil, soil vitality is restored.
The preparation method of the second object of the present invention with providing beach saline-alkali described in one kind paddy field soil modifying agent.
According to the present invention the beach saline-alkali of specific embodiment paddy field soil modifying agent preparation method, the method
Include 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, 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 bacterial agent is added in the granule that step (2) obtains, is uniformly mixed, obtains beach saline-alkali
Ground paddy field soil modifying agent.
According to the present invention the beach saline-alkali of specific embodiment paddy field soil modifying agent preparation method, wherein step
(2) in, spare all blocking agents are mixed, acid adjust is added while stirring at 25-30 DEG C of room temperature after mixing
Agent and organic fertilizer are saved, be uniformly mixed and reacts to form mixed material, compounding is granulated, and obtains granule, partial size 3-5mm.
Beach saline-alkali of the invention paddy field soil modifying agent method of administration the following steps are included: (1) first to beach water
Field salt-soda soil is washed, and organic fertilizer processing is then carried out.(2) test field is turned over and nonirrigated farmland is smooth, turn over depth
Spending general 15-20 centimetres, (difference of height is no more than 10 centimetres in same plot after mechanical drought leveling, and earth's surface has 10-12 centimetres to loosen the soil
Layer)；(3) using the average 0.2-0.6 ton applications per acre of modifying agent of the invention, then carry out rotary tillage, make soil with it is of the invention
Modifying agent is uniformly mixed；(4) discharge water soaked field, and modifying agent is scattered, and then carries out machine and is beaten site preparation, realizes point of modifying agent
Solution, precipitating form the saline and alkaline separation layer of inertia in plough sole；(5) in rice field moisturizing after rice shoot is turned green, Sui Shuichong applies a certain amount of
" No. 2 modifying agents " (microbial bacterial agent i.e. in the present invention).It discharges water during soaked field, the thermophilic salt Alkali-resistant for including in modifying agent is micro-
Bacteria agent, enrichment salinity deactivation processing, and secretion ectoenzyme degradation of organic substances etc. in acid discharge and in cell space in arable layer
Different kinds of molecules mechanism activate soil microbial activities to reduce soil salinity and alkalinity, improve soil aggregate structure and fertilizing soil
Earth achievees the purpose that eradicate other fertilisings of salt-soda soil and field management conventionally.
The usage amount of saline soil 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.
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.Flyash in the present invention is that inorganic nano material and titanium dioxide, zeolite powder are used cooperatively, as blocking agent.
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.
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.
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.
Potassium fulvate is a kind of pure natural minerals activity potassium element fertilizer, potassium fulvate include microelement, rare earth element,
The multiple nutritional components such as plant growth regulator, viral inhibitors, make nutrient it is more sufficient, supply it is more reasonable, so as to avoid work
Object due to lacking element caused by various physiological disturbances generation, keep the more vigorous leaf color of crop plant type more dark green, energy resistant to lodging
Power is stronger.Potassium fulvate can timely supplement the nutrient being lost in soil, make soil activating, have vitality, reduce soil
Nutrient continuous cropping disease caused by taken in excess in earth, product can replace the identical potassium sulfate of content or potassium chloride and sulphur completely
Sour potassium magnesium, and natural, environmental protection.In the present invention, humic acid is used cooperatively with potassium fulvate, as organic fertilizer.
Thermophilic salt fungi refers to can grow at 3M to higher salinity, and can often be divided under the salinity of 1.7M
From the fungi for arriving (regulary isolated).
Compared with prior art, beneficial effects of the present invention are as follows:
(1) beach saline-alkali prepared by the present invention paddy field soil modifying agent with being primarily adapted for use in beach saline-alkali paddy field changes
Good, preferred blocking agent makes its spontaneous water and soil separation, natural subsidence in the arable layer of salt-soda soil, and is finally formed in plough sole
The saline and alkaline isolating interface of inertia, aggregate soils salinity prevent salinity surface layer from assembling；Meanwhile it is micro- to apply thermophilic salt Alkali-resistant in the soil
Bacteria agent is enriched with salinity deactivation in arable layer in acid discharge and in cell space using it and handles, and secretion ectoenzyme degradation has
The different kinds of molecules mechanism of machine object etc. activates soil microbial activities to reduce soil salinity and alkalinity, improve soil aggregate structure and
Fertilizing soil achievees the purpose that eradicate salt-soda soil；
(2) aspergillus terreus carries out vegetative propagation in water, carries out sexual reproduction in the soil.It is released after cleistothecium rupture
Ascospore is put, ascospore is sprouted to form mycelia under suitable condition, wraps up soil particle with reticular structure, is formed with biological work
The soil aggregate structure of property.Aspergillus terreus biochemical function: it firstly, generating efficient cellulose degraded stalk, increases
The organic matter of soil；And the micropore of about 30-50 microns of size is then formd in those cellulose surfaces difficult to degrade, it can fix
Free sodium ion；Secondly, saline and alkaline condition can induce thermophilic salt fungi to synthesize a variety of organic acids, as gallic acid, gluconic acid,
Citric acid etc., these organic acids can both neutralize the alkali in soil, can also be with complexation of metal ions.In addition, point of thermophilic salt fungi
Raw spore can also be enriched with a part of salt ion in spore；
(3) it after through beach saline-alkali of the present invention paddy field soil modifying agent improves beach paddy field salt-soda soil, has activated
The original micropopulation of soil, has restored soil vitality, can accomplish paddy field 8 years not accumulation of salt in the surface soil alkali；
(4) present invention applies two different fertilizer for different times composition of the soil difference, improves soil
The amount of salt content, pH and organic matter.
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.
Embodiment 1
A kind of with present embodiments providing beach saline-alkali paddy field soil modifying agent, the modifying agent is by granule and microorganism
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 weight proportion 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 bacterial agent is added in the granule that step (2) obtains, is uniformly mixed, obtains beach saline-alkali
Ground paddy field soil modifying agent.
Embodiment 2
A kind of with present embodiments providing beach saline-alkali paddy field soil modifying agent, the modifying agent is by granule and microorganism
Microbial inoculum is 9:5 composition by weight, and the granule includes blocking agent, acid regulator and organic fertilizer；The blocking agent packet
Include flyash 10kg and zeolite powder 55kg；The acid regulator includes zinc sulfate 0.02kg；The organic fertilizer includes humic
Sour 30kg and yellow humic acid 4.98kg.
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, acid regulator and organic is added after mixing
Fertilizer is uniformly mixed and reacts to form mixed material；Compounding is granulated, and obtains granule；
(4) microbial inoculum culture medium is prepared, adjusting pH is 7.0, and microbe inoculation, culture formed microbial bacterial agent after 7 days；
(5) microbial bacterial agent that step (4) obtains is added in the granule that step (3) obtains, is mixed
Uniformly, with obtaining beach saline-alkali paddy field soil modifying agent.
Embodiment 3
A kind of with present embodiments providing beach saline-alkali paddy field soil modifying agent, the modifying agent is by granule and microorganism
Microbial inoculum is 1:4 composition by weight, and the granule includes blocking agent, acid regulator and organic fertilizer；The blocking agent packet
Include flyash 10kg and zeolite powder 55kg；The acid regulator includes zinc sulfate 0.02kg；The organic fertilizer includes humic
Sour 30kg and yellow humic acid 4.98kg；The microorganism contained in microbial bacterial agent include Natrinema altunense sp, bacillus, trichoderma,
Yeast and lactic acid bacteria.
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, partial size
For 3mm；
(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 5 days
After form microbial bacterial agent；
(4) microbial bacterial agent that step (3) obtains is added in the granule that step (2) obtains, is mixed
Uniformly, with obtaining beach saline-alkali paddy field soil modifying agent.
Embodiment 4
A kind of with present embodiments providing beach saline-alkali paddy field soil modifying agent, the modifying agent is by granule and microorganism
Microbial inoculum is 1:1 composition by weight, and the granule includes blocking agent, acid regulator and organic fertilizer；The blocking agent packet
Include flyash 10kg and zeolite powder 55kg；The acid regulator includes zinc sulfate 0.02kg；The organic fertilizer includes humic
Sour 30kg and yellow humic acid 4.98kg；The microorganism contained in microbial bacterial agent include Natrinema altunense sp, bacillus, trichoderma,
Natrinema altunense sp described in yeast and lactic acid bacteria is Aspergillus terreus bacterial strain, and the bacillus is bacillus licheniformis and side spore gemma bar
Bacterium；The trichoderma is Trichoderma harzianum, and the yeast is Candida or Kluyveromyces fragilis, and the lactic acid bacteria is lactic acid dung intestines
Coccus.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 7.0, is inoculated with all microorganism fungus kinds, and culture formed micro- life after 7 days
Object microbial inoculum；The viable bacteria total amount of microbial bacterial agent is 2.0 × 108cfu/g；
(4) microbial bacterial agent that step (3) obtains is added in the granule that step (2) obtains, is mixed
Uniformly, with obtaining beach saline-alkali paddy field soil modifying agent.
Embodiment 5
A kind of with present embodiments providing beach saline-alkali paddy field soil modifying agent, the modifying agent is by granule and microorganism
Microbial inoculum is 1:3 composition by weight, and the granule includes blocking agent, acid regulator and organic fertilizer；The blocking agent packet
Include flyash 10kg and zeolite powder 55kg；The acid regulator includes zinc sulfate 0.02kg；The organic fertilizer includes humic
Sour 30kg and yellow humic acid 4.98kg；The microorganism contained in microbial bacterial agent include Natrinema altunense sp, bacillus, trichoderma,
Natrinema altunense sp described in yeast and lactic acid bacteria is Aspergillus terreus bacterial strain, and the bacillus is bacillus licheniformis and side spore gemma bar
Bacterium；The trichoderma is Trichoderma harzianum, and the yeast is Candida or Kluyveromyces fragilis, and the lactic acid bacteria is lactic acid dung intestines
Coccus.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 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 7.0, is inoculated with all microorganism fungus kinds, and culture formed micro- life after 5 days
Object microbial inoculum；The viable bacteria total amount of microbial bacterial agent is 5.0 × 108cfu/g；
(4) microbial bacterial agent that step (3) obtains is added in the granule that step (2) obtains, is mixed
Uniformly, with obtaining beach saline-alkali paddy field soil modifying agent.
Test example 1
Practice ground: this, which is experimental field selected, is located at Dongtai City's strip mud reclamation area east side Tiao Bei11, and 50 mu of test area, control
50 mu of field area.The Soil K+adsorption in the region the results show that soil mean salt amount in 15 ‰, pH value 8.8, the content of organic matter
Lower than 3 ‰, belong to the barren type salt-soda soil in severe strand.The region topography is lower, and level of ground water is in 60cm or so, while fresh water water
Source is in the end in reclamation area, and condition of water quality is poor and unstable, and soil improvement, plantation are managed very difficult.
Test method: (1) before testing, processing group and control group plot have carried out washing three times, every in April, 2018 respectively
The organic fertilizer (cow dung) of 2 tons of mu and per acre 50 kilograms of calcium superphosphate processing.(2) test field is turned over and nonirrigated farmland is flat
It is whole, general 15-20 centimetres of ploughed depth.Difference of height is no more than 10 centimetres in same plot after mechanical drought leveling, and earth's surface has 10-12
Centimetre rippers layer.(3) using the average 0.5 ton of application per acre of the modifying agent of the embodiment of the present invention 4, rotary tillage is then carried out, soil is made
It is uniformly mixed with modifying agent of the invention.(4) it discharges water behind soaked field, modifying agent scatters, and then carries out machine and is beaten site preparation, realization changes
Good dose of decomposition precipitates, and forms the saline and alkaline separation layer of inertia in plough sole；Meanwhile the thermophilic micro- life of salt Alkali-resistant in modifying agent including
Object microbial inoculum, enrichment salinity deactivation processing, and secretion ectoenzyme degradation of organic substances etc. in acid discharge and in cell space in arable layer
Different kinds of molecules mechanism activates soil microbial activities to reduce soil salinity and alkalinity, improves soil aggregate structure and fertilizing soil
Earth achievees the purpose that eradicate salt-soda soil.(5) in rice field moisturizing after rice shoot is turned green, Sui Shuichong applies a certain amount of " No. 2 modifying agents "
That is microorganism inoculant.Fertilising and field management are conventionally.
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 sample points are taken altogether, and soil layer deducts 1 invalid sample, remaining 8 at 15 centimetres or so
The data of a pattern detection are as shown in the table.
Table 1 is improved preceding compared with soil physical and chemical property after improvement
As it can be seen from table 1 administering First Year, salt content drops to 1.2 ‰ from original 15.1 ‰, and pH value control exists
8.5 hereinafter, organic matter increases to 3.51 ‰ from 2.39 ‰, increases by 47%.
Rice yield actual measurement
On October 16th, 2018 scene harvesting actual measurement is carried out by East Platform Urban Committee on Agriculture expert, cultivated area accurately measures, yield
After deducting moisture and impurity weight, experimental plot project transformation current year, rice highest per mu yield reaches 519 kilograms, far beyond East Platform public affairs
Take charge of 400 pounds/acre of First Year of the target output formulated.
Test example 2
Practice ground: this, which is experimental field selected, is located at 3,4,5, the 6 of the ninth-largest team, Hui Xing company, Jiangsu Province's Yancheng City Sheyang County
Number field, compares 50 mu of field area by 50 mu of test area.The Soil K+adsorption in the region is the results show that soil mean salt amount exists
3 ‰, pH value 8.7, the content of organic matter are lower than 3 ‰, with belonging to moderate beach saline-alkali.
Test method: (1) turning over test field and nonirrigated farmland be smooth, and general 15-20 centimetres of ploughed depth.Mechanical drought
Difference of height is no more than 10 centimetres in same plot after leveling, and earth's surface has 10-12 centimetres of rippers layer.(2) embodiment of the present invention 5 is used
The average 0.35 ton of application per acre of obtained modifying agent, then carries out rotary tillage, is uniformly mixed soil with modifying agent.(3) discharge water bubble
Tian Hou, modifying agent scatter, and then carry out machine and are beaten site preparation, realize decomposition, the precipitating of modifying agent, form indifferent salt in plough sole
Alkali separation layer；Meanwhile the thermophilic salt Alkali-resistant microbial bacterial agent in modifying agent including, it is rich in acid discharge and in cell space in arable layer
Collect the different kinds of molecules mechanism of salinity deactivation processing, and secretion ectoenzyme degradation of organic substances etc., to reduce soil salinity and alkalinity, swashs
Soil microbial activities living, improve soil aggregate structure and fertilizing soil, achieve the purpose that eradicate salt-soda soil.(4) it is returned in rice shoot
After blueness when the moisturizing of rice field, Sui Shuichong applies the microorganism inoculant in a certain amount of present invention.Fertilising and field management are according to routine
Method.
Test result: for observation experiment effect, applicant and test partner entrust the in late October, 2016 jointly
Tripartite Yancheng Urban Committee on Agriculture makees cultivation station staff and carries out survey production to test group and control group plot.It is detected through third party, two pieces right
It is respectively 0.32% and 0.35% according to a group plot salinity, per mu yield is respectively 497 kilograms and 512 kilograms；Two pieces of test group plot
Salinity is 0.14% and 0.15%, and per mu yield is respectively 545 kilograms and 564 kilograms, and volume increase is respectively 9.66% He
10.16%.Soil salinity averagely declines 0.19%, and average out to 9.91% is increased production in per mu yield.
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 beach saline-alkali ground paddy field soil modifying agent, which is characterized in that the modifying agent is by granule and microbial bacterial agent
Composition, the granule includes blocking agent, acid regulator and organic fertilizer；The blocking agent includes flyash and zeolite powder；
The acid regulator includes zinc sulfate；The organic fertilizer includes humic acid and yellow humic acid.
2. beach saline-alkali according to claim 1 ground paddy field soil modifying agent, which is characterized in that the modifying agent is by weight
Part is formed by 10-90 parts and microbial bacterial agent 10-50 parts of granule.
3. beach saline-alkali according to claim 1 ground paddy field soil modifying agent, which is characterized in that the blocking agent is by weight
Part includes 10 parts and 55 parts of zeolite powder of flyash；The acid regulator includes 0.02 part of zinc sulfate by weight；It is described organic
Fertilizer includes 30 parts of humic acid and yellow 4.98 parts of humic acid by weight.
4. beach saline-alkali according to claim 1 to 3 ground paddy field soil modifying agent, which is characterized in that the microorganism
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, after culture 5-7 days
Form microbial bacterial agent.
5. beach saline-alkali according to claim 4 ground paddy field soil modifying agent, which is characterized in that the microbial bacterial agent
Viable bacteria total amount is greater than 1.0 × 108cfu/g。
6. -5 any beach saline-alkalis ground paddy field soil modifying agent according to claim 1, which is characterized in that the microorganism
The microorganism contained in microbial inoculum includes Natrinema altunense sp, trichoderma and lactic acid bacteria.
7. beach saline-alkali according to claim 6 ground paddy field soil modifying agent, which is characterized in that the Natrinema altunense sp is
Aspergillus terreus bacterial strain.
8. beach saline-alkali according to claim 6 ground paddy field soil modifying agent, which is characterized in that the trichoderma is to breathe out thatch wood
Mould, the lactic acid bacteria is lactic acid enterococcus faecium.
9. a kind of any beach saline-alkali of claim 1-8 paddy field soil modifying agent preparation method, which is characterized in that
The 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, 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) microbial bacterial agent is added in the granule that step (2) obtains, is uniformly mixed, with obtaining beach saline-alkali water
Field soil improving agent.
10. beach saline-alkali according to claim 9 paddy field soil modifying agent preparation method, which is characterized in that step
(2) in, spare all blocking agents are mixed, acid adjust is added while stirring at 25-30 DEG C of room temperature after mixing
Agent and organic fertilizer are saved, be uniformly mixed and reacts to form mixed material, compounding is granulated, and obtains granule, partial size 3-5mm.
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| CN110835537A (en) * | 2019-11-11 | 2020-02-25 | 山东省农业科学院农业资源与环境研究所 | Persistent coastal saline soil improvement salt absorbent, and preparation method and application thereof |
| CN115261028A (en) * | 2022-07-27 | 2022-11-01 | 峰景园林工程集团有限公司 | Biological agent soil conditioner for saline-alkali soil for gardens |
| CN116941368A (en) * | 2023-07-26 | 2023-10-27 | 山东君德生态科技有限公司 | Preparation method of soil restoration and salt-resistant growth-promoting microbial agent |
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