CN110386842A - Fertilizer granules and preparation method thereof - Google Patents
Fertilizer granules and preparation method thereof Download PDFInfo
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- CN110386842A CN110386842A CN201810360806.XA CN201810360806A CN110386842A CN 110386842 A CN110386842 A CN 110386842A CN 201810360806 A CN201810360806 A CN 201810360806A CN 110386842 A CN110386842 A CN 110386842A
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- fertilizer granules
- fertilizer
- feed particles
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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
-
- 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
- C05G5/00—Fertilisers characterised by their form
- C05G5/30—Layered or coated, e.g. dust-preventing coatings
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- Pest Control & Pesticides (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Fertilizers (AREA)
Abstract
The present invention discloses a kind of fertilizer granules and preparation method thereof, and step includes: to squeeze or be kneaded into a granulating raw material, to form a feed particles；An at least surfacing is dispersed in a finish, and a flushing liquor is made；The flushing liquor is sprayed at the feed particles after being atomized, to form the surface that a surface covering is wrapped in the feed particles；And the feed particles are air-dried and form a fertilizer granules.
Description
Technical field
The present invention relates to a kind of fertilizer granules and preparation method thereof, espespecially a kind of finish, spray that will be scattered with surfacing
Spill the fertilizer granules and preparation method thereof in feed particles surface.
Background technique
In recent years, biological fertilizer (biofertilizer) espespecially utilizes microbial manure made of microorganism
(microbial fertilizer) is quite taken seriously, and because it has the nutrition condition for promoting soil, crops is assisted to absorb
Nutrient, and enhance disease-resistant crops, drought-enduring and cold-resistant ability, to promote the yield and quality of crops.
Known microorganisms fertilizer has liquid and solid (powder) two kinds of dosage forms, and the production cost of liquid fertilizer is although lower,
But the pot-life is long, Yi Fasheng qualitative change, separately there is that intravenous extravasation and transport are inconvenient.Although the solid fertilizer pot-life compared with
It is long, be not susceptible to qualitative change, transport is upper convenient compared with liquid fertilizer, but when application powder, and Yi Suifeng is dispelled and dusty, and is easy
Human body is caused to suck excessive powder；Factor in another application vulnerable to the limitation of ground type, and influence service efficiency.
Moreover, biological fertilizer would generally be mixed with all kinds of inorganic salts, and inorganic salts generally have centainly
Water imbibition, when different inorganic salts mix, fertilizer be more easier absorb aqueous vapor, and then increase fertilizer it is aqueous
Measure and cause to agglomerate, the agglomeration of fertilizer causes fertilizer appearance and quality to be affected, while also result in fertilizer transport, use it is tired
It is difficult.
Summary of the invention
Traditional liquid microbial manure has the shortcomings that the pot-life is short, liquid easily exosmoses, transports inconvenience；And conventional solid
Microbial manure, it is upper easily dusty in application if it is pulvis.In addition, fertilizer usually contains certain water imbibition, for a long time
Absorb the fertilizer of aqueous vapor in addition to agglomeration causes fertilizer appearance and quality to be affected, at the same also result in fertilizer transport, use it is tired
It is difficult.
Therefore, in order to solve above-mentioned every missing, the present invention provides a kind of fertilizer granules, comprising: a feed particles, with
And a surface covering, it is wrapped in the surface of the feed particles, wherein the surface covering includes: a finish, and at least one
Surfacing intersperses among in the finish.In addition, above-mentioned fertilizer granules can also add an additive on demand.
The present invention also provides a kind of production method of fertilizer granules, step includes: step S01 to be granulated, and squeezes or rubs
At a granulating raw material, to form a feed particles.Step S02 at least will be dispersed evenly to a finish by a surfacing, and be made
One flushing liquor.Step S03 is package, and the flushing liquor is sprayed on the feed particles after being atomized, and is applied with forming a surface
Layer is wrapped in the surface of the feed particles.Step S04 is drying, and the feed particles are air-dried and form a fertilizer granules.
Wherein the granulation process of step S01 is also possible that extruding or is kneaded into a granulating raw material and an additive, to form a raw material
Grain.
Above to summary of the invention, it is therefore intended that it is of the invention it is several towards and technical characteristic make a basic explanation.
Invention summary is not to detailed statement of the invention, therefore its purpose is not enumerating key or important member of the invention especially
Several concepts of the invention only are presented in a manner of concise nor being used to define the scope of the present invention in part.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
The structure shown according to these attached drawings obtains other attached drawings.
Fig. 1 is an embodiment flow chart of the production method of fertilizer granules of the present invention；
Fig. 2 is another embodiment flow chart of the production method of fertilizer granules of the present invention.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute is only used in the embodiment of the present invention
In explanation in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, if institute
When stating particular pose and changing, then the directionality instruction also correspondingly changes correspondingly.
In the present invention unless specifically defined or limited otherwise, term " connection ", " fixation " etc. shall be understood in a broad sense,
For example, " fixation " may be a fixed connection, it may be a detachable connection, or integral；It can be mechanical connection, be also possible to
Electrical connection；It can be directly connected, the connection inside two elements or two can also be can be indirectly connected through an intermediary
The interaction relationship of a element, unless otherwise restricted clearly.It for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
In addition, the description for being such as related to " first ", " second " in the present invention is used for description purposes only, and should not be understood as
Its relative importance of indication or suggestion or the quantity for implicitly indicating indicated technical characteristic.Define as a result, " first ",
The feature of " second " can explicitly or implicitly include at least one described feature.In addition, the technology between each embodiment
Scheme can be combined with each other, but must be based on can be realized by those of ordinary skill in the art, when the knot of technical solution
Close and conflicting or cannot achieve when occur and will be understood that the combination of this technical solution is not present, also not the present invention claims
Within protection scope.
The present invention proposes a kind of fertilizer granules and preparation method thereof.
As shown in Figure 1, its production method flow chart for an embodiment of fertilizer granules of the present invention.The production of fertilizer granules
Method squeezes or is kneaded into a granulating raw material the following steps are included: in step S01, to form a feed particles.In this step
In, the granulating raw material can be inert material, such as urea (Urea), calcium carbonate (CaCO3), calcium sulfate (CaSO4), magnesium sulfate
(MgSO4), peat soil, kaolin, clay class, bentonite, diatomite, Emathlite or combinations thereof.The granulating raw material can also
To be known mixed fertilizer or organic fertilizer, No. 43 organic matter compound fertilizer material of platform fertilizer, the fertile No. 39 organic matter compound fertilizer material of platform or
Platform No. 5 instant compound fertilizers of fertilizer.
Wherein, the feed particles of the granulating raw material are squeezed or are kneaded into, grain diameter is not more than 325 millimeters
(mm)。
In step S02, will an at least surfacing uniformly dispersing in a finish, and a flushing liquor is made.In this step
In rapid, after at least a surfacing is mixed into the finish, stir evenly described the flushing liquor is made.The wherein finish
It can be mineral oil, base oil, lubricating oil, vegetative grease (palm oil, salad oil) or combinations thereof, the common point of the finish exists
In all contain the fatty hydrocarbon of a large amount of insatiable hunger.
In this step, an at least surfacing can be a biological bacterium powder, and the biological bacterium powder is Soluble phosphorus
Bacterium powder, actinomyces powder, saccharomycete powder, Trichoderma powder, fungus powder or combinations thereof；More specifically, the biological bacterium powder is ground
Clothing bacillus (Bacillus licheniformis), bacillus amyloliquefaciens (Bacillus
Amyloliquefaciens), fluorescent Pseudomonas (Pseudomonas fluorescens), bacillus mycoides AGB01
(Bacillus mycoides AGB01), hay bacillus (Bacillus subtilis) or combinations thereof.An at least surface
Material is also possible to wooden sodium sulfonate (Sodium ligninsulfonate), wooden calcium sulfonate (Calcium
Ligninsulfonate), charcoal (Biochar), humic acid (Humic acid), Amino acid (Amino acid), micro member
Plain (Micronutrients) or combinations thereof, wherein the source of feed particles described above and an at least microelement, combinable
As nutrient, an at least microelement such as boron (B), calcium (Ca), chlorine (Cl), cobalt (Co), copper (Cu), iron (Fe), manganese (Mn), molybdenum
(Mo), nickel (Ni), sodium (Na), zinc (Zn) or combinations thereof, these nutrients are supplied with element form or in the form of salts, such as sulfate
Class, Nitrates or halide.
Wherein, at least surfacing being dispersed in the finish, particle size are not more than 60 mesh (mesh).
Wherein, the bacillus amyloliquefaciens (Bacillus amyloliquefaciens), the gill fungus shape gemma bar
Bacterium AGB01 (Bacillus mycoides AGB01) and the 16S rDNA of the hay bacillus (Bacillus subtilis)
The feature of gene order is sequentially as shown in sequence table SEQ ID NO.1, SEQ ID NO.2 and SEQ ID NO.3.
In step S03, the flushing liquor is sprayed at the feed particles after being atomized, to form surface covering package
On the surface of the feed particles.In this step, by the sprinkling of machine aerosol, the finish of surfacing will can be had
(i.e. flushing liquor) is equably wrapped on the surface of feed particles, to form a surface covering.The surface covering can not only incite somebody to action
The surfacing to be added, such as biological bacterium powder, wooden sodium sulfonate (Sodium ligninsulfonate), charcoal
(Biochar), the material that humic acid (Humic acid), Amino acid (Amino acid) etc. are worth containing better nutritivity is coated in
Feed particles surface increases the feed particles by surcharge, while also aqueous vapor can be avoided to enter original by the protection of finish
Expect particle and fertilizer moisture absorption is caused to be agglomerated, and fertilizer appearance and quality is caused to be affected.
Wherein, during the sprinkling of the aerosol flushing liquor, the machine of the sprinkling of aerosol should be with the raw material
Particle keeps appropriately distance, and flushing liquor meeting backwash comes out if distance is too close, and fails feed particles are fully wrapped around, influence
The continuity of package；Apart from too far, flushing liquor can be cooled down fastly very much completely without having stickiness, can not be by remaining clad surface
The oil body of material is coated in feed particles surface, and causes the waste of flushing liquor.
In step S04, air-dries the feed particles and form a fertilizer granules.In this step, package will be completed
The feed particles of flushing liquor are placed on production board, avoid moisture absorption from agglomerating with cold wind or hot blast drying, after no problem to be tested
Complete the production of the fertilizer granules.
It please refers to shown in Fig. 1, is the production method flow chart of the fertilizer granules of another embodiment of the present invention.Fertilizer granules
Production method the following steps are included: in step s 11, squeeze or be kneaded into a granulating raw material and an additive, it is former to form one
Expect particle.In step s 12, will an at least surfacing uniformly dispersing in a finish, and a flushing liquor is made.In step S13
In, the flushing liquor is sprayed at the feed particles after being atomized, is wrapped in the feed particles to form a surface covering
Surface.In step S14, the feed particles are air-dried and form a fertilizer granules.
In the present embodiment, the difference of fertilizer granules production method only in step s 11, can also add an additive with
The granulating raw material is squeezed or is kneaded into together as feed particles.Wherein, the additive be adhesive agent, anti-caking agent, biocide,
The content of antioxidant, reducing agent, surfactant or combinations thereof, addition can select suitable addition according to different granulating raw materials
Agent.
Wherein binder above-mentioned can be Xanthan gum, gelatin, Arabic gum, clay or combinations thereof, and binder can also be with
It is ethylene (C2H4) and vinyl acetate (CH3COOCH=CH2) copolymer, neoprene (Chloroprene rubber)-
Phenol system adhesive agent, polyethylene glycol (PEG) or methacrylate (MMA) adhesive agent etc..
The following are the specific test results of fertilizer granules of the present invention, thus can be easier to understand advantages of the present invention.It is following
Specific test result is only to illustrate, and be should not be construed as in any way and is limited the scope of implementation of the present invention.
In example 1, tomato manure trial is carried out in simple solarium, and respectively with control group A, control group B and examination
A group conduct test group is tested, wherein control group A are as follows: only water to tomato seedling.Control group B are as follows: by calcium sulfate (CaSO4) conduct
Granulating raw material is squeezed or is kneaded into and ploughs under in field for calcium sulfate feed particles.Test group are as follows: use fertilizer granules system of the invention
Make fertilizer granules made by method, and the fertilizer granules are ploughed under in field.The wherein making step of the fertilizer granules
It is as follows: firstly, with calcium sulfate (CaSO4) it is used as granulating raw material, it squeezes or is kneaded into as calcium sulfate feed particles；Furthermore by bacterium number
For 2.2*107CFU/g phosphorus-solubilizing bacteria powder as surfacing, be uniformly blended into the mineral oil as finish become flushing liquor；Most
Afterwards, flushing liquor is sprayed on the surface of calcium sulfate feed particles with atomizing type, the flushing liquor is made (to be scattered with phosphorus-solubilizing bacteria
The mineral oil of powder) package calcium sulfate feed particles formed.
Steps are as follows for above-mentioned tomato manure trial: tomato seedling is planted in platform fertilizer kind of flowers and plants horticultural gardening soil firstly, educating,
Nitrogen, phosphorus, potassium total content are below 1%.Furthermore by calcium sulfate feed particles (control group B) above-mentioned and the present invention before field planting
Fertilizer granules (test group) ploughed under in different fields respectively, wherein field processing mode be respectively control group A, control group B and
Test group.It connects, blue fertilizer (Nitrophoska special) (N-P of two days application lion horse boards after field planting2O5- K2O=
12.0-12.0-17.0) in 80 grams (g) each fields to control group A, control group B and test group.Finally, to harvest after three weeks
Tamato fruit simultaneously measures its weight, sugariness and inflorescence.
The tomato manure trial result of embodiment one is as shown in following table one, for the total weight of tamato fruit, test group
The total weight highest (3267g) of (i.e. using fertilizer granules made by production method of the present invention), control group B take second place (1993g),
The total weight of control group A is minimum (659g).As for average sugariness and average inflorescence, though result no significant difference between each group,
The average sugariness (7.3Bix) of test group and average inflorescence (17) are still greater than control group A and control group B.
As above-mentioned experimental result it is found that can be made kind using fertilizer granules made by fertilizer granules production method of the present invention
The weight of eggplant obviously increases, and the average sugariness of tomato and average inflorescence also increased.
Table one, the tamato fruit fruit weight of embodiment one, sugariness, that is, inflorescence.
Embodiment two is the actual development case of the fertilizer granules of the present invention, and the fertilizer granules exploitation finished product of embodiment two is such as
Shown in table two.Wherein, the making step of fertilizer A is by the nitrogen, phosphorus and potassium fertilizer (N-P of organic matter 40%2O5- K2O=11.0-
It 5.5-22.0) is used as granulating raw material, squeezes or is kneaded into as feed particles A；With bacillus mycoides AGB01 (Bacillus
Mycoides AGB01) it is mixed into mineral oil as surfacing, and it is uniformly sprayed at the surface of feed particles A in an atomized manner
Afterwards, it is dried to form fertilizer granules A (i.e. fertilizer A) with 100° centigrade.The making step of fertilizer B is by organic matter 50%
Nitrogen, phosphorus and potassium fertilizer (N-P2O5- K2O=15.0-18.0-10.0 it) is used as granulating raw material, squeezes or is kneaded into as feed particles B；With
Bacillus subtilis (Bacillus safensis) is mixed into mineral oil as surfacing, and uniformly sprinkling in an atomized manner
Behind the surface of feed particles B, dried to form fertilizer granules B (i.e. fertilizer B) with 100° centigrade.The making step of fertilizer C
It is by the nitrogen, phosphorus and potassium fertilizer (N-P of organic matter 60%2O5- K2O=3.0-3.0-3.0) be used as granulating raw material, squeeze or be kneaded into for
Feed particles C；It is mixed into mineral oil using bacillus subtilis as surfacing, and is uniformly sprayed at raw material in an atomized manner
Behind the surface of grain C, dried to form fertilizer granules C (i.e. fertilizer C) with 110 degree Celsius.The making step of fertilizer D is by nitrogen phosphorus
Potash fertilizer (N-P2O5- K2O=3.0-3.0-3.0 it) is used as granulating raw material, squeezes or is kneaded into as feed particles D；With withered grass gemma
Bacillus is mixed into mineral oil as surfacing, and after being uniformly sprayed at the surface of feed particles D in an atomized manner, with Celsius
70-80 degree is dried to form fertilizer granules D (i.e. fertilizer D).The making step of fertilizer E is by nitrogen, phosphorus and potassium fertilizer (N-P2O5- K2O
=3.0-5.0-5.0) it is used as granulating raw material, it squeezes or is kneaded into as feed particles E；Using bacillus subtilis as surfacing
It is mixed into mineral oil, and is uniformly sprayed at formation fertilizer granules E (i.e. fertilizer E) on the surface of feed particles E in an atomized manner.Fertilizer
The making step for expecting F is by nitrogen, phosphorus and potassium fertilizer (N-P2O5- K2O=2.5-5.5-5.5 it) is used as granulating raw material, squeezes or is kneaded into
For feed particles F；It is mixed into mineral oil using bacillus mycoides AGB01 as surfacing, and uniformly sprinkling in an atomized manner
Fertilizer granules F (i.e. fertilizer F) is formed on the surface of feed particles F.
Table two, embodiment two fertilizer granules actual development case.
The urn dish manure trial result of embodiment three for the fresh weight of urn dish, handles the fresh weight of E most as shown in following table three
High (111.2g), rate of body weight gain are 73.8% (converting using B processing as benchmark)；The fresh weight of processing D takes second place (80.8g),
Its rate of body weight gain is 80.8%.As above-mentioned test result it is found that using fertilizer grain made by fertilizer granules production method of the present invention
Agent can be such that the fresh weight of urn dish obviously increases.
Fresh kind of the urn dish and blade quantity of table three, embodiment three.
Note: three rate of body weight gain of table converts using B processing as benchmark.
Example IV is another fertilizer composite testing, with the production method of the fertilizer granules of the present invention and will be another known
Fertilizer granules are made as granulating raw material in fertilizer, and wherein table four is manure trial result of the different fertilizer processing method to urn dish.
As shown in following table four, processing A is blank group, only carries out pouring water process to urn dish；Handling A is that the new ocean of half part is plump
Expect that (in the present embodiment, the new plump material A in ocean is the nitrogen, phosphorus and potassium fertilizer (N-P of organic matter 20% to A2O5- K2O=12.0-8.0-
10.0) it) squeezes or is kneaded into as feed particles as granulating raw material, and apply in urn field of vegetables block；Processing C is by a new ocean
Plump material A is squeezed or is kneaded into as granulating raw material as feed particles, and is applied in urn field of vegetables block；Processing D is by the new of portion
The plump material A in ocean is squeezed or is kneaded into as feed particles, intersperse among mineral oil using phosphorus-solubilizing bacteria powder as surfacing as granulating raw material
In be made flushing liquor, and the flushing liquor is sprayed in an atomized manner after fertilizer granules are made in feed particles surface, apply in
In urn field of vegetables block；Processing E is by a plump material A in new ocean and calcium sulfate (CaSO4) be used as granulating raw material, squeeze or be kneaded into for
Feed particles are interspersed among using phosphorus-solubilizing bacteria powder as surfacing and flushing liquor are made in mineral oil, and by the flushing liquor with mist
Mode is sprayed on after fertilizer granules are made in feed particles surface, is applied in urn field of vegetables block.
The urn dish manure trial result of example IV for the fresh weight of urn dish, handles the fresh weight of E most as shown in following table three
High (126.4g), rate of body weight gain are 31.1% (converting using A processing as benchmark)；The fresh weight of processing D takes second place (116.4g),
Its rate of body weight gain is 20.7%.As above-mentioned test result it is found that using fertilizer grain made by fertilizer granules production method of the present invention
Agent can be such that the fresh weight of urn dish obviously increases.
Fresh kind of the urn dish and blade quantity of table four, example IV
Note: four rate of body weight gain of table converts using A fertilizer as benchmark.
The above description is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all at this
Under the inventive concept of invention, using equivalent structure transformation made by description of the invention and accompanying drawing content, or directly/use indirectly
It is included in other related technical areas in scope of patent protection of the invention.
Sequence table
<110>biotech inc Lian Fa
<120>fertilizer granules and preparation method thereof
<160> 3
<170> SIPOSequenceListing 1.0
<210> 1
<211> 637
<212> DNA
<213>bacillus amyloliquefaciens (Bacillus amyloliquefaciens)
<220>
Claims (20)
1. a kind of fertilizer granules characterized by comprising
One feed particles；And
One surface covering is wrapped in the surface of the feed particles；
Wherein the surface covering includes:
One finish；And
An at least surfacing intersperses among in the finish.
2. fertilizer granules as described in claim 1, which is characterized in that the fertilizer granules further include an additive.
3. fertilizer granules as claimed in claim 2, which is characterized in that the feed particles be urea, peat soil, kaolin,
Clay class, bentonite, diatomite, carclazyte or combinations thereof.
4. fertilizer granules as claimed in claim 2, which is characterized in that the finish is mineral oil, base oil, lubricating oil, palm fibre
Palmitic acid oil, salad oil or combinations thereof.
5. fertilizer granules as claimed in claim 2, which is characterized in that an at least surfacing is a biological bacterium powder.
6. fertilizer granules as claimed in claim 5, which is characterized in that the biological bacterium powder is bacillus licheniformis, liquefaction
Bacillus amyloliquefaciens, bacillus mycoides AGB01, hay bacillus or combinations thereof.
7. fertilizer granules as claimed in claim 6, which is characterized in that the 16S rDNA sequence of the bacillus amyloliquefaciens
The contained sequence such as sequence table SEQ ID NO.1, the 16S rDNA sequence such as sequence table SEQ of the bacillus mycoides AGB01
ID NO.2 contained sequence, for example sequence table SEQ ID NO.3 contained sequence of the 16S rDNA sequence of the hay bacillus.
8. fertilizer granules as claimed in claim 2, which is characterized in that an at least surfacing is wooden calcium sulfonate, wood
Matter sodium sulfonate, charcoal, humic acid, Amino acid, microelement or combinations thereof.
9. fertilizer granules as claimed in claim 2, which is characterized in that the additive is adhesive agent, anti-caking agent, biocidal
Agent, antioxidant, reducing agent, surfactant or combinations thereof.
10. a kind of production method of fertilizer granules, characterized in that it comprises the following steps:
S01: squeezing or is kneaded into a granulating raw material, to form a feed particles；
S02: it at least will be dispersed evenly to a finish by a surfacing, and a flushing liquor is made；
S03: the flushing liquor is sprayed on the feed particles after being atomized, and is wrapped in the raw material to form a surface covering
The surface of grain；And
It air-dries the feed particles and forms a fertilizer granules.
11. the production method of fertilizer granules as claimed in claim 10, which is characterized in that step S01 further includes an additive
It squeezes or is kneaded into together with the granulating raw material.
12. the production method of fertilizer granules as claimed in claim 11, which is characterized in that the grain diameter of the feed particles
No more than 325 millimeters.
13. the production method of fertilizer granules as claimed in claim 11, which is characterized in that the granulating raw material is urea, mud
Charcoal soil, kaolin, clay class, bentonite, diatomite, carclazyte or combinations thereof.
14. the production method of fertilizer granules as claimed in claim 11, which is characterized in that the finish is mineral oil, basis
Oil, used oil, palm oil, acidification oil, gutter oil, animal and plant fat or combinations thereof.
15. the production method of fertilizer granules as claimed in claim 11, which is characterized in that an at least surfacing is one
Biological bacterium powder.
16. the production method of fertilizer granules as claimed in claim 15, which is characterized in that the biological bacterium powder is lichens bud
Spore bacillus, bacillus amyloliquefaciens, bacillus mycoides AGB01, hay bacillus or combinations thereof.
17. the production method of fertilizer granules as claimed in claim 16, which is characterized in that the bacillus amyloliquefaciens
For example sequence table SEQ ID NO.1 contained sequence of 16S rDNA sequence, the 16S rDNA sequence of the bacillus mycoides AGB01
The contained sequence such as sequence table SEQ ID NO.2, the 16S rDNA sequence of the hay bacillus such as sequence table SEQ ID NO.3 institute
The sequence of load.
18. the production method of fertilizer granules as claimed in claim 11, which is characterized in that an at least surfacing is wood
Matter sulfoacid calcium, wooden sodium sulfonate, charcoal, humic acid, Amino acid, microelement or combinations thereof.
19. the production method of the fertilizer granules as described in claim 15 or 18, which is characterized in that an at least surfacing
Particle size be not more than 60 mesh.
20. the production method of fertilizer granules as claimed in claim 11, which is characterized in that the additive is adhesive agent, prevents
Tie agent, biocide, antioxidant, reducing agent, surfactant or combinations thereof.
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