CN108911894A - A kind of water-soluble fertilizer of high-efficiency environment friendly and preparation method thereof - Google Patents
A kind of water-soluble fertilizer of high-efficiency environment friendly and preparation method thereof Download PDFInfo
- Publication number
- CN108911894A CN108911894A CN201811074275.4A CN201811074275A CN108911894A CN 108911894 A CN108911894 A CN 108911894A CN 201811074275 A CN201811074275 A CN 201811074275A CN 108911894 A CN108911894 A CN 108911894A
- Authority
- CN
- China
- Prior art keywords
- soluble fertilizer
- water
- environment friendly
- efficiency environment
- water soluble
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- C05C—NITROGENOUS FERTILISERS
- C05C5/00—Fertilisers containing other nitrates
- C05C5/02—Fertilisers containing other nitrates containing sodium or potassium nitrate
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
- C05G3/80—Soil conditioners
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pest Control & Pesticides (AREA)
- Soil Sciences (AREA)
- Fertilizers (AREA)
Abstract
The invention discloses water-soluble fertilizer of a kind of high-efficiency environment friendly and preparation method thereof, belong to the manufacture field of Water soluble fertilizer, this method prepares Water soluble fertilizer using the method that humic acid complexing and element chelating substep carry out, and it combines and precipitating is sufficiently stirred, precipitating is conducive to remove the impurity for causing precipitating in solution due to mutually reacting, the humic acid of addition carries out the complexing of heavy metal, reduce the content of the heavy metal of Water soluble fertilizer, reduce the heavy metal pollution of Water soluble fertilizer, it is more advantageous to the security performance for improving Water soluble fertilizer, metal element chelate is conducive to improve Water soluble fertilizer stability, guarantee the efficiency and stability that Water soluble fertilizer uses, extend resting period, it is more that triplicity solves product impurity in the prior art, color etc. is irregular, the poor disadvantage of dissolubility.
Description
Technical field
The invention belongs to Water soluble fertilizer processing technique fields, and in particular to a kind of water-soluble fertilizer of high-efficiency environment friendly and preparation method thereof.
Background technique
Water soluble fertilizer refers to fertilizer of the water insoluble matter content less than 5%, quick since it is with instant, absorptivity is high, makes
With convenience, the distinguishing features such as nutrient and nutrition are comprehensive are used in agricultural, Water soluble fertilizer is mainly widely used in dripping by more and more
Fill system, water-soluble punching are applied, in foliage-spray or other agriculture irrigation systems, and the use of Water soluble fertilizer slows down to realize economic benefit
It maximizes, excessive chemical fertilizer of applying causes soil, water body, agricultural product heavily contaminated, causes the deficiency of water eutrophication.
Although Water soluble fertilizer has the advantages that numerous, due to the starting evening of domestic Water soluble fertilizer, production technology is still relatively fallen at present
Afterwards, and existing Water soluble fertilizer is mostly by the way of physical mixed by material fertilizers such as urea, ammonium sulfate, monoammonium phosphate, potassium chloride,
It by mechanical equipments such as pulverizer, blenders, is formed according to direct mixture is accordingly formulated, this kind of water soluble fertilizer simple process,
Production cost is low, is relatively widely used in crop punching and applies.The water soluble fertilizer product impurity of physics mixture is more, and color etc. is irregular not
Together, dissolubility is poor, easy to absorb moisture agglomeration.
Summary of the invention
According to the above-mentioned deficiencies of the prior art, the technical problem to be solved by the present invention is to propose that a kind of high-efficiency environment friendly is water-soluble
Fertilizer and preparation method thereof is complexed by using humic acid, and the method that element chelating substep carries out solves product in the prior art
Impurity is more, and color etc. is irregular, the poor disadvantage of dissolubility.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：
A kind of preparation method of the water-soluble fertilizer of high-efficiency environment friendly, this method include stoste preparation, humic acid complexing, element chelating and
Filling and package, specific step is as follows：
1) prepared by stoste：Biogas slurry and biogas residue after fermentation is separated by solid-liquid separation, takes biogas slurry to carry out deodorizing process, obtains Water soluble fertilizer
Stoste；
2) humic acid is complexed：After Water soluble fertilizer stoste is sufficiently stirred, sealing carries out precipitating 1-2 days, adds thereto after filtering
Enter humic acid, after being sufficiently stirred, continues to precipitate 1-2h, filtering obtains Water soluble fertilizer semi-finished product；Precipitation process is first carried out, is conducive to remove
It goes in solution to cause the impurity of precipitating due to mutually reacting, improves the stability of the Water soluble fertilizer of subsequent preparation and color properties,
It avoids even resulting in failure due to the reduction for precipitating the effect for leading to Water soluble fertilizer, adds the complexing that humic acid carries out heavy metal,
Heavy metal ion is passivated absorption rear overhang retrogradation with complex state and forms sediment, and filtering excludes, and reduces the content of the heavy metal of Water soluble fertilizer, reduces water
The heavy metal pollution of molten fertilizer is more advantageous to the security performance for improving Water soluble fertilizer.
3) element chelates：Sodium humate is added into Water soluble fertilizer semi-finished product to stir evenly to form sodium humate solution, then plus
Enter SODLUM FULVATE, potassium nitrate, magnesium sulfate, zinc sulfate and adjust knot agent, after ultrasonic disperse, continues to precipitate 2-4h, obtain Water soluble fertilizer, carry out
Chelatropic reaction improves the stability of Water soluble fertilizer, precipitates in combination with ultrasonic treatment and sealing, carries out secondary remove to Water soluble fertilizer
It is miscellaneous, guarantee efficiency and stability that Water soluble fertilizer uses, extends resting period；
4) filling formation：Water soluble fertilizer is carried out to filling, packaging.
Preferably, the operation of the separation of solid and liquid is：First by biogas slurry and biogas residue in power 200-300w, frequency 70-80Hz's
7-10min is handled under ultrasonic wave, then carries out extruding filtering, obtains biogas slurry, and ultrasonic mechanical effect is more advantageous to biogas slurry and biogas residue
Separation, improves subsequent separative efficiency.
Preferably, deodorizing process operation carries out in educating bacterium deodorizing apparatus, and biogas slurry first passes through activated carbon adsorption, then into
Row biological bacteria deodorization, wherein selected biological inoculum is nitrobacteria, denitrifying bacteria and EM flora, passes through physical absorption
Deodorizing process is carried out with the method that biological deodorizing combines, there is high-efficient, environmental protection, advantage without secondary pollution.
Preferably, the speed of agitator being sufficiently stirred is 600-700r/min, when a length of 20-35min.
Preferably, the humic acid complexing is carried out in humic acid complexing digester, and reaction temperature is 35-45 DEG C.
Preferably, the element chelating is carried out in element chelating digester.
Preferably, the power of the ultrasound is 150-300w, frequency 60-80Hz.
A kind of water-soluble fertilizer of high-efficiency environment friendly, the water-soluble fertilizer of the high-efficiency environment friendly use the preparation method of the water-soluble fertilizer of high-efficiency environment friendly
It is prepared.
Preferably, the water-soluble fertilizer of the high-efficiency environment friendly includes following weight percent composition：Sodium humate solution 55-65%, Huang
Rotten acid sodium 8-15%, potassium nitrate 18-23%, magnesium sulfate 8.5-11.5%, zinc sulfate 0.15-0.25%, knot agent 0.15- is adjusted
0.25%.
Preferably, the water-soluble fertilizer of the high-efficiency environment friendly includes following weight percent composition：Sodium humate solution 58.1%, yellow corruption
Sour sodium 10.4%, magnesium sulfate 10.4%, zinc sulfate 0.25%, adjusts knot agent 0.25% at potassium nitrate 20.7%.
Compared with prior art, present invention has the advantages that:
1. the present invention prepares Water soluble fertilizer using the method that humic acid complexing and element chelating substep carry out, and combines and sufficiently stir
Precipitating is mixed, precipitating is conducive to remove the impurity for causing precipitating in solution due to mutually reacting, improves the water-soluble of subsequent preparation
The stability and color properties of fertilizer avoids the reduction due to precipitating the effect for leading to Water soluble fertilizer, even results in failure, humic acid progress
The complexing of heavy metal, heavy metal ion are passivated absorption rear overhang retrogradation with complex state and form sediment, and filtering excludes, and reduces the heavy metal of Water soluble fertilizer
Content, reduce the heavy metal pollution of Water soluble fertilizer, be more advantageous to the security performance for improving Water soluble fertilizer, metal element chelate is conducive to
Water soluble fertilizer stability is improved, guarantees the efficiency and stability that Water soluble fertilizer uses, extends resting period, triplicity solves existing
There is product impurity in technology more, color etc. is irregular, the poor disadvantage of dissolubility.
2. the present invention chelates digester using special humic acid complexing digester and element, have element reaction fusion equal
It is even, produce continuous, efficient feature.
3. the environmental protection of raw material that the present invention uses, humate have cohesion and peptization, energy colloidal sol again can be agglomerated, to water
The migration of metallic and its minerals has adjustment effect in molten fertilizer, while increasing soil granulation structure and capillary pore
Degree improves soil water-reataining fertilizer-keeping power.
Specific embodiment
It below by the description to embodiment, is described in further detail, to help those skilled in the art to this hair
Bright inventive concept, technical solution have more complete, accurate and deep understanding.
Embodiment 1
In the present embodiment, a kind of high-efficiency environment friendly is water-soluble fertile including following weight percent composition：Sodium humate solution
58.1%, SODLUM FULVATE 10.4%, potassium nitrate 20.7%, magnesium sulfate 10.4%, zinc sulfate 0.25%, tune knot agent 0.25%.
A kind of preparation method of the water-soluble fertilizer of high-efficiency environment friendly, specific steps include stoste preparation, humic acid complexing, element chelating
And filling and package：
1) prepared by stoste：Poultry, animal manure, stalk or certain Industry Waste rice material such as boron mud, vinasse, sugar residues, chaff will be used
Biogas slurry and biogas residue after the fermentation such as aldehyde slag, first handles 9min at power 250w, the ultrasonic wave of frequency 75Hz, then directly carries out
The filtering of 200 mesh, carries out extruding filtering for filtered biogas residue again under 2-3Mpa pressure, is then pumped into filtered fluid mixing twice
It educates in bacterium deodorizing apparatus, liquid first passes through the active carbon slab for educating bacterium deodorizing apparatus upper layer, first carries out physical deodorization, and physical deodorization is convenient,
It is pollution-free, and active carbon controllably reuses, and to the strong adsorption of odour, while active carbon also has deimpurity function
Effect is pumped to removing equipped with nitrobacteria, denitrifying bacteria and EM flora biology for lower layer into the liquid for crossing active carbon physical deodorization
The smelly intracavitary secondary deodorization of progress, biological deodorizing have environmental protection, and high-efficient advantage, the deodorization that physical chemistry combines, deodorization is more
Thoroughly, the quality and color for being conducive to improve Water soluble fertilizer, after deodorization, obtain Water soluble fertilizer stoste, and stoste is added into stoste
The bentonite of 300 mesh of granularity of quality 0.1%, adsorbs solution and is purified, while improving the adhesiveness of solution；
2) humic acid is complexed：By Water soluble fertilizer stoste revolving speed be 700r/min, after duration 30min is sufficiently stirred, seal into
Row precipitating 2 days after then carrying out 200 mesh filterings, filtered fluid is pumped into humic acid complexing digester, and humic is added thereto
Acid, the additional amount of humic acid are the 15% of stock solution quality, then adjust the revolving speed for setting humic acid complexing digester as 700r/min, temperature
Degree is 40 DEG C, after being sufficiently stirred, and continues sealing precipitating 2h, crosses the filter of 200 meshes, obtain Water soluble fertilizer semi-finished product, first carry out precipitation process,
Be conducive to remove solution in due to mutually react cause precipitating impurity, improve the Water soluble fertilizer of subsequent preparation stability and
It is color properties, it avoids even resulting in failure due to the reduction for precipitating the effect for leading to Water soluble fertilizer, adds humic acid and carry out heavy metal
Complexing, heavy metal ion with complex state be passivated absorption rear overhang retrogradation form sediment, filtering exclude, reduce containing for the heavy metal of Water soluble fertilizer
Amount, reduces the heavy metal pollution of Water soluble fertilizer, is more advantageous to the security performance for improving Water soluble fertilizer；
3) element chelates：It will be by humic acid complexing treated Water soluble fertilizer semi-finished product are pumped into element chelating digester
In, and sodium humate is added thereto, the additional amount of sodium humate is the 30% of Water soluble fertilizer semi-finished product amount, stirs evenly to form corruption
Acid sodium solution is grown, SODLUM FULVATE, potassium nitrate, magnesium sulfate, zinc sulfate is then added thereto according still further to formula and adjusts knot agent, then
Power be 250w, frequency be 75Hz ultrasonic disperse after, and adjust element chelating digester speed of agitator, be thoroughly mixed
Afterwards, continue to precipitate 3h, after then crossing 200 meshes, obtain Water soluble fertilizer；
4) filling formation：Water soluble fertilizer is carried out to filling, packaging.
Embodiment 2
The present embodiment is with embodiment 1, the difference is that a kind of high-efficiency environment friendly is water-soluble fertile including following weight hundred in the present embodiment
Divide and compares ingredient：Sodium humate solution 60%, potassium nitrate 23%, magnesium sulfate 8.5%, zinc sulfate 0.25%, is adjusted SODLUM FULVATE 8%
Tie agent 0.25%, wherein the additional amount of sodium humate is the 25% of Water soluble fertilizer semi-finished product amount.
Embodiment 3
The present embodiment is with embodiment 1, the difference is that a kind of high-efficiency environment friendly is water-soluble fertile including following weight hundred in the present embodiment
Divide and compares ingredient：Sodium humate solution 55%, SODLUM FULVATE 15%, potassium nitrate 18%, magnesium sulfate 11.5%, zinc sulfate 0.25%,
Adjust knot agent 0.25%, wherein the additional amount of sodium humate is the 38% of Water soluble fertilizer semi-finished product amount.
Embodiment 4
The present embodiment is with embodiment 1, the difference is that a kind of high-efficiency environment friendly is water-soluble fertile including following weight hundred in the present embodiment
Divide and compares ingredient：Sodium humate solution 65%, potassium nitrate 18%, magnesium sulfate 8.5%, zinc sulfate 0.25%, is adjusted SODLUM FULVATE 8%
Tie agent 0.25%, wherein the additional amount of sodium humate is the 42% of Water soluble fertilizer semi-finished product amount.
The present invention is exemplarily described above, it is clear that present invention specific implementation is not subject to the restrictions described above,
As long as using the improvement for the various unsubstantialities that the inventive concept and technical scheme of the present invention carry out, or not improved this is sent out
Bright conception and technical scheme directly apply to other occasions, within the scope of the present invention.Protection of the invention
Range should be determined by the scope of protection defined in the claims.
Claims (10)
1. a kind of preparation method of the water-soluble fertilizer of high-efficiency environment friendly, which is characterized in that this method includes stoste preparation, and humic acid is complexed,
Element chelating and filling and package, specific step is as follows：
1) prepared by stoste：Biogas slurry and biogas residue after fermentation is separated by solid-liquid separation, biogas slurry is taken to carry out deodorizing process, obtains Water soluble fertilizer original
Liquid；
2) humic acid is complexed：After Water soluble fertilizer stoste is sufficiently stirred, sealing carries out precipitating 1-2 days, is added thereto after filtering rotten
Acid is grown, after being sufficiently stirred, continues to precipitate 1-2h, filtering obtains Water soluble fertilizer semi-finished product；
3) element chelates：Sodium humate is added into Water soluble fertilizer semi-finished product to stir evenly to form sodium humate solution, adds Huang
Rotten acid sodium, potassium nitrate, magnesium sulfate, zinc sulfate and knot agent is adjusted, after ultrasonic disperse, precipitates 2-4h, obtain Water soluble fertilizer；
4) filling formation：Water soluble fertilizer is carried out to filling, packaging.
2. the preparation method of the water-soluble fertilizer of high-efficiency environment friendly according to claim 1, which is characterized in that the behaviour of the separation of solid and liquid
As：Biogas slurry and biogas residue is first handled into 7-10min at power 200-300w, the ultrasonic wave of frequency 70-80Hz, is then squeezed
Filtering, obtains biogas slurry.
3. the preparation method of the water-soluble fertilizer of high-efficiency environment friendly according to claim 1, which is characterized in that the deodorizing process operation
It is carried out in educating bacterium deodorizing apparatus, biogas slurry first passes through activated carbon adsorption, then carries out biological bacteria deodorization, wherein selected biology
Strain is nitrobacteria, denitrifying bacteria and EM flora.
4. the preparation method of the water-soluble fertilizer of high-efficiency environment friendly according to claim 1, which is characterized in that it is described be sufficiently stirred stir
Mixing revolving speed is 600-700r/min, when a length of 20-35min.
5. the preparation method of the water-soluble fertilizer of high-efficiency environment friendly according to claim 1, which is characterized in that the humic acid, which is complexed, is
It is carried out in humic acid complexing digester, reaction temperature is 35-45 DEG C.
6. the preparation method of the water-soluble fertilizer of high-efficiency environment friendly according to claim 1, which is characterized in that element chelating be
It is carried out in element chelating digester.
7. the preparation method of the water-soluble fertilizer of high-efficiency environment friendly according to claim 1, which is characterized in that the power of the ultrasound is
150-300w, frequency 60-80Hz.
8. a kind of water-soluble fertilizer of high-efficiency environment friendly, which is characterized in that the water-soluble fertilizer of the high-efficiency environment friendly is using as claimed in claim 1 to 7
The preparation method of the water-soluble fertilizer of high-efficiency environment friendly is prepared.
9. the water-soluble fertilizer of high-efficiency environment friendly according to claim 8, which is characterized in that the water-soluble fertilizer of the high-efficiency environment friendly includes following weight
Measure percent composition：Sodium humate solution 55-65%, SODLUM FULVATE 8-15%, potassium nitrate 18-23%, magnesium sulfate 8.5-
11.5%, zinc sulfate 0.15-0.25%, tune knot agent 0.15-0.25%.
10. the water-soluble fertilizer of high-efficiency environment friendly according to claim 8, which is characterized in that the water-soluble fertilizer of the high-efficiency environment friendly includes as follows
Weight percent composition：Sodium humate solution 58.1%, SODLUM FULVATE 10.4%, potassium nitrate 20.7%, magnesium sulfate 10.4%, sulphur
Sour zinc 0.25% adjusts knot agent 0.25%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811074275.4A CN108911894A (en) | 2018-09-14 | 2018-09-14 | A kind of water-soluble fertilizer of high-efficiency environment friendly and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811074275.4A CN108911894A (en) | 2018-09-14 | 2018-09-14 | A kind of water-soluble fertilizer of high-efficiency environment friendly and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108911894A true CN108911894A (en) | 2018-11-30 |
Family
ID=64409148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811074275.4A Pending CN108911894A (en) | 2018-09-14 | 2018-09-14 | A kind of water-soluble fertilizer of high-efficiency environment friendly and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108911894A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109761673A (en) * | 2019-03-29 | 2019-05-17 | 烟台沃斯生物技术有限公司 | A kind of water-soluble fertilizer and its preparation and application |
| CN112698671A (en) * | 2020-11-23 | 2021-04-23 | 铜陵国星化工有限责任公司 | Finished product monitoring method, and automatic additive adding method and system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103626575A (en) * | 2013-11-06 | 2014-03-12 | 湖北中化东方肥料有限公司 | Method for preparing high-efficient organic-inorganic compound fertilizer from biogas slurry |
| CN106518314A (en) * | 2016-10-17 | 2017-03-22 | 农业部规划设计研究院 | Method for using biogas slurry to prepare liquid manure containing humic acid |
| CN106748430A (en) * | 2016-12-06 | 2017-05-31 | 北京天极视讯科技发展有限公司 | A kind of humic acid Water soluble fertilizer and preparation method thereof |
-
2018
- 2018-09-14 CN CN201811074275.4A patent/CN108911894A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103626575A (en) * | 2013-11-06 | 2014-03-12 | 湖北中化东方肥料有限公司 | Method for preparing high-efficient organic-inorganic compound fertilizer from biogas slurry |
| CN106518314A (en) * | 2016-10-17 | 2017-03-22 | 农业部规划设计研究院 | Method for using biogas slurry to prepare liquid manure containing humic acid |
| CN106748430A (en) * | 2016-12-06 | 2017-05-31 | 北京天极视讯科技发展有限公司 | A kind of humic acid Water soluble fertilizer and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109761673A (en) * | 2019-03-29 | 2019-05-17 | 烟台沃斯生物技术有限公司 | A kind of water-soluble fertilizer and its preparation and application |
| CN112698671A (en) * | 2020-11-23 | 2021-04-23 | 铜陵国星化工有限责任公司 | Finished product monitoring method, and automatic additive adding method and system |
| CN112698671B (en) * | 2020-11-23 | 2023-09-19 | 铜陵国星化工有限责任公司 | Finished product monitoring method, auxiliary agent automatic adding method and system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104326771B (en) | A kind of method utilizing phosphorus mine tailing to prepare calcium nitrate fertiliser containing magnesium | |
| CN104761416B (en) | A kind of biochemical conditioner that can improve saline-alkali soil and preparation method thereof | |
| CN105036852B (en) | Utilize the method for industrial grade monoammonium phosphate mother liquor production a great number of elements water-soluble fertilizer | |
| CN101381253B (en) | Method for preparing high-efficiency magnetized liquid composite fertilizer for drip irrigation and liquid composite fertilizer prepared therefrom | |
| CN104609991A (en) | A growth promoting liquid fertilizer and a preparing method thereof | |
| US20210246026A1 (en) | Struvite and extracting method therefor | |
| CN108911894A (en) | A kind of water-soluble fertilizer of high-efficiency environment friendly and preparation method thereof | |
| CN108191204A (en) | A kind of alkalinity fowl and animal excrement dewatering technology of mud | |
| CN107011084A (en) | A kind of paddy rice heavy metal resistance control agent and its soil conditioner | |
| CN104893740A (en) | Soil conditioner as well as preparation method and application of soil conditioner | |
| CN105130702A (en) | Method used for preparing solid composite chelated water-soluble fertilizer containing humic acid from furfural residue | |
| CN110790594B (en) | Method for producing secondary element water-soluble fertilizer from manganese slag | |
| CN109970478A (en) | A kind of minerals leachate and the preparation method and application thereof | |
| CN106478300B (en) | A kind of acid soil improvement drop cadmium fertilizer reducing cadmium content in rice rice | |
| CN103922551B (en) | The preparation method of sludge heavy-metal extractant and application thereof | |
| CN105801297A (en) | Soil conditioner as well as composition, preparation method and application method thereof | |
| CN102177919B (en) | Process for producing plant root growth regulator by cattle manure | |
| CN203360312U (en) | Novel device for producing organic-inorganic compound fertilizer containing amino acid chelate and humic acid | |
| CN112811942A (en) | Waste resource utilization method and application thereof in controlling agricultural non-point source pollution | |
| CN108997030B (en) | Electromagnetization ionic liquid and its preparation method | |
| CN214193091U (en) | Production device of organic calcium magnesium boron liquid water-soluble fertilizer | |
| CN209721656U (en) | The liquid manure salt ion of facility for prevention and control agricultural soil Secondary Saline inputs integrated regulation device | |
| CN108863590A (en) | A method of compound fertilizer is prepared using waste water | |
| CN107827660A (en) | A kind of humic acid water-soluble slow-releasing potash fertilizer and preparation method thereof | |
| CN214142138U (en) | A device for producing water-soluble fertile of hemispherical medium element |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20190304 Address after: 236700 New Village, Madianzi Town, Lixin County, Bozhou City, Anhui Province Applicant after: ANHUI DULUOKE BOAR BREEDING CO., LTD. Applicant after: Anhui Yang Di Ecological Technology Co., Ltd. Address before: 236700 Room 101-501, East Side of Century Avenue, North Side of Yongxing Road, Lixin County Industrial Park, Bozhou City, Anhui Province Applicant before: Anhui Yang Di Ecological Technology Co., Ltd. |
|
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181130 |