CN106588313A - Functional liquid fertilizer prepared by catalyzing agricultural waste biomass - Google Patents
Functional liquid fertilizer prepared by catalyzing agricultural waste biomass Download PDFInfo
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- CN106588313A CN106588313A CN201611098101.2A CN201611098101A CN106588313A CN 106588313 A CN106588313 A CN 106588313A CN 201611098101 A CN201611098101 A CN 201611098101A CN 106588313 A CN106588313 A CN 106588313A
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- liquid fertilizer
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Classifications
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B7/00—Fertilisers based essentially on alkali or ammonium orthophosphates
-
- 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
- C05G5/20—Liquid fertilisers
- C05G5/23—Solutions
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L5/00—Solid fuels
- C10L5/40—Solid fuels essentially based on materials of non-mineral origin
- C10L5/44—Solid fuels essentially based on materials of non-mineral origin on vegetable substances
- C10L5/447—Carbonized vegetable substances, e.g. charcoal, or produced by hydrothermal carbonization of biomass
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Pest Control & Pesticides (AREA)
- Fertilizers (AREA)
Abstract
The invention discloses a functional liquid fertilizer prepared through catalytic hydrothermal carbonization of agricultural waste biomass. The functional liquid fertilizer is characterized in that the functional liquid fertilizer is prepared by taking a mixed solution produced after catalytic hydrothermal carbonization of the agricultural waste biomass as a mother solution and adding nitrogen, phosphorus, potassium, humic acid and the like. The preparation process comprises steps of (1) material crushing, (2) reaction condition control, (3) preparation of the mother solution of the fertilizer and (4) preparation of the fertilizer. The functional liquid fertilizer preparation process is simple, energy consumption is low, and the reaction conditions are mild. The fertilizer has a remarkable prevention effect on root rot of crops.
Description
Technical field
The present invention relates to technical field of biomass resource utilization, and in particular to a kind of agriculture waste biomass catalyzing hydro-thermal carbon
Change prepares functional liquid fertilizer.
Background technology
China's agriculture waste biomass resource enriches, mainly including all kinds of straws such as Semen Tritici aestivi, Oryza sativa L., Semen Maydiss etc..At present, straw
Stalk field directly burns that phenomenon is commonplace, and what is be used effectively is less, does not give full play of the value of straw.Straw
Directly burning disposal easily causes air pollution, and not only effect on environment is little to adopt catalysis hydro-thermal carbonization treatment straw, and
The economic worth of straw can fully be developed.
Catalysis hydrothermal carbonization is according to a certain percentage to mix biomass with water to be put in reactor, in certain temperature
（180～350 DEG C, response time（1～4h）And pressure（1400～27600kPa）Under the gentle catalysis hydro-thermal reaction that carries out,
Its product is hydro-thermal charcoal (charcoal ball) and mixing liquid.The high heating value of hydro-thermal charcoal, can directly substitute part of coke as fuel；Reaction
Organic matter containing high concentration in mixing liquid afterwards, concrete composition is mainly saccharide, organic acid, furfural, Hydroxymethylfurfural etc.
The Organic substances such as furan derivatives, are directly discharged in environment that environmental pollution will be caused.At present, reacted mixed liquor is except portion
Divide and be back to next batch course of reaction, remaining mixing liquid needs just to be discharged in environment after purified treatment.In view of mixed
The furan derivatives such as distinctive furfural, Hydroxymethylfurfural in liquid are closed, such material can be to causing crop that the corruption of root rot occurs
The microorganisms such as mould, Fusarium spp. have suppress killing action, through processing with dilution after, can be used as the feature liquid of crop seedling
Body fertilizer.
The content of the invention
It is an object of the invention to fully to develop the mixed liquor produced after agriculture waste biomass catalyzing hydrothermal carbonization, carry
It is mother solution to go out with such mixed liquor, and addition nitrogen, phosphorus, potassium element and humic acidss etc. prepare functional liquid fertilizer.
The technical solution adopted for the present invention to solve the technical problems is as follows.
A kind of method for preparing functional liquid fertilizer with biomass catalyzing hydrothermal carbonization, methods described includes following preparation
Step：
Will it is broken after biomass material mix homogeneously with water and obtain biomass water solution, be then added into high-pressure reactor
In, with air in nitrogen displacement reactor, 250～300 DEG C are warming up to, constant temperature catalysis hydrothermal carbonization is carried out under agitation
Reaction, product Jing filtration is processed, as feature liquid after the added N P and K of the limpid mixing liquid of gained and humic acidss
Body fertilizer, solid phase prepares bio-fuel after being dried.
Preferably, described agriculture waste biomass material selects Semen Tritici aestivi, Oryza sativa L., corn straw.
Preferably, the mass concentration of biomass material is 20%～30% in the biomass water solution.
Preferably, the volume of the biomass water solution is the 2/5～3/5 of high-pressure reactor volume.
Preferably, the speed of the stirring is 100～1000 revs/min.
Preferably, the time of the catalytic water hot water thermal carburizing reagent is 2～4h.
Preferably, the functional liquid fertilizer formula is：60～80 parts of mixing liquid after catalytic reaction, Mel is sent out
10～20 parts of zymotic fluid, 2 parts of potassium hydroxide, 1 part of potassium dihydrogen phosphate, 2 parts of dipotassium hydrogen phosphate, 2 parts of ammonium dihydrogen phosphate, diammonium phosphate
3 parts of 1 part, 5 parts of APP, 5 parts of nitrogen solution and calcium nitrate.
A kind of functional liquid fertilizer, is prepared by said method.
The present invention principle be：Agriculture waste biomass in closed reactors, under conditions of High Temperature High Pressure, by adding
Plus special efficient catalyst, dehydration decarboxylic reaction can be efficiently carried out, carry out organic matter dehydration carbonization, its reacted mixing liquid
Rich in Organic substances such as the furan derivatives such as saccharide, organic acid, furfural, Hydroxymethylfurfural in product.The present invention utilizes furfural, hydroxyl first
The microbiologic propertiess such as rotten mould, Fusarium spp. are killed in the suppression of the Organic substances such as the furan derivatives such as base furfural, by what is produced to reaction
Mixing liquid carries out filtration, purification and addition plant nutrient, makes a kind of functional liquid fertilizer.
The invention has the advantages that and beneficial effect.
(1) present invention is rich in sterilizing power very strong furfural, hydroxyl using catalysis hydro-thermal carbonization method in mixing liquid after reaction
Furan derivatives such as methyl furfural etc., after addition plant nutrient, make a kind of functional liquid fertilizer.Obtain after reaction
Hydro-thermal carbon calorific value it is high, can be directly as biomass fuel；
(2) present invention is by using efficient special-purpose catalyst, improve to greatest extent hydrothermal carbonization reaction efficiency, and reacts
Furan derivatives such as the furfural containing higher concentration, Hydroxymethylfurfural etc. in journey liquid phase；
(3) prepare that functional liquid fertilizer process is simple, energy consumption is low, reaction condition is gentle, fertilizer is pre- to crop using the present invention
Anti- root rot has obvious effect.
Specific embodiment
Below, in conjunction with the embodiments the present invention is described further, but the present invention is any limitation as never in any form,
For a person skilled in the art, the present invention can have various modifications and variations.It is all the spirit and principles in the present invention it
It is interior, any modification, equivalent substitution and improvements done etc., among should be included in the protection of the present invention.
Embodiment 1.
Corn straw is crushed to into 12 to 16 mesh, 20kg is taken and is mixed homogeneously with water 100L and obtain biomass water solution, adopted
Automatic feed pump is injected in 500L high-pressure reactors, closes charging aperture, and displacement 3 is carried out to air in reactor with nitrogen
It is secondary.Then, the heater of reactor, 225 DEG C of reaction temperature of setting, 200 revs/min of mixing speed are opened.When being warming up to 225 DEG C
Afterwards, constant temperature 3 hours.Reaction terminating, opens venthole, is deflated to after air pressure is consistent with air in reactor, opening discharging opening, makes
Obtain reaction mass and be cooled to room temperature.The solid coke produced by reaction and the mixing liquid rich in the stable component such as phenols are taken out,
With being separated by filtration with solid-liquid separator, solid drying compacting is a granulated into as bio-fuel, and filtering the mixing liquid for obtaining can
As the mother solution of configuration feature liquid fertilizer.60 parts of mixing liquid after filtering is taken, and adds 20 parts of Mel fermentation liquid, hydroxide
2 parts of potassium, 1 part of potassium dihydrogen phosphate, 2 parts of dipotassium hydrogen phosphate, 2 parts of ammonium dihydrogen phosphate, 1 part of diammonium phosphate, 5 parts of APP, nitrogen
The 3 parts of mixing of 5 parts of solution and calcium nitrate, are configured to that the functional liquid fertilizer of root rot can be prevented.
Embodiment 2.
Corn straw is crushed to into 12 to 16 mesh, 20kg is taken and is mixed homogeneously with water 100L and obtain biomass water solution, adopted
Automatic feed pump is injected in 500L high-pressure reactors, closes charging aperture, and displacement 3 is carried out to air in reactor with nitrogen
It is secondary.Then, the heater of reactor, 250 DEG C of reaction temperature of setting, 600 revs/min of mixing speed are opened.When being warming up to 250 DEG C
Afterwards, constant temperature 2 hours.Reaction terminating, opens venthole, is deflated to after air pressure is consistent with air in reactor, opening discharging opening, makes
Obtain reaction mass and be cooled to room temperature.The solid coke produced by reaction and the mixing liquid rich in the stable component such as phenols are taken out,
With being separated by filtration with solid-liquid separator, solid drying compacting is a granulated into as bio-fuel, and filtering the mixing liquid for obtaining can
As the mother solution of configuration feature liquid fertilizer.80 parts of mixing liquid after filtering is taken, and adds 10 parts of Mel fermentation liquid, hydroxide
2 parts of potassium, 1 part of potassium dihydrogen phosphate, 2 parts of dipotassium hydrogen phosphate, 2 parts of ammonium dihydrogen phosphate, 1 part of diammonium phosphate, 5 parts of APP, nitrogen
The 3 parts of mixing of 5 parts of solution and calcium nitrate, are configured to that the functional liquid fertilizer of root rot can be prevented.
Embodiment 3.
Rice straw is crushed to into 12 to 16 mesh, 20kg is taken and is mixed homogeneously with water 100L and obtain biomass water solution, adopted
Automatic feed pump is injected in 500L high-pressure reactors, closes charging aperture, and displacement 3 is carried out to air in reactor with nitrogen
It is secondary.Then, the heater of reactor, 225 DEG C of reaction temperature of setting, 200 revs/min of mixing speed are opened.When being warming up to 225 DEG C
Afterwards, constant temperature 3 hours.Reaction terminating, opens venthole, is deflated to after air pressure is consistent with air in reactor, opening discharging opening, makes
Obtain reaction mass and be cooled to room temperature.The solid coke produced by reaction and the mixing liquid rich in the stable component such as phenols are taken out,
With being separated by filtration with solid-liquid separator, solid drying compacting is a granulated into as bio-fuel, and filtering the mixing liquid for obtaining can
As the mother solution of configuration feature liquid fertilizer.60 parts of mixing liquid after filtering is taken, and adds 20 parts of Mel fermentation liquid, hydroxide
2 parts of potassium, 1 part of potassium dihydrogen phosphate, 2 parts of dipotassium hydrogen phosphate, 2 parts of ammonium dihydrogen phosphate, 1 part of diammonium phosphate, 5 parts of APP, nitrogen
The 3 parts of mixing of 5 parts of solution and calcium nitrate, are configured to that the functional liquid fertilizer of root rot can be prevented.
Embodiment 4.
Rice straw is crushed to into 12 to 16 mesh, 20kg is taken and is mixed homogeneously with water 100L and obtain biomass water solution, adopted
Automatic feed pump is injected in 500L high-pressure reactors, closes charging aperture, and displacement 3 is carried out to air in reactor with nitrogen
It is secondary.Then, the heater of reactor, 250 DEG C of reaction temperature of setting, 600 revs/min of mixing speed are opened.When being warming up to 250 DEG C
Afterwards, constant temperature 2 hours.Reaction terminating, opens venthole, is deflated to after air pressure is consistent with air in reactor, opening discharging opening, makes
Obtain reaction mass and be cooled to room temperature.The solid coke produced by reaction and the mixing liquid rich in the stable component such as phenols are taken out,
With being separated by filtration with solid-liquid separator, solid drying compacting is a granulated into as bio-fuel, and filtering the mixing liquid for obtaining can
As the mother solution of configuration feature liquid fertilizer.80 parts of mixing liquid after filtering is taken, and adds 10 parts of Mel fermentation liquid, hydroxide
2 parts of potassium, 1 part of potassium dihydrogen phosphate, 2 parts of dipotassium hydrogen phosphate, 2 parts of ammonium dihydrogen phosphate, 1 part of diammonium phosphate, 5 parts of APP, nitrogen
The 3 parts of mixing of 5 parts of solution and calcium nitrate, are configured to that the functional liquid fertilizer of root rot can be prevented.
Application example 1.
In the bright villages and small towns seedling raising greenhouse of Qingdao Pingdu City, 4 pieces of cells are divided in 1.5m × 20m seedling beds, respectively sowed western red
200, Fructus Kaki seed, starts the functional liquid fertilizer 0,2,4,6kg for applying the preparation of example 1 as root fertilizer after 10 days, after 500 times of dilution,
Respectively at the 10th, the 15th, the 25th and the 30th day, average sprinkling was applied, and routinely required to be managed, in dose 1,2,4kg
Under the conditions of, the results health after 30 days without little tomato Seedling ratio respectively relatively control it is high by 8.1%, 10.6% and 11.5%.
Application example 2.
In the bright villages and small towns seedling raising greenhouse of Qingdao Pingdu City, 4 pieces of cells are divided in 1.5m × 20m seedling beds, respectively sowed western red
200, Fructus Kaki seed, starts the functional liquid fertilizer 0,2,4,6kg for applying the preparation of example 3 as root fertilizer after 10 days, after 500 times of dilution,
Respectively at the 10th, the 15th, the 25th and the 30th day, average sprinkling was applied, and routinely required to be managed, in dose 1,2,4kg
Under the conditions of, the healthy little tomato Seedling ratio of results after 30 days respectively relatively control it is high by 7.5%, 9.1% and 12.7%.
Claims (7)
1. one kind agriculture waste biomass catalyzing hydrothermal carbonization prepares functional liquid fertilizer, it is characterised in that including following
Step：（1）Material is crushed：Will it is broken after biomass material mix homogeneously with water and obtain biomass water solution, be then added into
To in high-pressure reactor；（2）Reaction condition is controlled：Addition special-purpose catalyst, with air in nitrogen displacement reactor, is warming up to
250～300 DEG C, constant temperature catalysis hydro-thermal carburizing reagent is carried out under agitation；（3）It is prepared by fertilizer mother solution：Product is passed through
Filter is processed, and the limpid mixing liquid of gained can be used as the mother solution for preparing fertilizer；（4）Fertilizer preparation：By the limpid of step 3 gained
After the added n p k nutrition element of mixing liquid and humic acidss, can be used as functional liquid fertilizer.
2. biomass material preferably wheat according to claim 1, Oryza sativa L., corn straw.
3. according to claim 1 the mass concentration of biomass material is preferably 20%～30% in biomass water solution.
4. according to claim 1 the volume of biomass water solution is preferably the 2/5～3/5 of high-pressure reactor volume.
5. the speed for stirring according to claim 1 is preferably 100～1000 revs/min.
6. according to claim 1 the time of catalytic water hot water thermal carburizing reagent is preferably 2～4h.
7. according to claim 1 the optimization formula of functional liquid fertilizer is：60～80 parts of mixing liquid after catalytic reaction,
10～20 parts of Mel fermentation liquid, 2 parts of potassium hydroxide, 1 part of potassium dihydrogen phosphate, 2 parts of dipotassium hydrogen phosphate, 2 parts of ammonium dihydrogen phosphate, phosphoric acid
3 parts of 1 part of hydrogen diammonium, 5 parts of APP, 5 parts of nitrogen solution and calcium nitrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611098101.2A CN106588313A (en) | 2016-12-03 | 2016-12-03 | Functional liquid fertilizer prepared by catalyzing agricultural waste biomass |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611098101.2A CN106588313A (en) | 2016-12-03 | 2016-12-03 | Functional liquid fertilizer prepared by catalyzing agricultural waste biomass |
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| CN106588313A true CN106588313A (en) | 2017-04-26 |
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| CN201611098101.2A Pending CN106588313A (en) | 2016-12-03 | 2016-12-03 | Functional liquid fertilizer prepared by catalyzing agricultural waste biomass |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111471502A (en) * | 2020-04-08 | 2020-07-31 | 石河子市国力源环保制浆有限公司 | Clean high-value utilization method of straw resources |
| CN111499454A (en) * | 2020-04-20 | 2020-08-07 | 上海交通大学 | Method for converting domestic wet garbage into humic acid organic fertilizer with high added value by hydrothermal catalysis method |
| CN111689795A (en) * | 2020-06-18 | 2020-09-22 | 安徽科技学院 | Device and method for preparing liquid fertilizer by utilizing hydrothermal solution of livestock and poultry manure |
| CN112142531A (en) * | 2020-06-19 | 2020-12-29 | 中国科学院生态环境研究中心 | Novel process for preparing novel liquid organic fertilizer from waste biomass |
| CN113943189A (en) * | 2021-12-07 | 2022-01-18 | 梁鹏举 | Method for preparing biomass compound liquid organic fertilizer by utilizing agricultural wastes |
| US11414358B2 (en) * | 2019-10-29 | 2022-08-16 | Guerman Camacho Martinez | Method of combining nutrients for strengthening plants through a liquid fertilizer |
| CN115196998A (en) * | 2022-07-19 | 2022-10-18 | 东华大学 | A method for strengthening the hydrothermal humification of cellulosic waste biomass |
| US12037299B1 (en) * | 2023-06-01 | 2024-07-16 | Wenzhi Liu | Method for preparing small-molecule organic water-soluble fertilizer using biomass and its waste, and product and application thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103722002A (en) * | 2014-01-23 | 2014-04-16 | 杭州互惠环保科技有限公司 | Domestic waste comprehensive treatment method based on anaerobic digestion and hydrothermal carbonization |
| CN103724056A (en) * | 2014-01-23 | 2014-04-16 | 杭州互惠环保科技有限公司 | Hydrothermal carbonization-based value added disposing method for household garbage |
| CN105175175A (en) * | 2015-07-14 | 2015-12-23 | 河南农业大学 | Treatment method used for producing biochar from tobacco waste |
| CN105315098A (en) * | 2015-06-04 | 2016-02-10 | 浙江科技学院 | Preparation method for rice straw carbon-based fertilizer for reducing rice field greenhouse gas emissions |
| CN105900984A (en) * | 2016-04-26 | 2016-08-31 | 华南理工大学 | Method for preparing pesticide by using biomass hydrothermal carbonization liquid phase and preparing organic fertilizers by using solid phase |
-
2016
- 2016-12-03 CN CN201611098101.2A patent/CN106588313A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103722002A (en) * | 2014-01-23 | 2014-04-16 | 杭州互惠环保科技有限公司 | Domestic waste comprehensive treatment method based on anaerobic digestion and hydrothermal carbonization |
| CN103724056A (en) * | 2014-01-23 | 2014-04-16 | 杭州互惠环保科技有限公司 | Hydrothermal carbonization-based value added disposing method for household garbage |
| CN105315098A (en) * | 2015-06-04 | 2016-02-10 | 浙江科技学院 | Preparation method for rice straw carbon-based fertilizer for reducing rice field greenhouse gas emissions |
| CN105175175A (en) * | 2015-07-14 | 2015-12-23 | 河南农业大学 | Treatment method used for producing biochar from tobacco waste |
| CN105900984A (en) * | 2016-04-26 | 2016-08-31 | 华南理工大学 | Method for preparing pesticide by using biomass hydrothermal carbonization liquid phase and preparing organic fertilizers by using solid phase |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11414358B2 (en) * | 2019-10-29 | 2022-08-16 | Guerman Camacho Martinez | Method of combining nutrients for strengthening plants through a liquid fertilizer |
| CN111471502A (en) * | 2020-04-08 | 2020-07-31 | 石河子市国力源环保制浆有限公司 | Clean high-value utilization method of straw resources |
| CN111499454A (en) * | 2020-04-20 | 2020-08-07 | 上海交通大学 | Method for converting domestic wet garbage into humic acid organic fertilizer with high added value by hydrothermal catalysis method |
| CN111689795A (en) * | 2020-06-18 | 2020-09-22 | 安徽科技学院 | Device and method for preparing liquid fertilizer by utilizing hydrothermal solution of livestock and poultry manure |
| CN112142531A (en) * | 2020-06-19 | 2020-12-29 | 中国科学院生态环境研究中心 | Novel process for preparing novel liquid organic fertilizer from waste biomass |
| CN113943189A (en) * | 2021-12-07 | 2022-01-18 | 梁鹏举 | Method for preparing biomass compound liquid organic fertilizer by utilizing agricultural wastes |
| CN115196998A (en) * | 2022-07-19 | 2022-10-18 | 东华大学 | A method for strengthening the hydrothermal humification of cellulosic waste biomass |
| US12037299B1 (en) * | 2023-06-01 | 2024-07-16 | Wenzhi Liu | Method for preparing small-molecule organic water-soluble fertilizer using biomass and its waste, and product and application thereof |
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Application publication date: 20170426 |