CN112358344A - Preparation method of organic agricultural biochar-based fertilizer - Google Patents
Preparation method of organic agricultural biochar-based fertilizer Download PDFInfo
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- CN112358344A CN112358344A CN202011181115.7A CN202011181115A CN112358344A CN 112358344 A CN112358344 A CN 112358344A CN 202011181115 A CN202011181115 A CN 202011181115A CN 112358344 A CN112358344 A CN 112358344A
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- biochar
- powder
- based fertilizer
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05D—INORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE
- C05D5/00—Fertilisers containing magnesium
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F17/00—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
- C05F17/20—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation using specific microorganisms or substances, e.g. enzymes, for activating or stimulating the treatment
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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
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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
- C05G3/80—Soil conditioners
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse
Abstract
The invention discloses a preparation method of an organic agricultural biochar-based fertilizer, which specifically comprises the following steps: (1) preparing raw materials for preparing the organic agricultural biochar-based fertilizer; (2) drying human and animal feces in a drying device, pulverizing into granules, and sieving; (3) adding the biochar particles and human and animal excreta into a stirring kettle to form a mixture; (4) adding a microbial agent for fermentation; (5) drying the fermented mixture; (6) adding the rest components in corresponding parts by weight into the fermented mixture, and then adding the mixture into a granulator for granulation, cooling, sieving and drying to obtain the organic agricultural biochar-based fertilizer; (7) and packaging the dried organic agricultural biochar-based fertilizer. The invention relates to the technical field of agricultural solid waste treatment and resource utilization, and particularly provides a preparation method for preparing an organic agricultural biochar-based fertilizer which is environment-friendly, high in fertility and efficient and rapid in preparation.
Description
Technical Field
The invention relates to the technical field of agricultural solid waste treatment and resource utilization, in particular to a preparation method of an organic agricultural biochar-based fertilizer.
Background
The soil is composed of minerals, organic matters, soil microorganisms and the like. Microorganisms play an important role in the development and development of soil, such as the decomposition of organic matters and minerals, the fixation of nitrogen, and the like. The life activities of microorganisms in soil are based on soil organic matters, soil nutrients are converted, soil fertility is improved, and nutrient components for plant growth and development are provided. In turn, the improvement of soil fertility can promote the propagation of microorganisms. In recent years, with the large-scale application of fertilizers, although the yield of crops can be improved to a certain extent in a certain time, a series of ecological environment problems such as rapid reduction of soil organic matters and beneficial microorganisms, soil acidification, hardening, fertility reduction, overproof nitrate content in underground water, eutrophication of water bodies and the like are caused.
In order to improve the physical and chemical properties of soil, researchers in various countries explore the problems of the action and mechanism of biochar and microbial fertilizer in soil, crops and environmental systems, and the like, and researches prove that the biochar-based microbial fertilizer prepared by using biochar as a carrier can enable microorganisms and biochar to generate a synergistic effect, so that the defect of insufficient nutrients of the biochar can be overcome, the action and the effect of the microbial fertilizer can be enhanced, the nutrient supply is met, the soil improvement function of the microorganisms and the biochar is realized, and an efficient restoration system is formed. In addition, the biochar-based microbial fertilizer can delay the release of fertilizer nutrients and improve the utilization rate of the fertilizer. The biochar and the microbial fertilizer have the advantages of being green, safe, renewable, large in resource amount and the like, and have become a lifting force in the field of soil remediation. The carbonization and returning of agricultural wastes with a charcoal technology as a core is an important way for connecting the head end and the tail end of an agricultural circulating chain and realizing the high-value utilization of waste biomass resources. Therefore, it is required to provide a preparation method of a biochar-based fertilizer, which can improve soil quality and increase yield.
Disclosure of Invention
In order to solve the existing problems, the invention provides a preparation method for preparing an organic agricultural biochar-based fertilizer which is environment-friendly, strong in fertility and efficient and rapid in preparation.
The technical scheme adopted by the invention is as follows: a preparation method of an organic agricultural biochar-based fertilizer specifically comprises the following steps:
(1) preparing raw materials of the organic agricultural biochar-based fertilizer with the following corresponding components: 50-80 parts of biochar particles, 20-30 parts of human and animal excreta, 10-20 parts of organic compound fertilizer, 10-20 parts of microbial agent, 5-11 parts of adhesive, 3-5 parts of bentonite powder, 3-5 parts of quartz sand powder, 3-5 parts of kaolin powder and 1-3 parts of talcum powder;
(2) putting human and animal excreta into drying equipment for drying for 7-10 hours, then crushing into granules, and sieving with a 80-mesh sieve;
(3) adding the biochar particles and human and animal excreta into a stirring kettle, grinding and uniformly stirring to form a mixture;
(4) adding a microbial agent for fermentation;
(5) drying the fermented mixture;
(6) adding organic compound fertilizer, adhesive, bentonite powder, quartz sand powder, kaolin powder and talcum powder in corresponding parts by weight into the fermented mixture, then adding the mixture into a granulator for granulation, cooling and sieving, and then drying the mixture for 2-3 hours at the temperature of 30-45 ℃ to obtain the organic agricultural biochar-based fertilizer;
(7) and packaging the dried organic agricultural biochar-based fertilizer.
Preferably, the organic agricultural biochar-based fertilizer comprises the following preparation raw materials in parts by weight: 50 parts of biochar particles, 20 parts of human and animal excreta, 10 parts of organic compound fertilizer, 10 parts of microbial agent, 5 parts of adhesive, 3 parts of bentonite powder, 3 parts of quartz sand powder, 3 parts of kaolin powder and 1 part of talcum powder.
Preferably, the organic agricultural biochar-based fertilizer comprises the following preparation raw materials in parts by weight: 65 parts of biochar particles, 25 parts of human and animal excreta, 15 parts of organic compound fertilizer, 15 parts of microbial agent, 8 parts of adhesive, 4 parts of bentonite powder, 4 parts of quartz sand powder, 4 parts of kaolin powder and 2 parts of talcum powder.
Preferably, the organic agricultural biochar-based fertilizer comprises the following preparation raw materials in parts by weight: 80 parts of biochar particles, 30 parts of human and animal excreta, 20 parts of organic compound fertilizer, 20 parts of microbial agent, 11 parts of adhesive, 5 parts of bentonite powder, 5 parts of quartz sand powder, 5 parts of kaolin powder and 3 parts of talcum powder.
Further, the preparation of the biochar particles specifically comprises the following steps:
(1) selecting one or more of crop straws, rice straws or seed shells, and cutting the crop straws, the rice straws or the seed shells into sections of 1-3 cm;
(2) adding charcoal into the mixture according to the weight ratio of 1:3 of the charcoal to crop straws, straws or seed shells, and carrying out carbonization treatment to obtain the biochar;
(3) and (3) crushing and drying the biochar, and sieving the biochar with a 60-mesh sieve to obtain biochar particles.
Further, the adhesive is an attapulgite adhesive or an oxidized starch adhesive.
Further, the microbial agent comprises yeast, actinomycetes, lactobacillus plantarum, bacillus subtilis and bacillus licheniformis.
Further, the water content of the biochar particles is 8-10%.
The invention has the following beneficial effects: according to the preparation method of the organic agricultural biochar-based fertilizer, biochar particles are prepared from one or more of crop straws, rice straws or seed shells, so that the harm of agricultural waste combustion to the environment is avoided, and the fertility is enhanced by adding human and animal excreta and an organic compound fertilizer; meanwhile, the fermentation speed of the biochar particles and human and animal excreta is accelerated by matching bentonite powder, quartz sand powder, kaolin powder and talcum powder with a microbial agent, the fermentation time is shortened, and conditions are provided for industrial production.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
a preparation method of an organic agricultural biochar-based fertilizer specifically comprises the following steps:
(1) preparing raw materials of the organic agricultural biochar-based fertilizer with the following corresponding components: 50 parts of biochar particles, 20 parts of human and animal excreta, 10 parts of organic compound fertilizer, 10 parts of microbial agent, 5 parts of adhesive, 3 parts of bentonite powder, 3 parts of quartz sand powder, 3 parts of kaolin powder and 1 part of talcum powder;
(2) putting human and animal excreta into drying equipment for drying for 7-10 hours, then crushing into granules, and sieving with a 80-mesh sieve;
(3) adding the biochar particles and human and animal excreta into a stirring kettle, grinding and uniformly stirring to form a mixture;
(4) adding a microbial agent for fermentation;
(5) drying the fermented mixture;
(6) adding organic compound fertilizer, adhesive, bentonite powder, quartz sand powder, kaolin powder and talcum powder in corresponding parts by weight into the fermented mixture, then adding the mixture into a granulator for granulation, cooling and sieving, and then drying the mixture for 2-3 hours at the temperature of 30-45 ℃ to obtain the organic agricultural biochar-based fertilizer;
(7) and packaging the dried organic agricultural biochar-based fertilizer.
The preparation of the biochar particles specifically comprises the following steps:
(1) selecting one or more of crop straws, rice straws or seed shells, and cutting the crop straws, the rice straws or the seed shells into sections of 1-3 cm;
(2) adding charcoal into the mixture according to the weight ratio of 1:3 of the charcoal to crop straws, straws or seed shells, and carrying out carbonization treatment to obtain the biochar;
(3) and (3) crushing and drying the biochar, and sieving the biochar with a 60-mesh sieve to obtain biochar particles.
The adhesive is an attapulgite adhesive or an oxidized starch adhesive.
The microbial agent comprises yeast, actinomycetes, lactobacillus plantarum, bacillus subtilis and bacillus licheniformis.
The water content of the biochar particles is 8-10%.
Example 2:
a preparation method of an organic agricultural biochar-based fertilizer specifically comprises the following steps:
(1) preparing raw materials of the organic agricultural biochar-based fertilizer with the following corresponding components: 65 parts of biochar particles, 25 parts of human and animal excreta, 15 parts of organic compound fertilizer, 15 parts of microbial agent, 8 parts of adhesive, 4 parts of bentonite powder, 4 parts of quartz sand powder, 4 parts of kaolin powder and 2 parts of talcum powder;
(2) putting human and animal excreta into drying equipment for drying for 7-10 hours, then crushing into granules, and sieving with a 80-mesh sieve;
(3) adding the biochar particles and human and animal excreta into a stirring kettle, grinding and uniformly stirring to form a mixture;
(4) adding a microbial agent for fermentation;
(5) drying the fermented mixture;
(6) adding organic compound fertilizer, adhesive, bentonite powder, quartz sand powder, kaolin powder and talcum powder in corresponding parts by weight into the fermented mixture, then adding the mixture into a granulator for granulation, cooling and sieving, and then drying the mixture for 2-3 hours at the temperature of 30-45 ℃ to obtain the organic agricultural biochar-based fertilizer;
(7) and packaging the dried organic agricultural biochar-based fertilizer.
The preparation of the biochar particles specifically comprises the following steps:
(1) selecting one or more of crop straws, rice straws or seed shells, and cutting the crop straws, the rice straws or the seed shells into sections of 1-3 cm;
(2) adding charcoal into the mixture according to the weight ratio of 1:3 of the charcoal to crop straws, straws or seed shells, and carrying out carbonization treatment to obtain the biochar;
(3) and (3) crushing and drying the biochar, and sieving the biochar with a 60-mesh sieve to obtain biochar particles.
The adhesive is an attapulgite adhesive or an oxidized starch adhesive.
The microbial agent comprises yeast, actinomycetes, lactobacillus plantarum, bacillus subtilis and bacillus licheniformis.
The water content of the biochar particles is 8-10%.
Example 3:
a preparation method of an organic agricultural biochar-based fertilizer specifically comprises the following steps:
(1) preparing raw materials of the organic agricultural biochar-based fertilizer with the following corresponding components: 80 parts of biochar particles, 30 parts of human and animal excreta, 20 parts of organic compound fertilizer, 20 parts of microbial agent, 11 parts of adhesive, 5 parts of bentonite powder, 5 parts of quartz sand powder, 5 parts of kaolin powder and 3 parts of talcum powder;
(2) putting human and animal excreta into drying equipment for drying for 7-10 hours, then crushing into granules, and sieving with a 80-mesh sieve;
(3) adding the biochar particles and human and animal excreta into a stirring kettle, grinding and uniformly stirring to form a mixture;
(4) adding a microbial agent for fermentation;
(5) drying the fermented mixture;
(6) adding organic compound fertilizer, adhesive, bentonite powder, quartz sand powder, kaolin powder and talcum powder in corresponding parts by weight into the fermented mixture, then adding the mixture into a granulator for granulation, cooling and sieving, and then drying the mixture for 2-3 hours at the temperature of 30-45 ℃ to obtain the organic agricultural biochar-based fertilizer;
(7) and packaging the dried organic agricultural biochar-based fertilizer.
The preparation of the biochar particles specifically comprises the following steps:
(1) selecting one or more of crop straws, rice straws or seed shells, and cutting the crop straws, the rice straws or the seed shells into sections of 1-3 cm;
(2) adding charcoal into the mixture according to the weight ratio of 1:3 of the charcoal to crop straws, straws or seed shells, and carrying out carbonization treatment to obtain the biochar;
(3) and (3) crushing and drying the biochar, and sieving the biochar with a 60-mesh sieve to obtain biochar particles.
The adhesive is an attapulgite adhesive or an oxidized starch adhesive.
The microbial agent comprises yeast, actinomycetes, lactobacillus plantarum, bacillus subtilis and bacillus licheniformis.
The water content of the biochar particles is 8-10%.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (8)
1. The preparation method of the organic agricultural biochar-based fertilizer is characterized by comprising the following steps:
(1) preparing raw materials of the organic agricultural biochar-based fertilizer with the following corresponding components: 50-80 parts of biochar particles, 20-30 parts of human and animal excreta, 10-20 parts of organic compound fertilizer, 10-20 parts of microbial agent, 5-11 parts of adhesive, 3-5 parts of bentonite powder, 3-5 parts of quartz sand powder, 3-5 parts of kaolin powder and 1-3 parts of talcum powder;
(2) putting human and animal excreta into drying equipment for drying for 7-10 hours, then crushing into granules, and sieving with a 80-mesh sieve;
(3) adding the biochar particles and human and animal excreta into a stirring kettle, grinding and uniformly stirring to form a mixture;
(4) adding a microbial agent for fermentation;
(5) drying the fermented mixture;
(6) adding organic compound fertilizer, adhesive, bentonite powder, quartz sand powder, kaolin powder and talcum powder in corresponding parts by weight into the fermented mixture, then adding the mixture into a granulator for granulation, cooling and sieving, and then drying the mixture for 2-3 hours at the temperature of 30-45 ℃ to obtain the organic agricultural biochar-based fertilizer;
(7) and packaging the dried organic agricultural biochar-based fertilizer.
2. The preparation method of the organic agricultural biochar-based fertilizer according to claim 1, which is characterized by comprising the following preparation raw materials in parts by weight: 50 parts of biochar particles, 20 parts of human and animal excreta, 10 parts of organic compound fertilizer, 10 parts of microbial agent, 5 parts of adhesive, 3 parts of bentonite powder, 3 parts of quartz sand powder, 3 parts of kaolin powder and 1 part of talcum powder.
3. The preparation method of the organic agricultural biochar-based fertilizer according to claim 1, which is characterized by comprising the following preparation raw materials in parts by weight: 65 parts of biochar particles, 25 parts of human and animal excreta, 15 parts of organic compound fertilizer, 15 parts of microbial agent, 8 parts of adhesive, 4 parts of bentonite powder, 4 parts of quartz sand powder, 4 parts of kaolin powder and 2 parts of talcum powder.
4. The preparation method of the organic agricultural biochar-based fertilizer according to claim 1, which is characterized by comprising the following preparation raw materials in parts by weight: 80 parts of biochar particles, 30 parts of human and animal excreta, 20 parts of organic compound fertilizer, 20 parts of microbial agent, 11 parts of adhesive, 5 parts of bentonite powder, 5 parts of quartz sand powder, 5 parts of kaolin powder and 3 parts of talcum powder.
5. The preparation method of the organic agricultural biochar-based fertilizer as claimed in claim 1, wherein the preparation of the biochar particles specifically comprises the following steps:
(1) selecting one or more of crop straws, rice straws or seed shells, and cutting the crop straws, the rice straws or the seed shells into sections of 1-3 cm;
(2) adding charcoal into the mixture according to the weight ratio of 1:3 of the charcoal to crop straws, straws or seed shells, and carrying out carbonization treatment to obtain the biochar;
(3) and (3) crushing and drying the biochar, and sieving the biochar with a 60-mesh sieve to obtain biochar particles.
6. The method for preparing the organic agricultural biochar-based fertilizer according to claim 1, wherein the binder is an attapulgite binder or an oxidized starch binder.
7. The method for preparing an organic agricultural biochar-based fertilizer according to claim 1, wherein the microbial agent comprises yeast, actinomycetes, lactobacillus plantarum, bacillus subtilis and bacillus licheniformis.
8. The preparation method of the organic agricultural biochar-based fertilizer as claimed in claim 1, wherein the moisture content of the biochar particles is 8-10%.
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103121882A (en) * | 2013-03-21 | 2013-05-29 | 山西序然秸秆能源科技有限公司 | Biomass straw charcoal based organic fertilizer and production method thereof |
CN106083316A (en) * | 2016-06-08 | 2016-11-09 | 河北天善生物技术有限公司 | A kind of charcoal base organic fertilizer and preparation method thereof |
CN107935758A (en) * | 2017-11-09 | 2018-04-20 | 新邵南陌生物科技有限公司 | A kind of biomass carbon organic fertilizer and preparation method thereof |
CN108840775A (en) * | 2018-08-01 | 2018-11-20 | 湖南工业大学 | A kind of organic agriculture charcoal base manure material and preparation method thereof |
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- 2020-10-29 CN CN202011181115.7A patent/CN112358344A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103121882A (en) * | 2013-03-21 | 2013-05-29 | 山西序然秸秆能源科技有限公司 | Biomass straw charcoal based organic fertilizer and production method thereof |
CN106083316A (en) * | 2016-06-08 | 2016-11-09 | 河北天善生物技术有限公司 | A kind of charcoal base organic fertilizer and preparation method thereof |
CN107935758A (en) * | 2017-11-09 | 2018-04-20 | 新邵南陌生物科技有限公司 | A kind of biomass carbon organic fertilizer and preparation method thereof |
CN108840775A (en) * | 2018-08-01 | 2018-11-20 | 湖南工业大学 | A kind of organic agriculture charcoal base manure material and preparation method thereof |
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