CN115108870A - Soybean fermentation bio-organic fertilizer - Google Patents
Soybean fermentation bio-organic fertilizer Download PDFInfo
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- CN115108870A CN115108870A CN202210838799.6A CN202210838799A CN115108870A CN 115108870 A CN115108870 A CN 115108870A CN 202210838799 A CN202210838799 A CN 202210838799A CN 115108870 A CN115108870 A CN 115108870A
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- 238000000855 fermentation Methods 0.000 title claims abstract description 57
- 230000004151 fermentation Effects 0.000 title claims abstract description 57
- 239000003895 organic fertilizer Substances 0.000 title claims abstract description 27
- 244000068988 Glycine max Species 0.000 title claims abstract description 25
- 235000010469 Glycine max Nutrition 0.000 title claims abstract description 25
- 239000000463 material Substances 0.000 claims abstract description 46
- 241000196324 Embryophyta Species 0.000 claims abstract description 15
- 238000002156 mixing Methods 0.000 claims abstract description 15
- 239000003124 biologic agent Substances 0.000 claims abstract description 12
- 241001465754 Metazoa Species 0.000 claims abstract description 11
- 239000010902 straw Substances 0.000 claims abstract description 11
- 235000007164 Oryza sativa Nutrition 0.000 claims abstract description 10
- 240000008042 Zea mays Species 0.000 claims abstract description 10
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 claims abstract description 10
- 235000002017 Zea mays subsp mays Nutrition 0.000 claims abstract description 10
- 235000005822 corn Nutrition 0.000 claims abstract description 10
- 238000001035 drying Methods 0.000 claims abstract description 10
- 235000009566 rice Nutrition 0.000 claims abstract description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 6
- 238000002360 preparation method Methods 0.000 claims abstract description 4
- 238000010298 pulverizing process Methods 0.000 claims abstract description 4
- 238000003756 stirring Methods 0.000 claims abstract description 4
- 240000007594 Oryza sativa Species 0.000 claims abstract 4
- 239000010828 animal waste Substances 0.000 claims description 9
- 239000002994 raw material Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 5
- 241000193744 Bacillus amyloliquefaciens Species 0.000 claims description 3
- 241000194108 Bacillus licheniformis Species 0.000 claims description 3
- 244000063299 Bacillus subtilis Species 0.000 claims description 3
- 235000014469 Bacillus subtilis Nutrition 0.000 claims description 3
- 241000881860 Paenibacillus mucilaginosus Species 0.000 claims description 3
- 239000007633 bacillus mucilaginosus Substances 0.000 claims description 3
- 210000003608 fece Anatomy 0.000 claims description 3
- 239000012634 fragment Substances 0.000 claims description 3
- 239000010871 livestock manure Substances 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 239000002131 composite material Substances 0.000 claims 1
- 239000002689 soil Substances 0.000 abstract description 14
- 230000035558 fertility Effects 0.000 abstract description 7
- 230000004720 fertilization Effects 0.000 abstract description 3
- 239000003337 fertilizer Substances 0.000 description 9
- 239000000126 substance Substances 0.000 description 9
- 230000009286 beneficial effect Effects 0.000 description 8
- 241000894006 Bacteria Species 0.000 description 6
- 241000209094 Oryza Species 0.000 description 6
- 235000015097 nutrients Nutrition 0.000 description 5
- 244000005700 microbiome Species 0.000 description 4
- 239000002893 slag Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 244000144972 livestock Species 0.000 description 2
- 230000000813 microbial effect Effects 0.000 description 2
- 238000009335 monocropping Methods 0.000 description 2
- 235000016709 nutrition Nutrition 0.000 description 2
- 230000035764 nutrition Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 description 1
- 208000035240 Disease Resistance Diseases 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 239000002154 agricultural waste Substances 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 230000004071 biological effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000002085 irritant Substances 0.000 description 1
- 231100000021 irritant Toxicity 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002207 metabolite Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000002366 mineral element Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 230000001863 plant nutrition Effects 0.000 description 1
- 239000010908 plant waste Substances 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 244000144977 poultry Species 0.000 description 1
- 102000004196 processed proteins & peptides Human genes 0.000 description 1
- 108090000765 processed proteins & peptides Proteins 0.000 description 1
- 230000035755 proliferation Effects 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05D—INORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE
- C05D9/00—Other inorganic fertilisers
-
- 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
-
- 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
- C05F17/50—Treatments combining two or more different biological or biochemical treatments, e.g. anaerobic and aerobic treatment or vermicomposting and aerobic treatment
-
- 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
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Molecular Biology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- Biotechnology (AREA)
- Microbiology (AREA)
- Inorganic Chemistry (AREA)
- Tropical Medicine & Parasitology (AREA)
- Pest Control & Pesticides (AREA)
- Soil Sciences (AREA)
- Fertilizers (AREA)
Abstract
The invention discloses a soybean fermentation bio-organic fertilizer, which comprises the following preparation processes: placing soybean, rice, weeds, corn straws and vaporized residues into a pulverizer for primary pulverization; placing the crushed materials in a stirrer for mixing, and introducing animal excrement into the stirrer for many times; taking out the materials, placing the materials in a fermentation tank for fermentation operation, introducing the biological agents for multiple times during the fermentation operation, and continuously stirring; taking out the fermented materials and drying; putting the dried material into the crusher again for secondary crushing, and putting the diatomite shale into the crusher; placing the materials subjected to secondary crushing in the stirrer again for secondary mixing operation; placing the material subjected to the secondary material mixing operation in a fermentation tank for secondary fermentation; and (5) placing the material after the secondary fermentation in a granulator to obtain a finished product. The invention can fully excite the fertility of the bio-organic fertilizer by adopting two times of fermentation, and can improve the fertility of the soil after fertilization.
Description
Technical Field
The invention relates to the field of organic fertilizers, in particular to a soybean fermentation bio-organic fertilizer.
Background
Organic fertilizer, mainly from plants and/or animals, is applied to the soil to provide plant nutrition as a carbon-containing material with the main function. Is prepared from biological substances, animal and plant wastes and plant residues, eliminates toxic and harmful substances in the biological substances, and is rich in a large amount of beneficial substances, including: various organic acids, peptides and rich nutrient elements including nitrogen, phosphorus and potassium. The fertilizer not only can provide comprehensive nutrition for crops, but also has long fertilizer efficiency, can increase and update soil organic matters, promote microbial propagation, improve the physical and chemical properties and biological activity of soil, and is a main nutrient for green food production. The biological organic fertilizer is a fertilizer which is compounded by microorganisms with specific functions and organic materials mainly taking animal and plant residues (such as livestock and poultry manure, crop straws and the like) as sources and undergoing harmless treatment and decomposition, has the effects of microbial fertilizer and organic fertilizer, has complete nutrient elements and provides comprehensive nutrients for crops; the biological organic fertilizer has high organic matter content, can improve soil, improve physical and chemical properties of the soil, enhance the water retention, fertilizer retention and fertilizer supply capabilities of the soil and relieve soil hardening caused by long-term use of chemical fertilizers; beneficial microorganisms in the bio-organic fertilizer enter soil and then form a mutual symbiotic proliferation relation with microorganisms in the soil, inhibit the growth of harmful bacteria and convert the harmful bacteria into beneficial bacteria, interact and mutually promote the beneficial bacteria to play a group synergistic effect, the beneficial bacteria generate a large amount of metabolites in the growth and reproduction process to promote the decomposition and conversion of organic matters, can directly or indirectly provide various nutrients and irritant substances for crops, and promote and regulate the growth of the crops. The biological organic fertilizer improves the porosity, permeability and exchangeability of soil and the survival rate of plants, and increases beneficial bacteria, soil microorganisms and populations. Meanwhile, the dominant beneficial flora formed on the root system of the crop can inhibit the propagation of harmful pathogenic bacteria, enhance the stress resistance and disease resistance of the crop, reduce the disease index of the continuous cropping crop, and greatly relieve continuous cropping obstacles after continuous application. The biological organic fertilizer recycles agricultural wastes, reduces environmental pollution, is safe and nontoxic to people, livestock and environment, and is an environment-friendly fertilizer.
The traditional biological organic fertilizer has limited fertility.
Based on the above, the invention designs a soybean fermentation bio-organic fertilizer to solve the above problems.
Disclosure of Invention
The invention aims to provide a soybean fermentation bio-organic fertilizer, which is provided for solving the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the soybean fermentation bio-organic fertilizer is characterized by being prepared from the following raw materials:
rice, animal waste, soybeans, weeds, corn straws, a biological agent, diatom shale and gasified residues;
the material is prepared from the following raw materials in mass ratio; 100-120 parts of animal waste, 30-45 parts of soybean, 10-25 parts of rice, 15-30 parts of weeds, 20-30 parts of corn straws, 2-5 parts of biological agent, 10-15 parts of diatomite and 25-40 parts of gasified slag;
the preparation process comprises the following steps:
the method comprises the following steps: placing soybean, rice, weeds, corn straws and vaporized residues into a pulverizer for primary pulverization;
step two: placing the crushed materials in a stirrer for mixing, and introducing animal excrement into the stirrer for many times;
step three: taking out the materials, placing the materials in a fermentation tank for fermentation operation, introducing the biological agents for multiple times during the fermentation operation, and continuously stirring;
step four: taking out the fermented materials and drying;
step five: putting the dried material into the crusher again for secondary crushing, and putting the diatomite into the crusher;
step six: placing the secondarily crushed materials in the stirrer again for secondary material mixing operation;
step seven: placing the material subjected to the secondary material mixing operation in a fermentation tank for secondary fermentation;
step eight: and (5) placing the material after the secondary fermentation in a granulator to obtain a finished product.
As a further aspect of the invention, the animal waste is one or more of a variety of animal wastes.
As a further scheme of the invention, the biological agent is a high-concentration compound strain formed by mixing bacillus subtilis, bacillus mucilaginosus, bacillus amyloliquefaciens and bacillus licheniformis.
As a further scheme of the invention, the material in the step one is crushed into 1-2 cm fragments.
As a further scheme of the invention, the fermentation temperature in the fermentation tank in the third step is set to be 60-65 ℃, the fermentation time is set to be 6-8 days, the fermentation temperature in the fermentation tank in the eighth step is set to be 50-60 ℃, and the fermentation time is set to be 3-4 days.
As a further scheme of the invention, the drying temperature in the fourth step is set to be 50-60 ℃, and the drying time is set to be 1.5-3.5 hours.
Compared with the prior art, the invention has the beneficial effects that:
(1) the invention can fully and effectively excite the fertility of the bio-organic fertilizer by adopting two times of fermentation, can improve the fertility of the soil after fertilization, and simultaneously gasify slag mineral substances to have the function of providing citrate soluble mineral element nutrition for plants.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
In the description of the present invention, it should be noted that the terms "top", "bottom", "one side", "the other side", "front", "back", "middle part", "inside", "top", "bottom", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
FIG. 1 is a schematic diagram of a process flow for preparing a soybean fermented bio-organic fertilizer according to the invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.
As shown in figure 1, the invention provides a soybean fermentation bio-organic fertilizer which is characterized by being prepared from the following raw materials:
rice, animal waste, soybeans, weeds, corn straws, a biological agent, diatom shale and gasified residues;
the material is prepared from the following raw materials in mass ratio; 100-120 parts of animal waste, 30-45 parts of soybean, 10-25 parts of rice, 15-30 parts of weeds, 20-30 parts of corn straws, 2-5 parts of biological agent, 10-15 parts of diatomite and 25-40 parts of gasified slag;
the preparation process comprises the following steps:
the method comprises the following steps: placing soybean, rice, weeds, corn straws and vaporized residues into a pulverizer for primary pulverization;
step two: placing the crushed materials in a stirrer for mixing, and introducing animal excrement into the stirrer for many times;
step three: taking out the materials, placing the materials in a fermentation tank for fermentation operation, introducing the biological agents for multiple times during the fermentation operation, and continuously stirring;
step four: taking out the fermented materials and drying;
step five: putting the dried material into the crusher again for secondary crushing, and putting the diatomite shale into the crusher;
step six: placing the secondarily crushed materials in the stirrer again for secondary material mixing operation;
step seven: placing the material subjected to the secondary material mixing operation in a fermentation tank for secondary fermentation;
step eight: and (5) placing the material after the secondary fermentation in a granulator to obtain a finished product.
Through the scheme, the animal excrement is one or more of various animal excrement.
According to the scheme, the biological agent is a high-concentration compound strain formed by mixing bacillus subtilis, bacillus mucilaginosus, bacillus amyloliquefaciens and bacillus licheniformis.
Through the scheme of the invention, the material in the step one is crushed into 1-2 cm fragments.
According to the scheme, in the third step, the fermentation temperature in the fermentation tank is set to be 60-65 ℃, the fermentation time is set to be 6-8 days, and in the eighth step, the fermentation temperature in the fermentation tank is set to be 50-60 ℃, and the fermentation time is set to be 3-4 days.
Through the scheme of the invention, the drying temperature in the fourth step is set to be 50-60 ℃, and the drying time is set to be 1.5-3.5 hours.
In practical application, the organic fertilizer can be fully fermented for two times, the fertility of the biological organic fertilizer is effectively excited, and the fertility of the soil after fertilization can be improved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The soybean fermentation bio-organic fertilizer is characterized by being prepared from the following raw materials:
rice, animal waste, soybeans, weeds, corn straws, a biological agent, diatom shale and gasified residues;
the material is prepared from the following raw materials in mass ratio; 100-120 parts of animal waste, 30-45 parts of soybean, 10-25 parts of rice bran, 15-30 parts of weeds, 20-30 parts of corn straws, 2-5 parts of biological agent, 10-15 parts of diatom shale and 25-40 parts of gasified residues;
the preparation process comprises the following steps:
the method comprises the following steps: placing soybean, rice, weeds, corn straws and vaporized residues into a pulverizer for primary pulverization;
step two: placing the crushed materials in a stirrer for mixing, and introducing animal excrement into the stirrer for many times;
step three: taking out the materials, placing the materials in a fermentation tank for fermentation operation, introducing the biological agents for multiple times during the fermentation operation, and continuously stirring;
step four: taking out the fermented materials and drying;
step five: putting the dried material into the crusher again for secondary crushing, and putting the diatomite shale into the crusher;
step six: placing the secondarily crushed materials in the stirrer again for secondary material mixing operation;
step seven: placing the material subjected to the secondary material mixing operation in a fermentation tank for secondary fermentation;
step eight: and (5) placing the material after the secondary fermentation in a granulator to obtain a finished product.
2. The soybean fermented bio-organic fertilizer according to claim 1, wherein the animal manure is one or more of various animal manure.
3. The bio-organic fertilizer for soybean fermentation according to claim 1, wherein the bio-microbial agent is a high-concentration composite strain formed by mixing bacillus subtilis, bacillus mucilaginosus, bacillus amyloliquefaciens and bacillus licheniformis.
4. The soybean fermentation bio-organic fertilizer of claim 1, wherein the material in the first step is crushed into 1-2 cm fragments.
5. The soybean fermentation bio-organic fertilizer of claim 1, wherein in the third step, the fermentation temperature in the fermentation tank is set to 60-65 ℃ and the fermentation time is set to 6-8 days, and in the eighth step, the fermentation temperature in the fermentation tank is set to 50-60 ℃ and the fermentation time is set to 3-4 days.
6. The soybean fermentation bio-organic fertilizer of claim 1, wherein the drying temperature in the fourth step is set to 50-60 ℃ and the drying time is set to 1.5-3.5 hours.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210838799.6A CN115108870A (en) | 2022-07-18 | 2022-07-18 | Soybean fermentation bio-organic fertilizer |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210838799.6A CN115108870A (en) | 2022-07-18 | 2022-07-18 | Soybean fermentation bio-organic fertilizer |
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| CN113480351A (en) * | 2021-07-28 | 2021-10-08 | 河北昱鼎生物科技有限公司 | Synergistic bio-organic fertilizer and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113480351A (en) * | 2021-07-28 | 2021-10-08 | 河北昱鼎生物科技有限公司 | Synergistic bio-organic fertilizer and preparation method thereof |
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