CN115286455A - Organic fertilizer capable of remarkably improving drought resistance of cymbidium sinense rice and preparation method thereof - Google Patents
Organic fertilizer capable of remarkably improving drought resistance of cymbidium sinense rice and preparation method thereof Download PDFInfo
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- CN115286455A CN115286455A CN202211019086.3A CN202211019086A CN115286455A CN 115286455 A CN115286455 A CN 115286455A CN 202211019086 A CN202211019086 A CN 202211019086A CN 115286455 A CN115286455 A CN 115286455A
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- 239000003895 organic fertilizer Substances 0.000 title claims abstract description 32
- 241000173252 Cymbidium sinense Species 0.000 title claims abstract description 15
- 235000007164 Oryza sativa Nutrition 0.000 title claims description 34
- 235000009566 rice Nutrition 0.000 title claims description 29
- 240000007594 Oryza sativa Species 0.000 title claims description 6
- 238000002360 preparation method Methods 0.000 title abstract description 6
- 238000000855 fermentation Methods 0.000 claims abstract description 39
- 230000004151 fermentation Effects 0.000 claims abstract description 39
- 239000002994 raw material Substances 0.000 claims abstract description 22
- 239000000843 powder Substances 0.000 claims abstract description 20
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 19
- 239000003337 fertilizer Substances 0.000 claims abstract description 19
- 230000000844 anti-bacterial effect Effects 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims abstract description 16
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract description 14
- 239000007787 solid Substances 0.000 claims abstract description 13
- 244000063299 Bacillus subtilis Species 0.000 claims abstract description 12
- 235000014469 Bacillus subtilis Nutrition 0.000 claims abstract description 12
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000004202 carbamide Substances 0.000 claims abstract description 10
- 238000002156 mixing Methods 0.000 claims abstract description 8
- RDXARWSSOJYNLI-UHFFFAOYSA-N [P].[K] Chemical compound [P].[K] RDXARWSSOJYNLI-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000010828 animal waste Substances 0.000 claims abstract description 7
- 229910000019 calcium carbonate Inorganic materials 0.000 claims abstract description 7
- 235000013619 trace mineral Nutrition 0.000 claims abstract description 7
- 239000011573 trace mineral Substances 0.000 claims abstract description 7
- 239000010902 straw Substances 0.000 claims abstract description 6
- 241000209094 Oryza Species 0.000 claims description 34
- 241000732800 Cymbidium Species 0.000 claims description 21
- 210000003608 fece Anatomy 0.000 claims description 20
- 239000010871 livestock manure Substances 0.000 claims description 14
- 241000233855 Orchidaceae Species 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 9
- 241000894006 Bacteria Species 0.000 claims description 8
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- 241001465754 Metazoa Species 0.000 claims description 4
- 241000272525 Anas platyrhynchos Species 0.000 claims description 3
- 241000287828 Gallus gallus Species 0.000 claims description 3
- 241001494479 Pecora Species 0.000 claims description 3
- 241000235342 Saccharomycetes Species 0.000 claims description 3
- 235000014655 lactic acid Nutrition 0.000 claims description 3
- 239000004310 lactic acid Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 239000002699 waste material Substances 0.000 claims description 3
- 238000005303 weighing Methods 0.000 claims description 3
- 230000008569 process Effects 0.000 abstract description 13
- 241000607479 Yersinia pestis Species 0.000 abstract description 5
- 201000010099 disease Diseases 0.000 abstract description 5
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 abstract description 5
- 235000016709 nutrition Nutrition 0.000 abstract description 4
- 230000035764 nutrition Effects 0.000 abstract description 4
- 230000009471 action Effects 0.000 abstract description 3
- 230000001580 bacterial effect Effects 0.000 abstract description 3
- 241000173256 Cymbidium kanran Species 0.000 abstract 1
- 241000196324 Embryophyta Species 0.000 description 10
- 244000000010 microbial pathogen Species 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 2
- 244000053095 fungal pathogen Species 0.000 description 2
- 208000015181 infectious disease Diseases 0.000 description 2
- 235000015097 nutrients Nutrition 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000004083 survival effect Effects 0.000 description 2
- 241000238631 Hexapoda Species 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B17/00—Other phosphatic fertilisers, e.g. soft rock phosphates, bone meal
-
- 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
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
- C05G3/60—Biocides or preservatives, e.g. disinfectants, pesticides or herbicides; Pest repellants or attractants
-
- 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
- C05G5/10—Solid or semi-solid fertilisers, e.g. powders
- C05G5/12—Granules or flakes
-
- 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)
- Organic Chemistry (AREA)
- Pest Control & Pesticides (AREA)
- Health & Medical Sciences (AREA)
- Tropical Medicine & Parasitology (AREA)
- Plant Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- Biotechnology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Microbiology (AREA)
- Molecular Biology (AREA)
- Fertilizers (AREA)
Abstract
The invention provides an organic fertilizer capable of obviously improving drought resistance of cymbidium kanran and a preparation method thereof, wherein the organic fertilizer is prepared from the following raw materials in parts by weight: 50-60 parts of fermentation raw materials, 0.5-2 parts of zymophyte powder, 8-12 parts of antibacterial solid drought-resistant agent, 10-15 parts of urea, 3-6 parts of nano calcium carbonate powder, 3-5 parts of trace element fertilizer and 5-8 parts of phosphorus-potassium fertilizer. According to the invention, the organic fertilizer is prepared by mixing and fermenting easily-obtained fermentation raw materials such as animal wastes, straws and the like, the fermentation bacterial powder, the antibacterial solid drought-resistant agent and the like according to a scientific proportion, so that when the organic fertilizer is applied in the growth process of the cymbidium sinense, on one hand, the organic fertilizer can provide comprehensive nutrition for the cymbidium sinense and ensure the vigorous growth of the cymbidium sinense, and on the other hand, the drought resistance and the antibacterial capability of the cymbidium sinense can be obviously improved under the action of the bacillus subtilis in the antibacterial solid drought-resistant agent, so that the water retention and disease and pest resistance capability of the cymbidium sinense are effectively improved, and the yield of the cymbidium sinense is ensured.
Description
Technical Field
The invention belongs to the technical field of organic fertilizers for planting wild orchid rice, and particularly relates to an organic fertilizer capable of remarkably improving drought resistance of wild orchid rice and a preparation method thereof.
Background
The Shanlan rice is upland rice in the mountains of Li nationality, and is rice seeds which are screened by people of Li nationality in long-term life practice and are suitable for being planted in arid zones. In the modern planting process of the mountain orchid rice, the mountain orchid rice is required to be artificially fertilized.
At present, the fertilizer applied in the planting process of the mountain orchid rice mainly takes an organic fertilizer for supplementing nutrition as a main component, and after the organic fertilizer is used, the water retention capacity and the pest resistance capacity of the mountain orchid rice in the growth process cannot be obviously improved, so that the death phenomenon easily occurs due to poor drought resistance and poor pest resistance in the growth process of the mountain orchid rice, and the yield of the mountain orchid rice cannot be ensured.
Disclosure of Invention
In the organic fertilizer, easily-obtained fermentation raw materials such as animal wastes and straws, fermentation bacterium powder, an antibacterial solid drought-resistant agent and the like are mixed and fermented according to a scientific proportion to prepare the organic fertilizer, and when the organic fertilizer is applied in the growth process of the cymbidium oryza sativum, on one hand, the organic fertilizer can provide comprehensive nutrition for the cymbidium oryza sativum and ensure the vigorous growth of the cymbidium oryza sativum, and on the other hand, the drought resistance and the antibacterial capability of the cymbidium oryza sativum can be remarkably improved under the action of bacillus subtilis in the antibacterial solid drought-resistant agent, so that the water retention and disease and insect pest resistance of the cymbidium oryza sativum are effectively improved, and the yield of the cymbidium oryza sativum is ensured.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
an organic fertilizer capable of remarkably improving drought resistance of cymbidium sinense rice is prepared from the following raw materials in parts by weight: 50-60 parts of fermentation raw materials, 0.5-2 parts of zymophyte powder, 8-12 parts of antibacterial solid drought-resistant agent, 10-15 parts of urea, 3-6 parts of nano calcium carbonate powder, 3-5 parts of trace element fertilizer and 5-8 parts of phosphorus-potassium fertilizer.
In this embodiment, the fermentation raw materials adopt animal waste, waste straw and sawdust according to a ratio of 4: 1, the fermentation raw material contains rich nutrient substances, can provide substances required by the cymbidium sinense during the growth process, and ensures the healthy growth of the cymbidium sinense.
In the embodiment, the animal manure is formed by mixing at least two of cow manure, pig manure, sheep manure, chicken manure, duck manure and human manure.
In the embodiment, the zymophyte powder is prepared from lactic acid bacteria and saccharomycetes according to the ratio of 1.
In the embodiment, the anti-bacterial solid drought-resistant agent contains the drought-resistant bacillus subtilis, which has strong value-fixing capacity and can remarkably improve the survival rate of the cymbidium rice in the cultivation process, and the bacillus subtilis has more advantages in space site competition, namely, the bacillus subtilis can quickly and massively propagate and fix in the surface of animal tissues or in a plant body and in the soil where the plant grows, so that the propagation of pathogenic microorganisms is effectively prevented, the infection of the pathogenic microorganisms of the plant on the plant is interfered, the colonization of the pathogenic microorganisms on the plant is damaged, in addition, the bacillus subtilis can be adsorbed on the hyphae of pathogenic fungi, and bacterial dissolving substances can be generated in the growth process along with the joint growth of the hyphae, so that the hyphae is digested, and the effects of bacteriostasis and disease control are achieved.
The preparation method of the organic fertilizer capable of remarkably improving drought resistance of the mountain orchid rice comprises the following steps:
step (1): respectively weighing fermentation raw materials, a drought resistant agent and urea in corresponding parts by weight, putting the raw materials, the drought resistant agent and the urea into a stirrer, and fully stirring for later use;
step (2): sequentially adding fermentation bacteria powder, nano calcium carbonate powder, trace element fertilizer and phosphorus-potassium fertilizer in corresponding parts by weight into the material mixed in the step (1), and uniformly mixing;
and (3): pouring the mixed materials in the step (2) into a fermentation container, adjusting the humidity of the mixture to 35-50%, and starting primary fermentation, wherein the fermentation temperature is 40-50 ℃, and the fermentation time is 1-7 days;
and (4): turning and stirring the fermented material in the step (3), and then starting to perform secondary fermentation at the fermentation temperature of 20-30 ℃;
and (5): and (4) granulating the fertilizer fermented in the step (4) in a granulator to obtain the organic fertilizer capable of remarkably improving the drought resistance of the cymbidium rice.
Compared with the prior art, the organic fertilizer has the following advantages:
according to the invention, the organic fertilizer is prepared by mixing and fermenting easily-obtained fermentation raw materials such as animal wastes, straws and the like, the fermentation bacteria powder, the antibacterial solid drought-resistant agent and the like according to a scientific proportion, so that when the organic fertilizer is applied in the growth process of the cymbidium rice, on one hand, the organic fertilizer can provide comprehensive nutrition for the cymbidium rice and ensure the vigorous growth of the cymbidium rice, and on the other hand, the drought resistance and the antibacterial capability of the cymbidium rice can be obviously improved under the action of the bacillus subtilis in the antibacterial solid drought-resistant agent, therefore, the water retention and disease and pest resistance capability of the cymbidium rice are effectively improved, and the yield of the cymbidium rice is ensured.
Detailed Description
Unless defined otherwise, technical terms used in the following examples have the same meanings as commonly understood by one of ordinary skill in the art to which the present invention belongs.
The present invention will be described in detail below.
An organic fertilizer capable of remarkably improving drought resistance of cymbidium sinense rice is prepared from the following raw materials in parts by weight: 50-60 parts of fermentation raw materials, 0.5-2 parts of zymophyte powder, 8-12 parts of antibacterial solid drought-resistant agent, 10-15 parts of urea, 3-6 parts of nano calcium carbonate powder, 3-5 parts of trace element fertilizer and 5-8 parts of phosphorus-potassium fertilizer.
In this embodiment, the fermentation raw materials adopt animal waste, waste straw and sawdust according to a ratio of 4: 1, the fermentation raw material contains rich nutrient substances, can provide substances required by the cymbidium sinense during the growth process, and ensures the healthy growth of the cymbidium sinense.
In this embodiment, the animal waste is formed by mixing at least two of cow dung, pig dung, sheep dung, chicken dung, duck dung and human dung.
In the embodiment, the zymophyte powder is prepared from lactic acid bacteria and saccharomycetes according to the ratio of 1.
In the embodiment, the anti-bacterial solid drought-resistant agent contains the drought-resistant bacillus subtilis, which has strong value-fixing capacity and can remarkably improve the survival rate of the cymbidium rice in the cultivation process, and the bacillus subtilis has more advantages in space site competition, namely, the bacillus subtilis can quickly and massively propagate and fix in the surface of animal tissues or in a plant body and in the soil where the plant grows, so that the propagation of pathogenic microorganisms is effectively prevented, the infection of the pathogenic microorganisms of the plant on the plant is interfered, the colonization of the pathogenic microorganisms on the plant is damaged, in addition, the bacillus subtilis can be adsorbed on the hyphae of pathogenic fungi, and bacterial dissolving substances can be generated in the growth process along with the joint growth of the hyphae, so that the hyphae is digested, and the effects of bacteriostasis and disease control are achieved.
The preparation method of the organic fertilizer capable of remarkably improving drought resistance of the mountain orchid rice comprises the following steps:
step (1): respectively weighing fermentation raw materials, a drought-resistant agent and urea in corresponding parts by weight, putting the raw materials, the drought-resistant agent and the urea into a stirrer, and fully stirring for later use;
step (2): sequentially adding fermentation bacteria powder, nano calcium carbonate powder, trace element fertilizer and phosphorus-potassium fertilizer in corresponding weight parts into the material mixed in the step (1), and uniformly mixing;
and (3): pouring the mixed materials in the step (2) into a fermentation container, adjusting the humidity of the mixture to 35-50%, and starting primary fermentation, wherein the fermentation temperature is 40-50 ℃, and the fermentation time is 1-7 days;
and (4): turning and stirring the fermented material in the step (3), and then starting to perform secondary fermentation at the fermentation temperature of 20-30 ℃;
and (5): and (4) granulating the fertilizer fermented in the step (4) in a granulator to obtain the organic fertilizer capable of remarkably improving the drought resistance of the cymbidium rice.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, which is intended to cover any modifications, equivalents, improvements, etc. within the spirit and scope of the present invention.
Claims (6)
1. An organic fertilizer capable of remarkably improving drought resistance of cymbidium sinense rice is characterized in that: the organic fertilizer is prepared from the following raw materials in parts by weight: 50-60 parts of fermentation raw materials, 0.5-2 parts of zymophyte powder, 8-12 parts of antibacterial solid drought-resistant agent, 10-15 parts of urea, 3-6 parts of nano calcium carbonate powder, 3-5 parts of trace element fertilizer and 5-8 parts of phosphorus-potassium fertilizer.
2. The organic fertilizer capable of remarkably improving drought resistance of the cymbidium oryza sativa according to claim 1, which is characterized in that: the fermentation raw materials adopt animal wastes, waste straws and sawdust according to a ratio of 4: 1, and the ratio is 1.
3. The organic fertilizer capable of remarkably improving drought resistance of the cymbidium oryza sativa according to claim 2, characterized in that: the animal manure is formed by mixing at least two of cow manure, pig manure, sheep manure, chicken manure, duck manure and human manure.
4. The organic fertilizer capable of remarkably improving drought resistance of the cymbidium oryza sativa according to claim 1, which is characterized in that: the zymocyte powder is prepared from lactic acid bacteria and saccharomycetes according to the ratio of 1.
5. The organic fertilizer capable of remarkably improving drought resistance of the cymbidium oryza sativa according to claim 1, which is characterized in that: the antibacterial solid drought-resistant agent contains drought-resistant bacillus subtilis.
6. The method for preparing an organic fertilizer capable of significantly improving drought resistance of mountain orchid rice as claimed in any one of claims 1 to 4, wherein the method comprises the following steps: the method comprises the following steps:
step (1): respectively weighing fermentation raw materials, a drought resistant agent and urea in corresponding parts by weight, putting the raw materials, the drought resistant agent and the urea into a stirrer, and fully stirring for later use;
step (2): sequentially adding fermentation bacteria powder, nano calcium carbonate powder, trace element fertilizer and phosphorus-potassium fertilizer in corresponding weight parts into the material mixed in the step (1), and uniformly mixing;
and (3): pouring the mixed materials in the step (2) into a fermentation container, adjusting the humidity of the mixture to 35-50%, and starting primary fermentation, wherein the fermentation temperature is 40-50 ℃, and the fermentation time is 1-7 days;
and (4): turning and stirring the fermented material in the step (3), and then starting to perform secondary fermentation at the fermentation temperature of 20-30 ℃;
and (5): and (4) granulating the fertilizer fermented in the step (4) in a granulator to obtain the organic fertilizer capable of remarkably improving the drought resistance of the cymbidium rice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211019086.3A CN115286455A (en) | 2022-08-24 | 2022-08-24 | Organic fertilizer capable of remarkably improving drought resistance of cymbidium sinense rice and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211019086.3A CN115286455A (en) | 2022-08-24 | 2022-08-24 | Organic fertilizer capable of remarkably improving drought resistance of cymbidium sinense rice and preparation method thereof |
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| Publication Number | Publication Date |
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| CN115286455A true CN115286455A (en) | 2022-11-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211019086.3A Pending CN115286455A (en) | 2022-08-24 | 2022-08-24 | Organic fertilizer capable of remarkably improving drought resistance of cymbidium sinense rice and preparation method thereof |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105198562A (en) * | 2015-08-25 | 2015-12-30 | 罗跃东 | Water-saving and drought-resisting microorganism organic fertilizer and preparing method thereof |
| CN106008068A (en) * | 2016-05-14 | 2016-10-12 | 合肥轩达农业技术开发有限公司 | Drought-resisting and water-retaining organic fertilizer |
| CN109679870A (en) * | 2019-01-07 | 2019-04-26 | 山东省林业科学研究院 | A kind of biological organic fertilizer and preparation method thereof with water conservation drought resisting function |
| CN113980834A (en) * | 2021-09-23 | 2022-01-28 | 中化农业（临沂）研发中心有限公司 | Bacillus subtilis and application thereof in fertilizer |
-
2022
- 2022-08-24 CN CN202211019086.3A patent/CN115286455A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105198562A (en) * | 2015-08-25 | 2015-12-30 | 罗跃东 | Water-saving and drought-resisting microorganism organic fertilizer and preparing method thereof |
| CN106008068A (en) * | 2016-05-14 | 2016-10-12 | 合肥轩达农业技术开发有限公司 | Drought-resisting and water-retaining organic fertilizer |
| CN109679870A (en) * | 2019-01-07 | 2019-04-26 | 山东省林业科学研究院 | A kind of biological organic fertilizer and preparation method thereof with water conservation drought resisting function |
| CN113980834A (en) * | 2021-09-23 | 2022-01-28 | 中化农业（临沂）研发中心有限公司 | Bacillus subtilis and application thereof in fertilizer |
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