CN114085111A - Chitosan oligosaccharide compound fertilizer and preparation method thereof - Google Patents
Chitosan oligosaccharide compound fertilizer and preparation method thereof Download PDFInfo
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- CN114085111A CN114085111A CN202111551546.2A CN202111551546A CN114085111A CN 114085111 A CN114085111 A CN 114085111A CN 202111551546 A CN202111551546 A CN 202111551546A CN 114085111 A CN114085111 A CN 114085111A
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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
- C05B—PHOSPHATIC FERTILISERS
- C05B1/00—Superphosphates, i.e. fertilisers produced by reacting rock or bone phosphates with sulfuric or phosphoric acid in such amounts and concentrations as to yield solid products directly
- C05B1/02—Superphosphates
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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
- C05G3/30—Anti-agglomerating additives; Anti-solidifying additives
-
- 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
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
- C05G3/80—Soil conditioners
-
- 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
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- Life Sciences & Earth Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Plant Pathology (AREA)
- Soil Sciences (AREA)
- Fertilizers (AREA)
Abstract
The invention discloses a chitosan oligosaccharide compound fertilizer and a preparation method thereof, the compound fertilizer comprises urea, calcium superphosphate, plant ash, a particle binder, an anti-caking agent, chitosan oligosaccharide, straw, weathered coal, rice hull and strain powder, and the raw materials comprise, by weight: 30-40 parts of urea, 25-35 parts of calcium superphosphate, 20-30 parts of plant ash, 2-5 parts of a particle binder, 3-6 parts of an anti-caking agent, 10-10 parts of chitosan oligosaccharide, 10-15 parts of straw, 13-20 parts of weathered coal, 15-20 parts of rice hull powder and 10-25 parts of strain powder. The fertilizer has the beneficial effects that the fertilizer has the effect of soil improvement, can continuously improve soil, can improve a large amount of substances necessary for growth of crops, contains chitosan oligosaccharide in the fertilizer, can change soil flora, promotes the growth of beneficial microorganisms, has good prevention and control effects on various diseases, and can well kill harmful fungi, bacteria and viruses.
Description
Technical Field
The invention relates to the field of compound fertilizers, in particular to a chitosan oligosaccharide compound fertilizer and a preparation method thereof.
Background
The compound fertilizer is a chemical fertilizer containing two or more nutrient elements, has the advantages of high nutrient content, less side components, good physical properties and the like, has very important effects on balanced fertilization, improvement of the utilization rate of the fertilizer and promotion of high and stable yield of crops, mostly measures the nutrient condition of soil by using a soil measuring formula in the production of the compound fertilizer, and provides the application amount, the fertilization period and the application method of fertilizers such as nitrogen, phosphorus, potassium, medium and trace elements according to the fertilizer requirement rule of crops, the fertilizer supply performance of the soil and the fertilizer effect on the basis of reasonable application of the organic fertilizer by using soil testing and fertilizer field tests.
The traditional compound fertilizer has a fixed nutrient proportion, but different soils and different crops have various types, quantities and proportions of required nutrient elements, and meanwhile, the compound fertilizer does not have the function of soil improvement and has insufficient action time. Therefore, a chitosan oligosaccharide compound fertilizer is provided aiming at the problems.
Disclosure of Invention
The embodiment provides a chitosan oligosaccharide compound fertilizer and a preparation method thereof, which are used for solving the problems that the nutrient proportion of the compound fertilizer in the prior art is always fixed, the types, the amounts and the proportions of nutrient elements required by different soils and different crops are various, and the compound fertilizer does not have the function of soil improvement.
According to one aspect of the invention, a chitosan oligosaccharide compound fertilizer is provided, and raw materials of the chitosan oligosaccharide compound fertilizer comprise urea, calcium superphosphate, plant ash, a particle binder, an anti-caking agent, chitosan oligosaccharide, straw, weathered coal, rice hull and strain powder;
30-40 parts of urea, 25-35 parts of calcium superphosphate, 20-30 parts of plant ash, 2-5 parts of a particle binder, 3-6 parts of an anti-caking agent, 10-10 parts of chitosan oligosaccharide, 10-15 parts of straw, 13-20 parts of weathered coal, 15-20 parts of rice hull powder and 10-25 parts of strain powder.
Further, the preparation method of the chitosan oligosaccharide compound fertilizer comprises the following steps:
(1) mixing and crushing straw, weathered coal and rice hull to obtain powder A.
(2) And mixing the powder A and the strain powder to obtain a mixture B.
(3) And mixing the mixture B with urea, calcium superphosphate and chitosan oligosaccharide to obtain a mixture C.
(4) And mixing the mixture C with a particle binder and an anti-caking agent to obtain a mixture D.
(5) And granulating the mixture D by adopting a fertilizer granulator to form a finished compound fertilizer product. .
Further, in the step (1), the straw, the weathered coal and the rice hull are mixed to obtain a mixture A, the mixture A is crushed by using a crusher, the crusher adopts a multifunctional crusher to thoroughly crush the straw, the particulate matters and the long fiber materials in the mixture A to form powder, and the powder A is obtained.
Further, in the step (2), the powder A is sterilized by a steam sterilizer at 130 ℃ for 20-40 minutes, and after the sterilization, the powder A is cooled to 25 ℃, and the strain powder is added to the powder A and mixed by a mixer to form the mixture B.
Further, mix the machine and adopt the stirring formula to mix the machine, the stirring formula mixes the inside corresponding vibrating device that sets up of machine, mixes through the vibration fit stirring for it is better to mix the effect, and mixing efficiency is higher, stirring formula mixes the machine during operation for 30-50 minutes, stirring formula mixes the inside mixing temperature of machine and is 25-35 degrees centigrade, and the high temperature causes the influence to the bacterial powder when avoiding mixing.
Further, the strain powder comprises yeast, bacillus megaterium, bacillus subtilis, streptomyces microflavus, bacillus mucilaginosus, azotobacter, bacillus thuringiensis and photosynthetic flora.
Further, in the step (3), a solvent is added into the mixture B for dissolving, urea and calcium superphosphate are added into the liquid mixture B for uniformly mixing, a stirring kettle is used for stirring and mixing during mixing, a heat exchange device is arranged on a kettle body of the stirring kettle, the temperature inside the kettle body is adjusted, the temperature is kept at 25-35 ℃, the stirring time is 15-30 minutes, and the stirring speed is 60-100 revolutions per minute.
Further, in the step (3), adding water to the chitosan oligosaccharide for dissolving to form a chitosan oligosaccharide solution, adding the chitosan oligosaccharide solution to the mixture B to form a mixture C, stirring and mixing by using a stirring kettle for 5-15 minutes, wherein the stirring speed is between 60 revolutions per minute and 100 revolutions per minute.
Further, in the step (4), the particle binder and the anti-caking agent are added into the mixture C in several times, and are stirred and mixed to form a mixture D, and the mixture D is stirred and mixed uniformly by a stirring rod.
Further, in the step (5), the mixture D is put into a fertilizer granulator for granulation, the particle size of the granulated particles is greater than or equal to 2 mm and less than or equal to 5 mm, then the granulated particles are dried, a fertilizer dryer is used for drying while stirring, the drying temperature is 50-55 ℃, and a finished compound fertilizer product is formed after thorough drying.
The fertilizer has the advantages that the fertilizer has the effect of soil improvement, can continuously improve soil, can improve a large amount of substances necessary for growth of crops, contains chitosan oligosaccharide in the fertilizer, can change soil flora, promotes the growth of beneficial microorganisms, has good prevention and control effects on various diseases, and can well kill harmful fungi, bacteria and viruses.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
Fig. 1 is a schematic flow chart of the present application.
Detailed Description
In order to make the technical solutions of the present invention better understood by those skilled in the art, 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.
It is noted that the terms "comprises" and "comprising," and any variations thereof, in the description and claims of this invention, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The first embodiment is as follows:
a chitosan oligosaccharide compound fertilizer comprises raw materials of urea, calcium superphosphate, plant ash, a particle binder, an anti-caking agent, chitosan oligosaccharide, straws, weathered coal, rice hulls and strain powder;
30-40 parts of urea, 25-35 parts of calcium superphosphate, 20-30 parts of plant ash, 2-5 parts of a particle binder, 3-6 parts of an anti-caking agent, 10-10 parts of chitosan oligosaccharide, 10-15 parts of straw, 13-20 parts of weathered coal, 15-20 parts of rice hull powder and 10-25 parts of strain powder.
Further, the preparation method of the chitosan oligosaccharide compound fertilizer comprises the following steps:
(1) mixing and crushing straw, weathered coal and rice hull to obtain powder A.
(2) And mixing the powder A and the strain powder to obtain a mixture B.
(3) And mixing the mixture B with urea, calcium superphosphate and chitosan oligosaccharide to obtain a mixture C.
(4) And mixing the mixture C with a particle binder and an anti-caking agent to obtain a mixture D.
(5) And granulating the mixture D by adopting a fertilizer granulator to form a finished compound fertilizer product. .
Further, in the step (1), the straw, the weathered coal and the rice hull are mixed to obtain a mixture A, the mixture A is crushed by using a crusher, the crusher adopts a multifunctional crusher to thoroughly crush the straw, the particulate matters and the long fiber materials in the mixture A to form powder, and the powder A is obtained.
Further, in the step (2), the powder A is sterilized by a steam sterilizer at 130 ℃ for 20-40 minutes, and after the sterilization, the powder A is cooled to 25 ℃, and the strain powder is added to the powder A and mixed by a mixer to form the mixture B.
Further, mix the machine and adopt the stirring formula to mix the machine, the stirring formula mixes the inside corresponding vibrating device that sets up of machine, mixes through the vibration fit stirring for it is better to mix the effect, and mixing efficiency is higher, stirring formula mixes the machine during operation for 30-50 minutes, stirring formula mixes the inside mixing temperature of machine and is 25-35 degrees centigrade, and the high temperature causes the influence to the bacterial powder when avoiding mixing.
Further, the strain powder comprises yeast, bacillus megaterium, bacillus subtilis, streptomyces microflavus, bacillus mucilaginosus, azotobacter, bacillus thuringiensis and photosynthetic flora.
Further, in the step (3), a solvent is added into the mixture B for dissolving, urea and calcium superphosphate are added into the liquid mixture B for uniformly mixing, a stirring kettle is used for stirring and mixing during mixing, a heat exchange device is arranged on a kettle body of the stirring kettle, the temperature inside the kettle body is adjusted, the temperature is kept at 25-35 ℃, the stirring time is 15-30 minutes, and the stirring speed is 60-100 revolutions per minute.
Further, in the step (3), adding water to the chitosan oligosaccharide for dissolving to form a chitosan oligosaccharide solution, adding the chitosan oligosaccharide solution to the mixture B to form a mixture C, stirring and mixing by using a stirring kettle for 5-15 minutes, wherein the stirring speed is between 60 revolutions per minute and 100 revolutions per minute.
Further, in the step (4), the particle binder and the anti-caking agent are added into the mixture C in several times, and are stirred and mixed to form a mixture D, and the mixture D is stirred and mixed uniformly by a stirring rod.
Further, in the step (5), the mixture D is put into a fertilizer granulator for granulation, the particle size of the granulated particles is greater than or equal to 2 mm and less than or equal to 5 mm, then the granulated particles are dried, a fertilizer dryer is used for drying while stirring, the drying temperature is 50-55 ℃, and a finished compound fertilizer product is formed after thorough drying.
Example two:
a chitosan oligosaccharide compound fertilizer and a preparation method thereof, the chitosan oligosaccharide compound fertilizer comprises the raw materials of urea, calcium superphosphate, plant ash, a particle binder, an anti-caking agent, chitosan oligosaccharide, straws, weathered coal, rice hulls and strain powder;
25-35 parts of urea, 20-25 parts of calcium superphosphate, 20-30 parts of plant ash, 2-5 parts of a particle binder, 3-6 parts of an anti-caking agent, 20-30 parts of chitosan oligosaccharide, 15-25 parts of straw, 13-20 parts of weathered coal, 15-20 parts of rice hull powder and 20-25 parts of strain powder.
Further, the preparation method of the chitosan oligosaccharide compound fertilizer comprises the following steps:
(1) mixing and crushing straw, weathered coal and rice hull to obtain powder A.
(2) And mixing the powder A and the strain powder to obtain a mixture B.
(3) And mixing the mixture B with urea, calcium superphosphate and chitosan oligosaccharide to obtain a mixture C.
(4) And mixing the mixture C with a particle binder and an anti-caking agent to obtain a mixture D.
(5) And granulating the mixture D by adopting a fertilizer granulator to form a finished compound fertilizer product. .
Further, in the step (1), the straw, the weathered coal and the rice hull are mixed to obtain a mixture A, the mixture A is crushed by using a crusher, the crusher adopts a multifunctional crusher to thoroughly crush the straw, the particulate matters and the long fiber materials in the mixture A to form powder, and the powder A is obtained.
Further, in the step (2), the powder A is sterilized by a steam sterilizer at 130 ℃ for 20-40 minutes, and after the sterilization, the powder A is cooled to 25 ℃, and the strain powder is added to the powder A and mixed by a mixer to form the mixture B.
Further, mix the machine and adopt the stirring formula to mix the machine, the stirring formula mixes the inside corresponding vibrating device that sets up of machine, mixes through the vibration fit stirring for it is better to mix the effect, and mixing efficiency is higher, stirring formula mixes the machine during operation for 30-50 minutes, stirring formula mixes the inside mixing temperature of machine and is 25-35 degrees centigrade, and the high temperature causes the influence to the bacterial powder when avoiding mixing.
Further, the strain powder comprises yeast, bacillus megaterium, bacillus subtilis, streptomyces microflavus, bacillus mucilaginosus, azotobacter, bacillus thuringiensis and photosynthetic flora.
Further, in the step (3), a solvent is added into the mixture B for dissolving, urea and calcium superphosphate are added into the liquid mixture B for uniformly mixing, a stirring kettle is used for stirring and mixing during mixing, a heat exchange device is arranged on a kettle body of the stirring kettle, the temperature inside the kettle body is adjusted, the temperature is kept at 25-35 ℃, the stirring time is 15-30 minutes, and the stirring speed is 60-100 revolutions per minute.
Further, in the step (3), adding water to the chitosan oligosaccharide for dissolving to form a chitosan oligosaccharide solution, adding the chitosan oligosaccharide solution to the mixture B to form a mixture C, stirring and mixing by using a stirring kettle for 5-15 minutes, wherein the stirring speed is between 60 revolutions per minute and 100 revolutions per minute.
Further, in the step (4), the particle binder and the anti-caking agent are added into the mixture C in several times, and are stirred and mixed to form a mixture D, and the mixture D is stirred and mixed uniformly by a stirring rod.
Further, in the step (5), the mixture D is put into a fertilizer granulator for granulation, the particle size of the granulated particles is greater than or equal to 2 mm and less than or equal to 5 mm, then the granulated particles are dried, a fertilizer dryer is used for drying while stirring, the drying temperature is 50-55 ℃, and a finished compound fertilizer product is formed after thorough drying.
The fertilizer has the effect of soil improvement, can continuously improve soil, can improve a large amount of substances necessary for growth of crops, contains chitosan oligosaccharide in the fertilizer, can change soil flora, promotes the growth of beneficial microorganisms, has good prevention and control effects on various diseases, and can play a good killing effect on harmful fungi, bacteria and viruses.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A chitosan oligosaccharide compound fertilizer is characterized in that: the raw materials comprise urea, calcium superphosphate, plant ash, a particle binder, an anti-caking agent, chitosan oligosaccharide, straw, weathered coal, rice hull and strain powder;
30-40 parts of urea, 25-35 parts of calcium superphosphate, 20-30 parts of plant ash, 2-5 parts of a particle binder, 3-6 parts of an anti-caking agent, 10-10 parts of chitosan oligosaccharide, 10-15 parts of straw, 13-20 parts of weathered coal, 15-20 parts of rice hull powder and 10-25 parts of strain powder.
2. The preparation method of the chitosan oligosaccharide compound fertilizer obtained according to the chitosan oligosaccharide compound fertilizer of claim 1, which is characterized by comprising the following steps: the preparation method of the chitosan oligosaccharide compound fertilizer comprises the following steps:
(1) mixing and crushing straw, weathered coal and rice hull to obtain powder A
(2) And mixing the powder A and the strain powder to obtain a mixture B.
(3) And mixing the mixture B with urea, calcium superphosphate and chitosan oligosaccharide to obtain a mixture C.
(4) And mixing the mixture C with a particle binder and an anti-caking agent to obtain a mixture D.
(5) And granulating the mixture D by adopting a fertilizer granulator to form a finished compound fertilizer product.
3. The preparation method of the chitosan oligosaccharide compound fertilizer as claimed in claim 2, characterized in that: in the step (1), the straw, the weathered coal and the rice hull are mixed to obtain a mixture A, the mixture A is crushed by using a crusher, the crusher adopts a multifunctional crusher to thoroughly crush the straw, the particulate matters and the long fiber materials in the mixture A to form powder, and the powder A is obtained.
4. The preparation method of the chitosan oligosaccharide compound fertilizer as claimed in claim 2, characterized in that: and (2) sterilizing the powder A by using a steam sterilizer at the temperature of 130 ℃ for 20-40 minutes, cooling the powder A to 25 ℃ after sterilization, adding the strain powder into the powder A, and mixing by using a mixer to form a mixture B.
5. The preparation method of the chitosan oligosaccharide compound fertilizer as claimed in claim 4, wherein the preparation method comprises the following steps: the mixing machine adopts the stirring formula to mix the machine, and stirring formula mixes the inside corresponding vibrating device that sets up of machine, mixes through vibration cooperation stirring for mixed effect is better, and mixing efficiency is higher, stirring formula mixes the operating duration of machine and is 30-50 minutes, stirring formula mixes the inside mixing temperature of machine and is 25-35 degrees centigrade, and the high temperature causes the influence to the bacterial powder when avoiding mixing.
6. The preparation method of the chitosan oligosaccharide compound fertilizer as claimed in claim 2, characterized in that: the strain powder comprises saccharomycetes, bacillus megaterium, bacillus subtilis, streptomyces microflavus, bacillus mucilaginosus, azotobacter, bacillus thuringiensis and photosynthetic flora.
7. The preparation method of the chitosan oligosaccharide compound fertilizer as claimed in claim 2, characterized in that: in the step (3), a solvent is added into the mixture B for dissolving, urea and calcium superphosphate are added into the liquid mixture B for uniformly mixing, a stirring kettle is used for stirring and mixing during mixing, a heat exchange device is arranged on a kettle body of the stirring kettle, the temperature inside the kettle body is adjusted, the temperature is kept at 25-35 ℃, the stirring time is 15-30 minutes, and the stirring speed is 60-100 revolutions per minute.
8. The preparation method of the chitosan oligosaccharide compound fertilizer as claimed in claim 2, characterized in that: and (3) adding water into the chitosan oligosaccharide for dissolving to form a chitosan oligosaccharide solution, adding the chitosan oligosaccharide solution into the mixture B to form a mixture C, stirring and mixing by using a stirring kettle for 5-15 minutes, wherein the stirring speed is 60-100 revolutions per minute.
9. The preparation method of the chitosan oligosaccharide compound fertilizer as claimed in claim 2, characterized in that: in the step (4), the particle binder and the anti-caking agent are added into the mixture C in several times, and are stirred and mixed to form a mixture D, and the mixture D is stirred and mixed uniformly by adopting a stirring rod.
10. The preparation method of the chitosan oligosaccharide compound fertilizer as claimed in claim 2, characterized in that: and (5) putting the mixture D into a fertilizer granulator, granulating, drying the granulated particles at 50-55 ℃ by adopting a fertilizer dryer while stirring, and completely drying to form a finished compound fertilizer product.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114804964A (en) * | 2022-04-21 | 2022-07-29 | 山东卫康生物医药科技有限公司 | Chitosan oligosaccharide compound fertilizer and preparation process thereof |
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| CN104211504A (en) * | 2014-08-27 | 2014-12-17 | 武汉瑞泽园生物环保科技有限公司 | Compound microorganism environment-friendly fertilizer and preparation method thereof |
| CN105061008A (en) * | 2015-07-25 | 2015-11-18 | 安徽博发文化生态园有限公司 | Chemical fertilizer for kiwi fruits and preparation method for chemical fertilizer for kiwi fruits |
| CN107721775A (en) * | 2017-12-07 | 2018-02-23 | 佛山早稻田科技服务有限公司 | A kind of environment-friendly fertilizer |
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- 2021-12-17 CN CN202111551546.2A patent/CN114085111A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104211504A (en) * | 2014-08-27 | 2014-12-17 | 武汉瑞泽园生物环保科技有限公司 | Compound microorganism environment-friendly fertilizer and preparation method thereof |
| CN105061008A (en) * | 2015-07-25 | 2015-11-18 | 安徽博发文化生态园有限公司 | Chemical fertilizer for kiwi fruits and preparation method for chemical fertilizer for kiwi fruits |
| CN107721775A (en) * | 2017-12-07 | 2018-02-23 | 佛山早稻田科技服务有限公司 | A kind of environment-friendly fertilizer |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114804964A (en) * | 2022-04-21 | 2022-07-29 | 山东卫康生物医药科技有限公司 | Chitosan oligosaccharide compound fertilizer and preparation process thereof |
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