CN112110777A - Preparation method of fulvic acid chelated zinc biological fertilizer - Google Patents
Preparation method of fulvic acid chelated zinc biological fertilizer Download PDFInfo
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- CN112110777A CN112110777A CN202010820924.1A CN202010820924A CN112110777A CN 112110777 A CN112110777 A CN 112110777A CN 202010820924 A CN202010820924 A CN 202010820924A CN 112110777 A CN112110777 A CN 112110777A
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C9/00—Fertilisers containing urea or urea compounds
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N61/00—Biocides, pest repellants or attractants, or plant growth regulators containing substances of unknown or undetermined composition, e.g. substances characterised only by the mode of action
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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
- C05G3/60—Biocides or preservatives, e.g. disinfectants, pesticides or herbicides; Pest repellants or attractants
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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
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08H—DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS
- C08H6/00—Macromolecular compounds derived from lignin, e.g. tannins, humic acids
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- General Health & Medical Sciences (AREA)
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- Agronomy & Crop Science (AREA)
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- Polymers & Plastics (AREA)
- Fertilizers (AREA)
Abstract
The invention relates to the technical field of fertilizer processing, and discloses a preparation method of a fulvic acid chelated zinc biological fertilizer. Aiming at the technical current situation that the zinc content in fruit and vegetable crops is improved by applying fulvic acid chelated zinc biological fertilizer in the planting process of fruit and vegetable in the south of China in the prior art, the yield and quality of fruit and vegetable are improved. The fulvic acid chelated zinc biological fertilizer is prepared by fusing the fulvic acid chelated zinc liquid and the mixed microbial inoculum, can be used as a plant growth regulator and a drought-resistant agent, can be chelated with plant nutrient elements, and has the effects of improving soil fertility and inhibiting germ propagation; the fulvic acid chelated zinc biological fertilizer utilizes the strong complexing ability of fulvic acid to be chelated with zinc ions, is more beneficial to the absorption of fruit and vegetable crop roots, improves the utilization rate of zinc fertilizer, improves the quality of fruit and vegetable crop products, and realizes the purpose of high yield of fruit and vegetable crop products.
Description
Technical Field
The invention belongs to the technical field of fertilizer processing, and particularly relates to a preparation method of a fulvic acid chelated zinc biological fertilizer.
Background
Zinc is an essential nutrient element for plants, and meanwhile, the zinc can also obviously improve the photosynthetic rate and the photosynthetic pigment production of fruit and vegetable crops. The fulvic acid contains various functional groups such as carboxyl, phenolic hydroxyl and the like, has stronger complexing, chelating and surface adsorption capacities and can reduce the loss of ammonium nitrogen; the moving distance of phosphorus in the soil is increased, the fixation of water-soluble phosphorus by the soil is inhibited, the utilization rate of the phosphorus is improved, the invalid phosphorus is converted into the valid phosphorus, and the absorption of the phosphorus by a root system is promoted; the fulvic acid can absorb and store potassium ions, improve the content of effective potassium and has obvious synergy on the potassium fertilizer. Therefore, the increased application of the zinc fertilizer in the southern area with serious zinc deficiency in the soil plays a certain role in improving the product quality and yield of fruit and vegetable crops.
Disclosure of Invention
The invention aims to provide a preparation method of a fulvic acid chelated zinc biological fertilizer, which aims at the technical current situation that the zinc content in fruit and vegetable crops is improved by applying the fulvic acid chelated zinc biological fertilizer in the planting process of the fruit and vegetable in the south of China in the prior art, and improves the yield and quality of the fruit and vegetable so as to realize the relevant research and popularization of the fulvic acid chelated zinc biological fertilizer in the background.
A preparation method of fulvic acid chelated zinc biological fertilizer comprises the following specific steps:
(1) preparing a fulvic acid chelated zinc solution agent: uniformly mixing 2-4 parts of fulvic acid, 2-4 parts of sodium zincite, 12-15 parts of monopotassium phosphate and 30-50 parts of water according to the weight part ratio, carrying out primary reaction, adjusting the pH value to 7.0-8.0, carrying out secondary reaction after the primary reaction is finished, carrying out chelation reaction at 60-80 ℃ for 10-30min in a secondary reaction kettle, and obtaining a fulvic acid chelated zinc liquid;
(2) preparing a mixed microbial inoculum: selecting bacillus subtilis, bacillus licheniformis, bacillus brevis and saccharomycetes to mix, preparing a mixed microbial inoculum, and detecting the number of viable bacteria to be more than 6.8 multiplied by 1010 cfu/ml;
(3) preparing the fulvic acid chelated zinc biological fertilizer: and (2) uniformly mixing 9-12 parts of the fulvic acid chelated zinc liquid prepared in the step (1) and 1-3 parts of the mixed microbial inoculum prepared in the step (2) according to the unit weight part ratio to prepare a chelated zinc fertilizer mixed liquid, adding a rice hull, straw, carbon ash, fruit peel and urea mixed material into the chelated zinc fertilizer mixed liquid according to the unit weight part ratio, adding 1-3% of sodium alginate, and uniformly mixing and stirring to prepare the fulvic acid chelated zinc biological fertilizer.
The yellow lactic acid is obtained by the following preparation method:
(1) raw material treatment: according to the weight portion ratio, 6-8 portions of rice hulls, 12-14 portions of straws, 2-4 portions of carbon ash, 2-4 portions of fruit peels and 1 portion of urea are uniformly mixed, crushed and sieved by a 150-mesh sieve, and then 30-50 portions of clear water are added and mixed to obtain an initial mixed raw material;
(2) primary fermentation: adding 5 percent of fulvic acid chelated zinc liquid of a first-stage reaction into the initial mixed raw material obtained in the step (1) according to unit weight percentage, controlling the material temperature to be above 70 ℃ and the time to be 24 hours, and stirring for 2 times during the period to obtain a first fermentation product;
(3) and (3) secondary fermentation: adding 25% of the initial mixed raw material prepared in the step (1) into the primary fermented product obtained in the step (2) according to the weight percentage, uniformly mixing and fermenting for 72 hours, and stirring for 6 times in the period to obtain a secondary fermented product;
(4) preparing fulvic acid: and (4) squeezing and filtering the second fermentation product prepared in the step (3) to obtain the fulvic acid with the concentration of 60%.
According to the invention, the primary fermentation mixed microbial inoculum is added in an amount of 5% by volume percent.
According to the invention, the addition amount of the mixed microbial inoculum for the first fermentation is 25% in percentage by volume.
Preferably, the first-stage reaction and the second-stage reaction according to the invention (1) are carried out in a reaction vessel.
Preferably, the mixed microbial inoculum according to the invention (2) is prepared by selecting bacillus subtilis: b, bacillus licheniformis: b, short bacillus: and (3) mixing the yeasts with the ratio of 2:4:4:3 to prepare the mixed microbial inoculum.
More preferably, the biochemical fulvic acid raw material in the invention (1) comprises, by weight, 8 parts of rice hulls, 14 parts of straws, 4 parts of carbon ash, 4 parts of fruit peels, 1 part of urea and 50 parts of clean water.
According to the invention, the viable count of the fermentation liquor detection of the bacillus subtilis, the bacillus licheniformis, the bacillus brevis and the microzyme is not less than 1 × 109cfu/ml。
The invention has the beneficial effects that the fulvic acid chelated zinc biological fertilizer is prepared by fusing the fulvic acid chelated zinc liquid agent and the mixed microbial inoculum, can be used as a plant growth regulator and a drought-resistant agent, can be chelated with plant nutrient elements, and has the effects of improving soil fertility and inhibiting germ propagation; the fulvic acid chelated zinc biological fertilizer utilizes the strong complexing ability of fulvic acid to be chelated with zinc ions, is more beneficial to the absorption of fruit and vegetable crop roots, improves the utilization rate of zinc fertilizer, improves the quality of fruit and vegetable crop products, and realizes the purpose of high yield of fruit and vegetable crop products.
Detailed Description
For a better understanding of the present invention, embodiments of the present invention will be described in detail below with reference to specific embodiments.
Example 1
A preparation method of fulvic acid chelated zinc biological fertilizer comprises the following specific steps:
(1) preparing a fulvic acid chelated zinc solution agent: uniformly mixing 2 parts of fulvic acid, 2 parts of sodium zincite, 12 parts of monopotassium phosphate and 30 parts of water according to the weight parts, carrying out a first-stage reaction kettle reaction, adjusting the pH value to 7.0, controlling the reaction temperature to be 30 ℃, controlling the reaction time to be 40min, carrying out a second-stage reaction kettle after the first-stage reaction kettle is finished, controlling the reaction temperature to be 60 ℃ and the reaction time to be 10min, and carrying out a chelation reaction of the second-stage reaction kettle to obtain a fulvic acid chelated zinc liquid;
(2) preparing a mixed microbial inoculum: selecting bacillus subtilis, bacillus licheniformis, bacillus brevis and microzyme, mixing according to the ratio of 2:4:4:3, preparing to obtain mixed microbial inoculum, and detecting the number of viable bacteria to be more than 6.8 multiplied by 1010cfu/ml；
(3) Preparing the fulvic acid chelated zinc biological fertilizer: and (2) uniformly mixing 9 parts of the fulvic acid chelated zinc liquid prepared in the step (1) and 1 part of the mixed microbial inoculum prepared in the step (2) according to the unit weight part ratio to prepare a chelated zinc fertilizer mixed liquid, adding a rice hull, straw, carbon ash, fruit peel and urea mixed material into the chelated zinc fertilizer mixed liquid according to the unit weight percentage, adding 1% of sodium alginate, and uniformly mixing and stirring to prepare the fulvic acid chelated zinc biological fertilizer.
The preparation method of the fulvic acid comprises the following specific steps:
(1) raw material treatment: according to the weight part ratio, 6 parts of rice hull, 12 parts of straw, 2 parts of carbon ash, 2 parts of fruit peel and 1 part of urea are uniformly mixed, crushed and sieved by a 150-mesh sieve, and then 30 parts of clear water is added for mixing to obtain an initial mixed raw material;
(2) primary fermentation: adding 5 percent of fulvic acid chelated zinc liquid of a first-stage reaction into the initial mixed raw material obtained in the step (1) according to unit weight percentage, controlling the material temperature to be above 70 ℃ and the time to be 24 hours, and stirring for 2 times during the period to obtain a first fermentation product;
(3) and (3) secondary fermentation: adding 25% of the initial mixed raw material prepared in the step (1) into the primary fermented product obtained in the step (2) according to the weight percentage, uniformly mixing and fermenting for 72 hours, and stirring for 6 times in the period to obtain a secondary fermented product;
(4) preparing fulvic acid: and (4) squeezing and filtering the second fermentation product prepared in the step (3) to obtain the fulvic acid with the concentration of 60%.
Example 2
A preparation method of fulvic acid chelated zinc biological fertilizer comprises the following specific steps:
(1) preparing a fulvic acid chelated zinc solution agent: uniformly mixing 3 parts of fulvic acid, 3 parts of sodium zincite, 13 parts of monopotassium phosphate and 40 parts of water according to the weight part ratio, carrying out a first-stage reaction kettle, adjusting the pH value to be 7.5 by reaction, controlling the reaction temperature to be 38 ℃, controlling the reaction time to be 50min, carrying out a second-stage reaction kettle after the first-stage reaction kettle is finished, controlling the reaction temperature to be 70 ℃ and the reaction time to be 20min, and carrying out chelation reaction on the second-stage reaction kettle to obtain a fulvic acid chelated zinc liquid;
(2) preparing a mixed microbial inoculum: selecting bacillus subtilis, bacillus licheniformis, bacillus brevis and saccharomycetes to mix according to the ratio of 2:4:4:3, preparing a mixed microbial inoculum, and detecting the number of viable bacteria to be more than 6.8 multiplied by 1010 cfu/ml;
(3) preparing the fulvic acid chelated zinc biological fertilizer: and (2) uniformly mixing 10 parts of the zinc fulvate chelate liquid prepared in the step (1) and 2 parts of the mixed microbial inoculum prepared in the step (2) according to the unit weight part ratio to prepare a zinc chelate fertilizer mixed liquid, adding a mixture of rice hulls, straws, carbon ash, fruit peel and urea into the zinc chelate fertilizer mixed liquid according to the unit weight percentage, adding 2% of sodium alginate, and uniformly mixing and stirring to prepare the zinc fulvate chelate biological fertilizer.
The preparation method of the fulvic acid comprises the following specific steps:
(1) raw material treatment: uniformly mixing 7 parts of rice hulls, 13 parts of straws, 3 parts of carbon ash, 3 parts of fruit peels and 1 part of urea in parts by weight, crushing, sieving with a 150-mesh sieve, adding 40 parts of clear water, and mixing to obtain an initial mixed raw material;
(2) primary fermentation: adding 5 percent of fulvic acid chelated zinc liquid of a first-stage reaction into the initial mixed raw material obtained in the step (1) according to unit weight percentage, controlling the material temperature to be above 70 ℃ and the time to be 24 hours, and stirring for 2 times during the period to obtain a first fermentation product;
(3) and (3) secondary fermentation: adding 25% of the initial mixed raw material prepared in the step (1) into the primary fermented product obtained in the step (2) according to the weight percentage, uniformly mixing and fermenting for 72 hours, and stirring for 6 times in the period to obtain a secondary fermented product;
(4) preparing fulvic acid: and (4) squeezing and filtering the second fermentation product prepared in the step (3) to obtain the fulvic acid with the concentration of 60%.
Example 3
A preparation method of fulvic acid chelated zinc biological fertilizer comprises the following specific steps:
(1) preparing a fulvic acid chelated zinc solution agent: uniformly mixing 4 parts of fulvic acid, 4 parts of sodium zincite, 15 parts of monopotassium phosphate and 50 parts of water according to the weight parts, carrying out a first-stage kettle reaction, adjusting the pH value to 8.0, controlling the reaction temperature to be 45 ℃ and the reaction time to be 60min, carrying out a second-stage reaction kettle after the first-stage reaction kettle is finished, controlling the reaction temperature to be 80 ℃ and the reaction time to be 30min, and carrying out a chelation reaction of the second-stage reaction kettle to obtain a fulvic acid chelated zinc liquid;
(2) preparing a mixed microbial inoculum: selecting bacillus subtilis, bacillus licheniformis, bacillus brevis and saccharomycetes to mix according to the ratio of 2:4:4:3, preparing a mixed microbial inoculum, and detecting the number of viable bacteria to be more than 6.8 multiplied by 1010 cfu/ml;
(3) preparing the fulvic acid chelated zinc biological fertilizer: and (2) uniformly mixing 12 parts of the zinc fulvate chelate liquid prepared in the step (1) and 3 parts of the mixed microbial inoculum prepared in the step (2) according to the unit weight part ratio to prepare a zinc chelate fertilizer mixed liquid, adding a mixture of rice hulls, straws, carbon ash, fruit peel and urea into the zinc chelate fertilizer mixed liquid according to the unit weight percentage, adding 3% of sodium alginate, and uniformly mixing and stirring to prepare the zinc fulvate chelate biological fertilizer.
The preparation method of the fulvic acid comprises the following specific steps:
(1) raw material treatment: uniformly mixing 8 parts of rice hulls, 14 parts of straws, 4 parts of carbon ash, 4 parts of fruit peels and 1 part of urea in parts by weight, crushing, sieving with a 150-mesh sieve, adding 50 parts of clear water, and mixing to obtain an initial mixed raw material;
(2) primary fermentation: adding 5 percent of fulvic acid chelated zinc liquid of a first-stage reaction into the initial mixed raw material obtained in the step (1) according to unit weight percentage, controlling the material temperature to be above 70 ℃ and the time to be 24 hours, and stirring for 2 times during the period to obtain a first fermentation product;
(3) and (3) secondary fermentation: adding 25% of the initial mixed raw material prepared in the step (1) into the primary fermented product obtained in the step (2) according to the weight percentage, uniformly mixing and fermenting for 72 hours, and stirring for 6 times in the period to obtain a secondary fermented product;
(4) preparing fulvic acid: and (4) squeezing and filtering the second fermentation product prepared in the step (3) to obtain the fulvic acid with the concentration of 60%.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any modifications, equivalent variations and modifications made to the above embodiments according to the technical spirit of the present invention are within the technical scope of the present invention without departing from the technical spirit of the present invention.
Claims (7)
1. A preparation method of fulvic acid chelated zinc biological fertilizer is characterized by comprising the following steps:
(1) preparing a fulvic acid chelated zinc solution agent: uniformly mixing 2-4 parts of fulvic acid, 2-4 parts of sodium zincite, 12-15 parts of monopotassium phosphate and 30-50 parts of water according to the weight part ratio, carrying out primary reaction, adjusting the pH value to 7.0-8.0, carrying out secondary reaction after the primary reaction is finished, carrying out chelation reaction at 60-80 ℃ for 10-30min in a secondary reaction kettle, and obtaining a fulvic acid chelated zinc liquid;
(2) preparing a mixed microbial inoculum: selecting bacillus subtilis, bacillus licheniformis, bacillus brevis and saccharomycetes to mix, preparing a mixed microbial inoculum, and detecting the number of viable bacteria to be more than 6.8 multiplied by 1010 cfu/ml;
(3) preparing the fulvic acid chelated zinc biological fertilizer: and (2) uniformly mixing 9-12 parts of the fulvic acid chelated zinc liquid prepared in the step (1) and 1-3 parts of the mixed microbial inoculum prepared in the step (2) according to the unit weight part ratio to prepare a chelated zinc fertilizer mixed liquid, adding a rice hull, straw, carbon ash, fruit peel and urea mixed material into the chelated zinc fertilizer mixed liquid according to the unit weight part ratio, adding 1-3% of sodium alginate, and uniformly mixing and stirring to prepare the fulvic acid chelated zinc biological fertilizer.
2. The method for preparing the fulvic acid chelated zinc biological fertilizer as claimed in claim 1, wherein the first-stage reaction and the second-stage reaction are carried out in a reaction kettle.
3. The preparation method of the fulvic acid chelated zinc biological fertilizer as claimed in claim 1, wherein the mixed microbial inoculum is prepared by selecting bacillus subtilis: b, bacillus licheniformis: b, short bacillus: and (3) mixing the yeasts with the ratio of 2:4:4:3 to prepare the mixed microbial inoculum.
4. The preparation method of the fulvic acid chelated zinc biological fertilizer as claimed in claim 1, wherein the fulvic acid is obtained by the following preparation method:
(1) raw material treatment: according to the weight portion ratio, 6-8 portions of rice hulls, 12-14 portions of straws, 2-4 portions of carbon ash, 2-4 portions of fruit peels and 1 portion of urea are uniformly mixed, crushed and sieved by a 150-mesh sieve, and then 30-50 portions of clear water are added and mixed to obtain an initial mixed raw material;
(2) primary fermentation: adding 5 percent of fulvic acid chelated zinc liquid of a first-stage reaction into the initial mixed raw material obtained in the step (1) according to unit weight percentage, controlling the material temperature to be above 70 ℃ and the time to be 24 hours, and stirring for 2 times during the period to obtain a first fermentation product;
(3) and (3) secondary fermentation: adding 25% of the initial mixed raw material prepared in the step (1) into the primary fermented product obtained in the step (2) according to the weight percentage, uniformly mixing and fermenting for 72 hours, and stirring for 6 times in the period to obtain a secondary fermented product;
(4) preparing fulvic acid: and (4) squeezing and filtering the second fermentation product prepared in the step (3) to obtain the fulvic acid with the concentration of 60%.
5. The method for preparing the fulvic acid chelated zinc biological fertilizer as claimed in claim 4, wherein the first fermentation mixed bacterial agent is added in an amount of 5% by volume.
6. The method for preparing the fulvic acid chelated zinc biological fertilizer as claimed in claim 4, wherein the first fermentation mixed bacterial agent is added in an amount of 25% by volume.
7. The preparation method of the fulvic acid chelated zinc biofertilizer of claim 4, wherein the biochemical fulvic acid raw material comprises, by unit weight, 8 parts of rice hulls, 14 parts of straws, 4 parts of carbon ash, 4 parts of fruit peels, 1 part of urea and 50 parts of clear water.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114853527A (en) * | 2021-02-03 | 2022-08-05 | 山西沃盛农业科技有限公司 | Production process of trace element carbon energy microbial agent in mineral source fulvic acid potassium chelate |
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| CN110092688A (en) * | 2019-04-30 | 2019-08-06 | 新疆农业科学院科技成果转化中心 | A kind of fulvic acid chelated selenium bio-fertilizer and its application in walnut plantation |
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2020
- 2020-08-14 CN CN202010820924.1A patent/CN112110777A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102002470A (en) * | 2010-11-11 | 2011-04-06 | 唐清池 | Quick-acting multi-microorganism composite water flush fertilizer and preparation method thereof |
| CN110028355A (en) * | 2019-04-24 | 2019-07-19 | 安徽黄河水处理科技股份有限公司 | A kind of preparation method and applications of fulvic acid Liquid Fertilizer concentrate |
| CN110002919A (en) * | 2019-04-30 | 2019-07-12 | 新疆农业科学院土壤肥料与农业节水研究所(新疆维吾尔自治区新型肥料研究中心) | A kind of fulvic acid chelated zinc bio-fertilizer and its application in walnut plantation |
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| CN114853527A (en) * | 2021-02-03 | 2022-08-05 | 山西沃盛农业科技有限公司 | Production process of trace element carbon energy microbial agent in mineral source fulvic acid potassium chelate |
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Application publication date: 20201222 |