CN111499459A - Organic water-soluble fertilizer containing humic acid and preparation method thereof - Google Patents
Organic water-soluble fertilizer containing humic acid and preparation method thereof Download PDFInfo
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- CN111499459A CN111499459A CN202010433335.8A CN202010433335A CN111499459A CN 111499459 A CN111499459 A CN 111499459A CN 202010433335 A CN202010433335 A CN 202010433335A CN 111499459 A CN111499459 A CN 111499459A
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B7/00—Fertilisers based essentially on alkali or ammonium orthophosphates
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
- C05G3/80—Soil conditioners
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- Life Sciences & Earth Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Soil Sciences (AREA)
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Abstract
The invention provides an organic water-soluble fertilizer containing humic acid and a preparation method thereof, wherein the organic water-soluble fertilizer comprises the following raw materials in parts by weight: 14-18 parts of potassium fulvate, 10-30 parts of monoammonium phosphate, 10-30 parts of sodium selenite, 1-3 parts of erythrose, 2-4 parts of disodium ethylene diamine tetraacetate, 0.3-2 parts of betaine, 2.3-5 parts of glass chicory seed oil, 1.2-3 parts of phytosphingosine and 0.3-0.9 part of schizosaccharomyces cerevisiae fermentation product lysate.
Description
Technical Field
The invention relates to the technical field of fertilizers, and particularly relates to an organic water-soluble fertilizer containing humic acid and a preparation method thereof.
Background
Compared with the traditional fertilizer, the water-soluble fertilizer has good water solubility, can be directly absorbed and utilized by root systems and leaf surfaces of crops, can solve the nutritional requirement of the high-yield crops in the rapid growth period, can be irrigated in soil and can be sprayed by the leaf surfaces, but if the water-soluble fertilizer is not used properly, the water-soluble fertilizer is easy to react and precipitate by metal ions, so that the fertilizer damage of the leaves is caused, the metal is remained in fruits, the phenomena of metal poisoning and the like are caused after people eat the water-soluble fertilizer, the water-soluble fertilizer is evaporated quickly, the volatilization loss is easy to cause in a dry surface soil layer, the dissolution is slow, the final fertilizer efficiency is slow to play, the colloid beam containing the humic acid water-soluble fertilizer is usually unstable, the.
Disclosure of Invention
In view of the above, the invention provides an organic water-soluble fertilizer containing humic acid and a preparation method thereof, which solve the above problems.
The technical scheme of the invention is realized as follows: an organic water-soluble fertilizer containing humic acid: the feed comprises the following raw materials in parts by weight: 14-18 parts of fulvic acid potassium, 12-30 parts of urea, 10-30 parts of monoammonium phosphate, 10-30 parts of sodium selenite, 1-3 parts of erythrose alcohol, 2-4 parts of disodium ethylene diamine tetraacetate, 0.3-2 parts of betaine, 2.3-5 parts of glass chicory seed oil, 1.2-3 parts of phytosphingosine and 0.3-0.9 part of schizosaccharomyces cerevisiae fermentation product lysate.
Further, the organic water-soluble fertilizer containing humic acid comprises the following raw materials in parts by weight: 16 parts of fulvic acid potassium, 21 parts of urea, 20 parts of monoammonium phosphate, 20 parts of sodium selenite, 2 parts of erythrose alcohol, 3 parts of ethylene diamine tetraacetic acid, 1.6 parts of betaine, 3.5 parts of glass chicory seed oil, 2.4 parts of phytosphingosine and 0.6 part of schizosaccharomyces cerevisiae fermentation product lysate.
Furthermore, the mass fraction of fulvic acid in the potassium fulvate is more than or equal to 52%, and the mass fraction of sodium selenite is more than or equal to 20%.
Further, fulvic acid, nitrogen, phosphorus, potassium and sodium in the potassium fulvate account for the following components in parts by weight: 50-70%, 5-10%, 2-5%, 2-4%, 3-6%.
Further, the preparation method of the organic water-soluble fertilizer containing humic acid comprises the following steps:
s1, crushing the potassium fulvate, the urea, the monoammonium phosphate, the sodium selenite, the erythrose alcohol and the betaine, uniformly mixing, adding water with the mass being 2.2-3.0 times of that of the mixture, heating at 80-98 ℃ for 15-50 min to obtain a mixed solution A, and keeping the mixed solution A for later use
S2, cooling the mixed solution A, adding disodium ethylene diamine tetraacetate, chelating at 45-60 ℃ for 30-50 min, cooling to 20-30 ℃, adding the chicory seed oil, phytosphingosine and the lysate of the fermentation product of the yeast for secondary cracking, stirring and mixing for 1-3 h to obtain a mixed solution B;
s3, adjusting the pH value of the mixed solution B to 8-10, performing ultrasonic treatment at 25-30 ℃ for 2-5 h, taking out, drying and crushing to obtain the organic water-soluble fertilizer containing humic acid.
Further, the fulvic acid potassium, the urea, the monoammonium phosphate, the sodium selenite, the erythrose alcohol and the betaine are crushed and sieved by a 180-200-mesh sieve.
Further, the stirring speed of stirring and mixing the chicory seed oil, the phytosphingosine and the schizosaccharomyces cerevisiae fermentation product lysate is 450-650 rpm.
Compared with the prior art, the invention has the beneficial effects that:
the organic water-soluble fertilizer containing the potassium fulvate is scientific in proportioning of raw materials, and has a synergistic effect, after the organic water-soluble fertilizer is sprayed on the surfaces of crops, plant nutrition can be provided, the growth of the plants can be promoted, the fertilizer is high in utilization rate, good in fertilizer efficiency and good in water-soluble effect, the organic water-soluble fertilizer can be easily absorbed by the crops, the yield is improved, and the obtained crops are low in heavy metal content;
the water-soluble humate is combined with the raw materials, so that the absorption of crops to various nutrient elements can be effectively promoted, and the fresh-water sugar alcohol, the betaine, the glass chicory seed oil and the fertilizer can be added to the water-soluble humate, so that the moisture-keeping function can be enhanced, the fertilizer absorption time of the crops can be prolonged, and the fertilizer utilization rate can be increased; the lysate of the secondary fission yeast fermentation product can stabilize the colloid bundle of the water soluble fertilizer, and avoid the precipitation and delamination of the water soluble fertilizer; in addition, the disodium ethylene diamine tetraacetate is combined to chelate metal ions in the solution, so that the phenomenon that the metal ions react and precipitate to cause fertilizer damage to the leaves is avoided; after the water-soluble fertilizer is sprayed on the surfaces of crops, the fertilizer damage or phytotoxicity of leaves can not be caused, the adhesive force is good, and the waste is reduced;
the preparation process comprises the steps of heating, chelating and stirring at a specific temperature, and the components are fully fused, so that the molecular weight is smaller, the activity is higher, and the effect is better and more stable.
The organic water-soluble fertilizer containing humic acid is applied to other crops, and achieves the purpose of improving the yield and the quality to a certain extent.
Detailed Description
In order to better understand the technical content of the invention, specific examples are provided below to further illustrate the invention.
The experimental methods used in the examples of the present invention are all conventional methods unless otherwise specified.
The materials, reagents and the like used in the examples of the present invention can be obtained commercially without specific description.
Example 1
An organic water-soluble fertilizer containing humic acid: the feed comprises the following raw materials in parts by weight: 14 parts of potassium fulvate, 12 parts of urea, 10 parts of monoammonium phosphate, 10 parts of sodium selenite, 1 part of erythrose alcohol, 2 parts of disodium ethylenediamine tetraacetic acid, 0.3 part of betaine, 2.3 parts of glass chicory seed oil, 1.2 parts of phytosphingosine and 0.3 part of lysate of fermentation products of schizosaccharomyces cerevisiae, wherein the fulvic acid, nitrogen, phosphorus, potassium and sodium in the potassium fulvate respectively account for the following parts by weight in the potassium fulvate: 50%, 5%, 2%, 3%.
Example 2
An organic water-soluble fertilizer containing humic acid: the feed comprises the following raw materials in parts by weight: 18 parts of potassium fulvate, 30 parts of urea, 30 parts of monoammonium phosphate, 30 parts of sodium selenite, 3 parts of erythrose alcohol, 4 parts of disodium ethylenediamine tetraacetic acid, 2 parts of betaine, 5 parts of glass chicory seed oil, 3 parts of phytosphingosine and 0.9 part of a schizosaccharomyces cerevisiae fermentation product lysate, wherein the fulvic acid, nitrogen, phosphorus, potassium and sodium in the potassium fulvate account for the following components in the potassium fulvate in parts by weight: 70%, 10%, 5%, 4%, 6%.
Example 3
An organic water-soluble fertilizer containing humic acid: the feed comprises the following raw materials in parts by weight: 16 parts of potassium fulvate, 21 parts of urea, 20 parts of monoammonium phosphate, 20 parts of sodium selenite, 2 parts of erythrose alcohol, 3 parts of disodium ethylenediamine tetraacetic acid, 1.6 parts of betaine, 3.5 parts of glass chicory seed oil, 2.4 parts of phytosphingosine and 0.6 part of lysate of fermentation products of yeast schizolysis, wherein the fulvic acid, nitrogen, phosphorus, potassium and sodium in the potassium fulvate respectively account for the following parts by weight in the potassium fulvate: 60%, 7%, 4%, 3%, 4%.
The preparation method of the organic water-soluble fertilizer containing humic acid by adopting the raw materials of the embodiment 1-3 in parts by weight comprises the following steps:
s1, crushing the potassium fulvate, the urea, the monoammonium phosphate, the sodium selenite, the erythrose alcohol and the betaine, sieving with a 190-mesh sieve, mixing uniformly, adding water with the mass of 2.6 times of that of the mixture, heating at 90 ℃ for 32min to obtain a mixed solution A, and keeping the mixed solution A for later use
S2, cooling the mixed solution A, adding disodium ethylene diamine tetraacetate, chelating at 50 ℃ for 40min, cooling to 25 ℃, adding the chicory seed oil, phytosphingosine and the schizosaccharomyces cerevisiae fermentation product lysate, stirring and mixing at the speed of 600rpm for 2h to obtain a mixed solution B;
s3, adjusting the pH value of the mixed solution B to 9, performing ultrasonic treatment at 28 ℃ for 4 hours, taking out, drying and crushing to obtain the organic water-soluble fertilizer containing humic acid.
Example 4
In this example, the organic water-soluble fertilizer containing humic acid was prepared by using the raw materials of example 3 in parts by weight, and the method includes the following steps:
s1, pulverizing potassium fulvate, urea, monoammonium phosphate, sodium selenite, erythrose alcohol and betaine, sieving with 180 mesh sieve, mixing, adding water 2.2 times of the mass of the mixture, heating at 80 deg.C for 15min to obtain mixed solution A, and keeping
S2, cooling the mixed solution A, adding disodium ethylene diamine tetraacetate, chelating at 45 ℃ for 30min, cooling to 20 ℃, adding the chicory seed oil, phytosphingosine and the schizosaccharomyces cerevisiae fermentation product lysate, stirring and mixing at the speed of 450rpm for 1h to obtain a mixed solution B;
s3, adjusting the pH value of the mixed solution B to 8, performing ultrasonic treatment at 25 ℃ for 2h, taking out, drying and crushing to obtain the organic water-soluble fertilizer containing humic acid.
Example 5
In this example, the organic water-soluble fertilizer containing humic acid was prepared by using the raw materials of example 3 in parts by weight, and the method includes the following steps:
s1, pulverizing potassium fulvate, urea, monoammonium phosphate, sodium selenite, erythrose alcohol and betaine, sieving with 200 mesh sieve, mixing, adding water with mass of 3.0 times of the powder, heating at 98 deg.C for 50min to obtain mixed solution A, and keeping
S2, cooling the mixed solution A, adding disodium ethylene diamine tetraacetate, chelating at 60 ℃ for 50min, cooling to 30 ℃, adding the chicory seed oil, phytosphingosine and the schizosaccharomyces cerevisiae fermentation product lysate, stirring and mixing at the speed of 650rpm for 3h to obtain a mixed solution B;
s3, adjusting the pH value of the mixed solution B to 10, performing ultrasonic treatment at 30 ℃ for 5 hours, taking out, drying and crushing to obtain the organic water-soluble fertilizer containing humic acid.
Example 6
This example differs from example 3 in that the mixed solution A was chelated at 65 ℃ for 40 min.
Example 7
This example differs from example 3 in that the mixed solution B was sonicated at 40 ℃ for 3 h.
Comparative example 1
An organic water-soluble fertilizer containing humic acid comprises the following raw materials in parts by weight: 12 parts of potassium fulvate, 10 parts of urea, 8 parts of monoammonium phosphate, 5 parts of sodium selenite, 4 parts of erythrose alcohol, 5 parts of ethylene diamine tetraacetic acid, 0.2 part of betaine, 2.0 parts of glass chicory seed oil, 1.1 parts of phytosphingosine and 0.2 part of lysate of fermentation products of schizosaccharomyces cerevisiae, wherein the fulvic acid, nitrogen, phosphorus, potassium and sodium in the potassium fulvate respectively account for the following parts by weight in the potassium fulvate: 60%, 7%, 4%, 3%, 4%.
Comparative example 2
An organic water-soluble fertilizer containing humic acid comprises the following raw materials in parts by weight: 12 parts of potassium fulvate, 10 parts of urea, 8 parts of monoammonium phosphate, 5 parts of sodium selenite, 4 parts of erythrose alcohol, 3 parts of disodium ethylenediamine tetraacetic acid, 1.6 parts of betaine, 3.5 parts of glass chicory seed oil, 2.4 parts of phytosphingosine and 0.6 part of lysate of fermentation products of schizosaccharomyces cerevisiae, wherein the fulvic acid, nitrogen, phosphorus, potassium and sodium in the potassium fulvate respectively account for the following parts by weight in the potassium fulvate: 60%, 7%, 4%, 3%, 4%.
Comparative example 3
An organic water-soluble fertilizer containing humic acid: the feed comprises the following raw materials in parts by weight: 16 parts of potassium fulvate, 21 parts of urea, 20 parts of monoammonium phosphate, 20 parts of sodium selenite, 2 parts of erythrose alcohol, 5 parts of ethylene diamine tetraacetic acid, 0.2 part of betaine, 2.0 parts of glass chicory seed oil, 1.1 parts of phytosphingosine and 0.2 part of lysate of fermentation products of schizosaccharomyces cerevisiae, wherein the fulvic acid, nitrogen, phosphorus, potassium and sodium in the potassium fulvate respectively account for the following parts by weight in the potassium fulvate: 60%, 7%, 4%, 3%, 4%.
Comparative example 4
The difference between the comparative example and the example 3 is that the fulvic acid, the nitrogen, the phosphorus, the potassium and the sodium in the potassium fulvate account for the following components in parts by weight in the potassium fulvate: 40%, 12%, 6%, 5%, 7%
First, effect data
The water fertilizers prepared in the above examples 1 to 7 and comparative examples 1 to 4 are hydrolyzed in water to obtain water solutions, the concentration of the obtained water solutions is 0.1 to 0.5 g/L, the water solutions are respectively applied to the drip irrigation fertilization in the early flowering stage of tomatoes and the continuous drip irrigation fertilization is carried out for one month, and statistics are as follows:
the table shows that the water-soluble fertilizer disclosed by the invention has scientific proportioning of raw materials and synergistic effect by comparing the examples 1-7 with the comparative examples 1-4, can improve the fruit setting rate and yield of crops and reduce the heavy metal content, and has the advantages of continuous drip irrigation and fertilization in the early flowering stage, thick leaves, raised veins, greenness and luster; compared with examples 6 to 7, it can be seen that the process parameters of mixing and stirring have certain influence on the effect of the water-soluble fertilizer in the preparation process of the water-soluble fertilizer.
Secondly, stability determination
The water-soluble fertilizers prepared in examples 1 to 7 and comparative examples 1 to 4 were diluted 7000 times for stability testing,
cold resistance: and (3) placing the water-soluble fertilizer in a low-temperature refrigerator at the temperature of minus 10 +/-1 ℃, taking out after 24 hours, standing for a certain time to room temperature, and observing whether the layering phenomenon exists or not. Parallel 3 times.
Heat resistance: and (3) placing the water-soluble fertilizer in a thermostat with the temperature of 40 +/-1 ℃, taking out after 24 hours, returning to room temperature, and observing whether the layering phenomenon exists or not. Parallel 3 times.
And (3) centrifugal test, namely taking 40m L water-soluble fertilizer, respectively setting the centrifugal rotating speed to be 2000, 3000 and 4000r/min, centrifuging for 30min, and observing whether layering occurs or not, wherein the centrifuging is carried out for 3 times.
The table shows that the water-soluble fertilizer of the invention has scientific mixture ratio of raw materials and synergistic effect by comparing examples 1 to 7 with comparative examples 1 to 4, and the stability of the water-soluble fertilizer is improved by combining the process parameters of the water-soluble fertilizer, so that the layering phenomenon is avoided.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. An organic water-soluble fertilizer containing humic acid is characterized in that: the feed comprises the following raw materials in parts by weight: 14-18 parts of fulvic acid potassium, 12-30 parts of urea, 10-30 parts of monoammonium phosphate, 10-30 parts of sodium selenite, 1-3 parts of erythrose alcohol, 2-4 parts of disodium ethylene diamine tetraacetate, 0.3-2 parts of betaine, 2.3-5 parts of glass chicory seed oil, 1.2-3 parts of phytosphingosine and 0.3-0.9 part of schizosaccharomyces cerevisiae fermentation product lysate.
2. The organic water-soluble fertilizer containing humic acid as claimed in claim 1, wherein: the feed comprises the following raw materials in parts by weight: 16 parts of fulvic acid potassium, 21 parts of urea, 20 parts of monoammonium phosphate, 20 parts of sodium selenite, 2 parts of erythrose alcohol, 3 parts of ethylene diamine tetraacetic acid, 1.6 parts of betaine, 3.5 parts of glass chicory seed oil, 2.4 parts of phytosphingosine and 0.6 part of schizosaccharomyces cerevisiae fermentation product lysate.
3. The organic water-soluble fertilizer containing humic acid as claimed in claim 1, wherein: the mass fraction of fulvic acid in the potassium fulvate is more than or equal to 52%, and the mass fraction of sodium selenite is more than or equal to 20%.
4. The organic water-soluble fertilizer containing humic acid as claimed in claim 1, wherein: the fulvic acid, nitrogen, phosphorus, potassium and sodium in the potassium fulvate account for the following components in parts by weight: 50-70%, 5-10%, 2-5%, 2-4%, 3-6%.
5. A preparation method of an organic water-soluble fertilizer containing humic acid is characterized by comprising the following steps: the method comprises the following steps:
s1, crushing the potassium fulvate, the urea, the monoammonium phosphate, the sodium selenite, the erythrose alcohol and the betaine, uniformly mixing, adding water with the mass being 2.2-3.0 times of that of the mixture, heating at 80-98 ℃ for 15-50 min to obtain a mixed solution A, and keeping the mixed solution A for later use
S2, cooling the mixed solution A, adding disodium ethylene diamine tetraacetate, chelating at 45-60 ℃ for 30-50 min, cooling to 20-30 ℃, adding the chicory seed oil, phytosphingosine and the lysate of the fermentation product of the yeast for secondary cracking, stirring and mixing for 1-3 h to obtain a mixed solution B;
s3, adjusting the pH value of the mixed solution B to 8-10, performing ultrasonic treatment at 25-30 ℃ for 2-5 h, taking out, drying and crushing to obtain the organic water-soluble fertilizer containing humic acid.
6. The method for preparing the organic water-soluble fertilizer containing humic acid according to claim 5, wherein: and crushing the potassium fulvate, the urea, the monoammonium phosphate, the sodium selenite, the erythrose alcohol and the betaine, and sieving the crushed materials by a sieve of 180-200 meshes.
7. The method for preparing the organic water-soluble fertilizer containing humic acid according to claim 5, wherein: the stirring speed of stirring and mixing the glass chicory seed oil, the phytosphingosine and the schizosaccharomyces cerevisiae fermentation product lysate is 450-650 rpm.
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| CN114181005A (en) * | 2021-11-17 | 2022-03-15 | 浙江福尘农业科技发展有限公司 | Efficient water flush fertilizer configured according to plant growth nodes and configuration method thereof |
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Application publication date: 20200807 |