CN117229102A - Water-soluble fertilizer containing humic acid and macroelements and preparation method thereof - Google Patents
Water-soluble fertilizer containing humic acid and macroelements and preparation method thereof Download PDFInfo
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- CN117229102A CN117229102A CN202311124145.8A CN202311124145A CN117229102A CN 117229102 A CN117229102 A CN 117229102A CN 202311124145 A CN202311124145 A CN 202311124145A CN 117229102 A CN117229102 A CN 117229102A
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- 239000003337 fertilizer Substances 0.000 title claims abstract description 118
- QJZYHAIUNVAGQP-UHFFFAOYSA-N 3-nitrobicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid Chemical compound C1C2C=CC1C(C(=O)O)C2(C(O)=O)[N+]([O-])=O QJZYHAIUNVAGQP-UHFFFAOYSA-N 0.000 title claims abstract description 79
- 239000004021 humic acid Substances 0.000 title claims abstract description 79
- 238000002360 preparation method Methods 0.000 title claims abstract description 21
- 238000006243 chemical reaction Methods 0.000 claims abstract description 35
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 claims abstract description 28
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims abstract description 23
- 239000011591 potassium Substances 0.000 claims abstract description 23
- 229910052700 potassium Inorganic materials 0.000 claims abstract description 23
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000004202 carbamide Substances 0.000 claims abstract description 22
- 239000007788 liquid Substances 0.000 claims abstract description 19
- 235000010333 potassium nitrate Nutrition 0.000 claims abstract description 14
- 239000004323 potassium nitrate Substances 0.000 claims abstract description 14
- 239000000654 additive Substances 0.000 claims abstract description 13
- 230000000996 additive effect Effects 0.000 claims abstract description 13
- 239000000618 nitrogen fertilizer Substances 0.000 claims abstract description 13
- 235000013877 carbamide Nutrition 0.000 claims abstract description 11
- 239000002994 raw material Substances 0.000 claims abstract description 10
- 238000006460 hydrolysis reaction Methods 0.000 claims abstract description 9
- 229910000402 monopotassium phosphate Inorganic materials 0.000 claims abstract description 9
- 235000019796 monopotassium phosphate Nutrition 0.000 claims abstract description 9
- 239000002686 phosphate fertilizer Substances 0.000 claims abstract description 9
- 239000011573 trace mineral Substances 0.000 claims abstract description 7
- 235000013619 trace mineral Nutrition 0.000 claims abstract description 7
- NBIIXXVUZAFLBC-UHFFFAOYSA-M dihydrogenphosphate Chemical compound OP(O)([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-M 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 claims abstract description 5
- 230000012010 growth Effects 0.000 claims description 16
- 238000003756 stirring Methods 0.000 claims description 15
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 11
- 229910052698 phosphorus Inorganic materials 0.000 claims description 11
- 239000011574 phosphorus Substances 0.000 claims description 11
- 238000000926 separation method Methods 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 239000005696 Diammonium phosphate Substances 0.000 claims description 9
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 claims description 9
- 229910000388 diammonium phosphate Inorganic materials 0.000 claims description 9
- 235000019838 diammonium phosphate Nutrition 0.000 claims description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 8
- 230000004069 differentiation Effects 0.000 claims description 7
- 239000000126 substance Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 5
- 238000005303 weighing Methods 0.000 claims description 5
- DHKHZGZAXCWQTA-UHFFFAOYSA-N [N].[K] Chemical compound [N].[K] DHKHZGZAXCWQTA-UHFFFAOYSA-N 0.000 claims description 4
- 239000002253 acid Substances 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 4
- 230000007613 environmental effect Effects 0.000 claims description 4
- 239000003607 modifier Substances 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- 230000029553 photosynthesis Effects 0.000 claims description 4
- 238000010672 photosynthesis Methods 0.000 claims description 4
- 239000000413 hydrolysate Substances 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- GNSKLFRGEWLPPA-UHFFFAOYSA-M potassium dihydrogen phosphate Chemical compound [K+].OP(O)([O-])=O GNSKLFRGEWLPPA-UHFFFAOYSA-M 0.000 claims description 3
- LWIHDJKSTIGBAC-UHFFFAOYSA-K potassium phosphate Substances [K+].[K+].[K+].[O-]P([O-])([O-])=O LWIHDJKSTIGBAC-UHFFFAOYSA-K 0.000 claims description 3
- 230000002786 root growth Effects 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 2
- 238000004806 packaging method and process Methods 0.000 claims description 2
- 230000001737 promoting effect Effects 0.000 abstract description 9
- 230000009286 beneficial effect Effects 0.000 abstract description 7
- 241000238631 Hexapoda Species 0.000 abstract description 6
- 241000607479 Yersinia pestis Species 0.000 abstract description 6
- 238000010521 absorption reaction Methods 0.000 abstract description 4
- 230000004060 metabolic process Effects 0.000 abstract description 4
- 238000004321 preservation Methods 0.000 abstract description 4
- 230000001105 regulatory effect Effects 0.000 abstract description 4
- 230000001954 sterilising effect Effects 0.000 abstract description 4
- 201000010099 disease Diseases 0.000 abstract description 3
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 abstract description 3
- 238000001556 precipitation Methods 0.000 abstract description 3
- 230000001363 autoimmune Effects 0.000 abstract description 2
- 230000002401 inhibitory effect Effects 0.000 abstract description 2
- 238000005728 strengthening Methods 0.000 abstract description 2
- 239000002689 soil Substances 0.000 description 22
- 230000000694 effects Effects 0.000 description 8
- 244000005700 microbiome Species 0.000 description 8
- 230000001276 controlling effect Effects 0.000 description 6
- 230000035558 fertility Effects 0.000 description 6
- 230000006872 improvement Effects 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- 235000015097 nutrients Nutrition 0.000 description 5
- 239000013049 sediment Substances 0.000 description 4
- GFFGJBXGBJISGV-UHFFFAOYSA-N Adenine Chemical compound NC1=NC=NC2=C1N=CN2 GFFGJBXGBJISGV-UHFFFAOYSA-N 0.000 description 3
- 229930024421 Adenine Natural products 0.000 description 3
- 229960000643 adenine Drugs 0.000 description 3
- 238000012272 crop production Methods 0.000 description 3
- 125000000524 functional group Chemical group 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 230000001502 supplementing effect Effects 0.000 description 3
- 230000002195 synergetic effect Effects 0.000 description 3
- 241001465754 Metazoa Species 0.000 description 2
- 230000004071 biological effect Effects 0.000 description 2
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000011344 liquid material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000001476 alcoholic effect Effects 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000000536 complexating effect Effects 0.000 description 1
- 239000002361 compost Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- HYBBIBNJHNGZAN-UHFFFAOYSA-N furfural Chemical group O=CC1=CC=CO1 HYBBIBNJHNGZAN-UHFFFAOYSA-N 0.000 description 1
- 239000003318 humic coal Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- -1 hydrogen ions Chemical class 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 239000003077 lignite Substances 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 239000003895 organic fertilizer Substances 0.000 description 1
- 229920000620 organic polymer Polymers 0.000 description 1
- 239000010815 organic waste Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 239000003415 peat Substances 0.000 description 1
- 238000001935 peptisation Methods 0.000 description 1
- PJNZPQUBCPKICU-UHFFFAOYSA-N phosphoric acid;potassium Chemical compound [K].OP(O)(O)=O PJNZPQUBCPKICU-UHFFFAOYSA-N 0.000 description 1
- 229920000867 polyelectrolyte Polymers 0.000 description 1
- 229940072033 potash Drugs 0.000 description 1
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 1
- 235000015320 potassium carbonate Nutrition 0.000 description 1
- BXFXQPLYASVMSV-UHFFFAOYSA-M potassium;octacosanoate Chemical compound [K+].CCCCCCCCCCCCCCCCCCCCCCCCCCCC([O-])=O BXFXQPLYASVMSV-UHFFFAOYSA-M 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000004016 soil organic matter Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000011514 vinification Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Landscapes
- Fertilizers (AREA)
Abstract
The invention discloses a water-soluble fertilizer containing humic acid and macroelements and a preparation method thereof, and relates to the technical field of agricultural water-soluble fertilizers, and the water-soluble fertilizer comprises the following steps of S1, preparing materials: comprises PHC additive, nitrogen fertilizer, phosphate fertilizer, potassium, trace element fertilizer, potassium humate, potassium nitrate, dihydrogen phosphate and urea; s2, preparing water-soluble humic acid: crushing the collected organic matters in advance by a crusher, and introducing the crushed powdery matters into a reaction kettle for high-temperature high-pressure hydrolysis reaction; s3, proportioning raw materials. Compared with the prior art, the humic acid water-soluble fertilizer liquid fertilizer starts to generate precipitation after being prepared for about one week, has the advantages of improving the heat preservation property of the humic acid water-soluble fertilizer to a certain extent, being beneficial to improving the fertilizer efficiency when the fertilizer is applied, being beneficial to sterilizing and expelling insects, inhibiting diseases and insect pests, promoting the plant autoimmune system, strengthening roots and promoting seedlings, promoting plant absorption and regulating plant metabolism.
Description
Technical Field
The invention relates to the technical field of agricultural water-soluble fertilizers, in particular to a water-soluble fertilizer containing humic acid and macroelements and a preparation method thereof.
Background
With the development of the global fertilizer industry, especially the need of upgrading and upgrading of the fertilizer industry, humic acid is receiving a great deal of attention as an important organic and green environment-friendly fertilizer raw material. Humic acid is mainly remains of animals and plants, and organic polymer substances with good biological activity accumulated through a series of processes of microbial decomposition and transformation and geochemistry can be classified into natural humic acid and biochemical humic acid. Natural humic acid mainly comprises soil humic acid, water body humic acid and coal humic acid, and is widely used for soil, water body, peat, lignite and weathered coal; the biochemical humic acid mainly comprises biological fermentation, chemical synthesis and oxidation regeneration humic acid which is derived from various organic wastes such as straw, wood dust, furfural residue, wine-making waste liquid, putrefying animal and plant residues, excrement, garbage, compost and the like, takes aromatic nucleus as a main body, belongs to a polymer organic acid substance polymer containing various functional group structures, and mainly comprises various active functional groups such as carbonyl, carboxyl, alcoholic hydroxyl, phenolic hydroxyl and the like in the molecule, and particularly the functional groups of the humic acid, namely the carboxyl and the phenolic hydroxyl, can release active hydrogen ions, so that the humic acid shows weak acidity and chemical reactivity and has strong complexing, ion exchange and adsorption effects; the polymer can be used as polyelectrolyte, and has functions of poly-gel, peptization, dispersion, etc. The complexity of the structure makes the fertilizer have special physicochemical property and biological activity, so the invention provides a water-soluble fertilizer containing humic acid and macroelements and a preparation method thereof. The following problems exist in the prior art:
1. the existing water-soluble fertilizer containing humic acid and macroelements and a preparation method thereof cause acidification and salinization of soil, and simultaneously cause a series of problems of soil organic matter loss, serious soil hardening and the like due to successive year planting;
2. when the existing water-soluble fertilizer containing humic acid and macroelements and the preparation method thereof are combined, the humate is alkaline, and the macroelement fertilizer is slightly acidic, so that the humate and macroelements are combined to generate a certain acid-base neutralization reaction, and the overall effect of the fertilizer is affected.
Disclosure of Invention
In order to solve the technical problems, the invention adopts the following technical scheme:
a water-soluble fertilizer containing humic acid and macroelements comprises the following steps,
s1, preparing materials: comprises PHC additive, nitrogen fertilizer, phosphate fertilizer, potassium, trace element fertilizer, potassium humate, potassium nitrate, dihydrogen phosphate and urea;
s2, preparing water-soluble humic acid: crushing the collected organic matters in advance by a crusher, and introducing the crushed powdery matters into a reaction kettle for high-temperature high-pressure hydrolysis reaction;
s3, raw material proportion: the urea, the diammonium phosphate and the potassium nitrate raw materials are weighed, respectively crushed for later use, the prepared humate solution is placed in a reaction kettle, heated to 55, PHC additive is added, and the mixture is continuously stirred, and simultaneously the solution is heated to 80 ℃ and stirred to react for 35min.
The technical scheme of the invention is further improved as follows: the S1PHC additive is a humate modifier, so that the mixing property of humate and a macroelement fertilizer is improved, a nitrogen fertilizer provides a nitrogen source for crop growth, a phosphate fertilizer provides a phosphorus source for crop growth, flower bud differentiation and root growth of crops are promoted, a potassium fertilizer provides a potassium source for crop growth, and photosynthesis of crop leaves is promoted.
The technical scheme of the invention is further improved as follows: s2, adding a proper amount of weak acid into a reaction kettle, controlling the PH value to be 2-3, performing pressure relief after the reaction is completed, adding the obtained hydrolysate into a separator for solid-liquid separation, and obtaining liquid after liquid separation for later use.
The technical scheme of the invention is further improved as follows: s3, adding a certain amount of nitrogen fertilizer, phosphorus fertilizer and potassium fertilizer into the reaction kettle, continuously stirring and reacting for 30min, cooling to room temperature, performing oil-water separation, and packaging the liquid substances to obtain the humic acid water-soluble fertilizer.
A preparation method of a water-soluble fertilizer containing humic acid and macroelements comprises the following steps,
s4, preparation: weighing a certain amount of urea, diammonium phosphate and potassium nitrate, respectively crushing to about 200 meshes by a crusher, preparing for standby, introducing water into a reaction kettle, adding basic fertilizer urea, nitrogen-potassium compound fertilizer and monopotassium phosphate, adding humic acid, controlling the temperature in the reaction kettle at 40 ℃, uniformly stirring, and standing for 48 hours.
The technical scheme of the invention is further improved as follows: dehydrating and drying the humate solution to obtain modified humate, crushing the modified humate to 300 meshes for later use by a crusher, adding the crushed modified humate and urea, keeping the environmental humidity to be 45%, and fully stirring to obtain the humic acid functional water-soluble fertilizer.
By adopting the technical scheme, compared with the prior art, the invention has the following technical progress:
the invention provides a water-soluble fertilizer containing humic acid and macroelements and a preparation method thereof, wherein the water-soluble fertilizer is prepared by crushing the collected organic matters in advance through a crusher under the co-action of the water-soluble humic acid, the crushed powdery matters are introduced into a reaction kettle for high-temperature high-pressure hydrolysis reaction, the use of the adenine gum and the organosilicon is added in a mixed system of the humic acid and microelement water-soluble fertilizer liquid fertilizer, the synergistic effect of the two is achieved, the anti-settling performance of the water-soluble fertilizer is remarkably improved, compared with the prior art that the humic acid water-soluble fertilizer liquid fertilizer begins to produce sediment after being prepared for about one week, the humic acid water-soluble fertilizer disclosed by the invention can be stored for three years without producing sediment and layering, meanwhile, the heat preservation of the humic acid water-soluble fertilizer is improved to a certain extent, the fertilizer efficiency is improved when the fertilizer is applied, the effects of sterilizing and expelling insects, suppressing diseases and pests are facilitated, the self-immune system of plants is promoted, the roots are promoted, the plant absorption is promoted, the plant metabolism is regulated, the soil is improved, and the effect of crop quality and the stress resistance is improved. Has the functions of sprouting, rooting, growth promotion, flower bud differentiation, fertilizer utilization improvement, pest expelling, crop quality improvement and the like.
The invention provides a water-soluble fertilizer containing humic acid and macroelements and a preparation method thereof, and the organic-inorganic full-water-soluble fertilizer containing active microorganisms and humic acid prepared from humic acid is rich in humic acid and contains a large amount of inorganic nutrients under the action of preparation, and the organic and inorganic are matched with each other, so that the effects of improving soil properties, improving quality of crops and improving yield and output value of crops through humic acid while supplementing electrodeless nutrients are achieved. Meanwhile, beneficial microorganisms in the fertilizer can dissolve insoluble phosphorus and potassium elements in soil, activate the soil, increase crop resistance and improve crop quality. The organic-inorganic full water-soluble fertilizer containing active microorganisms and humic acid is applied, so that not only can fertilizer decrement and synergy be realized, water-fertilizer integrated planting be realized, but also the soil fertility can be effectively improved, the quality of agricultural products can be improved, the stress resistance of crops can be enhanced, the preparation process is simple and quick, and the prepared water-soluble humic acid fertilizer can improve the soil fertility and water retention capacity, promote crop production and improve the quality of agricultural products.
Drawings
FIG. 1 is a schematic diagram of the overall flow structure of a water-soluble fertilizer containing humic acid and macroelements and a preparation method thereof;
FIG. 2 is a schematic diagram of the flow structure of the preparation process of the present invention.
Description of the embodiments
The invention is further illustrated by the following examples:
examples
As shown in fig. 1-2, the present invention provides a water-soluble fertilizer containing humic acid and macroelements, comprising the steps of,
s1, preparing materials: comprises PHC additive, nitrogen fertilizer, phosphate fertilizer, potassium, trace element fertilizer, potassium humate, potassium nitrate, dihydrogen phosphate and urea;
s2, preparing water-soluble humic acid: crushing the collected organic matters in advance by a crusher, and introducing the crushed powdery matters into a reaction kettle for high-temperature high-pressure hydrolysis reaction;
s3, raw material proportion: the method comprises the steps of weighing urea, diammonium phosphate and potassium nitrate raw materials, respectively crushing the raw materials for later use, placing a prepared humate solution into a reaction kettle, heating the reaction kettle to 55, adding a PHC additive, continuously stirring the solution, heating the solution to 80 ℃, stirring the solution to react for 35min, S1PHC additive is a humate modifier, improving the mixability of humate and a large amount of element fertilizers, nitrogen fertilizer provides nitrogen sources for crop growth, phosphate fertilizer provides phosphorus sources for crop growth, promoting flower bud differentiation and root growth of crops, potash fertilizer provides potassium sources for crop growth, promoting photosynthesis of crop leaves, S2 is added with a proper amount of weak acid in the reaction kettle, controlling the pH value to be 2-3, decompressing after the reaction is completed, adding obtained hydrolysate into a separator to perform solid-liquid separation, obtaining liquid for later use, S3 is added with a certain amount of nitrogen fertilizer, phosphorus fertilizer and potassium fertilizer, continuously stirring the reaction is carried out for 30min, cooling to room temperature, oil-water separation is carried out, and then the liquid material is packaged to obtain humic acid water-soluble fertilizer.
In the embodiment, the crushed powdery substances are introduced into a reaction kettle for high-temperature high-pressure hydrolysis reaction, and the use of the adenine gum and the organosilicon is added in a mixed system of the humic acid and the trace element water-soluble fertilizer liquid fertilizer, so that the synergistic effect of the two is achieved, the anti-settling performance of the water-soluble fertilizer is remarkably improved, compared with the prior art, the humic acid water-soluble fertilizer liquid fertilizer is prepared for about one week to begin to generate sediment, the humic acid water-soluble fertilizer can be stored for three years without generating sediment and layering, meanwhile, the heat preservation of the humic acid water-soluble fertilizer is improved to a certain extent, the fertilizer efficiency of the humic acid water-soluble fertilizer is improved, the sterilization and insect expelling effects are facilitated, the plant self-immune system is promoted, the seedling is promoted, the plant absorption is promoted, the plant metabolism is regulated, the soil is improved, and the crop quality and the stress resistance are improved. Has the functions of sprouting, rooting, growth promotion, flower bud differentiation, fertilizer utilization improvement, pest expelling, crop quality improvement and the like.
Examples
As shown in fig. 1-2, the present invention provides a method for preparing a water-soluble fertilizer containing humic acid and macroelements, comprising the following,
s4, preparation: weighing a certain amount of urea, diammonium phosphate and potassium nitrate, respectively crushing the urea, the diammonium phosphate and the potassium nitrate to about 200 meshes through a crusher for standby, introducing water into a reaction kettle, adding urea serving as a base fertilizer, a nitrogen-potassium compound fertilizer and monopotassium phosphate, adding humic acid, controlling the temperature in the reaction kettle to be 40 ℃, uniformly stirring, standing for 48 hours, dehydrating and drying a humate solution to obtain modified humate, crushing the modified humate to 300 meshes for standby through the crusher, adding the crushed modified humate and urea, keeping the environmental humidity to be 45%, and fully stirring to obtain the humic acid functional water-soluble fertilizer.
In the embodiment, the organic-inorganic full water-soluble fertilizer containing active microorganisms and humic acid, which is prepared from humic acid, is rich in humic acid and contains a large amount of inorganic nutrients, and the organic and inorganic are matched with each other, so that the effects of improving soil properties, improving quality of crops and increasing yield and output value of crops through humic acid while supplementing electrodeless nutrients are achieved. Meanwhile, beneficial microorganisms in the fertilizer can dissolve insoluble phosphorus and potassium elements in soil, activate the soil, increase crop resistance and improve crop quality. The organic-inorganic full water-soluble fertilizer containing active microorganisms and humic acid is applied, so that not only can fertilizer decrement and synergy be realized, water-fertilizer integrated planting be realized, but also the soil fertility can be effectively improved, the quality of agricultural products can be improved, the stress resistance of crops can be enhanced, the preparation process is simple and quick, and the prepared water-soluble humic acid fertilizer can improve the soil fertility and water retention capacity, promote crop production and improve the quality of agricultural products.
The working principle of the water-soluble fertilizer containing humic acid and macroelements and the preparation method thereof is specifically described below.
As shown in figures 1-2, the organic fertilizer comprises PHC additive, nitrogen fertilizer, phosphate fertilizer, potassium, trace element fertilizer, potassium montanate, potassium nitrate, dihydrogen phosphate and urea, wherein the PHC additive is humate modifier, improves the mixing property of humate and macroelement fertilizer, the nitrogen fertilizer provides nitrogen source for crop growth, the phosphate fertilizer provides phosphorus source for crop growth, promotes the differentiation of flowers and buds and the growth of root systems, the potassium fertilizer provides potassium source for crop growth, promotes photosynthesis of crop leaves, the collected organic matters are crushed by a crusher in advance, the crushed powdery matters are introduced into a reaction kettle for high-temperature high-pressure hydrolysis reaction, a proper amount of weak acid is added into the reaction kettle for controlling the PH value to be 2-3, the pressure is released after the reaction is completed, the obtained hydrolysis matters are added into a separator for solid-liquid separation, the obtained liquid is used for separation, urea, diammonium phosphate and potassium nitrate raw materials are weighed and respectively crushed for later use, the prepared humate solution is placed in a reaction kettle and heated to 55, PHC additive is added, stirring is continuously carried out, the solution is heated to 80 ℃ and stirred for reaction for 35min, a certain amount of nitrogen fertilizer, phosphorus fertilizer and potassium fertilizer are added into the reaction kettle, stirring reaction is carried out for 30min, cooling is carried out to room temperature, oil-water separation is carried out, the liquid materials are packaged to obtain humic acid water-soluble fertilizer, the crushed powdery materials are introduced into the reaction kettle for high-temperature high-pressure hydrolysis reaction, the use of the adenine gum and the organic silicon is added into a mixed system of humic acid and trace element water-soluble fertilizer, the synergistic effect of the two is achieved, the anti-settling property of the water-soluble fertilizer is remarkably improved, compared with the prior art, the humic acid water-soluble fertilizer liquid fertilizer starts to generate precipitation after being prepared for about one week, can be stored for three years without generating precipitation and layering, improves the heat preservation of the humic acid water-soluble fertilizer to a certain extent, is beneficial to improving the fertilizer efficiency when the fertilizer is applied, is beneficial to sterilizing and expelling insects, inhibiting diseases and insect pests, promoting the plant autoimmune system, strengthening roots and promoting seedlings, promoting plant absorption, regulating plant metabolism, improving soil and improving the quality and stress resistance of crops. The method comprises the steps of sprouting seeds, rooting, promoting growth, flower bud differentiation, improving fertilizer utilization, pest expelling, improving crop quality and the like, weighing a certain amount of urea, diammonium phosphate and potassium nitrate, respectively crushing to about 200 meshes through a crusher, preparing for standby, introducing water into a reaction kettle, adding base fertilizer urea, nitrogen-potassium compound fertilizer and potassium dihydrogen phosphate, adding humic acid, controlling the temperature in the reaction kettle to be 40 ℃, uniformly stirring, standing for 48 hours, dehydrating and drying a humate solution, obtaining modified humate, crushing to 300 meshes for standby through the crusher, adding the crushed modified humate and urea, keeping the environmental humidity to be 45%, fully stirring to obtain the humic acid functional water-soluble fertilizer, and mutually matching organic and inorganic to achieve the effects of improving soil properties through humic acid while supplementing electrodeless nutrients, improving crop yield and improving crop yield. Meanwhile, beneficial microorganisms in the fertilizer can dissolve insoluble phosphorus and potassium elements in soil, activate the soil, increase crop resistance and improve crop quality. The organic-inorganic full water-soluble fertilizer containing active microorganisms and humic acid is applied, so that not only can fertilizer decrement and synergy be realized, water-fertilizer integrated planting be realized, but also the soil fertility can be effectively improved, the quality of agricultural products can be improved, the stress resistance of crops can be enhanced, the preparation process is simple and quick, and the prepared water-soluble humic acid fertilizer can improve the soil fertility and water retention capacity, promote crop production and improve the quality of agricultural products.
The foregoing invention has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.
Claims (6)
1. A water-soluble fertilizer containing humic acid and macroelements comprises the following steps of:
s1, preparing materials: comprises PHC additive, nitrogen fertilizer, phosphate fertilizer, potassium, trace element fertilizer, potassium humate, potassium nitrate, dihydrogen phosphate and urea;
s2, preparing water-soluble humic acid: crushing the collected organic matters in advance by a crusher, and introducing the crushed powdery matters into a reaction kettle for high-temperature high-pressure hydrolysis reaction;
s3, raw material proportion: the urea, the diammonium phosphate and the potassium nitrate raw materials are weighed, respectively crushed for later use, the prepared humate solution is placed in a reaction kettle, heated to 55, PHC additive is added, and the mixture is continuously stirred, and simultaneously the solution is heated to 80 ℃ and stirred to react for 35min.
2. The water-soluble fertilizer containing humic acid and macroelements according to claim 1 wherein: the S1PHC additive is a humate modifier, so that the mixing property of humate and a macroelement fertilizer is improved, a nitrogen fertilizer provides a nitrogen source for crop growth, a phosphate fertilizer provides a phosphorus source for crop growth, flower bud differentiation and root growth of crops are promoted, a potassium fertilizer provides a potassium source for crop growth, and photosynthesis of crop leaves is promoted.
3. The water-soluble fertilizer containing humic acid and macroelements according to claim 1 wherein: s2, adding a proper amount of weak acid into a reaction kettle, controlling the PH value to be 2-3, performing pressure relief after the reaction is completed, adding the obtained hydrolysate into a separator for solid-liquid separation, and obtaining liquid after liquid separation for later use.
4. The water-soluble fertilizer containing humic acid and macroelements according to claim 1 wherein: s3, adding a certain amount of nitrogen fertilizer, phosphorus fertilizer and potassium fertilizer into the reaction kettle, continuously stirring and reacting for 30min, cooling to room temperature, performing oil-water separation, and packaging the liquid substances to obtain the humic acid water-soluble fertilizer.
5. The preparation method of the water-soluble fertilizer containing humic acid and macroelements comprises the following steps of:
s4, preparation: weighing a certain amount of urea, diammonium phosphate and potassium nitrate, respectively crushing to about 200 meshes by a crusher, preparing for standby, introducing water into a reaction kettle, adding basic fertilizer urea, nitrogen-potassium compound fertilizer and monopotassium phosphate, adding humic acid, controlling the temperature in the reaction kettle at 40 ℃, uniformly stirring, and standing for 48 hours.
6. The method for preparing the water-soluble fertilizer containing humic acid and macroelements according to claim 5, which is characterized in that: dehydrating and drying the humate solution to obtain modified humate, crushing the modified humate to 300 meshes for later use by a crusher, adding the crushed modified humate and urea, keeping the environmental humidity to be 45%, and fully stirring to obtain the humic acid functional water-soluble fertilizer.
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