CN106348872A - Soil improvement fertilizer for improving sandy soil and preparation method thereof - Google Patents
Soil improvement fertilizer for improving sandy soil and preparation method thereof Download PDFInfo
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- CN106348872A CN106348872A CN201610747565.5A CN201610747565A CN106348872A CN 106348872 A CN106348872 A CN 106348872A CN 201610747565 A CN201610747565 A CN 201610747565A CN 106348872 A CN106348872 A CN 106348872A
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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
- 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
- C05G3/80—Soil conditioners
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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
- 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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Abstract
The invention discloses a soil improvement fertilizer for improving sandy soil and a preparing method thereof. The soil improvement fertilizer is prepared from coal gangue powder, polyisocyanate, potash feldspar, montmorillonite, carbamide, straw powder, peat humic acid, biochemical fulvic acid, protonated chitosan, konjaku flour, animal manure, seignette salt, sulfonates, monopotassium phosphate, nano titania, dispersant and a water retention agent. The soil improvement fertilizer for improving sandy soil is prepared by incinerating, grinding, filtering, ultrasonic high-speed dispersion, microwave treatment, prilling and stoving. The soil improvement fertilizer for improving sandy soil has the advantages of improving soil fertility effectively, reducing desertification degree and low production cost. The soil improvement fertilizer for improving sandy soil can meet the requirements of the industry. Moreover, the soil improvement fertilizer for improving sandy soil has a good application prospect.
Description
Technical field
The present invention relates to environment remediation technical field, the soil remediation fertilizer particularly to improvement desertification soil property and its preparation
Method.
Background technology
Soil is the important component part of geographical environment, is the material base of agricultural production simultaneously, and is ecological environment
The basic resources built, inseparable with human relation.But due to people's irrational exploitation to soil, soil erosion,
Desertification, desertification, salination and soil pollution etc. cause land deterioration, and soil quality declines.Wherein, in China's most area
The distinct issues the most being faced are exactly the Desertification of soil.
Soil desertification refers to that good soil or available soil become containing husky a lot of soil, or soil even becomes
The process in desert.Soil desertification main process is wind erosion and wind deposit process.In desert surrounding area, due to vegetation deterioration or
Meadow heavy grazing or open up wasteland as farmland, soil becomes drying because of dehydration, and grogs disperses, and is lost by wind, and fine particle content drops
Low.And after wind-force or the location weakened, dust storm granule gradual builds up upper soll layer and makes soil desertification.
At present, existing prone soil is improved used by soil amendment fertilizer or soil conditioner mainly organic
Fertile directly administration or peat soil are directly applied, and improved effect is not good.Organic fertilizer and peat soil are direct separately as action component
Although applying the fertility that can improve sand ground, being because there is no water retaining function, the fertility of soil can only be improved for the moment it is impossible to improve
The property of soil.Also there are some high-molecular organic materials in recent years for improving sandy soil, these high-molecular organic materials can
Improve structure and the water-retaining property of prone soil, but price is high, is not suitable for large-area applications.
Content of the invention
For solving above-mentioned technical problem, the invention provides the soil remediation fertilizer of improvement desertification soil property and its preparation side
Method, by being combined using specified raw material, coordinates corresponding production technology, and the soil having obtained this improvement desertification soil property is repaiied
Compound (mixed) fertilizer, it can effectively improve soil fertility, reduce desertification degree, and production cost is relatively low, disclosure satisfy that the requirement of industry, tool
There is preferable application prospect.
The purpose of the present invention can be achieved through the following technical solutions:
The soil remediation fertilizer of improvement desertification soil property, is prepared by the raw materials in: colliery powder 50-60 part, many isocyanides
Acid esters 45-55 part, potassium feldspar 20-30 part, montmorillonite 2 0-30 part, carbamide 15-25 part, powder of straw 12-18 part, humic acid in peat
10-15 part, biochemical fulvic acid 10-15 part, protonation shitosan 8-12 part, Rhizoma amorphophalli powder 7-11 part, barnyard manure 6-10 part, Soluble tartar.
Sodium 5-8 part, sulfonic acid bacterium 4-6 part, potassium dihydrogen phosphate 3-5 part, nano titanium oxide 2-4 part, dispersant 2-5 part, water-retaining agent 2-5
Part.
Preferably, described dispersant be selected from dimethyl sulfoxide, fatty alcohol-polyoxyethylene ether, in hexamethylphosphoric acid triamide one
Plant or several.
Preferably, described water-retaining agent is selected from polyvinyl alcohol-anhydride cross-linked copolymer, starch-acrylate graft copolymer, gathers
One or more of sodium acrylate.
The preparation method of the described soil remediation fertilizer of improvement desertification soil property, comprises the following steps:
(1) weigh each raw material according to weight portion;
(2) potassium feldspar, montmorillonite are mixed, calcining, obtain mixed calcining powder, standby;
(3) colliery powder, powder of straw, protonation shitosan, Rhizoma amorphophalli powder, barnyard manure, sodium potassium tartrate tetrahydrate, potassium dihydrogen phosphate are passed through to do
Dry machine is dried, and is dried and is less than 8% to water content, is ground by grinder after the completion of being dried, and grinds and is accomplished by filtering
Net is filtered, and obtains the powder mixture that particle size range is 20~30 μm;
(4) powder mixture of the mixed calcining powder of step (2) and (3) is mixed, the deionized water of the quality such as addition,
Carry out ultrasonic high speed dispersion using ultrasonic machine, ultrasonic frequency is 30~35khz, rate of dispersion 5500~6500r/min, dispersion
Time is 40~50min, obtains ultrasonic disperse and processes mixed liquor;
(5) ultrasonic disperse is processed mixed liquor microwave treatment 15min under microwave frequency 2700mhz, power 950w, treat that nature is cold
But polyisocyanates, carbamide, humic acid in peat, biochemical fulvic acid, sulfonic acid bacterium, nano titanium oxide, dispersion are added to room temperature
Agent, water-retaining agent, mix and blend 2.5~3.5 hours at 45~55 DEG C, obtain secondary mixed liquor;
(6) the secondary mixed liquor obtaining is dried process, makes the water content of gained mixture be maintained at 20~25%, subsequently
Send into and extruder grain is carried out to roller Squeezinggranulator;
(7) granule after pelletize is carried out drying and processing, water content 7~12%, obtains finished product.
Preferably, in described step (4), ultrasonic frequency is 32khz, rate of dispersion 6000r/min, and jitter time is
45min.
Preferably, the drying mode employed in described step (6) is vacuum lyophilization.
Compared with prior art, its advantage is the present invention:
(1) the soil remediation fertilizer of the improvement desertification soil property of the present invention with colliery powder, polyisocyanates, potassium feldspar, montmorillonite,
Carbamide, powder of straw, humic acid in peat, biochemical fulvic acid, protonation shitosan, Rhizoma amorphophalli powder, barnyard manure, sodium potassium tartrate tetrahydrate, sulfonic acid bacterium,
Potassium dihydrogen phosphate, nano titanium oxide, dispersant, water-retaining agent are raw material, cooperation is calcined, grinds, filtering, ultrasonic high speed is disperseed,
The techniques such as microwave treatment, pelletize, drying are so that the soil remediation fertilizer of the improvement desertification soil property being prepared from can effectively improve soil
Earth fertility, reduction desertification degree, and production cost is relatively low, disclosure satisfy that the requirement of industry, has preferable application prospect.
(2) the soil remediation fertilizer raw material of the improvement desertification soil property of the present invention is cheap, process is simple, is suitable to large-scale industry
Change and use, practical.
Specific embodiment
With reference to specific embodiment, the technical scheme of invention is described in detail.
Embodiment 1
(1) 50 parts of colliery powder, 45 parts of polyisocyanates, 20 parts of potassium feldspar, 0 part of montmorillonite 2,15 parts of carbamide, powder of straw are weighed
12 parts, 10 parts of humic acid in peat, 10 parts of biochemical fulvic acid, protonation 8 parts of shitosan, 7 parts of Rhizoma amorphophalli powder, 6 parts of barnyard manure, Soluble tartar.
5 parts of sodium, 4 parts of sulfonic acid bacterium, 3 parts of potassium dihydrogen phosphate, 2 parts of nano titanium oxide, 2 parts of dimethyl sulfoxide, polyvinyl alcohol-anhydride is crosslinked altogether
2 parts of polymers;
(2) potassium feldspar, montmorillonite are mixed, calcining, obtain mixed calcining powder, standby;
(3) colliery powder, powder of straw, protonation shitosan, Rhizoma amorphophalli powder, barnyard manure, sodium potassium tartrate tetrahydrate, potassium dihydrogen phosphate are passed through to do
Dry machine is dried, and is dried and is less than 8% to water content, is ground by grinder after the completion of being dried, and grinds and is accomplished by filtering
Net is filtered, and obtains the powder mixture that particle size range is 20~30 μm;
(4) powder mixture of the mixed calcining powder of step (2) and (3) is mixed, the deionized water of the quality such as addition,
Carry out ultrasonic high speed dispersion using ultrasonic machine, ultrasonic frequency is 32khz, rate of dispersion 6000r/min, jitter time is
45min, obtains ultrasonic disperse and processes mixed liquor;
(5) ultrasonic disperse is processed mixed liquor microwave treatment 15min under microwave frequency 2700mhz, power 950w, treat that nature is cold
But polyisocyanates, carbamide, humic acid in peat, biochemical fulvic acid, sulfonic acid bacterium, nano titanium oxide, diformazan are added to room temperature
Sulfoxide, polyvinyl alcohol-anhydride cross-linked copolymer, mix and blend 2.5 hours at 45 DEG C, obtain secondary mixed liquor;
(6) the secondary mixed liquor obtaining is carried out vacuum lyophilization process, make the water content of gained mixture be maintained at 20~
25%, it is subsequently sent to carry out extruder grain to roller Squeezinggranulator;
(7) granule after pelletize is carried out drying and processing, water content 7~12%, obtains finished product.
The application effect of the prepared soil remediation fertilizer of improvement desertification soil property is as shown in table 1.
Embodiment 2
(1) 55 parts of colliery powder, 50 parts of polyisocyanates, 25 parts of potassium feldspar, 5 parts of montmorillonite 2,20 parts of carbamide, powder of straw are weighed
15 parts, 12 parts of humic acid in peat, 13 parts of biochemical fulvic acid, protonation 10 parts of shitosan, 9 parts of Rhizoma amorphophalli powder, 8 parts of barnyard manure, tartaric acid
7 parts of potassium sodium, 5 parts of sulfonic acid bacterium, 4 parts of potassium dihydrogen phosphate, 3 parts of nano titanium oxide, 4 parts of fatty alcohol-polyoxyethylene ether, starch-propylene
3 parts of sour graft copolymer;
(2) potassium feldspar, montmorillonite are mixed, calcining, obtain mixed calcining powder, standby;
(3) colliery powder, powder of straw, protonation shitosan, Rhizoma amorphophalli powder, barnyard manure, sodium potassium tartrate tetrahydrate, potassium dihydrogen phosphate are passed through to do
Dry machine is dried, and is dried and is less than 8% to water content, is ground by grinder after the completion of being dried, and grinds and is accomplished by filtering
Net is filtered, and obtains the powder mixture that particle size range is 20~30 μm;
(4) powder mixture of the mixed calcining powder of step (2) and (3) is mixed, the deionized water of the quality such as addition,
Carry out ultrasonic high speed dispersion using ultrasonic machine, ultrasonic frequency is 32khz, rate of dispersion 6000r/min, jitter time is
45min, obtains ultrasonic disperse and processes mixed liquor;
(5) ultrasonic disperse is processed mixed liquor microwave treatment 15min under microwave frequency 2700mhz, power 950w, treat that nature is cold
But polyisocyanates, carbamide, humic acid in peat, biochemical fulvic acid, sulfonic acid bacterium, nano titanium oxide, fat are added to room temperature
Polyoxyethylenated alcohol, starch-acrylate graft copolymer, mix and blend 3 hours at 50 DEG C, obtain secondary mixed liquor;
(6) the secondary mixed liquor obtaining is carried out vacuum lyophilization process, make the water content of gained mixture be maintained at 20~
25%, it is subsequently sent to carry out extruder grain to roller Squeezinggranulator;
(7) granule after pelletize is carried out drying and processing, water content 7~12%, obtains finished product.
The application effect of the prepared soil remediation fertilizer of improvement desertification soil property is as shown in table 1.
Embodiment 3
(1) 60 parts of colliery powder, 55 parts of polyisocyanates, 30 parts of potassium feldspar, 30 parts of montmorillonite, 25 parts of carbamide, powder of straw are weighed
18 parts, 15 parts of humic acid in peat, 15 parts of biochemical fulvic acid, protonation 12 parts of shitosan, 11 parts of Rhizoma amorphophalli powder, 10 parts of barnyard manure, winestone
8 parts of sour potassium sodium, 6 parts of sulfonic acid bacterium, 5 parts of potassium dihydrogen phosphate, 4 parts of nano titanium oxide, 5 parts of hexamethylphosphoric acid triamide, polyacrylic acid
5 parts of sodium;
(2) potassium feldspar, montmorillonite are mixed, calcining, obtain mixed calcining powder, standby;
(3) colliery powder, powder of straw, protonation shitosan, Rhizoma amorphophalli powder, barnyard manure, sodium potassium tartrate tetrahydrate, potassium dihydrogen phosphate are passed through to do
Dry machine is dried, and is dried and is less than 8% to water content, is ground by grinder after the completion of being dried, and grinds and is accomplished by filtering
Net is filtered, and obtains the powder mixture that particle size range is 20~30 μm;
(4) powder mixture of the mixed calcining powder of step (2) and (3) is mixed, the deionized water of the quality such as addition,
Carry out ultrasonic high speed dispersion using ultrasonic machine, ultrasonic frequency is 32khz, rate of dispersion 6000r/min, jitter time is
45min, obtains ultrasonic disperse and processes mixed liquor;
(5) ultrasonic disperse is processed mixed liquor microwave treatment 15min under microwave frequency 2700mhz, power 950w, treat that nature is cold
But polyisocyanates, carbamide, humic acid in peat, biochemical fulvic acid, sulfonic acid bacterium, nano titanium oxide, pregnancy are added to room temperature
Base phosphoric acid triamine, sodium polyacrylate, mix and blend 3.5 hours at 55 DEG C, obtain secondary mixed liquor;
(6) the secondary mixed liquor obtaining is carried out vacuum lyophilization process, make the water content of gained mixture be maintained at 20~
25%, it is subsequently sent to carry out extruder grain to roller Squeezinggranulator;
(7) granule after pelletize is carried out drying and processing, water content 7~12%, obtains finished product.
The application effect of the prepared soil remediation fertilizer of improvement desertification soil property is as shown in table 1.
Embodiment 4
(1) 60 parts of colliery powder, 45 parts of polyisocyanates, 30 parts of potassium feldspar, 0 part of montmorillonite 2,25 parts of carbamide, powder of straw are weighed
12 parts, 15 parts of humic acid in peat, 10 parts of biochemical fulvic acid, protonation 12 parts of shitosan, 7 parts of Rhizoma amorphophalli powder, 10 parts of barnyard manure, tartaric acid
5 parts of potassium sodium, 6 parts of sulfonic acid bacterium, 3 parts of potassium dihydrogen phosphate, 4 parts of nano titanium oxide, 2 parts of fatty alcohol-polyoxyethylene ether, polyvinyl alcohol-
5 parts of anhydride cross-linked copolymer;
(2) potassium feldspar, montmorillonite are mixed, calcining, obtain mixed calcining powder, standby;
(3) colliery powder, powder of straw, protonation shitosan, Rhizoma amorphophalli powder, barnyard manure, sodium potassium tartrate tetrahydrate, potassium dihydrogen phosphate are passed through to do
Dry machine is dried, and is dried and is less than 8% to water content, is ground by grinder after the completion of being dried, and grinds and is accomplished by filtering
Net is filtered, and obtains the powder mixture that particle size range is 20~30 μm;
(4) powder mixture of the mixed calcining powder of step (2) and (3) is mixed, the deionized water of the quality such as addition,
Carry out ultrasonic high speed dispersion using ultrasonic machine, ultrasonic frequency is 32khz, rate of dispersion 6000r/min, jitter time is
45min, obtains ultrasonic disperse and processes mixed liquor;
(5) ultrasonic disperse is processed mixed liquor microwave treatment 15min under microwave frequency 2700mhz, power 950w, treat that nature is cold
But polyisocyanates, carbamide, humic acid in peat, biochemical fulvic acid, sulfonic acid bacterium, nano titanium oxide, fat are added to room temperature
Polyoxyethylenated alcohol, polyvinyl alcohol-anhydride cross-linked copolymer, mix and blend 3.5 hours at 45 DEG C, obtain secondary mixed liquor;
(6) the secondary mixed liquor obtaining is carried out vacuum lyophilization process, make the water content of gained mixture be maintained at 20~
25%, it is subsequently sent to carry out extruder grain to roller Squeezinggranulator;
(7) granule after pelletize is carried out drying and processing, water content 7~12%, obtains finished product.
The application effect of the prepared soil remediation fertilizer of improvement desertification soil property is as shown in table 1.
Comparative example 1
(1) 50 parts of colliery powder, 45 parts of polyisocyanates, 0 part of montmorillonite 2,15 parts of carbamide, 12 parts of powder of straw, peat corruption are weighed
10 parts of phytic acid, 10 parts of biochemical fulvic acid, 8 parts of shitosan of protonation, 6 parts of barnyard manure, 5 parts of sodium potassium tartrate tetrahydrate, 4 parts of sulfonic acid bacterium, phosphoric acid
3 parts of potassium dihydrogen, 2 parts of nano titanium oxide, 2 parts of dimethyl sulfoxide, polyvinyl alcohol -2 parts of anhydride cross-linked copolymer;
(2) montmorillonite is calcined, obtain calcining powder, standby;
(3) colliery powder, powder of straw, protonation shitosan, barnyard manure, sodium potassium tartrate tetrahydrate, potassium dihydrogen phosphate are entered by drying machine
Row drying, is dried and is less than 8% to water content, is ground by grinder after the completion of being dried, and grinding is accomplished by drainage screen and carries out
Filter, obtain the powder mixture that particle size range is 20~30 μm;
(4) powder mixture of the calcining powder of step (2) and (3) is mixed, the deionized water of the quality such as addition, utilized
Ultrasonic machine carries out ultrasonic high speed dispersion, and ultrasonic frequency is 32khz, rate of dispersion 6000r/min, and jitter time is 45min, obtains
Process mixed liquor to ultrasonic disperse;
(5) ultrasonic disperse is processed mixed liquor microwave treatment 15min under microwave frequency 2700mhz, power 950w, treat that nature is cold
But polyisocyanates, carbamide, humic acid in peat, biochemical fulvic acid, sulfonic acid bacterium, nano titanium oxide, diformazan are added to room temperature
Sulfoxide, polyvinyl alcohol-anhydride cross-linked copolymer, mix and blend 2.5 hours at 45 DEG C, obtain secondary mixed liquor;
(6) the secondary mixed liquor obtaining is carried out vacuum lyophilization process, make the water content of gained mixture be maintained at 20~
25%, it is subsequently sent to carry out extruder grain to roller Squeezinggranulator;
(7) granule after pelletize is carried out drying and processing, water content 7~12%, obtains finished product.
The application effect of the prepared soil remediation fertilizer of improvement desertification soil property is as shown in table 1.
Comparative example 2
(1) 60 parts of colliery powder, 30 parts of potassium feldspar, 30 parts of montmorillonite, 25 parts of carbamide, 18 parts of powder of straw, humic acid in peat are weighed
15 parts, 15 parts of biochemical fulvic acid, protonation 12 parts of shitosan, 11 parts of Rhizoma amorphophalli powder, 10 parts of barnyard manure, 6 parts of sulfonic acid bacterium, potassium dihydrogen phosphate
5 parts, 4 parts of nano titanium oxide, 5 parts of hexamethylphosphoric acid triamide, 5 parts of sodium polyacrylate;
(2) potassium feldspar, montmorillonite are mixed, calcining, obtain mixed calcining powder, standby;
(3) colliery powder, powder of straw, protonation shitosan, Rhizoma amorphophalli powder, barnyard manure, potassium dihydrogen phosphate are done by drying machine
Dry, it is dried and is less than 8% to water content, be ground by grinder after the completion of being dried, grinding is accomplished by drainage screen and carried out
Filter, obtains the powder mixture that particle size range is 20~30 μm;
(4) powder mixture of the mixed calcining powder of step (2) and (3) is mixed, the deionized water of the quality such as addition,
Carry out ultrasonic high speed dispersion using ultrasonic machine, ultrasonic frequency is 32khz, rate of dispersion 6000r/min, jitter time is
45min, obtains ultrasonic disperse and processes mixed liquor;
(5) ultrasonic disperse is processed mixed liquor microwave treatment 15min under microwave frequency 2700mhz, power 950w, treat that nature is cold
But to room temperature add carbamide, humic acid in peat, biochemical fulvic acid, sulfonic acid bacterium, nano titanium oxide, hexamethylphosphoric acid triamide,
Sodium polyacrylate, mix and blend 3.5 hours at 55 DEG C, obtain secondary mixed liquor;
(6) the secondary mixed liquor obtaining is carried out vacuum lyophilization process, make the water content of gained mixture be maintained at 20~
25%, it is subsequently sent to carry out extruder grain to roller Squeezinggranulator;
(7) granule after pelletize is carried out drying and processing, water content 7~12%, obtains finished product.
The application effect of the prepared soil remediation fertilizer of improvement desertification soil property is as shown in table 1.
The soil remediation fertilizer of the improvement desertification soil property of embodiment 1-4 and comparative example 1-2 is administered effect respectively survey
Examination, time of application is 6 months.
Table 1
The content of organic matter (g/kg) | Electrical conductivity (μ s/cm) | Gravel content reduction rate (%) | |
Embodiment 1 | 23.5 | 128.3 | 63.9 |
Embodiment 2 | 20.4 | 125.8 | 60.2 |
Embodiment 3 | 21.6 | 133.1 | 58.7 |
Embodiment 4 | 19.8 | 129.6 | 61.3 |
Comparative example 1 | 12.2 | 95.4 | 28.1 |
Comparative example 2 | 13.7 | 97.9 | 22.0 |
The soil remediation fertilizer of the improvement desertification soil property of the present invention is with colliery powder, polyisocyanates, potassium feldspar, montmorillonite, urine
Element, powder of straw, humic acid in peat, biochemical fulvic acid, protonation shitosan, Rhizoma amorphophalli powder, barnyard manure, sodium potassium tartrate tetrahydrate, sulfonic acid bacterium, phosphorus
Acid dihydride potassium, nano titanium oxide, dispersant, water-retaining agent are raw material, and cooperation is calcined, grinds, filtering, ultrasonic high speed is disperseed, micro-
The techniques such as ripple process, pelletize, drying are so that the soil remediation fertilizer of the improvement desertification soil property being prepared from can effectively improve soil
Fertility, reduction desertification degree, and production cost is relatively low, disclosure satisfy that the requirement of industry, has preferable application prospect.Meanwhile,
The soil remediation fertilizer raw material of the improvement desertification soil property of the present invention is cheap, process is simple, is suitable to heavy industrialization and uses, practical
Property is strong.
The foregoing is only embodiments of the invention, not thereby limit the present invention the scope of the claims, every using this
Equivalent structure or equivalent flow conversion that bright description is made, or directly or indirectly it is used in other related technology necks
Domain, is included within the scope of the present invention.
Claims (6)
1. improvement desertification soil property soil remediation fertilizer it is characterised in that: be prepared by the raw materials in: colliery powder
50-60 part, polyisocyanates 45-55 part, potassium feldspar 20-30 part, montmorillonite 2 0-30 part, carbamide 15-25 part, powder of straw 12-18
Part, humic acid in peat 10-15 part, biochemical fulvic acid 10-15 part, protonation shitosan 8-12 part, Rhizoma amorphophalli powder 7-11 part, barnyard manure 6-
10 parts, sodium potassium tartrate tetrahydrate 5-8 part, sulfonic acid bacterium 4-6 part, potassium dihydrogen phosphate 3-5 part, nano titanium oxide 2-4 part, dispersant 2-5
Part, water-retaining agent 2-5 part.
2. improvement desertification soil property according to claim 1 soil remediation fertilizer it is characterised in that: described dispersant choosing
From one or more of dimethyl sulfoxide, fatty alcohol-polyoxyethylene ether, hexamethylphosphoric acid triamide.
3. according to claim 1 improvement desertification soil property soil remediation fertilizer it is characterised in that: described water-retaining agent is selected from
One or more of polyvinyl alcohol-anhydride cross-linked copolymer, starch-acrylate graft copolymer, sodium polyacrylate.
4. the preparation method of the soil remediation fertilizer of improvement desertification soil property according to any one of claim 1-3, its feature
It is, comprise the following steps:
(1) weigh each raw material according to weight portion;
(2) potassium feldspar, montmorillonite are mixed, calcining, obtain mixed calcining powder, standby;
(3) colliery powder, powder of straw, protonation shitosan, Rhizoma amorphophalli powder, barnyard manure, sodium potassium tartrate tetrahydrate, potassium dihydrogen phosphate are passed through to do
Dry machine is dried, and is dried and is less than 8% to water content, is ground by grinder after the completion of being dried, and grinds and is accomplished by filtering
Net is filtered, and obtains the powder mixture that particle size range is 20~30 μm;
(4) powder mixture of the mixed calcining powder of step (2) and (3) is mixed, the deionized water of the quality such as addition,
Carry out ultrasonic high speed dispersion using ultrasonic machine, ultrasonic frequency is 30~35khz, rate of dispersion 5500~6500r/min, dispersion
Time is 40~50min, obtains ultrasonic disperse and processes mixed liquor;
(5) ultrasonic disperse is processed mixed liquor microwave treatment 15min under microwave frequency 2700mhz, power 950w, treat that nature is cold
But polyisocyanates, carbamide, humic acid in peat, biochemical fulvic acid, sulfonic acid bacterium, nano titanium oxide, dispersion are added to room temperature
Agent, water-retaining agent, mix and blend 2.5~3.5 hours at 45~55 DEG C, obtain secondary mixed liquor;
(6) the secondary mixed liquor obtaining is dried process, makes the water content of gained mixture be maintained at 20~25%, subsequently
Send into and extruder grain is carried out to roller Squeezinggranulator;
(7) granule after pelletize is carried out drying and processing, water content 7~12%, obtains finished product.
5. according to claim 4 improvement desertification soil property soil remediation fertilizer preparation method it is characterised in that: institute
Stating ultrasonic frequency in step (4) is 32khz, rate of dispersion 6000r/min, and jitter time is 45min.
6. the soil remediation fertilizer of improvement desertification soil property according to claim 4 or 5 preparation method it is characterised in that:
Drying mode employed in described step (6) is vacuum lyophilization.
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108164345A (en) * | 2018-03-01 | 2018-06-15 | 合肥百绿盛农业科技有限公司 | A kind of preparation method of seedling growth fertilizer |
CN108774530A (en) * | 2018-05-17 | 2018-11-09 | 中国林业科学研究院华北林业实验中心 | A kind of transplantation method of degradable soil consolidation agent and preparation method thereof and plantling |
CN111499451A (en) * | 2020-03-31 | 2020-08-07 | 四川绿蕴沙环保科技有限公司 | Ecological restoration material and ecological restoration method for plateau deteriorated grassland |
US20210206699A1 (en) * | 2018-11-16 | 2021-07-08 | Northeastern University | Preparation method for plant growth agent for ecological water retention, fertilizer saving and production increase promotion |
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CN1800118A (en) * | 2005-06-21 | 2006-07-12 | 华南农业大学 | Production method enveloped control-released fertilizer |
CN102140049A (en) * | 2011-05-07 | 2011-08-03 | 贵州元泰科技有限公司 | Water retention and sustained-release combined cup fertilizer |
CN103343010A (en) * | 2013-06-03 | 2013-10-09 | 南阳永富达矿产品有限公司 | Novel soil amendment |
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CN108164345A (en) * | 2018-03-01 | 2018-06-15 | 合肥百绿盛农业科技有限公司 | A kind of preparation method of seedling growth fertilizer |
CN108774530A (en) * | 2018-05-17 | 2018-11-09 | 中国林业科学研究院华北林业实验中心 | A kind of transplantation method of degradable soil consolidation agent and preparation method thereof and plantling |
US20210206699A1 (en) * | 2018-11-16 | 2021-07-08 | Northeastern University | Preparation method for plant growth agent for ecological water retention, fertilizer saving and production increase promotion |
CN111499451A (en) * | 2020-03-31 | 2020-08-07 | 四川绿蕴沙环保科技有限公司 | Ecological restoration material and ecological restoration method for plateau deteriorated grassland |
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