CN115418230A - Preparation method of saline-alkali soil improver - Google Patents
Preparation method of saline-alkali soil improver Download PDFInfo
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- CN115418230A CN115418230A CN202211187362.7A CN202211187362A CN115418230A CN 115418230 A CN115418230 A CN 115418230A CN 202211187362 A CN202211187362 A CN 202211187362A CN 115418230 A CN115418230 A CN 115418230A
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- 239000002689 soil Substances 0.000 title claims abstract description 64
- 239000003513 alkali Substances 0.000 title claims abstract description 50
- 238000002360 preparation method Methods 0.000 title claims abstract description 30
- 238000003756 stirring Methods 0.000 claims abstract description 78
- 239000002028 Biomass Substances 0.000 claims abstract description 42
- 238000002156 mixing Methods 0.000 claims abstract description 30
- 239000002994 raw material Substances 0.000 claims abstract description 30
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 28
- 239000006041 probiotic Substances 0.000 claims abstract description 21
- 235000018291 probiotics Nutrition 0.000 claims abstract description 21
- 239000000203 mixture Substances 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 claims abstract description 13
- 239000000428 dust Substances 0.000 claims abstract description 12
- 238000000855 fermentation Methods 0.000 claims abstract description 12
- 230000004151 fermentation Effects 0.000 claims abstract description 12
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 claims abstract description 11
- 235000002017 Zea mays subsp mays Nutrition 0.000 claims abstract description 11
- 235000005822 corn Nutrition 0.000 claims abstract description 11
- 210000003608 fece Anatomy 0.000 claims abstract description 11
- 239000010902 straw Substances 0.000 claims abstract description 10
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 9
- 229910052799 carbon Inorganic materials 0.000 claims description 9
- HYBBIBNJHNGZAN-UHFFFAOYSA-N furfural Chemical group O=CC1=CC=CO1 HYBBIBNJHNGZAN-UHFFFAOYSA-N 0.000 claims description 9
- 239000000047 product Substances 0.000 claims description 7
- 239000000413 hydrolysate Substances 0.000 claims description 6
- 239000002440 industrial waste Substances 0.000 claims description 6
- 238000000197 pyrolysis Methods 0.000 claims description 6
- 241000209149 Zea Species 0.000 claims 2
- 240000008042 Zea mays Species 0.000 abstract description 9
- 239000003607 modifier Substances 0.000 abstract description 8
- 230000000529 probiotic effect Effects 0.000 abstract description 7
- 230000035558 fertility Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 241000196324 Embryophyta Species 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 abstract 2
- 239000011780 sodium chloride Substances 0.000 abstract 2
- 150000003839 salts Chemical class 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 229910052700 potassium Inorganic materials 0.000 description 3
- 239000011591 potassium Substances 0.000 description 3
- -1 scale Chemical compound 0.000 description 3
- 239000003337 fertilizer Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 210000001015 abdomen Anatomy 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 239000013522 chelant Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 235000012343 cottonseed oil Nutrition 0.000 description 1
- 239000010903 husk Substances 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 235000021190 leftovers Nutrition 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 210000004914 menses Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003895 organic fertilizer Substances 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 235000013619 trace mineral Nutrition 0.000 description 1
- 239000011573 trace mineral Substances 0.000 description 1
- 235000021419 vinegar Nutrition 0.000 description 1
- 239000000052 vinegar Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K17/00—Soil-conditioning materials or soil-stabilising materials
- C09K17/40—Soil-conditioning materials or soil-stabilising materials containing mixtures of inorganic and organic compounds
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
- C05G3/80—Soil conditioners
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2101/00—Agricultural use
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2109/00—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE pH regulation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Organic Chemistry (AREA)
- Pest Control & Pesticides (AREA)
- Inorganic Chemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Soil Conditioners And Soil-Stabilizing Materials (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a preparation method of a saline-alkali soil modifier, which relates to the technical field of saline-alkali soil modifiers, and adopts the technical scheme that: the method comprises the following specific steps: the method comprises the following steps: stirring and mixing cow dung and a fermentation product of corn straws to obtain a raw material A; step two: put into the mixer with raw materials A and loess according to certain proportion and stir the mixture, after mixing, put into biomass power plant's biomass furnace dust according to certain proportion again and stir the mixture, a preparation method beneficial effect of saline and alkaline land improver is: through the preparation of fermenting raw materials A, loess, biomass power plant's biomass furnace dust, probiotic, pH value balancing agent according to certain proportion to add and stir in the rotary kiln and mix, thereby obtain the improver, not only can improve the improvement effect in saline and alkaline land, still can improve the fertility of soil, thereby can improve the output of plant.
Description
Technical Field
The invention relates to the technical field of saline-alkali soil improvers, and particularly relates to a preparation method of a saline-alkali soil improver.
Background
Saline-alkali soil is a kind of salt accumulation, and means that salt contained in soil influences normal growth of crops. In the process of utilizing the saline-alkali soil, the saline-alkali soil can be divided into light saline-alkali soil, moderate saline-alkali soil and heavy saline-alkali soil. The light saline-alkali soil means that the emergence rate is 70% -80%, and the salt content is below three thousandth; the heavy saline-alkali soil has salt content more than six thousandths, and the emergence rate is lower than 50%; the middle block is a moderate saline-alkali land, wherein the pH value is expressed as: the pH value of the mild saline-alkali soil is as follows: 7.1-8.5, and the pH value of the moderate saline-alkali soil is as follows: 8.5-9.5, and the PH value of the severe saline-alkali soil is as follows: 9.5 or more. The saline-alkali soil is formed under certain natural conditions, and the essence of the formation is that various easily soluble salts are redistributed in the horizontal direction and the vertical direction on the ground, so that the salt is gradually accumulated on the soil surface layer of the salt collecting area.
At present, when saline-alkali soil is improved, a modifier is often needed, but the improvement effect of the existing saline-alkali soil modifier is poor, and the fertility of soil cannot be improved.
Therefore, the invention is necessary to invent a preparation method of the saline-alkali soil improver.
Disclosure of Invention
The invention is provided in view of the problems in the method for preparing the saline-alkali soil improver and/or the prior method for preparing the saline-alkali soil improver.
Therefore, the invention aims to provide a preparation method of a saline-alkali soil improver, which is prepared by fermenting raw materials A, loess, biomass furnace dust of a biomass power plant, probiotics and a pH value balancing agent according to a certain proportion, and adding the raw materials into a rotary kiln for stirring and mixing, so as to obtain the improver.
To solve the above technical problem, according to an aspect of the present invention, the present invention provides the following technical solutions:
a preparation method of a saline-alkali soil improver comprises the following specific steps:
the method comprises the following steps: stirring and mixing cow dung and a fermentation product of corn straws to obtain a raw material A;
step two: putting the raw material A and the loess into a stirrer according to a certain proportion for stirring and mixing, after mixing, putting biomass furnace dust of a biomass power plant according to a certain proportion for stirring and mixing, after mixing, putting probiotics according to a certain proportion for stirring and mixing, thereby completing preparation, and fermenting;
step three: after fermentation, a pH value balancing agent is added according to a certain proportion, and the mixture is stirred and mixed in a rotary kiln, so that the modifying agent is obtained.
As a preferred scheme of the preparation method of the saline-alkali soil improver, the preparation method comprises the following steps: the raw material A comprises the following components in parts by weight: 80-100 g of cow dung and 15-50 g of corn straw.
As a preferred scheme of the preparation method of the saline-alkali soil improver, the preparation method comprises the following steps: in the second step, the ratio of the raw material A, the loess, the biomass furnace ash of the biomass power plant, the probiotics and the pH value balancing agent is 30%:45%:20%:4%:1 percent.
As a preferred scheme of the preparation method of the saline-alkali soil improver, the preparation method comprises the following steps: the pH value balancing agent is one of furfural residues, industrial waste sulfuric acid hydrolysate and pyroligneous liquor of dry distillation carbon.
As a preferred scheme of the preparation method of the saline-alkali soil improver, the preparation method comprises the following steps: in the first step, the stirring time is 20min-30min, and the stirring temperature is 65 ℃ to 75 ℃.
As a preferred scheme of the preparation method of the saline-alkali soil improver, the preparation method comprises the following steps: in the second step, the stirring temperature of the raw material A and the loess is 60-70 ℃, the stirring time is 10-20 min, the stirring temperature after the biomass furnace dust of the biomass power plant is put in is 50-60 ℃, the stirring time is 10-15 min, the stirring temperature after the probiotics is put in is 62-64 ℃, and the stirring time is 12-14 min.
As a preferred scheme of the preparation method of the saline-alkali soil improver, the preparation method comprises the following steps: in the third step, the stirring time is 35min to 40min, and the stirring temperature is 60 ℃ to 78 ℃.
The invention has the beneficial effects that:
the fermentation product of cow dung and corn stalk is stirred and mixed, thereby obtaining raw material A, the raw material A and loess are put into a stirrer according to a certain proportion to be stirred and mixed, after mixing, the biomass furnace dust of a biomass power plant is put into according to a certain proportion again and is stirred and mixed, after mixing, the probiotics is put into according to a certain proportion again and is stirred and mixed, after mixing, the PH value balancing agent is put into according to a certain proportion again and is stirred and mixed, thereby completing the configuration, and fermenting, after fermenting, and adding into a rotary kiln to be stirred and mixed, thereby obtaining the modifying agent, the well-mixed modifying agent is uniformly laid on the surface of saline-alkali ground, and then the soil is turned over, thereby the modifying agent and the original saline-alkali soil are well mixed, through the raw material A, loess, the biomass furnace dust of the biomass power plant, the probiotics, the PH value balancing agent is fermented and configured according to a certain proportion, and is added into the rotary kiln to be stirred and mixed, thereby obtaining the modifying agent, not only the improvement effect of the saline-alkali soil can be improved, but also the fertility of the soil can be improved, thereby the yield of the plant can be improved.
Detailed Description
The following description of the preferred embodiments of the present invention is provided for the purpose of illustration and description, and is in no way intended to limit the invention.
Example 1:
the invention provides a preparation method of a saline-alkali soil modifier, which comprises the following specific steps:
the method comprises the following steps: stirring and mixing 80g of cow dung and 15g of corn straw fermentation product to obtain a raw material A, wherein the stirring time is 20min, and the stirring temperature is 65 ℃;
cow dung: the fermented cow dung can be used as a base fertilizer for crops, can be changed into a fertilizer and processed into an organic fertilizer, and can loosen soil, improve the soil hardening condition, chelate trace elements in the soil and improve the soil fertility;
corn stalk: the corn straws are crops for both grain, menses and feed mainly used as feed, and the straws are returned to the field through the belly, thereby having the functions of preserving soil moisture and regulating and controlling field temperature and humidity and also having the function of inhibiting weeds;
step two: put into the mixer with raw materials A and loess according to certain proportion and stir the mixture, after mixing, put into biomass power plant's biomass furnace ash according to certain proportion again and stir the mixture, after mixing, put into the probiotic according to certain proportion again and stir the mixture to accomplish the configuration, and ferment, wherein, raw materials A, loess, biomass power plant's biomass furnace ash, probiotic, PH value balancing agent's ratio proportion is 30%:45%:20%:4%:1%, on the basis of basic proportion, the formula can be adjusted according to the requirements of pH value and conductivity, carbon, nitrogen, scale, potassium and the like of saline-alkali soil, the pH value balancing agent is one of furfural residue, industrial waste sulfuric acid hydrolysate and pyroligneous liquor of dry distillation carbon, the stirring temperature of the raw material A and loess is 60 ℃, the stirring time is 10min, the stirring temperature after biomass furnace ash of a biomass power plant is placed is 50 ℃, the stirring time is 10min, the stirring temperature after probiotics are placed is 62 ℃, and the stirring time is 12min;
loess: loess is yellow silt deposit carried by wind in the quaternary period of the geological age, and is a very fertile soil layer;
and (3) probiotics: the probiotics have the function of regulating water quality;
and (3) furfural residue: the furfural residues are biomass substances, such as biomass wastes generated in the production of furfural by hydrolyzing polypentaose components in corncobs, cornstalks, rice husks, cottonseed hulls and agricultural and sideline product processing leftovers, and have the function of improving alkaline soil;
the wood vinegar liquid of the industrial waste sulfuric acid hydrolysate and the dry distillation carbon has the function of improving alkaline soil;
step three: after fermentation, adding a pH value balancing agent according to a certain proportion, and stirring and mixing in a rotary kiln to obtain the modifying agent, wherein the stirring time is 35min, and the stirring temperature is 60 ℃.
Example 2:
the invention provides a preparation method of a saline-alkali soil improver, which comprises the following specific steps:
the method comprises the following steps: stirring and mixing 90g of cow dung and 32.5g of corn straw fermentation product to obtain a raw material A, wherein the stirring time is 25min, and the stirring temperature is 70 ℃;
step two: put into the mixer with raw materials A and loess according to certain proportion and stir the mixture, after mixing, put into biomass power plant's biomass furnace ash according to certain proportion again and stir the mixture, after mixing, put into the probiotic according to certain proportion again and stir the mixture to accomplish the configuration, and ferment, wherein, raw materials A, loess, biomass power plant's biomass furnace ash, probiotic, PH value balancing agent's ratio proportion is 30%:45%:20%:4%:1 percent, on the basis of basic proportion, the formula can be adjusted according to the requirements of PH value and conductivity of saline-alkali soil, carbon, nitrogen, scale, potassium and the like, the PH value balancing agent is one of furfural residues, industrial waste sulfuric acid hydrolysate and pyroligneous liquor of dry distillation carbon, the stirring temperature of the raw material A and loess is 65 ℃, the stirring time is 15min, the stirring temperature after the biomass furnace dust of a biomass power plant is put in is 55 ℃, the stirring time is 12.5min, the stirring temperature after the probiotics are put in is 63 ℃, and the stirring time is 13min;
step three: after fermentation, adding a pH value balancing agent according to a certain proportion, and stirring and mixing in a rotary kiln to obtain the modifying agent, wherein the stirring time is 37.5min, and the stirring temperature is 69 ℃.
Example 3:
the invention provides a preparation method of a saline-alkali soil improver, which comprises the following specific steps:
the method comprises the following steps: stirring and mixing 100g of cow dung and 50g of corn straw fermentation product to obtain a raw material A, wherein the stirring time is 30min, and the stirring temperature is 75 ℃;
step two: put into the mixer with raw materials A and loess according to certain proportion and stir the mixture, after mixing, put into biomass power plant's biomass furnace ash according to certain proportion again and stir the mixture, after mixing, put into the probiotic according to certain proportion again and stir the mixture to accomplish the configuration, and ferment, wherein, raw materials A, loess, biomass power plant's biomass furnace ash, probiotic, PH value balancing agent's ratio proportion is 30%:45%:20%:4%:1 percent, on the basis of basic proportion, the formula can be adjusted according to the requirements of PH value and conductivity of saline-alkali soil, carbon, nitrogen, scale, potassium and the like, the PH value balancing agent is one of furfural residues, industrial waste sulfuric acid hydrolysate and pyroligneous liquor of dry distillation carbon, the stirring temperature of the raw material A and loess is 70 ℃, the stirring time is 20min, the stirring temperature after the biomass furnace dust of a biomass power plant is put in is 60 ℃, the stirring time is 15min, the stirring temperature after the probiotics are put in is 64 ℃, and the stirring time is 14min;
step three: after fermentation, adding a pH value balancing agent according to a certain proportion, and stirring and mixing in a rotary kiln to obtain the modifying agent, wherein the stirring time is 40min, and the stirring temperature is 78 ℃.
The modifiers prepared in examples 1-3 above were compared to obtain the following data:
as can be seen from the table, the modifier prepared in the embodiment 1-3 has better performance in the pH value and the soil fertility of the saline-alkali soil, after the modifier is used, the embodiment 2 has the best effect, and the pH value of the saline-alkali soil is reduced in the efficient soil fertility.
The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solution described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the protection scope of the present invention.
Claims (7)
1. The preparation method of the saline-alkali soil improver is characterized by comprising the following specific steps:
the method comprises the following steps: stirring and mixing cow dung and a fermentation product of corn straws to obtain a raw material A;
step two: putting the raw material A and the loess into a stirrer according to a certain proportion for stirring and mixing, after mixing, putting biomass furnace dust of a biomass power plant according to a certain proportion for stirring and mixing, after mixing, putting probiotics according to a certain proportion for stirring and mixing, thereby completing preparation, and fermenting;
step three: after fermentation, a pH value balancing agent is added according to a certain proportion, and the mixture is stirred and mixed in a rotary kiln, so that the modifying agent is obtained.
2. The preparation method of the saline-alkali soil improver according to claim 1, which is characterized in that: the raw material A comprises the following components in parts by weight: 80-100 g of cow dung and 15-50 g of corn straw.
3. The method for preparing the saline-alkali soil improver according to claim 1, which is characterized by comprising the following steps: in the second step, the raw material A, the loess, the biomass furnace dust of the biomass power plant, the probiotics and the PH value balancing agent are mixed in a ratio of 30%:45%:20%:4%:1 percent.
4. The method for preparing the saline-alkali soil improver according to claim 1, which is characterized by comprising the following steps: the pH value balancing agent is one of furfural residues, industrial waste sulfuric acid hydrolysate and pyroligneous liquor of dry distillation carbon.
5. The preparation method of the saline-alkali soil improver according to claim 1, which is characterized in that: in the first step, the stirring time is 20min-30min, and the stirring temperature is 65 ℃ to 75 ℃.
6. The preparation method of the saline-alkali soil improver according to claim 1, which is characterized in that: in the second step, the stirring temperature of the raw material A and the loess is 60-70 ℃, the stirring time is 10-20 min, the stirring temperature after the biomass furnace dust of the biomass power plant is put in is 50-60 ℃, the stirring time is 10-15 min, the stirring temperature after the probiotics are put in is 62-64 ℃, and the stirring time is 12-14 min.
7. The method for preparing the saline-alkali soil improver according to claim 1, which is characterized by comprising the following steps: in the third step, the stirring time is 35min-40min, and the stirring temperature is 60 ℃ to 78 ℃.
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