CN115707678A - Soil conditioner for improving saline-alkali soil - Google Patents
Soil conditioner for improving saline-alkali soil Download PDFInfo
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- CN115707678A CN115707678A CN202211484067.8A CN202211484067A CN115707678A CN 115707678 A CN115707678 A CN 115707678A CN 202211484067 A CN202211484067 A CN 202211484067A CN 115707678 A CN115707678 A CN 115707678A
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- Prior art keywords
- soil
- soil conditioner
- improving saline
- alkali
- materials
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- 239000002689 soil Substances 0.000 title claims abstract description 28
- 239000003516 soil conditioner Substances 0.000 title claims abstract description 28
- 239000003513 alkali Substances 0.000 title claims abstract description 25
- 239000000463 material Substances 0.000 claims abstract description 50
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 28
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 26
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 26
- 241001330002 Bambuseae Species 0.000 claims abstract description 26
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 26
- 239000011425 bamboo Substances 0.000 claims abstract description 26
- 239000000203 mixture Substances 0.000 claims abstract description 18
- 229920002472 Starch Polymers 0.000 claims abstract description 16
- 235000019698 starch Nutrition 0.000 claims abstract description 16
- 239000008107 starch Substances 0.000 claims abstract description 16
- 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 claims abstract description 14
- 239000004021 humic acid Substances 0.000 claims abstract description 14
- 238000002360 preparation method Methods 0.000 claims abstract description 13
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000000853 adhesive Substances 0.000 claims abstract description 11
- 230000001070 adhesive effect Effects 0.000 claims abstract description 11
- 239000000440 bentonite Substances 0.000 claims abstract description 11
- 229910000278 bentonite Inorganic materials 0.000 claims abstract description 11
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000004202 carbamide Substances 0.000 claims abstract description 11
- 239000010440 gypsum Substances 0.000 claims abstract description 11
- 229910052602 gypsum Inorganic materials 0.000 claims abstract description 11
- 239000008187 granular material Substances 0.000 claims abstract description 9
- 229920002522 Wood fibre Polymers 0.000 claims abstract description 8
- 238000005469 granulation Methods 0.000 claims abstract description 8
- 230000003179 granulation Effects 0.000 claims abstract description 8
- 239000002025 wood fiber Substances 0.000 claims abstract description 8
- 239000002245 particle Substances 0.000 claims abstract description 6
- 235000011837 pasties Nutrition 0.000 claims abstract description 6
- 239000002994 raw material Substances 0.000 claims abstract description 6
- 238000005303 weighing Methods 0.000 claims abstract description 6
- 238000007605 air drying Methods 0.000 claims description 20
- 238000003756 stirring Methods 0.000 claims description 20
- 239000000835 fiber Substances 0.000 claims description 18
- 238000002156 mixing Methods 0.000 claims description 10
- 241000609240 Ambelania acida Species 0.000 claims description 5
- 229920002261 Corn starch Polymers 0.000 claims description 5
- 240000007594 Oryza sativa Species 0.000 claims description 5
- 235000007164 Oryza sativa Nutrition 0.000 claims description 5
- 239000010905 bagasse Substances 0.000 claims description 5
- 239000011230 binding agent Substances 0.000 claims description 5
- 238000007664 blowing Methods 0.000 claims description 5
- 239000008120 corn starch Substances 0.000 claims description 5
- 229920001592 potato starch Polymers 0.000 claims description 5
- 239000000843 powder Substances 0.000 claims description 5
- 235000009566 rice Nutrition 0.000 claims description 5
- 238000007873 sieving Methods 0.000 claims description 5
- 235000015099 wheat brans Nutrition 0.000 claims description 5
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 abstract description 6
- 230000035558 fertility Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000002585 base Substances 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 3
- 238000006386 neutralization reaction Methods 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Fertilizers (AREA)
- Soil Conditioners And Soil-Stabilizing Materials (AREA)
Abstract
The invention discloses a soil conditioner for improving saline-alkali soil, which is prepared from the following raw materials: 25-35% of gypsum, 5-8% of humic acid, 10-25% of bentonite, 3-7% of urea, 1-5% of bamboo wood fiber, 5-15% of bran residue, 10-20% of water and 3-8% of starch adhesive; the preparation method of the soil conditioner comprises the following steps: s1, weighing the components according to mass percentage for later use; s2, obtaining a crushed material; s3, obtaining a mixed material; s4, obtaining a pasty material; s5, obtaining a particle material; s6, place the tray with the granule material on, place the shady and cool position and air-dry, can accomplish the preparation, through the composition that adopts calcium sulfate mixed humic acid, with low costs, do benefit to control, simultaneously through adding multiple composition, do benefit to and mix the granulation, guarantee structural stability, conveniently preserve the transportation and fertilize the use to can through acid-base in and lease reduction soil basicity, strengthen the fertility simultaneously, convenient production and processing does benefit to and uses widely.
Description
Technical Field
The invention relates to the technical field of soil improvement, in particular to a soil conditioner for improving saline-alkali soil.
Background
The improvement of saline-alkali soil is a complex comprehensive treatment system engineering, and for the improvement of saline-alkali soil, a comprehensive treatment method comprising improvement measures of chemistry, biology, agriculture, water conservancy engineering and the like is mostly adopted, which is also the main direction for improving and treating the saline-alkali soil.
In the existing soil improvement work, the conditioner is generally used in a chemical mode of adding the conditioner, but the existing soil conditioner has unreasonable components, is easy to cause secondary pollution, is not beneficial to production and preparation, influences the application effect, is not beneficial to popularization and use, and needs to provide a new conditioner.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a soil conditioner for improving saline-alkali soil.
In order to achieve the purpose, the invention adopts the following technical scheme:
a soil conditioner for improving saline-alkali soil is prepared from the following raw materials: 25-35% of gypsum, 5-8% of humic acid, 10-25% of bentonite, 3-7% of urea, 1-5% of bamboo wood fiber, 5-15% of bran residue, 10-20% of water and 3-8% of starch adhesive;
the preparation method of the soil conditioner comprises the following steps:
s1, weighing the components according to mass percentage for later use;
s2, respectively putting gypsum and bentonite into a pulverizer to be pulverized, and sieving by using a screen to obtain a pulverized material;
s3, putting the crushed materials into a stirrer, adding water, humic acid, a starch adhesive and urea, and stirring and mixing to obtain mixed materials;
s4, putting the bamboo fiber and the bran residues into the mixed material in batches, and stirring and mixing to form paste to obtain a paste material;
s5, putting the pasty material into a granulator, extruding excessive water, and then extruding and granulating to obtain granular material;
s6, placing the particle materials on a tray, and placing the tray in a shady and cool position for air drying to complete preparation.
Preferably, the bamboo fiber is short fiber prepared by crushing tender branches of bamboo.
Preferably, the bran residues comprise one or more mixtures of bagasse, corncobs, wheat bran and rice hulls, and are crushed materials.
Preferably, the starch binder comprises one of corn starch and potato starch, and is in an un-agglomerated powder state.
Preferably, the mixture material in the step S3 is a viscous mixture, and the stirring time is 30 minutes to 40 minutes.
Preferably, the bamboo and wood fibers and the bran residues are added three times when the mixture in the step S4 is mixed into paste, and the interval time is 10 to 12 minutes, during which the stirring is continuously carried out.
Preferably, the excess water extruded in the step S5 is recovered and added to the water in the step S3.
Preferably, the granulation in step S5 includes spherical and cylindrical structures, and the spherical structure has a diameter of 0.5 cm to 0.8 cm, the cylindrical structure is 0.4 cm to 0.5 cm, and the length is 1.5 cm to 1.6 cm.
Preferably, the air drying in S6 includes natural air drying and air-blowing accelerated air drying at natural temperature.
The soil conditioner for improving the saline-alkali soil provided by the invention is low in cost and beneficial to control by adopting the components of calcium sulfate mixed with humic acid, is beneficial to mixed granulation by adding multiple components, ensures the structural stability, is convenient to store, transport and fertilize, can reduce the alkalinity of the soil by acid-alkali neutralization and renting, enhances the fertility, is convenient to produce and process, and is beneficial to popularization and use.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
A soil conditioner for improving saline-alkali soil is prepared from the following raw materials: 25-35% of gypsum, 5-8% of humic acid, 10-25% of bentonite, 3-7% of urea, 1-5% of bamboo fiber, 5-15% of bran residue, 10-20% of water and 3-8% of starch adhesive;
the preparation method of the soil conditioner comprises the following steps:
s1, weighing the components according to mass percentage for later use;
s2, respectively putting gypsum and bentonite into a pulverizer for pulverizing, and sieving by using a screen to obtain a pulverized material;
s3, putting the crushed materials into a stirrer, adding water, humic acid, a starch adhesive and urea, and stirring and mixing to obtain mixed materials;
s4, putting the bamboo fiber and the bran residues into the mixed material in batches, and stirring and mixing to form paste to obtain a paste material;
s5, putting the pasty material into a granulator, extruding out excessive water, and then extruding out granules to obtain granular materials;
s6, placing the particle materials on a tray, and placing the tray in a cool position for air drying to finish preparation.
Preferably, the bamboo fiber is short fiber prepared by crushing tender branches of bamboo.
Preferably, the bran residues comprise one or more mixtures of bagasse, corncobs, wheat bran and rice hulls, and are crushed materials.
Preferably, the starch binder comprises one of corn starch and potato starch, and is in an un-agglomerated powder state.
Preferably, the mixture material in the step S3 is a viscous mixture, and the stirring time is 30 minutes to 40 minutes.
Preferably, the bamboo and wood fibers and the bran residues are added three times when the mixture in S4 is mixed into a paste, and the interval time is 10 to 12 minutes, during which the stirring is continued.
Preferably, the excess water extruded in the step S5 is recovered and added to the water in the step S3.
Preferably, the granulation in the S5 step includes a spherical and cylindrical structure, and the spherical structure has a diameter of 0.5 cm to 0.8 cm, the cylindrical structure is directly 0.4 cm to 0.5 cm, and the length is 1.5 cm to 1.6 cm.
Preferably, the air drying in S6 includes natural air drying and air-blowing accelerated air drying at natural temperature.
The soil conditioner for improving the saline-alkali soil provided by the invention is low in cost and beneficial to control by adopting the components of calcium sulfate mixed with humic acid, is beneficial to mixed granulation by adding multiple components, ensures the structural stability, is convenient to store, transport and fertilize, can reduce the alkalinity of the soil by acid-alkali neutralization and renting, enhances the fertility, is convenient to produce and process, and is beneficial to popularization and use.
Example 1
A soil conditioner for improving saline-alkali soil is prepared from the following raw materials: 30% of gypsum, 8% of humic acid, 22% of bentonite, 6% of urea, 4% of bamboo fiber, 12% of bran residue, 10% of water and 8% of starch adhesive;
the preparation method of the soil conditioner comprises the following steps:
s1, weighing the components according to mass percentage for later use;
s2, respectively putting gypsum and bentonite into a pulverizer for pulverizing, and sieving by using a screen to obtain a pulverized material;
s3, putting the crushed materials into a stirrer, adding water, humic acid, a starch adhesive and urea, and stirring and mixing to obtain mixed materials;
s4, putting the bamboo wood fibers and the bran residues into the mixed material in batches, and stirring and mixing to form paste to obtain a paste material;
s5, putting the pasty material into a granulator, extruding excessive water, and then extruding and granulating to obtain granular material;
s6, placing the particle materials on a tray, and placing the tray in a cool position for air drying to finish preparation.
Preferably, the bamboo fiber is short fiber prepared by crushing tender branches of bamboo.
Preferably, the bran residue comprises one or more of bagasse, corncob, wheat bran and rice hull, and is a crushed material.
Preferably, the starch binder comprises one of corn starch and potato starch, and is in an un-agglomerated powder state.
Preferably, the mixture material in the step S3 is a viscous mixture, and the stirring time is 30 minutes to 40 minutes.
Preferably, the bamboo fiber and the bran residue are added three times when the S4 is mixed into a paste, and the time interval is 10 to 12 minutes, during which the stirring is continued.
Preferably, the excess water extruded in the step S5 is recovered and added to the water in the step S3.
Preferably, the granulation in step S5 includes spherical and cylindrical structures, and the spherical structure has a diameter of 0.5 cm to 0.8 cm, the cylindrical structure is directly 0.4 cm to 0.5 cm, and the length is 1.5 cm to 1.6 cm.
Preferably, the air drying in S6 includes natural air drying and air-blowing accelerated air drying at natural temperature.
Example 2
A soil conditioner for improving saline-alkali soil is prepared from the following raw materials: 35% of gypsum, 5% of humic acid, 20% of bentonite, 5% of urea, 5% of bamboo fiber, 5% of bran residue, 20% of water and 5% of starch adhesive;
the preparation method of the soil conditioner comprises the following steps:
s1, weighing the components according to mass percentage for later use;
s2, respectively putting gypsum and bentonite into a pulverizer to be pulverized, and sieving by using a screen to obtain a pulverized material;
s3, putting the crushed materials into a stirrer, adding water, humic acid, a starch adhesive and urea, and stirring and mixing to obtain mixed materials;
s4, putting the bamboo fiber and the bran residues into the mixed material in batches, and stirring and mixing to form paste to obtain a paste material;
s5, putting the pasty material into a granulator, extruding out excessive water, and then extruding out granules to obtain granular materials;
s6, placing the particle materials on a tray, and placing the tray in a cool position for air drying to finish preparation.
Preferably, the bamboo fiber is short fiber prepared by crushing tender branches of bamboo.
Preferably, the bran residue comprises one or more of bagasse, corncob, wheat bran and rice hull, and is a crushed material.
Preferably, the starch binder comprises one of corn starch and potato starch, and is in an un-agglomerated powder state.
Preferably, the mixture material in the step S3 is a viscous mixture, and the stirring time is 30 minutes to 40 minutes.
Preferably, the bamboo and wood fibers and the bran residues are added three times when the mixture in S4 is mixed into a paste, and the interval time is 10 to 12 minutes, during which the stirring is continued.
Preferably, the excess water extruded in the step S5 is recovered and added to the water in the step S3.
Preferably, the granulation in step S5 includes spherical and cylindrical structures, and the spherical structure has a diameter of 0.5 cm to 0.8 cm, the cylindrical structure is directly 0.4 cm to 0.5 cm, and the length is 1.5 cm to 1.6 cm.
Preferably, the air drying in S6 includes natural air drying and air-blowing accelerated air drying at natural temperature.
Claims (9)
1. A soil conditioner for improving saline-alkali soil is characterized in that: the soil conditioner is prepared from the following raw materials: 25-35% of gypsum, 5-8% of humic acid, 10-25% of bentonite, 3-7% of urea, 1-5% of bamboo fiber, 5-15% of bran residue, 10-20% of water and 3-8% of starch adhesive;
the preparation method of the soil conditioner comprises the following steps:
s1, weighing the components according to mass percentage for later use;
s2, respectively putting gypsum and bentonite into a pulverizer to be pulverized, and sieving by using a screen to obtain a pulverized material;
s3, putting the crushed materials into a stirrer, adding water, humic acid, a starch adhesive and urea, and stirring and mixing to obtain mixed materials;
s4, putting the bamboo wood fibers and the bran residues into the mixed material in batches, and stirring and mixing to form paste to obtain a paste material;
s5, putting the pasty material into a granulator, extruding out excessive water, and then extruding out granules to obtain granular materials;
s6, placing the particle materials on a tray, and placing the tray in a shady and cool position for air drying to complete preparation.
2. The soil conditioner for improving saline-alkali soil as claimed in claim 1, wherein: the bamboo fiber is short fiber prepared by crushing tender branches of bamboo.
3. The soil conditioner for improving saline-alkali soil as claimed in claim 1, wherein: the bran residues comprise one or more of bagasse, corncobs, wheat bran and rice hulls, and are crushed materials.
4. The soil conditioner for improving saline-alkali soil as claimed in claim 1, wherein: the starch binder comprises one of corn starch and potato starch, and is in an un-agglomerated powder state.
5. The soil conditioner for improving saline-alkali soil as claimed in claim 1, wherein: and the mixture in the step S3 is a viscous mixture, and the stirring time is 30 to 40 minutes.
6. The soil conditioner for improving saline-alkali soil as claimed in claim 1, wherein: and adding the bamboo wood fiber and the bran residues for three times when the materials in the S4 are mixed into paste, wherein the interval time is 10-12 minutes, and the stirring is continuously carried out.
7. The soil conditioner for improving saline-alkali soil as claimed in claim 1, wherein: and (5) recovering the excessive water extruded in the step (S5), and adding the excessive water into the water in the step (S3).
8. The soil conditioner for improving saline-alkali soil as claimed in claim 1, wherein: the granulation in the step S5 comprises a spherical structure and a cylindrical structure, wherein the spherical diameter is 0.5 cm to 0.8 cm, the cylindrical diameter is 0.4 cm to 0.5 cm, and the length is 1.5 cm to 1.6 cm.
9. The soil conditioner for improving saline-alkali soil as claimed in claim 1, wherein: and S6, air drying comprises natural air drying and air drying accelerated by blowing at a natural temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211484067.8A CN115707678A (en) | 2022-11-24 | 2022-11-24 | Soil conditioner for improving saline-alkali soil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211484067.8A CN115707678A (en) | 2022-11-24 | 2022-11-24 | Soil conditioner for improving saline-alkali soil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115707678A true CN115707678A (en) | 2023-02-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211484067.8A Pending CN115707678A (en) | 2022-11-24 | 2022-11-24 | Soil conditioner for improving saline-alkali soil |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103756685A (en) * | 2014-01-21 | 2014-04-30 | 中国农业科学院农业资源与农业区划研究所 | Granular saline-alkali soil conditioner and production method thereof |
| CN105967954A (en) * | 2016-05-17 | 2016-09-28 | 安徽永冠农业科技有限公司 | Watermelon fertilizer capable of regulating soil pH and preparation method thereof |
| CN106083447A (en) * | 2016-06-03 | 2016-11-09 | 山东省农业科学院农业资源与环境研究所 | A kind of anti-drought slow-release type saline alkali soil conditioner and preparation method and application |
| CN107974253A (en) * | 2017-10-25 | 2018-05-01 | 山东胜景旅游发展有限公司 | A kind of soil conditioner of saline-alkaline soil |
| CN108633547A (en) * | 2018-05-21 | 2018-10-12 | 天津城建大学 | A kind of xylophyta incubator and preparation method thereof and application method |
| CN109197008A (en) * | 2018-10-18 | 2019-01-15 | 北京市园林绿化集团有限公司 | A method of administering improvement salt-soda soil |
| CN114634817A (en) * | 2022-01-12 | 2022-06-17 | 北京市首发天人生态景观有限公司 | Soil conditioner, soil improvement method and application thereof |
-
2022
- 2022-11-24 CN CN202211484067.8A patent/CN115707678A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103756685A (en) * | 2014-01-21 | 2014-04-30 | 中国农业科学院农业资源与农业区划研究所 | Granular saline-alkali soil conditioner and production method thereof |
| CN105967954A (en) * | 2016-05-17 | 2016-09-28 | 安徽永冠农业科技有限公司 | Watermelon fertilizer capable of regulating soil pH and preparation method thereof |
| CN106083447A (en) * | 2016-06-03 | 2016-11-09 | 山东省农业科学院农业资源与环境研究所 | A kind of anti-drought slow-release type saline alkali soil conditioner and preparation method and application |
| CN107974253A (en) * | 2017-10-25 | 2018-05-01 | 山东胜景旅游发展有限公司 | A kind of soil conditioner of saline-alkaline soil |
| CN108633547A (en) * | 2018-05-21 | 2018-10-12 | 天津城建大学 | A kind of xylophyta incubator and preparation method thereof and application method |
| CN109197008A (en) * | 2018-10-18 | 2019-01-15 | 北京市园林绿化集团有限公司 | A method of administering improvement salt-soda soil |
| CN114634817A (en) * | 2022-01-12 | 2022-06-17 | 北京市首发天人生态景观有限公司 | Soil conditioner, soil improvement method and application thereof |
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Application publication date: 20230221 |