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CN109370599A - A kind of organic formulations and application for quickly administering salt-soda soil - Google Patents

A kind of organic formulations and application for quickly administering salt-soda soil Download PDF

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Publication number
CN109370599A
CN109370599A CN201811158090.1A CN201811158090A CN109370599A CN 109370599 A CN109370599 A CN 109370599A CN 201811158090 A CN201811158090 A CN 201811158090A CN 109370599 A CN109370599 A CN 109370599A
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soil
parts
salt
soda soil
organic formulations
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Pending
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CN201811158090.1A
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Chinese (zh)
Inventor
袁绪川
田鹏
杨磊
王世刚
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Hunan Bo Chuan Agricultural Development Co Ltd
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Hunan Bo Chuan Agricultural Development Co Ltd
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Priority to CN201811158090.1A priority Critical patent/CN109370599A/en
Publication of CN109370599A publication Critical patent/CN109370599A/en
Pending legal-status Critical Current

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    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K17/00Soil-conditioning materials or soil-stabilising materials
    • C09K17/40Soil-conditioning materials or soil-stabilising materials containing mixtures of inorganic and organic compounds
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01BSOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
    • A01B79/00Methods for working soil
    • A01B79/02Methods for working soil combined with other agricultural processing, e.g. fertilising, planting
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B09DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09CRECLAMATION OF CONTAMINATED SOIL
    • B09C1/00Reclamation of contaminated soil
    • B09C1/02Extraction using liquids, e.g. washing, leaching, flotation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B09DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09CRECLAMATION OF CONTAMINATED SOIL
    • B09C1/00Reclamation of contaminated soil
    • B09C1/08Reclamation of contaminated soil chemically
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B09DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09CRECLAMATION OF CONTAMINATED SOIL
    • B09C1/00Reclamation of contaminated soil
    • B09C1/10Reclamation of contaminated soil microbiologically, biologically or by using enzymes
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K17/00Soil-conditioning materials or soil-stabilising materials
    • C09K17/14Soil-conditioning materials or soil-stabilising materials containing organic compounds only
    • C09K17/18Prepolymers; Macromolecular compounds
    • C09K17/32Prepolymers; Macromolecular compounds of natural origin, e.g. cellulosic materials
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B09DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09CRECLAMATION OF CONTAMINATED SOIL
    • B09C2101/00In situ
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2101/00Agricultural use
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2109/00MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE pH regulation

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Soil Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Environmental Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Biomedical Technology (AREA)
  • Biotechnology (AREA)
  • General Health & Medical Sciences (AREA)
  • Microbiology (AREA)
  • Molecular Biology (AREA)
  • Mycology (AREA)
  • Soil Conditioners And Soil-Stabilizing Materials (AREA)
  • Treatment Of Sludge (AREA)

Abstract

The invention belongs to agricultural soils to administer field, and in particular to a kind of organic formulations and application for quickly administering salt-soda soil.The organic formulations that one kind of the invention quickly administers salt-soda soil are made of the raw material of following mass parts: 120-150 parts of agricultural wastes;90-130 parts of municipal sludge;100-130 parts of trade waste;20-50 parts of complex enzyme formulation.The fertilizer makes full use of agricultural wastes and trade waste, natural material, low in cost, nutrition is balanced, and add municipal sludge and complex enzyme formulation, energy quick improvement salt-soda soil, and be a kind of environmentally protective organic formulations, soil pH can be reduced, the content of the organic matter in soil can also be significantly improved, ventilative, the infiltration for increasing soil, improve the soil quality in salt-soda soil, are a kind of economic and practical, environmentally friendly effective organic formulations for improving salt-soda soil.

Description

A kind of organic formulations and application for quickly administering salt-soda soil
Technical field
The invention belongs to agricultural soils to administer field, and in particular to a kind of organic formulations for quickly administering salt-soda soil with answer With.
Background technique
The growth of salt-soda soil damage to crops, not only changes the physicochemical character of soil indirectly, plant is made to lose good life cycle Border and nutritional condition can also be influenced crop and normally be absorbed and metabolism by the direct damage to crops cell of the soil liquid.It is logical Often can be by applying organic manure, the method for rational use of chemical fertilizer carries out the improvement in salt-soda soil, organic fertilizer through microorganism decomposition, turn Change forms humus, can improve the buffer capacity of soil, and can act on forming sodium humate with sodium carbonate, reduces surface soil alkalinity. Sodium humate can also stimulate plant growth, enhance saline-alkaline tolerance.Humus can promote crumb structure to be formed, so that cell size be made to increase Add, water penetration enhancing is conducive to salt leaching, inhibits the accumulation of salt in the surface soil.Organic matter generates a large amount of organic acids in decomposable process, on the one hand Surface soil alkalinity can be neutralized, on the other hand nutrient can be accelerated to decompose, promotes effect Nutrient Transformation late, improves P availability.Therefore, Applying organic manure material is improvement salt-soda soil, the important measures increase soil fertility.In addition, chemical fertilizer to improve saline and alkaline effect also by Pay attention to people, chemical fertilizer promotes plant growth, improve the Salt-endurance of crop to N P and K is increased in soil.Applying chemical fertilizer can It is formed with changing soil salt, inhibits adverse effect of the salt to plant.Inorganic fertilizer can increase crop yield, have more stalk, expand Big organic fertilizer resource, it is organic with inorganic rush.Certainly, application alkaline fertilizer is avoided when salt-soda soil application chemical fertilizer, such as ammonium hydroxide, bicarbonate Ammonium, lime nitrogen, calcium magnesium phosphate etc., and should be preferably neutral and acidic fertilizier.Compound potassium sulfate fertilizer is subacidity fertilizer, is suitble to It is applied on salt-soda soil, and has the good action in improvement salt-soda soil.But apply fertilizer mainly improvement soil property, in soil Nitrate ion, sulfate ion, carbanion all without significant change, while the time of microorganism decomposition fertilizer compared with It is long, it is long to administer the duration.
Summary of the invention
A kind of organic formulations in improvement salt-soda soil that the purpose of the present invention provides in view of the above problems, this is organic Salt ionic concentration can be effectively reduced in preparation, increase the nutriment content in soil, improve the situation that moisture is bad in salt-soda soil, and It is low in cost, it is pollution-free, it is a kind of fertilizer of green high-efficient, can quickly and effectively improves soil alkaline situation, has good Popularization and application foreground.
One kind of the invention quickly administers the organic formulations in salt-soda soil, is made of the raw material of following mass parts: agriculture waste 120-150 parts of object;90-130 parts of municipal sludge;100-130 parts of trade waste;20-50 parts of complex enzyme formulation.
Preferably, one kind of the invention quickly administers the organic formulations in salt-soda soil, it is made of the raw material of following mass parts: 130-145 parts of agricultural wastes;95-120 parts of municipal sludge;110-126 parts of trade waste;26-47 parts of complex enzyme formulation.
Preferably, one kind of the invention quickly administers the organic formulations in salt-soda soil, it is made of the raw material of following mass parts: 140 parts of agricultural wastes;116 parts of municipal sludge;121 parts of trade waste;32 parts of complex enzyme formulation.
One kind of the invention quickly administers the organic formulations in salt-soda soil, and the agricultural wastes are by cotton dregs, dregs of beans One or more kinds of substances.
One kind of the invention quickly administers the organic formulations in salt-soda soil, and the municipal sludge is by riverway sludge, sewer One of mud or more than one substances.
One kind of the invention quickly administers the organic formulations in salt-soda soil, and the trade waste includes vinasse, sugar-free grains, sugar One of aldehyde slag or more than one substances.
One kind of the invention quickly administers the organic formulations in salt-soda soil, and the plastic film used is purchased from the bright end plastics in Yutian County Products factory.
One kind of the invention quickly administers the organic formulations in salt-soda soil, and the enzyme preparation is by amylase, lipase, fiber Plain enzyme, maltose, urase, with the ratio structure of mass ratio 1:0.3-0.8:1.2-1.9:2.3-3.1:1.2-1.7:2.1-3.4 At.
Preferably, one kind of the invention quickly administers the organic formulations in salt-soda soil, the complex enzyme formulation is optimal Composition are as follows: amylase, lipase, cellulase, maltose, urase, with the ratio of mass ratio 1:0.5:1.7:2.8:1.6:3.1 Example is constituted.
One kind of the invention quickly administers the preparation of the organic formulations in salt-soda soil, comprising the following steps:
(1) agricultural wastes and trade waste are put into pulverizer, mixing speed is adjusted to 250rpm, stirred 10min, crushing it is the particle of 3-5cm.
(2) municipal sludge and complex enzyme formulation are proportionally added into the smashed particle in step (1), stirring makes it It is uniformly mixed.
One kind of the invention quickly administers the application of the organic formulations in salt-soda soil, comprising the following steps:
(1) organic formulations are uniformly sprinkled upon on salt-soda soil, using the method for vertical spin deep ploughing by organic formulations and salt Alkali soil be uniformly mixed;
(2) it fills the water, keeps soil conservation wet, continue to fill the water, until soil surface forms water membrane;
(3) cover thin film in upper soll layer, soil made to completely cut off air, ensure after 72h soil Eh reach -70mV with Under, guarantee that Strong oxdiative state is presented in soil;
(4) guarantee that anaerobism Strong oxdiative state 15-20d is moved back except plastic film.
Compared with prior art, beneficial effects of the present invention are as follows:
(1) raw material that the present invention uses, it is low in cost, it is easy to operate, it not only can solve agricultural wastes and Industry Waste The accumulation problem of gas object also achievees the effect that waste reuses, is a kind of offal treatment side of sustainable health development Method.
(2) application of organic formulations of the invention can quickly and effectively reduce the salt ionic concentration of soil, and increase soil The content of organic matter improves soil texture, improves the soil quality in salt-soda soil.
Specific embodiment
For a better understanding of the present invention, below with specific example come the technical solution that the present invention will be described in detail.
Embodiment 1
One kind of the invention quickly administers the organic formulations in salt-soda soil, is made of the raw material of following mass parts: agriculture waste 120 parts of object;130 parts of municipal sludge;100 parts of trade waste;20 parts of complex enzyme formulation.
One kind of the invention quickly administers the organic formulations in salt-soda soil, and the agricultural wastes are made of cotton dregs;It is described Municipal sludge be made of riverway sludge;The trade waste includes vinasse composition.
One kind of the invention quickly administers the organic formulations in salt-soda soil, and the enzyme preparation is by amylase, lipase, fiber Plain enzyme, maltose, urase, with the composition of proportions of mass ratio 1:0.3:1.9:2.3:1.7:2.1.
Organic formulations are uniformly sprinkled upon on salt-soda soil, using the method for vertical spin deep ploughing that organic formulations and salt-soda soil are native Earth is uniformly mixed;Water filling keeps soil conservation wet, continues to fill the water, until soil surface forms water membrane;It is covered in upper soll layer Lid thin film makes soil completely cut off air, ensures that soil Eh reaches -70mV hereinafter, guaranteeing that Strong oxdiative shape is presented in soil after 72h State;Guarantee that anaerobism Strong oxdiative state 15d is moved back except plastic film.Control group is not dealt with.
Experimental result is shown, applies the organic formulations that one kind of the invention quickly administers salt-soda soil, and organic matter is control soil 18 times of earth, nitrate ion concentration reduces 43.1%, and carbon acid ion concentration, which reduces 56.9%, pH, reduces 2.3.
Embodiment 2
One kind of the invention quickly administers the organic formulations in salt-soda soil, is made of the raw material of following mass parts: agriculture waste 130 parts of object;Municipal sludge 95;Trade waste 126;26 parts of complex enzyme formulation.
One kind of the invention quickly administers the organic formulations in salt-soda soil, and the agricultural wastes are made of dregs of beans;It is described Municipal sludge be made of sewage sludge;The trade waste sugar-free grains, alditol slag are formed with the ratio of mass ratio 1:1.
One kind of the invention quickly administers the organic formulations in salt-soda soil, and the enzyme preparation is by amylase, lipase, fiber Plain enzyme, maltose, urase, with the composition of proportions of mass ratio 1:0.8:1.2:3.1:1.7:3.4.
Organic formulations are uniformly sprinkled upon on salt-soda soil, using the method for vertical spin deep ploughing that organic formulations and salt-soda soil are native Earth is uniformly mixed;Water filling keeps soil conservation wet, continues to fill the water, until soil surface forms water membrane;It is covered in upper soll layer Lid thin film makes soil completely cut off air, ensures that soil Eh reaches -70mV hereinafter, guaranteeing that Strong oxdiative shape is presented in soil after 72h State;Guarantee that anaerobism Strong oxdiative state 15d is moved back except plastic film.
Experimental result is shown, applies the organic formulations that one kind of the invention quickly administers salt-soda soil, and organic matter is control soil 26 times of earth, nitrate ion concentration reduces 45.1%, and carbon acid ion concentration, which reduces 58.6%, pH, reduces 2.5.
Embodiment 3
One kind of the invention quickly administers the organic formulations in salt-soda soil, is made of the raw material of following mass parts: agriculture waste 145 parts of object;120 parts of municipal sludge;110 parts of trade waste;50 parts of complex enzyme formulation.
One kind of the invention quickly administers the organic formulations in salt-soda soil, and the agricultural wastes are made of cotton dregs;It is described Municipal sludge be made of sewage sludge;The trade waste is made of sugar-free grains.
One kind of the invention quickly administers the organic formulations in salt-soda soil, and the enzyme preparation is by amylase, lipase, fiber Plain enzyme, maltose, urase, with the composition of proportions of mass ratio 1:0.3:1.2:3.1:1.2:2.1.
Organic formulations are uniformly sprinkled upon on salt-soda soil, using the method for vertical spin deep ploughing that organic formulations and salt-soda soil are native Earth is uniformly mixed;Water filling keeps soil conservation wet, continues to fill the water, until soil surface forms water membrane;It is covered in upper soll layer Lid thin film makes soil completely cut off air, ensures that soil Eh reaches -70mV hereinafter, guaranteeing that Strong oxdiative shape is presented in soil after 72h State;Guarantee that anaerobism Strong oxdiative state 20d is moved back except plastic film.
Experimental result is shown, applies the organic formulations that one kind of the invention quickly administers salt-soda soil, and organic matter is control soil 23 times of earth, nitrate ion concentration reduces 45.9%, and carbon acid ion concentration, which reduces 58.4%, pH, reduces 2.0.
Embodiment 4
One kind of the invention quickly administers the organic formulations in salt-soda soil, is made of the raw material of following mass parts: agriculture waste 150 parts of object;90 parts of municipal sludge;130 parts of trade waste;47 parts of complex enzyme formulation.
One kind of the invention quickly administers the organic formulations in salt-soda soil, and the agricultural wastes are made of dregs of beans;It is described Municipal sludge be made of sewage sludge and riverway sludge with mass ratio for the ratio of 1:1;The trade waste is by sugar Aldehyde slag composition.
One kind of the invention quickly administers the organic formulations in salt-soda soil, and the enzyme preparation is by amylase, lipase, fiber Plain enzyme, maltose, urase, with the composition of proportions of mass ratio 1:0.8:1.9:2.3:1.2:3.4.
Organic formulations are uniformly sprinkled upon on salt-soda soil, using the method for vertical spin deep ploughing that organic formulations and salt-soda soil are native Earth is uniformly mixed;Water filling keeps soil conservation wet, continues to fill the water, until soil surface forms water membrane;It is covered in upper soll layer Lid thin film makes soil completely cut off air, ensures that soil Eh reaches -70mV hereinafter, guaranteeing that Strong oxdiative shape is presented in soil after 72h State;Guarantee that anaerobism Strong oxdiative state 18d is moved back except plastic film.
Experimental result is shown, applies the organic formulations that one kind of the invention quickly administers salt-soda soil, and organic matter is control soil 26 times of earth, nitrate ion concentration reduces 49.7%, and carbon acid ion concentration, which reduces 59.3%, pH, reduces 1.9.
Embodiment 5
One kind of the invention quickly administers the organic formulations in salt-soda soil, is made of the raw material of following mass parts: agriculture waste 140 parts of object;116 parts of municipal sludge;121 parts of trade waste;32 parts of complex enzyme formulation.
One kind of the invention quickly administers the organic formulations in salt-soda soil, and the agricultural wastes are made of dregs of beans;It is described Municipal sludge be made of riverway sludge;The trade waste is made of sugar-free grains.
One kind of the invention quickly administers the organic formulations in salt-soda soil, the composition of the complex enzyme formulation are as follows: amylase, Lipase, cellulase, maltose, urase, with the composition of proportions of mass ratio 1:0.5:1.7:2.8:1.6:3.1.
Organic formulations are uniformly sprinkled upon on salt-soda soil, using the method for vertical spin deep ploughing that organic formulations and salt-soda soil are native Earth is uniformly mixed;Water filling keeps soil conservation wet, continues to fill the water, until soil surface forms water membrane;It is covered in upper soll layer Lid thin film makes soil completely cut off air, ensures that soil Eh reaches -70mV hereinafter, guaranteeing that Strong oxdiative shape is presented in soil after 72h State;Guarantee that anaerobism Strong oxdiative state 20d is moved back except plastic film.
Experimental result is shown, applies the organic formulations that one kind of the invention quickly administers salt-soda soil, and organic matter is control soil 27 times of earth, nitrate ion concentration reduces 50.1%, and carbon acid ion concentration, which reduces 60.4%, pH, reduces 2.5.

Claims (9)

1. the organic formulations that one kind of the invention quickly administers salt-soda soil, which is characterized in that be made of the raw material of following mass parts: 120-150 parts of agricultural wastes;90-130 parts of municipal sludge;100-130 parts of trade waste;20-50 parts of complex enzyme formulation.
2. a kind of organic formulations for quickly administering salt-soda soil according to claim 1, which is characterized in that by following mass parts Raw material be made: 130-145 parts of agricultural wastes;95-120 parts of municipal sludge;110-126 parts of trade waste;Complex enzyme system 26-47 parts of agent.
3. a kind of organic formulations for quickly administering salt-soda soil according to claim 1, which is characterized in that by following mass parts Raw material be made: 140 parts of agricultural wastes;116 parts of municipal sludge;121 parts of trade waste;32 parts of complex enzyme formulation.
4. a kind of organic formulations for quickly administering salt-soda soil according to claim 1-3, which is characterized in that described Agricultural wastes by one of cotton dregs, dregs of beans or more than one substances.
5. a kind of organic formulations for quickly administering salt-soda soil according to claim 1-3, which is characterized in that described Municipal sludge by one of riverway sludge, sewage sludge or more than one substances.
6. a kind of organic formulations for quickly administering salt-soda soil according to claim 1-3, which is characterized in that described Trade waste include one of vinasse, sugar-free grains, alditol slag or more than one substances.
7. a kind of organic formulations for quickly administering salt-soda soil according to claim 1-3, which is characterized in that described Enzyme preparation by amylase, lipase, cellulase, maltose, urase, with mass ratio 1:0.3-0.8:1.2-1.9:2.3- The composition of proportions of 3.1:1.2-1.7:2.1-3.4.
8. a kind of organic formulations for quickly administering salt-soda soil according to claim 1-3, which is characterized in that described The optimal composition of complex enzyme formulation are as follows: amylase, lipase, cellulase, maltose, urase, with mass ratio 1:0.5: The composition of proportions of 1.7:2.8:1.6:3.1.
9. according to a kind of 1 application for the organic formulations for quickly administering salt-soda soil is required, which is characterized in that including following step It is rapid:
(1) organic formulations are uniformly sprinkled upon on salt-soda soil, using the method for vertical spin deep ploughing by organic formulations and salt-soda soil Soil is uniformly mixed;
(2) it fills the water, keeps soil conservation wet, continue to fill the water, until soil surface forms water membrane;
(3) thin film is covered in upper soll layer, soil is made to completely cut off air, ensure that soil Eh reaches -70mV hereinafter, protecting after 72h It demonstrate,proves soil and Strong oxdiative state is presented;
(4) guarantee that anaerobism Strong oxdiative state 15-20d is moved back except plastic film.
CN201811158090.1A 2018-09-30 2018-09-30 A kind of organic formulations and application for quickly administering salt-soda soil Pending CN109370599A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112577292A (en) * 2020-12-15 2021-03-30 湖南博川农业发展有限责任公司 Drying device of ecological environmental protection soil remediation agent
CN113575011A (en) * 2021-08-19 2021-11-02 河北工程大学 Farming and fertilizing method for soda saline-alkali soil based on agricultural and industrial wastes

Citations (4)

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Publication number Priority date Publication date Assignee Title
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CN107236548A (en) * 2017-07-31 2017-10-10 钟春明 Saline-alkali soil land soil agent
CN108409484A (en) * 2018-02-27 2018-08-17 苏州逸纪杰电子科技有限公司 A kind of natural conditioner of alkaline land soil and preparation method thereof

Patent Citations (4)

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Publication number Priority date Publication date Assignee Title
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CN104380866A (en) * 2014-10-30 2015-03-04 宁夏乙征生物工程有限公司 Method for improving saline alkali soil with enzymic method
CN107236548A (en) * 2017-07-31 2017-10-10 钟春明 Saline-alkali soil land soil agent
CN108409484A (en) * 2018-02-27 2018-08-17 苏州逸纪杰电子科技有限公司 A kind of natural conditioner of alkaline land soil and preparation method thereof

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112577292A (en) * 2020-12-15 2021-03-30 湖南博川农业发展有限责任公司 Drying device of ecological environmental protection soil remediation agent
CN113575011A (en) * 2021-08-19 2021-11-02 河北工程大学 Farming and fertilizing method for soda saline-alkali soil based on agricultural and industrial wastes

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Application publication date: 20190222

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