CN107011911A - Beach saline land modifying agent, its preparation method and beach saline land modification method - Google Patents
Beach saline land modifying agent, its preparation method and beach saline land modification method Download PDFInfo
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- CN107011911A CN107011911A CN201710203301.8A CN201710203301A CN107011911A CN 107011911 A CN107011911 A CN 107011911A CN 201710203301 A CN201710203301 A CN 201710203301A CN 107011911 A CN107011911 A CN 107011911A
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/08—Reclamation of contaminated soil chemically
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/10—Reclamation of contaminated soil microbiologically, biologically or by using enzymes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C2101/00—In situ
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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
- C09K2101/00—Agricultural use
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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
- C09K2109/00—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE pH regulation
Abstract
The invention discloses beach saline land modifying agent, its preparation method and beach saline land modification method, beach saline land modifying agent includes the industrial waste gypsum of 5 20 mass parts, the monosodium glutamate waste residue of 0.2 1 mass parts, the plant refuse of 30 60 mass parts crushes the material that becomes thoroughly decomposed, the anion-polyacrylamide of 0.01 1 mass parts, the bacillus flora of 5 15 mass parts, the beach saline land modifying agent is applicable in northern China and southern coastal saline-alkali area, salt-soda soil can be improved rapidly in 50 70 days, the salinity in salt-soda soil is reduced to the concentration of suitable for plant growth, the modifying agent has the effect of good fertilizer conservation salt reduction, and the pore structure of soil can be improved, reduce the unit weight of soil.
Description
Technical field
The present invention relates to technical field of land improvement, and in particular to beach saline land modifying agent, its preparation method and strand
Saline and alkali land improvement method.
Background technology
China's beach saline land now there are about 1.8 ten thousand km coastline, and distribution area is wider, coastal region 15m isobaths with
There are 14,000,000 hm in interior marine solonchak, tidal land and shallow sea2, account for nearly the 40% of China's salinized soil gross area.Coastal saline-alkali soil is main
The North China Plain coastal region in east China, such as Liaodong Wan, Bohai Sea Gulf, Laizhou Wan and Jiangsu and Coastal Area in Zhejiang Province are distributed in, wherein：It is long
Jiangsu, Shandong, Hebei, Liaoning Zhu Sheng marine solonchaks area to the north of Jiangkou are up to 1,000,000 hm2, Zhejiang on the south entrance of Changjiang River, Fujian,
The small distribution of marine solonchak area of the provinces such as Guangdong, Guangxi, Hainan is fragmentary, there is increased trend year by year.Sea front annual precipitation
Typically in more than 500mm, groundwater resources enrich, and developing and utilizingpotentiality is huge.
China's coastal region is invaded in stain, upper soll layer or the soil body due to resident seawater and gathers excessive solubility salt, greatly
Part coastal region is based on chloride.Because China coastline north and south is across tens degree of latitude, with different bioclimates
Band, therefore the salt classifying type of north and south beach salty soil has part variation.Coastal saline-alkali soil has that structure is poor, salt content and pH height,
The features such as lacking fertility, plant or crop are difficult to normal growth in this soil, therefore, develop beach saline land universal
Composite modifying agent shows important especially for solving the above problems.
At present, for the improvement of coastal saline-alkali soil, chemical modifying is a kind of more tradition and applies relatively wide measure.
Chemical modifying is exactly that the property in salt-soda soil is improved using some acid salts substances, reduces the acid-base value of soil, increases soil
Cation exchange capacity (CEC), reduce soil salt content.Short the time required to chemical modifying, improved effect is notable, for highly basic
Soil is more suitable for.At present, the salt-soda soil chemical improvement agent commonly used both at home and abroad typically has following three class：One is calcareous material, such as
Gypsum, ardealite, desulfurated plaster, calcium chloride, calcium superphosphate etc.；Equations of The Second Kind is acidic materials, such as sulfuric acid, ferrous sulfate, sulphur,
Phosphoric acid, hydrochloric acid, humic acid, fulvic acid and weathered coal etc.；3rd class is polymerization organic amendment, such as polyacrylamide.At present,
In the market chemical improvement agent species is more single compared with multicomponent, has the following disadvantages：One is that upgrade materials cost is high；Two be improvement
Single effect, only focuses on the improvement to soil, ignores the salt resistance ability for fostering and apply fertilizer and improving crop to soil, while after improvement
The anti-saline and alkaline phenomenon of soil is serious, and three, which be that north and south coastal saline-alkali earth salt is sub-category, has differences, and does not find also to fit on the market at present
Close the universal composite modifying agent in China's north and south coastal saline-alkali area.
Salt resistance of plants is improved to mycorhiza at present and its research to alkaline land improving has focused largely on arbuscular mycorrhiza (interior life
Mycorhiza), in exotrophic mycorrhiza two types, studies have found that the resistance that arbuscular mycorrhiza (AM) can strengthen host plant is (drought resisting, resistance to
Salt, antiacid, disease-resistant etc.), while soil permeability can be strengthened, improve soil physical properties.Accordingly, it is capable to no screening, acclimatization culture
Go out to be applied to the AMF of China's north and south coastal region reclamation of salinep-alkali soil and the salt-tolerant cultures of correlation, this is micro- to promoting
The research and development of biological modification microbial inoculum and China's north and south coastal saline-alkali soil composite modifying agent are significant.
In summary, for the sub-category difference of China's north and south coastal saline-alkali earth salt, for solve traditional chemical modifying agent into
Divide single and improved effect continuation difference with biological modification slowly effect but can persistently send out the contradiction and coastal saline-alkali soil of volatilization
The problems such as fostering and apply fertilizer of soil after improvement, works out the universal composite modifying agent of suitable China north and south coastal region reclamation of salinep-alkali soil
Cost is improved to reduction coastal saline-alkali soil, and its commercialization is significant.
The content of the invention
The technical problems to be solved by the invention, which are to provide one kind, can be common to north and south coastal saline-alkali soil and with holding
The beach saline land modifying agent of continuous improving effect and a kind of it can be common to the modification method of north and south coastal saline-alkali soil.
The technical solution used in the present invention is：
A kind of beach saline land modifying agent, including following components：The industrial waste gypsum of 5-20 mass parts, 0.2-1 mass
The monosodium glutamate waste residue of part, the plant refuse of 30-60 mass parts crush become thoroughly decomposed material, the anionic polyacrylamide of 0.01-1 mass parts
The bacillus flora of amine, 5-15 mass parts.
Some preferred embodiment in, the salt tolerant in the beach saline land modifying agent also containing 15-35 mass parts
Microbial bacteria.
Some preferred embodiment in, the salt-durable microbe bacterium be AMF.
Some preferred embodiment in, the industrial waste gypsum be ardealite and/or desulfurated plaster.
Some preferred embodiment in, the monosodium glutamate waste residue be industrial production monosodium glutamate during produced by waste liquid
Body or solid.
Some preferred embodiment in, the bacillus flora contain Bacillus velezensis 0N,
Bacillus velezensis 2N and Bacillus sp.7N.
Some preferred embodiment in, the plant refuse crushes the material that becomes thoroughly decomposed and passes through a wheat-middlings for plant refuse
Aerobic compost is carried out after broken, resulting material after separating twice is carried out after becoming thoroughly decomposed.
In addition, present invention also offers a kind of preparation method of beach saline land modifying agent as described above, including it is following
Step：
S1：Take industrial waste gypsum to be mixed with monosodium glutamate waste residue, add water, grinding obtains emulsion, dries, obtain industry
Waste plaster and monosodium glutamate waste residue mixed grinding thing；
S2：Industrial waste gypsum and monosodium glutamate waste residue mixed grinding thing is taken to crush become thoroughly decomposed material, anionic with plant refuse
Polyacrylamide is mixed；
S3：Bacillus flora is added, is well mixed, obtains beach saline land modifying agent.
Some preferred embodiment in, industrial waste gypsum and monosodium glutamate waste residue are ground to particle diameter≤270 μm in S1.
Some preferred embodiment in, plant refuse is ground into particle diameter≤3cm material, aerobic heap is carried out
Fertilizer, passes through separating twice again after it becomes thoroughly decomposed, and the plant refuse for obtaining particle diameter≤10mm crushes the material that becomes thoroughly decomposed.
Present invention also offers a kind of beach saline land modification method, comprise the following steps：
S1：Broad irrigation coastal saline-alkali soil is at least twice；
S2：Beach saline land modifying agent as described above is applied in the topsoil of coastal saline-alkali soil, mixed；
S3：Salt-tolerant plant is planted in the soil for being mixed with beach saline land modifying agent.
Some preferred embodiment in, be additionally included in the topsoil near salt-tolerant plant and apply salt-durable microbe
Bacterium and the step of mix.
In further preferred embodiment, the salt-durable microbe is AMF.
The beneficial effects of the invention are as follows：
The invention provides a kind of beach saline land modifying agent, the modifying agent is with inorganic-organic-macromolecule-microorganism
The composite modifying agent of composition, each component is respectively provided with its specific function：(1) inorganic material uses industrial waste gypsum,
P, S, Ca nutrient, and Ca can be not only provided for salt-soda soil2+Also it is commutative go out soil Na+；(2) monosodium glutamate waste residue is raw for industry
The waste products of gourmet powder fermenting in production, its pH is generally 1.8-3.2, and the pH value of saline-alkali soil can be reduced added to soil, and improves
The phosphorus content of soil；(3) organic material uses plant refuse and crushes the material that becomes thoroughly decomposed, and can not only improve the soil organism and contain
Amount, while disengaging H after contained organic acid (such as humic acid, fulvic acid) chelating soil salt ion+, and then reduce soil
pH；(4) macromolecule uses bivalent cation (such as Ca in anion-polyacrylamide (PAM), soil2+Deng) can divide
Not Jie He soil particle surface and anion PAM negative, form cation bridge, i.e. PAM--Ca2+-- soil particle, therefore,
PAM can not only reduce the content of the cation in soil, increase aggregate number, the reduction soil weight, improve soil texture, also
Effect with water-retaining effect；(5) bacillus flora and salt-durable microbe bacterium are from China's coastal saline-alkali soil screening, expand numerous
The composite flora gone out, the common ground of two kinds of floras is that Saline alkali tolerance is strong, can increase plant and the absorption of the elements such as P, Cu, Mg is subtracted
Few absorption of the plant to Na and Cl elements, so as to improve plant salt tolerance ability.Beach saline land modifying agent of the present invention is at me
The northern and southern coastal saline-alkali area of state is applicable, and rapid in 50-70 days can improve salt-soda soil, by the salinity in salt-soda soil
The concentration of suitable for plant growth is reduced to, the modifying agent has the effect of good fertilizer conservation salt reduction, and can improve the hole of soil
Structure, reduces the unit weight of soil.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, the present invention is carried out below further
Describe in detail.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to limit this hair
It is bright.
Embodiment 1：
Beach saline land modifying agent is prepared according to the following steps：Industrial waste gypsum is taken to crush, then by the industry of crushing
Waste plaster, monosodium glutamate waste residue, water press 30:1:2 mass ratio mixing, after ball mill ball milling 60min, obtains emulsion, dries
It is dry, industrial waste gypsum and monosodium glutamate waste residue mixed grinding thing are obtained, wherein the industrial waste gypsum is ardealite (phosphate fertilizer pair processed
Product), mixed grinding thing crosses 50-200 mesh sieves (particle diameter is 75-270 μm)；Again by the fresh sample of garden plant waste by crushing
Machine (model：ZP1400-700) once it is ground into after 1cm sizes and carries out aerobic compost, passes through separating twice again after it becomes thoroughly decomposed,
It is sieved into particle diameter standby for 1mm；It is again 10 parts of industrial waste gypsum and monosodium glutamate waste residue mixture, 35 parts of gardens by parts by weight
Plant refuse separating twice becomes thoroughly decomposed, and (molecular weight is 8,000,000, and degree of hydrolysis is 15%) abundant for material, 0.02 part of anionic PAM
Mix；The bacillus flora that parts by weight are 8 parts is added in said mixture again, bacillus flora is by three kinds of bacterium
Bacillus velezensis 0N, Bacillus velezensis 2N, Bacillus sp.7N by volume 1:1:1 mixing
Obtain, obtain beach saline land modifying agent one.
Beach saline land modifying agent one is used to improve salt-soda soil：First broad irrigation alkaline land soil 2-3 times, will be resulting
Beach saline land modifying agent one be applied to by 1.1t/ mus of amount in saline-alkali soil upper soll layer 0-30cm soil, rotary tillage mix, so
Plant saline alkali tolerant plant again afterwards, finally apply 0- near salt-durable microbe bacterium to the salt-tolerant plants planted of 15 mass parts again
In the top layer 0-30cm soil of 50cm scopes, the salt-durable microbe bacterium is AMF, and rotary tillage again is mixed.
With Zhuhai City (Jinwan District red flag town Aug. 1st community), Tianjin (Binhai New District Nan Gang industrial areas coastline), Weifang
The saline-alkali soil on city (northern weight RS in Alkali Region near the Weifang harbor of strand economic development zone) three ground is examination soil, is planted using iris to take an entrance examination
Thing, after the beach saline land modifying agent described in the present embodiment, can be obviously improved the physical and chemical character of three ground saline-alkali soil.With
Control is compared, and is used to improve behind salt-soda soil using beach saline land modifying agent one, the unit weight range of decrease is 10.1%~10.8%, pH value
The range of decrease is that 5.5%~10.1%, the EC values range of decrease is 18.2%~20%, and the total salt quantity range of decrease is 12.2%~15.5%, organic matter
Content improves 0.8 times~1.75 times.
Implement (Binhai New Area in Tianjin) set 5 process block CK, T, A, B and C (being shown in Table 1), successively respectively without changing
Good dose is improved, is improved using beach saline land modifying agent one, using 100kg portions of desulfurated plaster+80kg acrylamide and acrylic acid salt
Copolymer improvement, secondary material improvement, the 80kg acrylamide and acrylic acids of becoming thoroughly decomposed of 100kg parts of desulfurated plaster+260kg garden wastes
The secondary material improvement of becoming thoroughly decomposed of salt copolymer+260kg garden wastes, test plant is tuber fern.3 cells are set per process block, per small
Area area 200m2, cell random alignment, each minizone sets 50cm protection row.Each processing fertilising and field daily management phase
Together.
Table 1 applies influence plot experimental design of the different modifying agents to Tianjin saline-alkali soil
Each process block harvests with the time and determines pH, EC value of soil, salt content, basicity after harvest respectively, specific inspection
Survey the results are shown in Table 2.As a result show：Compared with existing composite modifying agent (A, B, C processing), beach saline land changes in the present embodiment
Good dose one can significantly reduce the EC values, salt content, basicity of soil.
The improved results of the different modifying agents of table 2
| Process block number | pH | EC(us/cm) | Total salt quantity (%) | Basicity (%) |
| CK | 8.16 | 4912 | 1.81 | 7.89 |
| T | 7.67 | 4160 | 1.54 | 5.72 |
| A | 7.60 | 4312 | 1.66 | 5.92 |
| B | 7.66 | 4339 | 1.65 | 6.21 |
| C | 7.71 | 4421 | 1.59 | 6.11 |
Embodiment 2：
Beach saline land modifying agent is prepared according to the following steps：Industrial waste gypsum, monosodium glutamate waste residue, water are first pressed 30:1:2
Ratio addition, after ball mill ball milling 60min, obtain emulsion, dry, obtain industrial waste gypsum and monosodium glutamate waste residue mixing
Abrasive material, the industrial waste gypsum is desulfurated plaster (byproduct after flue gas desulfurization)；Again by the fresh sample of garden plant waste
By pulverizer (model：ZP1400-700) once it is ground into after 3cm sizes and carries out aerobic compost, passes through two again after it becomes thoroughly decomposed
It is secondary to crush, be sieved into particle diameter≤10mm it is standby by parts by weight for 20 parts industrial waste gypsum and monosodium glutamate waste residue mixture, 55 parts
Garden plant waste separating twice become thoroughly decomposed that (molecular weight is 10,000,000, and degree of hydrolysis is for material, 0.08 part of anionic PAM
30%) it is sufficiently mixed uniform；Parts by weight are added in said mixture again for 15 parts by three kinds of bacterium Bacillus velezensis
0N, Bacillus velezensis 2N, Bacillus sp.7N by volume 1:1:The bacillus flora of 2 mixing, is obtained
Beach saline land modifying agent two.
Beach saline land modifying agent two is used to improve salt-soda soil：First broad irrigation alkaline land soil 2-3 times, will be resulting
Beach saline land modifying agent two be applied to by 1.5t/ mus of amount in saline-alkali soil upper soll layer 30cm soil, rotary tillage mix, then
Saline alkali tolerant plant is planted again, finally applies 50cm scopes near 35 parts of salt-durable microbe bacterium to the salt-tolerant plants planted again
In the 30cm soil of top layer, rotary tillage again is mixed.
With Zhuhai City (Jinwan District red flag town Aug. 1st community), Tianjin (Binhai New District Nan Gang industrial areas coastline), Weifang
The saline-alkali soil on city (northern weight RS in Alkali Region near the Weifang harbor of strand economic development zone) three ground is examination soil, is planted using iris to take an entrance examination
Thing, after the universal composite modifying agent of beach saline land described in the present embodiment, can be obviously improved the physics of three ground saline-alkali soil
Chemical property.Compared with the control, using beach saline land modifying agent two be used for improve behind salt-soda soil, the unit weight range of decrease be 9.8%~
10.5%, the pH value range of decrease is that 5.9%~9.8%, the EC values range of decrease is 18.8%~19.5%, the total salt quantity range of decrease be 13.2%~
16.3%, the content of organic matter improves 1.1 times~1.64 times.
Embodiment 3：
Beach saline land modifying agent is prepared according to the following steps：Industrial waste gypsum is taken to crush, then by the industry of crushing
Waste plaster, monosodium glutamate waste residue, water press 25:1:2 mass ratio mixing, after ball mill ball milling 60min, obtains emulsion, dries
It is dry, industrial waste gypsum and monosodium glutamate waste residue mixed grinding thing are obtained, wherein the industrial waste gypsum is ardealite (phosphate fertilizer pair processed
Product), mixed grinding thing crosses 50-200 mesh sieves (particle diameter is 75-270 μm)；Again by the fresh sample of garden plant waste by crushing
Machine (model：ZP1400-700) once it is ground into after 1cm sizes and carries out aerobic compost, passes through separating twice again after it becomes thoroughly decomposed,
It is sieved into particle diameter standby for 1mm；It is again 5.2 parts of industrial waste gypsum and monosodium glutamate waste residue mixture, 30 parts of garden by parts by weight
Woods plant refuse separating twice becomes thoroughly decomposed, and (molecular weight is 8,000,000, and degree of hydrolysis is 15%) to fill for material, 0.01 part of anionic PAM
Divide and mix；Addition parts by weight are 5 parts of bacillus flora and the salt-durable microbe bacterium of 15 mass parts in said mixture again,
Bacillus flora is by three kinds of bacterium Bacillus velezensis 0N, Bacillus velezensis 2N, Bacillus
Sp.7N by volume 1:1:1 is mixed to get, and salt-durable microbe bacterium is AMF, obtains beach saline land modifying agent three.
Beach saline land modifying agent three is used to improve salt-soda soil：First broad irrigation alkaline land soil 2-3 times, will be resulting
Beach saline land modifying agent three be applied to by 2.5t/ mus of amount in saline-alkali soil upper soll layer 30cm soil, rotary tillage mix, then
Saline alkali tolerant plant is planted again.
Embodiment 4：
Beach saline land modifying agent is prepared according to the following steps：Industrial waste gypsum is taken to crush, then by the industry of crushing
Waste plaster, monosodium glutamate waste residue, water press 20:1:2 mass ratio mixing, after ball mill ball milling 60min, obtains emulsion, dries
It is dry, industrial waste gypsum and monosodium glutamate waste residue mixed grinding thing are obtained, wherein the industrial waste gypsum is ardealite (phosphate fertilizer pair processed
Product) and desulfurated plaster (byproduct after flue gas desulfurization) mixture, mixed grinding thing crosses 50-200 mesh sieves, and (particle diameter is 75-270 μ
m)；The fresh sample of garden plant waste is passed through into pulverizer (model again：ZP1400-700) once it is ground into after 3cm sizes and carries out
Aerobic compost, passes through separating twice again after it becomes thoroughly decomposed, and is sieved into particle diameter standby for 1mm；It is again 21 parts of industry by parts by weight
Waste plaster and monosodium glutamate waste residue mixture, 60 parts of garden plant waste separating twice become thoroughly decomposed material, 1 part of anionic PAM
(molecular weight is 8,000,000, and degree of hydrolysis is 15%) fully to mix；Brood cell's bar that parts by weight are 15 parts is added in said mixture again
The salt-durable microbe bacterium of bacterium flora and 35 mass parts, bacillus flora by three kinds of bacterium Bacillus velezensis 0N,
Bacillus velezensis 2N, Bacillus sp.7N by volume 1:1:1 is mixed to get, and salt-durable microbe bacterium is clump branch
Mycorrhizal fungi, obtains beach saline land modifying agent four.
Beach saline land modifying agent four is used to improve salt-soda soil：First broad irrigation alkaline land soil 2-3 times, will be resulting
Beach saline land modifying agent four be applied to by 1.5t/ mus of amount in saline-alkali soil upper soll layer 30cm soil, rotary tillage mix, then
Saline alkali tolerant plant is planted again.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
Any modifications, equivalent substitutions and improvements made within refreshing and principle etc., should be included in the scope of the protection.
Claims (10)
1. a kind of beach saline land modifying agent, it is characterised in that including following components：The industrial waste gypsum of 5-20 mass parts,
The monosodium glutamate waste residue of 0.2-1 mass parts, the plant refuse of 30-60 mass parts crush become thoroughly decomposed material, the anion of 0.01-1 mass parts
The bacillus flora of type polyacrylamide, 5-15 mass parts.
2. beach saline land modifying agent according to claim 1, it is characterised in that in the beach saline land modifying agent also
Salt-durable microbe bacterium containing 15-35 mass parts.
3. beach saline land modifying agent according to claim 2, it is characterised in that the salt-durable microbe bacterium is clump branch bacterium
Mycorrhiza fungi.
4. beach saline land modifying agent according to claim 1, it is characterised in that the industrial waste gypsum is ardealite
And/or desulfurated plaster.
5. the beach saline land modifying agent according to claim any one of 1-4, it is characterised in that the monosodium glutamate waste residue is work
Liquid waste or solid produced by during industry production monosodium glutamate.
6. the beach saline land modifying agent according to claim any one of 1-4, it is characterised in that the bacillus flora
Contain Bacillus velezensis 0N, Bacillus velezensis 2N and Bacillus sp.7N.
7. the beach saline land modifying agent according to claim any one of 1-4, it is characterised in that the plant refuse powder
It is broken become thoroughly decomposed material for plant refuse by once crushing after carry out aerobic compost, after becoming thoroughly decomposed carry out separating twice after resulting material.
8. a kind of preparation method of the beach saline land modifying agent described in any one of claim 1-7, it is characterised in that including with
Lower step：
S1：Take industrial waste gypsum to be mixed with monosodium glutamate waste residue, add water, grinding obtains emulsion, dries, obtain industrial waste
Gypsum and monosodium glutamate waste residue mixed grinding thing；
S2：Industrial waste gypsum and monosodium glutamate waste residue mixed grinding thing is taken to crush material, the anionic poly- third that become thoroughly decomposed with plant refuse
Acrylamide is mixed；
S3：Bacillus flora is added, is well mixed, obtains beach saline land modifying agent.
9. a kind of beach saline land modification method, it is characterised in that comprise the following steps：
S1：Broad irrigation coastal saline-alkali soil is at least twice；
S2：Beach saline land modifying agent described in claim any one of 1-7 is applied to the topsoil of coastal saline-alkali soil
In earth, mix；
S3：Salt-tolerant plant is planted in the soil for being mixed with beach saline land modifying agent.
10. beach saline land modification method according to claim 9, it is characterised in that be additionally included near salt-tolerant plant
Topsoil in apply salt-durable microbe bacterium and the step of mix.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108207503A (en) * | 2017-11-30 | 2018-06-29 | 潍坊友容实业有限公司 | The method that strand sandyization salt-soda soil plantation sand draws grass and improvement clay fertilizer situation |
| CN108640779A (en) * | 2018-08-02 | 2018-10-12 | 广东百林园林股份有限公司 | The processing method of heavy soil in a kind of Garden Engineering |
| CN110340134A (en) * | 2019-07-18 | 2019-10-18 | 河南省明创环境科技有限公司 | A method of filling repairing polluted soil in situ |
| CN110402632A (en) * | 2019-07-08 | 2019-11-05 | 王帘里 | A kind of comprehensive processing method of beach saline land |
| CN110437844A (en) * | 2019-08-29 | 2019-11-12 | 深圳市铁汉生态环境股份有限公司 | A kind of preparation of saline-alkali land soil conditioner and method of administration |
| CN113817475A (en) * | 2021-08-25 | 2021-12-21 | 北京嘉博文生物科技有限公司 | Alkaline soil conditioner and preparation method thereof |
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