CN108633634A - Heavy salinized ground crop cultivation methods in one kind - Google Patents
Heavy salinized ground crop cultivation methods in one kind Download PDFInfo
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B79/00—Methods for working soil
- A01B79/02—Methods for working soil combined with other agricultural processing, e.g. fertilising, planting
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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
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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
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- 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
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- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
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- Agricultural Chemicals And Associated Chemicals (AREA)
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Abstract
The invention discloses heavy salinized ground crop cultivation methods in one kind, are included in before long-term cropping, deep plough heavy salinizedly by, compound adsorbent is sprinkled into trench of deep ploughing, is covered later；The salt-soda soil is turned over, the complex microorganism of resistance to heavy metal bacteria preparation is sprinkled into；The dosage of the complex microorganism of resistance to heavy metal bacteria preparation is 2 10Kg per acre；Wherein, the complex microorganism of resistance to heavy metal bacteria preparation includes：Ocean Halomonas, shortwave monad, cyclodextrin carrier and nutrition composition, and crop cultivation is carried out to salt-soda soil.The present invention it is a kind of in, heavy salinized ground arviculture side method can reduce the concentration of salt ion in crop root environment in the farming of salt-soda soil, suitable salt ionic concentration environment is provided for plant growth；And can be easy to provide nutrient for the crop of salt-soda soil farming by the metabolite of ocean Halomonas, shortwave monad, and inhibition is generated for other harmful bacterias.
Description
Technical field
The present invention relates to salt-soda soil farming fields, and in particular to heavy salinized ground crop cultivation methods in a kind of.
Background technology
China's saline alkali land area is wide, nearly 100,000,000 hm2, about 0.17 hundred million hm of potential salinized soil2.Since salinity is high, on salt-soda soil
Plant is difficult to grow or yield is very low, this is because plant root zone range soil salt is in infiltration, Ion toxicity etc. shadow
The normal growth of crop is rung.
The method for overcoming salt-soda soil to influence exists in the prior art, first, exploitation salt tolerant crop, this method gained crop
Yield is not still high, and institute's harvesting crops mouthfeel is poor, can only be used as feed, it is difficult to directly as human food；Second is that
To salt-soda soil perfusion, long-time, high-frequency irrigation feature make plant root region soil often keep higher water content, soil
Salinity fully dilutes.But this method needs a large amount of freshwater resources, is difficult to fully adopt under agriculture economized overall background
With.
Therefore, a kind of moderate is developed, heavy salinized ground crop cultivation methods are an important research in this field
Content.
Invention content
The present invention is directed in the prior art for the deficiency of salt-soda soil farming, is provided one kind and being suitable for moderate heavy salinizedly
The crop cultivation methods of (pH 8.5-9.5) and heavy salinized (pH is 9.5 or more).It is pointed out that institute of the present invention
In be referred to as salt-soda soil that pH is 8.5 or more heavy salinizedly.Metal in heavy salinized ground during the method for the present invention can improve
Salt ionic concentration reduces the concentration of salt ion in crop root environment, suitable salt ionic concentration environment is provided for plant growth.
Technical scheme is as follows.
Heavy salinized ground crop cultivation methods in one kind, include the following steps；
Step (1) deep ploughs by before long-term cropping, compound adsorbent is sprinkled into trench of deep ploughing heavy salinizedly,
It covers later；The depth of deep ploughing is 50-100cm, and the dosage of compound adsorbent is that (dosage regards salt-soda soil to 100-300Kg per acre
Salinity height situation determine)；
The compound adsorbent includes modified coal ash, activated carbon, chitosan and EDTA；Preparation method is：
I), the ratio for being 1-10: 30-100 according to the weight ratio of expanding agent starch, flyash, clay and flyash are mixed
It closes uniformly, then calcines mixture, control temperature calcines 1-2h at 700-800 DEG C, is ground after cooling, is then added and accounts for
The silane coupling agent of flyash weight 0.1-2% is modified fly ash surface modification, flyash surface grafting organic group
Flyash, wherein the specific surface area of the modified coal ash is 100-300m2/g；
II), by the modified coal ash, activated carbon, chitosan and EDTA according to 100: 20-50: 5-10: 1-8 weight
The crosslinking agent epoxy chloropropionate for accounting for modified coal ash, activated carbon, chitosan and EDTA total weights 1-3% is added than mixing in amount later
Alkane obtains the compound adsorbent after stirring evenly；
Wherein, the activated carbon specific surface area is 800-1500m2/ g, passes through Activation of Hydrogen Peroxide Solution before mixing, activation is specific
It is：Hydrogen peroxide is just added in the stirring of activated carbon side, while keeping system temperature at 50-60 DEG C, dioxygen water consumption is activated carbon weight
The 1-5% of amount, hydrogen peroxide continue to stir 1-3h after being added；
The chitosan is the graininess chitosan of 20-80 mesh.
Step (2) turns over the salt-soda soil, it is compound micro- to be sprinkled into resistance to heavy metal after step (1) is completed 5-10 days
Biological bacteria preparation；The dosage of the complex microorganism of resistance to heavy metal bacteria preparation is 2-10Kg per acre；
Wherein, the complex microorganism of resistance to heavy metal bacteria preparation includes：Ocean Halomonas, shortwave monad, ring paste
Smart carrier and nutrition composition；
Wherein the ocean Halomonas is preserved in China Committee for Culture Collection of Microorganisms's common micro-organisms
The heart, deposit number CGMCC NO：14510；
Wherein the shortwave monad is deposited in China typical culture collection center, and deposit number is CCTCC NO：
M2015290；
Nutriment in the complex microorganism of the resistance to heavy metal bacteria preparation includes：Malt extract 1-2g/L, wood vinegar
4-8g/L, sucrose 5-10g/L, are prepared with water.
Step (3) carries out farming cultivation after step (2) processing is completed 10-20 days to salt-soda soil.
Preferably, in step (1), the depth of deep ploughing is 80cm.
Preferably, expanding agent starch, flyash weight ratio be 8: 50, silane coupling agent dosage be account for flyash weight
1.5%；The specific surface area of modified coal ash is 260m2/g；Under this condition, modified coal ash is particularly suitable for adsorbing salt ion.
Preferably, activated carbon specific surface area is 1200m2/g。
Preferably, the nutriment in the complex microorganism of resistance to heavy metal bacteria preparation includes：Malt extract 2g/L, wood
Vinegar liquid 6g/L, sucrose 8g/L, are prepared with water.The present invention achieves significant technique effect.
The present invention achieves significant technological progress.
The present invention is creatively buried at 50-100cm in salt-soda soil by prepared compound adsorbent, fine coal therein
It is grey by starch reaming and modified, specific surface area and porosity is improved, is easy to adsorbing metal salt ion in duct, and is inhaled
It is attached due to being grafted with organic group outside duct, play the role of " closing the door ", the ionizable metal salt for being adsorbed to duct is difficult to
It is detached from duct, is fixed in duct；Activated carbon, chitosan and EDTA in the present invention can be with adsorption of metal ions knots
It closes, is used cooperatively with modified coal ash, play significant synergistic effect, especially chitosan and EDTA and ionizable metal salt knot
It is re-incorporated into modified coal ash after conjunction, the ability for further improving absorption, fettering ionizable metal salt so that ionizable metal salt
Concentration further decrease.
Resistance to heavy metal is added in the present invention after being adsorbed using ionizable metal salt compound adsorbent, also into salt-soda soil
Complex microorganism bacteria preparation；The complex microorganism of the resistance to heavy metal bacteria preparation includes the ocean Halomonas, short of resistance to ionizable metal salt
Wave monad, the metabolite that the two collaboration generates are easy to provide nutrient for the crop of salt-soda soil farming, and harmful for other
Bacterium generates inhibition, is conducive to the growth of crop on salt-soda soil.
To sum up, in one kind of the invention, heavy salinized ground crop cultivation methods can reduce crop in the farming of salt-soda soil
The concentration of salt ion in root system environment provides suitable salt ionic concentration environment for plant growth；And ocean salt unit cell can be passed through
Bacterium, shortwave monad metabolite be easy to provide nutrient for the crop of salt-soda soil farming, and suppression is generated for other harmful bacterias
Effect processed.
Specific implementation mode
Technical scheme of the present invention is described in further detail with reference to specific embodiment.
Embodiment 1
Heavy salinized ground crop cultivation methods in one kind, include the following steps；
Step (1) deep ploughs by before long-term cropping, compound adsorbent is sprinkled into trench of deep ploughing heavy salinizedly,
It covers later；The depth of deep ploughing is 80cm, and the dosage of compound adsorbent is 290Kg per acre；
The compound adsorbent includes modified coal ash, activated carbon, chitosan and EDTA；Preparation method is：
I), the ratio for being 8: 90 according to the weight ratio of expanding agent starch, flyash, clay and flyash are uniformly mixed,
Then mixture is calcined, control temperature calcines 2h at 800 DEG C, is ground after cooling, is then added and accounts for flyash weight 2%
Silane coupling agent to fly ash surface modification, flyash surface grafting organic group obtains modified coal ash, wherein described
The specific surface area of modified coal ash is 300m2/g；
II), the modified coal ash, activated carbon, chitosan and EDTA is mixed according to 100: 50: 10: 8 weight ratio
It closes, the crosslinking agent epoxychloropropane for accounting for modified coal ash, activated carbon, chitosan and EDTA total weights 3% is added later, stirring is equal
The compound adsorbent is obtained after even；
Wherein, the activated carbon specific surface area is 1400m2/ g passes through Activation of Hydrogen Peroxide Solution before mixing, and activation is specifically：
Hydrogen peroxide is just added in the stirring of activated carbon side, while keeping system temperature at 60 DEG C, dioxygen water consumption is activated carbon weight
5%, hydrogen peroxide continues to stir 3h after being added；
The chitosan is the graininess chitosan of 80 mesh.
Step (2) turns over the salt-soda soil, is sprinkled into the composite microbial of resistance to heavy metal after step (1) is completed 10 days
Object bacteria preparation；The dosage of the complex microorganism of resistance to heavy metal bacteria preparation is 10Kg per acre；
Wherein, the complex microorganism of resistance to heavy metal bacteria preparation includes：Ocean Halomonas, shortwave monad, ring paste
Smart carrier and nutrition composition；
Wherein the ocean Halomonas is preserved in China Committee for Culture Collection of Microorganisms's common micro-organisms
The heart, deposit number CGMCC NO：14510；
Wherein the shortwave monad is deposited in China typical culture collection center, and deposit number is CCTCC NO：
M2015290；
Nutriment in the complex microorganism of the resistance to heavy metal bacteria preparation includes：Malt extract 2g/L, wood vinegar 8g/
L, sucrose 10g/L is prepared with water.
Step (3) carries out farming cultivation after step (2) processing is completed 20 days to salt-soda soil.
Embodiment 2
Heavy salinized ground crop cultivation methods in one kind, include the following steps；
Step (1) deep ploughs by before long-term cropping, compound adsorbent is sprinkled into trench of deep ploughing heavy salinizedly,
It covers later；The depth of deep ploughing is 80cm, and the dosage of compound adsorbent is 200Kg per acre；
The compound adsorbent includes modified coal ash, activated carbon, chitosan and EDTA；Preparation method is：
I), the ratio for being 8: 50 according to the weight ratio of expanding agent starch, flyash, clay and flyash are uniformly mixed,
Then mixture is calcined, control temperature calcines 2h at 800 DEG C, is ground after cooling, is then added and accounts for flyash weight
1.5% silane coupling agent KH570 obtains modified coal ash to fly ash surface modification, flyash surface grafting organic group,
Wherein the specific surface area of the modified coal ash is 260m2/g；
II), the modified coal ash, activated carbon, chitosan and EDTA are mixed according to 100: 30: 8: 6 weight ratio,
The crosslinking agent epoxychloropropane for accounting for modified coal ash, activated carbon, chitosan and EDTA total weights 2.5% is added later, stirring is equal
The compound adsorbent is obtained after even；
Wherein, the activated carbon specific surface area is 1200m2/ g passes through Activation of Hydrogen Peroxide Solution before mixing, and activation is specifically：
Hydrogen peroxide is just added in the stirring of activated carbon side, while keeping system temperature at 60 DEG C, dioxygen water consumption is activated carbon weight
5%, hydrogen peroxide continues to stir 3h after being added；
The chitosan is the graininess chitosan of 60 mesh.
Step (2) turns over the salt-soda soil, is sprinkled into the composite microbial of resistance to heavy metal after step (1) is completed 10 days
Object bacteria preparation；The dosage of the complex microorganism of resistance to heavy metal bacteria preparation is 10Kg per acre；
Wherein, the complex microorganism of resistance to heavy metal bacteria preparation includes：Ocean Halomonas, shortwave monad, ring paste
Smart carrier and nutrition composition；
Wherein the ocean Halomonas is preserved in China Committee for Culture Collection of Microorganisms's common micro-organisms
The heart, deposit number CGMCC NO：14510；
Wherein the shortwave monad is deposited in China typical culture collection center, and deposit number is CCTCC NO：
M2015290；
Nutriment in the complex microorganism of the resistance to heavy metal bacteria preparation includes：Malt extract 2g/L, wood vinegar 6g/
L, sucrose 8g/L is prepared with water.
Step (3) carries out farming cultivation after step (2) processing is completed 15 days to salt-soda soil.
Embodiment 3
Heavy salinized ground crop cultivation methods in one kind, include the following steps；
Step (1) deep ploughs by before long-term cropping, compound adsorbent is sprinkled into trench of deep ploughing heavy salinizedly,
It covers later；The depth of deep ploughing is 80cm, and the dosage of compound adsorbent is 120Kg per acre；
The compound adsorbent includes modified coal ash, activated carbon, chitosan and EDTA；Preparation method is：
I), the ratio for being 10: 100 according to the weight ratio of expanding agent starch, flyash mixes clay and flyash equal
It is even, then mixture is calcined, control temperature calcines 2h at 800 DEG C, is ground after cooling, is then added and accounts for flyash weight
2% silane coupling agent obtains modified coal ash, wherein institute to fly ash surface modification, flyash surface grafting organic group
The specific surface area for the modified coal ash stated is 300m2/g；
II), the modified coal ash, activated carbon, chitosan and EDTA are mixed according to 100: 25: 7: 2 weight ratio,
The crosslinking agent epoxychloropropane for accounting for modified coal ash, activated carbon, chitosan and EDTA total weights 2% is added later, stirs evenly
The compound adsorbent is obtained afterwards；
Wherein, the activated carbon specific surface area is 800m2/ g passes through Activation of Hydrogen Peroxide Solution before mixing, and activation is specifically：It will
Hydrogen peroxide is just added in the stirring of activated carbon side, while keeping system temperature at 50 DEG C, and dioxygen water consumption is the 1% of activated carbon weight,
Hydrogen peroxide continues to stir 1h after being added；
The chitosan is the graininess chitosan of 20 mesh.
Step (2) turns over the salt-soda soil, is sprinkled into the composite microbial of resistance to heavy metal after step (1) is completed 5 days
Object bacteria preparation；The dosage of the complex microorganism of resistance to heavy metal bacteria preparation is 10Kg per acre；
Wherein, the complex microorganism of resistance to heavy metal bacteria preparation includes：Ocean Halomonas, shortwave monad, ring paste
Smart carrier and nutrition composition；
Wherein the ocean Halomonas is preserved in China Committee for Culture Collection of Microorganisms's common micro-organisms
The heart, deposit number CGMCC NO：14510；
Wherein the shortwave monad is deposited in China typical culture collection center, and deposit number is CCTCC NO：
M2015290；
Nutriment in the complex microorganism of the resistance to heavy metal bacteria preparation includes：Malt extract 1g/L, wood vinegar 4g/
L, sucrose 5g/L is prepared with water.
Step (3) carries out farming cultivation after step (2) processing is completed 10 days to salt-soda soil.
Embodiment 4
Heavy salinized ground crop cultivation methods in one kind, include the following steps；
Step (1) deep ploughs by before long-term cropping, compound adsorbent is sprinkled into trench of deep ploughing heavy salinizedly,
It covers later；The depth of deep ploughing is 80cm, and the dosage of compound adsorbent is 120Kg per acre；
The compound adsorbent includes modified coal ash, activated carbon, chitosan and EDTA；Preparation method is：
I), the ratio for being 10: 100 according to the weight ratio of expanding agent starch, flyash mixes clay and flyash equal
It is even, then mixture is calcined, control temperature calcines 2h at 800 DEG C, is ground after cooling, is then added and accounts for flyash weight
2% silane coupling agent obtains modified coal ash, wherein institute to fly ash surface modification, flyash surface grafting organic group
The specific surface area for the modified coal ash stated is 300m2/g；
II), the modified coal ash, activated carbon, chitosan and EDTA are mixed according to 100: 25: 7: 2 weight ratio,
The crosslinking agent epoxychloropropane for accounting for modified coal ash, activated carbon, chitosan and EDTA total weights 2% is added later, stirs evenly
The compound adsorbent is obtained afterwards；
Wherein, the activated carbon specific surface area is 800m2/ g passes through Activation of Hydrogen Peroxide Solution before mixing, and activation is specifically：It will
Hydrogen peroxide is just added in the stirring of activated carbon side, while keeping system temperature at 50 DEG C, and dioxygen water consumption is the 1% of activated carbon weight,
Hydrogen peroxide continues to stir 1h after being added；
The chitosan is the graininess chitosan of 20 mesh.
Step (2) turns over the salt-soda soil, is sprinkled into the composite microbial of resistance to heavy metal after step (1) is completed 7 days
Object bacteria preparation；The dosage of the complex microorganism of resistance to heavy metal bacteria preparation is 8Kg per acre；
Wherein, the complex microorganism of resistance to heavy metal bacteria preparation includes：Ocean Halomonas, shortwave monad, ring paste
Smart carrier and nutrition composition；
Wherein the ocean Halomonas is preserved in China Committee for Culture Collection of Microorganisms's common micro-organisms
The heart, deposit number CGMCC NO：14510；
Wherein the shortwave monad is deposited in China typical culture collection center, and deposit number is CCTCC NO：
M2015290；
Nutriment in the complex microorganism of the resistance to heavy metal bacteria preparation includes：Malt extract 2g/L, wood vinegar 8g/
L, sucrose 10g/L is prepared with water.
Step (3) carries out farming cultivation after step (2) processing is completed 20 days to salt-soda soil.
Above-described embodiment 1-3 is buried at 80cm in salt-soda soil by compound adsorbent, and flyash therein expands by starch
Hole is simultaneously modified, improves specific surface area and porosity and is easy to adsorbing metal salt ion in duct, and due to duct after absorption
Outside is grafted with organic group, plays the role of " closing the door ", and the ionizable metal salt for being adsorbed to duct is difficult to be detached from duct, is consolidated
It is scheduled in duct；Activated carbon, chitosan and the EDTA of activation in the present invention can be combined with adsorption of metal ions, with modification
Flyash is used cooperatively, and plays significant synergistic effect.The complex microorganism of resistance to heavy metal bacteria preparation is added into salt-soda soil；It should
The complex microorganism of resistance to heavy metal bacteria preparation includes the ocean Halomonas of resistance to ionizable metal salt, shortwave monad, the two collaboration production
Raw metabolite is easy to provide nutrient for the crop of salt-soda soil farming, and generates inhibition for other harmful bacterias.
Above example is used for illustrative purposes only rather than limitation of the present invention, the technology people in relation to technical field
Member, without departing from the spirit and scope of the present invention, can also make various transformation or modification, therefore all equivalent
Technical solution should also belong to scope of the invention, should be limited by each claim.
Claims (5)
1. heavy salinized ground crop cultivation methods in one kind, which is characterized in that include the following steps；
Step (1) deep ploughs by before long-term cropping, is sprinkled into compound adsorbent in trench of deep ploughing, later heavy salinizedly
Covering；The depth of deep ploughing is 50-100cm, and the dosage of compound adsorbent is 100-300Kg per acre；
The compound adsorbent includes modified coal ash, activated carbon, chitosan and EDTA；Preparation method is：
I), the ratio for being 1-10: 30-100 according to the weight ratio of starch, flyash, clay and flyash is uniformly mixed, then
Mixture is calcined, control temperature calcines 1-2h at 700-800 DEG C, is ground after cooling, is then added and accounts for flyash weight
The silane coupling agent of 0.1-2% obtains modified coal ash to fly ash surface modification, flyash surface grafting organic group,
Described in modified coal ash specific surface area be 100-300m2/g；
II), by the modified coal ash, activated carbon, chitosan and EDTA according to 100: 20-50: 5-10: 1-8 weight ratio
Mixing is added the epoxychloropropane for accounting for modified coal ash, activated carbon, chitosan and EDTA total weights 1-3%, stirs evenly later
The compound adsorbent is obtained afterwards；
Wherein, the activated carbon specific surface area is 800-1500m2/ g passes through Activation of Hydrogen Peroxide Solution before mixing, and activation is specifically：It will
Hydrogen peroxide is just added in the stirring of activated carbon side, while keeping system temperature at 50-60 DEG C, and dioxygen water consumption is the 1- of activated carbon weight
5%, hydrogen peroxide continues to stir 1-3h after being added；
The chitosan is the graininess chitosan of 20-80 mesh.
Step (2) turns over the salt-soda soil, is sprinkled into the complex microorganism of resistance to heavy metal after step (1) is completed 5-10 days
Bacteria preparation；The dosage of the complex microorganism of the resistance to heavy metal bacteria preparation is 2-10Kg per acre；
Wherein, the complex microorganism of resistance to heavy metal bacteria preparation includes：Ocean Halomonas, shortwave monad, cyclodextrin carry
Body and nutrition composition；
Nutriment in the complex microorganism of the resistance to heavy metal bacteria preparation includes：Malt extract 1-2g/L, wood vinegar 4-8g/
L, sucrose 5-10g/L is prepared with water.
Step (3) carries out crop cultivation after step (2) processing is completed 10-20 days to salt-soda soil.
2. heavy salinized ground crop cultivation methods in one kind according to claim 1, which is characterized in that in step (1),
Depth is 80cm when deep ploughing.
3. heavy salinized ground crop cultivation methods in one kind according to claim 1, which is characterized in that starch, fine coal
The weight ratio of ash is 8: 50, and silane coupling agent dosage is to account for flyash weight 1.5%；The specific surface area of modified coal ash is
260m2/g。
4. heavy salinized ground crop cultivation methods in one kind according to claim 1, which is characterized in that the activity
The specific surface area of charcoal is 1200m2/g。
5. heavy salinized ground crop cultivation methods in one kind according to claim 1, which is characterized in that described is resistance to heavy
Nutriment in metal composite microorganism inoculant includes：Malt extract 2g/L, wood vinegar 6g/L, sucrose 8g/L, are matched with water
System.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115502195A (en) * | 2022-09-16 | 2022-12-23 | 浙江乾精新材料科技有限责任公司 | Method for quickly restoring saline-alkali soil |
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| CN105601360A (en) * | 2015-12-24 | 2016-05-25 | 北京益生动力生物科技有限公司 | Method for microbial and ecological improvement of saline-alkali land |
| CN105688847A (en) * | 2016-03-11 | 2016-06-22 | 四川大学 | Gelatin/fly ash composite adsorbing material and preparation method thereof |
| CN106824104A (en) * | 2017-01-04 | 2017-06-13 | 华中科技大学 | A kind of compound heavy metal absorbent and preparation method thereof |
| CN106961869A (en) * | 2017-04-17 | 2017-07-21 | 乔长晟 | A kind of method in improvement salt-soda soil |
| CN107312729A (en) * | 2017-06-26 | 2017-11-03 | 沈阳师范大学 | Lactic acid bacteria culturing medium, lactic acid bacteria microbe fertilizer and its application |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115502195A (en) * | 2022-09-16 | 2022-12-23 | 浙江乾精新材料科技有限责任公司 | Method for quickly restoring saline-alkali soil |
| CN115502195B (en) * | 2022-09-16 | 2024-01-09 | 浙江乾精新材料科技有限责任公司 | Quick restoration method for saline-alkali soil |
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