CN107087451A - It is a kind of to be used to improve the method for severe soda alkaline land - Google Patents
It is a kind of to be used to improve the method for severe soda alkaline land Download PDFInfo
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- 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
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Abstract
It is used to improve the method for severe soda alkaline land the invention discloses a kind of, comprises the following steps：Poured after the concentrated sulfuric acid is diluted with water first with HPMA with water in severe soda alkaline land, immersion 1~120 day, mashing processing is carried out to the severe soda alkaline land after immersion with beating machine for paddy field afterwards, stood after being disposed, treats that water is discharged in water and soil separation；Apply bacterial manure within 1~30 day before planting, 1~15 day after plantation, apply neopelex, HPMA and bacterial manure with water punching when more renewing water respectively within 16~39 days, 40~90 days.The method that the present invention is provided can carry out effective improvement to severe soda alkaline land, and operation is simple, put into small, output height, and improvement can make soil restoration to the state of suitable crops normal growth then then.
Description
Technical field
The present invention relates to Saline-alkali Field Control field, and in particular to one kind is used to improve severe soda alkaline land
Method.
Background technology
Salt-soda soil is a kind of soil of salt aggregation, refers to that the salinity contained by inside soil has influence on crop
Normal growth, according to UNESCO and food and agricultural organization's incomplete statistics, the whole world is saline and alkaline
The area on ground is 9.5438 hundred million hectares, and wherein China is 99,130,000 hectares.China's alkaline earth and alkali soil
The formation of earth, it is most of accumulative relevant with Carbonates In Soil, thus basicity is universal higher, sternly
The salt affected soil regional plant of weight can not survive or survival state extreme difference.
Severe Saline-Sodic soil is mainly distributed on Songyuan City, Baicheng and Heilongjiang Province of West in Jilin Province
The area such as grand celebration, Qiqihar.The acid-base value that it is mainly characterized by soil is high, and its pH value is universal
More than 9, even as high as 12 had, soil hardening is serious, hard such as stone when arid, meet water then into
Pasty state, almost not even a blade of grass grows.Because carbonate can cause soil with the crumb structure of heavy damage soil
Earth is extremely hardened, and hard such as stone, meets water then into pasty state when arid.Rice cultivation needs the soaked field that discharges water,
Then with machinery mashing, if severe Saline-Sodic soil is not improved, water and soil is not separated after mashing, is in
Sink seedling after scattered paste shape, rice transplanting quickly, it is impossible to normal rice transplanting, seriously constrain agricultural production, give
Peasant household causes huge economic loss.
Existing severe soda alkaline land modification method mainly has chemical amendments such as the application concentrated sulfuric acid, corruption
Acid, citric acid, HPMA, desulfurated plaster etc. are grown, biological modification method such as applies microorganism,
Plant salt tolerant crop etc., such as flood flushing etc., but these modification method generally existings are or not physically improved method
High severe soda alkaline land alkalescence, saliferous height, the serious hardened problem of soil, improvement can be solved simultaneously
Cycle length, input are big, deficiency in economic performance, the problems such as growth conditions of improvement plant then are poor.Weight
If the salinity that can not solve soil simultaneously of degree soda alkaline land is high, alkalescence is high, the serious shadow such as hardened
Agricultural planting problem is rung, agricultural planting, which remains unchanged, to be normally carried out.
The content of the invention
The invention aims to solve soil improvement time length present in prior art, input it is big,
The low problem of economic rate of return is used to improve the method for severe soda alkaline land, operation letter there is provided a kind of
Single easy, improvement can make soil restoration to the state of suitable crops normal growth then.
The present invention provides a kind of for improving the method for severe soda alkaline land, comprises the following steps：
Step one：Rear and HPMA is diluted with water in the concentrated sulfuric acid and pours severe soda salt with water
In alkali ground, soak 1~120 day；
Step 2：Mashing processing is carried out to the severe soda alkaline land after immersion with beating machine for paddy field；
Step 3：Mashing is stood after finishing, and treats that water is discharged in water and soil separation.
The concentrated sulfuric acid, chemical molecular formula is H2SO4, it is a kind of highly corrosive strong mineral acid.Will
The concentrated sulfuric acid, which adds severe soda alkaline land, can effectively reduce the alkalescence of soil, and the pH value of soil is fast
The scope of prompt drop as little as suitable for plant growth.
HPMA is a kind of low molecule amount polyelectrolyte, is orange colour thick liquid, typically
Relative molecular weight is 400~800, nontoxic, soluble in water, and chemical stability and heat endurance are high, point
Temperature is solved more than 330 DEG C.Adding HPMA in severe soda alkaline land can be by it
Complexing solubilization improve calcium sulfate, the solubility of calcium carbonate in soil, and then improve living in soil
The quantity of property calcium ion, acive calcium ion can displace the sodium ion with soil colloid adsorbed close
Come, the sodium ion being displaced is free on the network for being chelated into water with negative macromolecule group and being dissolved in water
Compound, drains or is absorbed by plants with pouring water, and the combination of calcium ion and soil colloid contributes to soil
The formation of earth crumb structure, and then improve soil hardening situation.
Severe soda alkaline land is almost waterproof due to hardened serious, so needing by machinery mashing
So that dilution after the concentrated sulfuric acid and hydrolyzed maleic anhydride with water penetration into deeper arable layer, improve soil
The improvement of earth.
The present invention provides a kind of for improving the method for severe soda alkaline land, it is preferred that, should
Method is further comprising the steps of：
Step 4：First 1~30 day of plantation, bacterial manure is applied in severe soda alkaline land.
The present invention provides a kind of for improving the method for severe soda alkaline land, it is preferred that, should
Method is further comprising the steps of：
Step 5：1~15 day after plantation, HPMA and bacterial manure are poured with water for the first time
In severe soda alkaline land.
The present invention provides a kind of for improving the method for severe soda alkaline land, it is preferred that, should
Method is further comprising the steps of：
Step 6：16~39 days after plantation, HPMA and bacterial manure are poured with water for the second time
In severe soda alkaline land；
Step 7：40~90 days after plantation, HPMA and bacterial manure are poured with water for the third time
In severe soda alkaline land.
The present invention provides a kind of for improving the method for severe soda alkaline land, it is preferred that, should
Method comprises the following steps：
Step one：Rear and HPMA is diluted with water in the concentrated sulfuric acid and pours severe soda salt with water
In alkali ground, soak 7~20 days；
Step 2：Mashing processing is carried out to the severe soda alkaline land after immersion with beating machine for paddy field；
Step 3：Mashing is stood after finishing, and treats that water is discharged in water and soil separation；
Step 4：First 12 days of plantation, bacterial manure is applied in severe soda alkaline land, is carried out after 12 days
Plantation；
Step 5：3 days after plantation, HPMA and bacterial manure are poured into severe with water for the first time
In soda alkaline land；
Step 6：30 days after plantation, HPMA and bacterial manure are poured into severe with water for the second time
In soda alkaline land；
Step 7：60 days after plantation, HPMA and bacterial manure are poured into severe with water for the third time
In soda alkaline land.
The present invention provides a kind of for improving the method for severe soda alkaline land, it is preferred that, step
The mass percent of a rapid concentrated sulfuric acid is 98%, and consumption is 5~200kg/ mus；The matter of hydrolyzed maleic anhydride
It is 50% to measure percentage, and consumption is 1~50kg/ mus.
The present invention provides a kind of for improving the method for severe soda alkaline land, it is preferred that, step
The mass percent of rapid four~step 7 HPMA is 50%, and consumption is 1~5kg/ mus, bacterium
The consumption of fertilizer is 1~10kg/ mus.
The present invention provides a kind of for improving the method for severe soda alkaline land, it is preferred that, bacterium
Fertilizer is made up of bacillus subtilis and gel-shaped series bacillus, its living bacteria count >=2.0 hundred million/mL.
Bacillus subtillis is one kind of Bacillus.Individual cells (0.7~0.8) × (2~3) micron,
Color is uniform, and no pod membrane, peritrichous can be moved.Bacillus subtillis can be fixed rapidly in paddy rice body
Grow and breed, can effectively reduce the accumulation of piricularia oryzae and its toxin, with the formation nutrition of other harmful bacterias
With the competition in space site.Bacillus subtillis addition severe soda alkaline land can effectively be improved
The Bacterial community of soil.
Bacillusmusilaginosiengineering is a kind of thing fertilizer, can artificial culture, add mainly as biological function bacterium
Adduction is suitable to various crops.Gel-shaped of the high activity gel-shaped bacillus rich in effective activity
Bacillus, it can in soil flourish, and produce the metabolites such as organic acid, capsular polysaccharide,
Lattice structure, insoluble phosphorus compound of alumino-silicate etc. are destroyed, decomposes and discharges solvable phosphorus potassium member
Trace element, both enhances soil fertility, again in element and calcium, sulphur, magnesium, iron, zinc, molybdenum, manganese etc.
Provide the absorbable nutrient utilized for crop, at the same produce gibberellin, it is cytokinin, micro-
The physiological activators such as biology enzyme, bacterial polysaccharides, promote corps nutrient to absorb and growth metabolism.Will
Bacillusmusilaginosiengineering, which adds severe soda alkaline land, can effectively improve the Bacterial community of soil.
The present invention provides a kind of for improving the method for severe soda alkaline land, it is preferred that, step
HPMA and bacterial manure are poured in severe soda alkaline land with water described in rapid five~step 7
Including two steps：
Step A：HPMA is poured in severe soda alkaline land with water；
Step B：Bacterial manure is poured in severe soda alkaline land with water again after half an hour.
The addition time of bacterial manure can be first passed through than HPMA addition time late half an hour
HPMA improves the applicability of soil, improves the survival rate of strain.
The present invention provides a kind of for improving the method for severe soda alkaline land, it is preferred that, step
Rapid one and step 5~step 7 also include neopelex and HPMA simultaneously
Poured with water in severe soda alkaline land, the mass percent of neopelex is 30%, is used
Measure as 0.5~10kg/ mus.Neopelex, white or faint yellow powdery or chip solid, point
Minor C18H29NaO3S, molecular weight 348.48.Hardly possible volatilization, it is soluble in water, water is dissolved in into semi-transparent
Bright solution.To alkali, diluted acid, hard water chemical property is stable, micro- poison.Neopelex conduct
A kind of anion surfactant, with good surface-active, hydrophily is stronger, effective reduction oil-
The tension force of water termination, reaches emulsification, HPMA can be made preferably to be dispersed in water,
Preferably improve soil hardening situation.
The present invention is first reduced the pH value of severe soda alkaline land by the highly acid of the concentrated sulfuric acid, will
Soil conditioning removes substantial amounts of carbanion in soil into subacidity, then by hydrolyzing poly- Malaysia
The quantity of acive calcium ion, preliminary to improve soil tabular condition in the complexing solubilization increase soil of acid anhydrides,
Soil is carried out by the synergy of neopelex, HPMA and bacterial manure again
Repeatedly adjustment, further improves the Bacterial community and physical and chemical index of soil, can be to severe Saline-Sodic
Ground is effectively administered, and operation is simple, and input is small, and improvement can arrive soil restoration then
The state of suitable crops normal growth.
Embodiment
Embodiment 1
Baicheng Zhenlai County great river ecological agriculture scientific ＆ technical corporation Experimental Base, practice ground is severe soda salt
Alkali, rice cultivation after improvement.The pH value of soil is 10.8, and total salt content is 0.6%, hardened tight
Weight.Practice ground is uniformly divided into 4 parts, region A, region B, region C, area is respectively labeled as
Domain D.
Improvement is followed the steps below to practice ground region A：
Step one：The concentrated sulfuric acid for being 98% by mass percent is diluted with water is afterwards with mass percent
50% HPMA is successively poured in the A of practice ground region with water, and the concentrated sulfuric acid, hydrolysis are poly-
The consumption of maleic anhydride is respectively 100kg/ mus, 3kg/ mus, is soaked 15 days；
Step 2：Mashing processing is carried out to the region A after immersion with beating machine for paddy field；
Step 3：Mashing is stood after finishing, and is treated that water is discharged in water and soil separation, is then carried out rice transplanting.
Improvement is followed the steps below to practice ground region B：
Step one：After mass fraction is diluted with water for 98% concentrated sulfuric acid practice ground area is poured with water
In the B of domain, the consumption of the concentrated sulfuric acid is 100kg/ mus, is soaked 15 days；
Step 2：Mashing processing is carried out to the region B after immersion with beating machine for paddy field；
Step 3：Mashing is stood after finishing, and is treated that water is discharged in water and soil separation, is then carried out rice transplanting.
Improvement is followed the steps below to practice ground region C：
Step one：By mass fraction for 50% HPMA according to 3kg/ mus of consumption with water
Pour in the C of practice ground region, soak 15 days；
Step 2：Mashing processing is carried out to the region C after immersion with beating machine for paddy field；
Step 3：Mashing is stood after finishing, and is treated that water is discharged in water and soil separation, is then carried out rice transplanting.
Improvement is followed the steps below to practice ground region D：
Step one：Region D is put into clear water, soaked 15 days；
Step 2：Mashing processing is carried out to the region D after immersion with beating machine for paddy field；
Step 3：Mashing is stood after finishing, and is treated that water is discharged in water and soil separation, is then carried out rice transplanting.
Practice ground region A, region B, region C, region D other farming methods it is homogeneous
Together.
Different experiments land used region paddy rice investigation result is as shown in table 1.
The paddy rice investigation result of table 1
It can be seen from the data in Table 1 that the severe soda alkaline land after improving according to the present invention plants water
Rice is compared with after other manner improvement, and paddy rice death rate at least reduces by 92%, and yield at least increases by 500%,
The tillering capacity of paddy rice brings up to 2.0 by 0, and plant height at least improves 92%, and mass of 1000 kernel at least increases by 31%,
Rice quality is also correspondingly improved；The pH value and salt content of soil are remarkably decreased simultaneously, hardened situation
It is obviously improved, state of the soil restoration to suitable crops normal growth.
Embodiment 2
Baicheng Zhenlai County great river ecological agriculture scientific ＆ technical corporation Experimental Base, practice ground is severe soda salt
Alkali, rice cultivation after improvement.The pH value of soil is 11.5, and total salt content is 0.8%, hardened tight
Weight.Practice ground is uniformly divided into 4 parts, region A, region B, region C, area is respectively labeled as
Domain D.
Improvement is followed the steps below to practice ground region A：
Step one：The concentrated sulfuric acid for being 98% by mass percent is diluted with water is afterwards with mass percent
50% HPMA is successively poured in the A of practice ground region with water, and the concentrated sulfuric acid and hydrolysis are poly-
The consumption of maleic anhydride is respectively 150kg/ mus and 15kg/ mus, is soaked 15 days；
Step 2：Mashing processing is carried out to the region A after immersion with beating machine for paddy field；
Step 3：Mashing is stood after finishing, and treats that water is discharged in water and soil separation；
Step 4：3 days before rice transplanting, bacterial manure is poured into region A according to 5kg/ mus of consumption with water
In, rice transplanting is carried out after 3 days.
Improvement is followed the steps below to practice ground region B：
Step one：After mass percent is diluted with water for 98% concentrated sulfuric acid practice ground is poured with water
In the A of region, the consumption of the concentrated sulfuric acid is 150kg/ mus, is soaked 15 days；
Step 2：Mashing processing is carried out to the region B after immersion with beating machine for paddy field；
Step 3：Mashing is stood after finishing, and treats that water is discharged in water and soil separation；
Step 4：3 days before rice transplanting, bacterial manure is poured into region B according to 5kg/ mus of consumption with water
In, rice transplanting is carried out after 3 days.
Improvement is followed the steps below to practice ground region C：
Step one：By mass percent be 50% HPMA according to 15kg/ mus consumption with
Water is poured in the C of practice ground region, is soaked 15 days；
Step 2：Mashing processing is carried out to the region C after immersion with beating machine for paddy field；
Step 3：Mashing is stood after finishing, and treats that water is discharged in water and soil separation；
Step 4：3 days before rice transplanting, bacterial manure is poured into region C according to 5kg/ mus of consumption with water
In, rice transplanting is carried out after 3 days.
Improvement is followed the steps below to practice ground region D：
Step one：Region D is put into clear water, soaked 15 days；
Step 2：Mashing processing is carried out to the region D after immersion with beating machine for paddy field；
Step 3：Mashing is stood after finishing, and treats that water is discharged in water and soil separation；
Step 4：3 days before rice transplanting, bacterial manure is poured into region D according to 5kg/ mus of consumption with water
In, rice transplanting is carried out after 3 days.
Practice ground region A, region B, region C, region D other farming methods it is homogeneous
Together.
Different experiments land used region paddy rice investigation result is as shown in table 2.
The paddy rice investigation result of table 2
It can be seen from the data in Table 2 that the severe soda alkaline land after improving according to the present invention plants water
Rice is compared with after other manner improvement, and paddy rice death rate at least reduces by 98%, and yield at least increases by 242%,
The tillering capacity of paddy rice brings up to 2.5 by 0, and plant height at least improves 98%, and mass of 1000 kernel at least increases by 23%,
Rice quality is also correspondingly improved；The pH value and salt content of soil are remarkably decreased simultaneously, hardened situation
It is obviously improved, state of the soil restoration to suitable crops normal growth.
Embodiment 3
Baicheng Zhenlai County great river ecological agriculture scientific ＆ technical corporation Experimental Base, practice ground is severe soda salt
Alkali, rice cultivation after improvement.The pH value of soil is 11.3, and total salt content is 0.7%, hardened tight
Weight.Practice ground is uniformly divided into 4 parts, region A, region B, region C, area is respectively labeled as
Domain D.
Improvement is followed the steps below to practice ground region A：
Step one：The concentrated sulfuric acid for being 98% by mass percent is diluted with water is afterwards with mass percent
50% HPMA and mass percent for 30% neopelex successively with
Water is poured in the A of practice ground region, the concentrated sulfuric acid and HPMA and DBSA
The consumption of sodium is respectively 100kg/ mus, 30kg/ mus and 10kg/ mus, is soaked 15 days；
Step 2：Mashing processing is carried out to the region A after immersion with beating machine for paddy field；
Step 3：Mashing is stood after finishing, and treats that water is discharged in water and soil separation；
Step 4：12 days before rice transplanting, bacterial manure is applied in the A of region by 6kg/ mus of consumption,
Rice transplanting is carried out after 12 days；
Step 5：3 days after rice transplanting, for the first time by mass percent be 30% detergent alkylate
Sodium sulfonate and mass percent for 50% HPMA respectively according to 1kg/ mu and 5kg/ mus
Consumption is poured in the A of region with water, is again rushed bacterial manure with water according to 10kg/ mus of consumption after half an hour
Enter in the A of region；
Step 6：35 days after rice transplanting, second by dodecyl that mass percent is 30%
Benzene sulfonic acid sodium salt and mass percent for 50% HPMA respectively according to 1kg/ mus and 5kg/ mus
Consumption poured with water in the A of region, after half an hour again by bacterial manure according to 10kg/ mus of consumption with water
Pour in the A of region；
Step 7：60 days after rice transplanting, for the third time by mass percent be 30% dodecyl
Benzene sulfonic acid sodium salt and mass percent for 50% HPMA respectively according to 1kg/ mus and 5kg/ mus
Consumption poured with water in the A of region, after half an hour again by bacterial manure according to 10kg/ mus of consumption with water
Pour in the A of region.
Improvement is followed the steps below to practice ground region B：
Step one：After mass percent is diluted with water for 98% concentrated sulfuric acid practice ground is poured with water
In the B of region, the consumption of the concentrated sulfuric acid is 100kg/ mus, is soaked 15 days；
Step 2：Mashing processing is carried out to the region B after immersion with beating machine for paddy field；
Step 3：Mashing is stood after finishing, and treats that water is discharged in water and soil separation；
Step 4：12 days before rice transplanting, bacterial manure is applied in the B of region by 6kg/ mus of consumption,
Rice transplanting is carried out after 12 days；
Step 5：3 days after rice transplanting, bacterial manure will be rushed according to 10kg/ mus of consumption with water for the first time
Enter in the B of region；
Step 6：35 days after rice transplanting, bacterial manure is rushed according to 10kg/ mus of consumption with water for the second time
Enter in the B of region；
Step 7：60 days after rice transplanting, bacterial manure is rushed according to 10kg/ mus of consumption with water for the third time
Enter in the B of region.
Improvement is followed the steps below to practice ground region C：
Step one：The HPMA and mass percent for being 50% by mass percent are 30%
Neopelex poured with water in the C of practice ground region, HPMA and 12
The consumption of sodium alkyl benzene sulfonate is respectively 30kg/ mus and 10kg/ mus, is soaked 15 days；
Step 2：Mashing processing is carried out to the region C after immersion with beating machine for paddy field；
Step 3：Mashing is stood after finishing, and treats that water is discharged in water and soil separation；
Step 4：12 days before rice transplanting, bacterial manure is applied in the C of region by 6kg/ mus of consumption,
Rice transplanting is carried out after 12 days；
Step 5：3 days after rice transplanting, for the first time by mass percent be 30% detergent alkylate
Sodium sulfonate and mass percent for 50% HPMA respectively according to 1kg/ mu and 5kg/ mus
Consumption is poured in the C of region with water, is again rushed bacterial manure with water according to 10kg/ mus of consumption after half an hour
Enter in the C of region；
Step 6：35 days after rice transplanting, second by dodecyl that mass percent is 30%
Benzene sulfonic acid sodium salt and mass percent for 50% HPMA respectively according to 1kg/ mus and 5kg/ mus
Consumption poured with water in the C of region, after half an hour again by bacterial manure according to 10kg/ mus of consumption with water
Pour in the C of region；
Step 7：60 days after rice transplanting, for the third time by mass percent be 30% dodecyl
Benzene sulfonic acid sodium salt and mass percent for 50% HPMA respectively according to 1kg/ mus and 5kg/ mus
Consumption poured with water in the C of region, after half an hour again by bacterial manure according to 10kg/ mus of consumption with water
Pour in the C of region.
Improvement is followed the steps below to practice ground region D：
Step one：Region D is put into clear water, soaked 15 days；
Step 2：Mashing processing is carried out to the region D after immersion with beating machine for paddy field；
Step 3：Mashing is stood after finishing, and treats that water is discharged in water and soil separation；
Step 4：12 days before rice transplanting, bacterial manure is applied in the D of region by 6kg/ mus of consumption,
Rice transplanting is carried out after 12 days；
Step 5：3 days after rice transplanting, bacterial manure is poured according to 10kg/ mus of consumption with water for the first time
In the D of region；
Step 6：35 days after rice transplanting, bacterial manure is rushed according to 10kg/ mus of consumption with water for the second time
Enter in the D of region；
Step 7：60 days after rice transplanting, bacterial manure is rushed according to 10kg/ mus of consumption with water for the third time
Enter in the D of region.
Practice ground region A, region B, region C, region D other farming methods it is homogeneous
Together.
Different experiments land used region paddy rice investigation result is as shown in table 3.
The paddy rice investigation result of table 3
It can be seen from the data in Table 3 that the severe soda alkaline land after improving according to the present invention plants water
Rice is compared with after other manner improvement, and paddy rice death rate at least reduces by 96%, and yield at least increases by 277%,
The tillering capacity of paddy rice brings up to 2.5 by 0, and plant height at least improves 105%, and mass of 1000 kernel at least increases by 36%,
Rice quality is also correspondingly improved；The pH value and salt content of soil are remarkably decreased simultaneously, hardened situation
It is obviously improved, state of the soil restoration to suitable crops normal growth.
Embodiment 4
Baicheng Zhenlai county and town south sheep stud, practice ground be severe soda alkaline land, planted after improvement to
Day certain herbaceous plants with big flowers.The pH value of soil is 9.8, and total salt content is 0.7%, hardened serious.Practice ground is equal
It is even to be divided into 4 parts, it is respectively labeled as region A, region B, region C, region D.
Improvement is followed the steps below to practice ground region A：
Step one：The concentrated sulfuric acid for being 98% by mass percent is diluted with water is afterwards with mass percent
50% HPMA is successively poured in the A of practice ground region with water, and the concentrated sulfuric acid and hydrolysis are poly-
The consumption of maleic anhydride is respectively 50kg/ mus and 15kg/ mus, is soaked 7 days；
Step 2：Mashing processing is carried out to the region A after immersion with beating machine for paddy field；
Step 3：Mashing is stood after finishing, and treats that water is discharged in water and soil separation；
Step 4：Sunflower is sowed first 5 days, and bacterial manure is applied in the A of region according to 1kg/ mus of consumption,
Sunflower sowing is carried out after 5 days；
Step 5：Sunflower after planting 3 days, by the poly- horse of hydrolysis that bacterial manure and mass percent are 50%
Carry out acid anhydrides to apply in the A of region, the consumption of bacterial manure and HPMA is 1kg/ mus and 5kg/ respectively
Mu, first using HPMA, applies bacterial manure again after half an hour.
Improvement is followed the steps below to practice ground region B：
Step one：After mass percent is diluted with water for 98% concentrated sulfuric acid practice ground is poured with water
In the B of region, the consumption of the concentrated sulfuric acid is 50kg/ mus, is soaked 7 days；
Step 2：Mashing processing is carried out to the region B after immersion with beating machine for paddy field；
Step 3：Mashing is stood after finishing, and treats that water is discharged in water and soil separation；
Step 4：Sunflower is sowed first 5 days, and bacterial manure is applied in the B of region according to 1kg/ mus of consumption,
Sunflower sowing is carried out after 5 days；
Step 5：Sunflower after planting 3 days, bacterial manure is applied in B according to 1kg/ mus of consumption.
Improvement is followed the steps below to practice ground region C：
Step one：By mass percent be 50% HPMA according to 15kg/ mus consumption with
Water is poured in the C of practice ground region, is soaked 7 days；
Step 2：Mashing processing is carried out to the region C after immersion with beating machine for paddy field；
Step 3：Mashing is stood after finishing, and treats that water is discharged in water and soil separation；
Step 4：Sunflower is sowed first 5 days, and bacterial manure is applied in the C of region according to 1kg/ mus of consumption,
Sunflower sowing is carried out after 5 days；
Step 5：Sunflower after planting 3 days, by the poly- horse of hydrolysis that bacterial manure and mass percent are 50%
Carry out acid anhydrides to apply in the C of region, the consumption of bacterial manure and HPMA is 1kg/ mus and 5kg/ respectively
Mu, first using HPMA, applies bacterial manure again after half an hour.
Improvement is followed the steps below to practice ground region D：
Step one：Practice ground region D is soaked 7 days with clear water；
Step 2：Mashing processing is carried out to the region D after immersion with beating machine for paddy field；
Step 3：Mashing is stood after finishing, and treats that water is discharged in water and soil separation；
Step 4：Sunflower is sowed first 5 days, and bacterial manure is applied in the D of region according to 1kg/ mus of consumption,
Sunflower sowing is carried out after 5 days；
Step 5：Sunflower after planting 3 days, bacterial manure is applied in the D of region according to 1kg/ mus of consumption.
Practice ground region A, region B, region C, region D other farming methods it is homogeneous
Together.
Different experiments land used region sunflower investigation result is as shown in table 4.
The sunflower investigation result of table 4
It can be seen from the data in Table 4 that according to the present invention improve after severe soda alkaline land plant to
Day certain herbaceous plants with big flowers is compared with after other manner improvement, and the yield of sunflower at least increases by 67%, can reach middle production
Level, the mass of 1000 kernel of sunflower at least increases by 38%, and sunflower quality is also correspondingly improved；Simultaneously
The pH value and salt content of soil are remarkably decreased, and hardened situation is obviously improved, soil restoration to suitable agriculture
The state of crop normal growth.
Embodiment 5
Baicheng Zhenlai county and town south sheep stud, practice ground be severe soda alkaline land, planted after improvement to
Day certain herbaceous plants with big flowers.The pH value of soil is 10.1, and total salt content is 0.7%, hardened serious.Practice ground is equal
It is even to be divided into 4 parts, it is respectively labeled as region A, region B, region C, region D.
Improvement is followed the steps below to practice ground region A：
Step one：The concentrated sulfuric acid for being 98% by mass percent is diluted with water is afterwards with mass percent
50% HPMA and mass percent for 30% neopelex successively with
Water is poured in the A of practice ground region, the concentrated sulfuric acid and HPMA and DBSA
The consumption of sodium is respectively 5kg/ mus, 1kg/ mus and 0.5kg/ mus, is soaked 1 day；
Step 2：Mashing processing is carried out to the region A after immersion with beating machine for paddy field；
Step 3：Mashing is stood after finishing, and treats that water is discharged in water and soil separation；
Step 4：Sunflower is sowed first 1 day, and bacterial manure is applied in the A of region by 1kg/ mus of consumption,
Sunflower sowing is carried out after 1 day；
Step 5：Sunflower after planting 1 day, for the first time by mass percent be 30% dodecyl
Benzene sulfonic acid sodium salt and mass percent for 50% HPMA respectively according to 1kg/ mus and 0.5kg/
Mu consumption poured with water in the A of region, after half an hour again by bacterial manure according to 1kg/ mus of consumption with water
Pour in the A of region；
Step 6：Sunflower after planting 16 days, second by dodecane that mass percent is 30%
Base benzene sulfonic acid sodium salt and mass percent for 50% HPMA respectively according to 1kg/ mu with
0.5kg/ mus of consumption is poured in the A of region with water, again by bacterial manure according to 1kg/ mus of use after half an hour
Amount is poured in the A of region with water；
Step 7：Sunflower after planting 40 days, for the third time by mass percent be 30% dodecane
Base benzene sulfonic acid sodium salt and mass percent for 50% HPMA respectively according to 1kg/ mu with
0.5kg/ mus of consumption is poured in the A of region with water, again by bacterial manure according to 1kg/ mus of use after half an hour
Amount is poured in the A of region with water.
Improvement is followed the steps below to practice ground region B：
Step one：After mass percent is diluted with water for 98% concentrated sulfuric acid practice ground is poured with water
In the B of region, the consumption of the concentrated sulfuric acid is 5kg/ mus, is soaked 1 day；
Step 2：Mashing processing is carried out to the region B after immersion with beating machine for paddy field；
Step 3：Mashing is stood after finishing, and treats that water is discharged in water and soil separation；
Step 4：Sunflower is sowed first 1 day, and bacterial manure is applied in the B of region by 1kg/ mus of consumption,
Sunflower sowing is carried out after 1 day；
Step 5：Sunflower after planting 1 day, for the first time by by bacterial manure according to 1kg/ mus of consumption with water
Pour in the B of region；
Step 6：Sunflower after planting 16 days, for the second time rushes bacterial manure according to 1kg/ mus of consumption with water
Enter in the B of region；
Step 7：Sunflower after planting 40 days, for the third time rushes bacterial manure according to 1kg/ mus of consumption with water
Enter in the B of region.
Improvement is followed the steps below to practice ground region C：
Step one：The HPMA and mass percent for being 50% by mass percent are 30%
Neopelex poured with water in the C of practice ground region, HPMA and 12
The consumption of sodium alkyl benzene sulfonate is respectively 1kg/ mus and 0.5kg/ mus, is soaked 1 day；
Step 2：Mashing processing is carried out to the region C after immersion with beating machine for paddy field；
Step 3：Mashing is stood after finishing, and treats that water is discharged in water and soil separation；
Step 4：Sunflower is sowed first 1 day, and bacterial manure is applied in the C of region by 1kg/ mus of consumption,
Sunflower sowing is carried out after 1 day；
Step 5：Sunflower after planting 1 day, for the first time by mass percent be 30% dodecyl
Benzene sulfonic acid sodium salt and mass percent for 50% HPMA respectively according to 1kg/ mus and 0.5kg/
Mu consumption poured with water in the C of region, after half an hour again by bacterial manure according to 1kg/ mus of consumption with water
Pour in the C of region；
Step 6：Sunflower after planting 16 days, second by dodecane that mass percent is 30%
Base benzene sulfonic acid sodium salt and mass percent for 50% HPMA respectively according to 1kg/ mu with
0.5kg/ mus of consumption is poured in the C of region with water, again by bacterial manure according to 1kg/ mus of use after half an hour
Amount is poured in the C of region with water；
Step 7：Sunflower after planting 40 days, for the third time by mass percent be 30% dodecane
Base benzene sulfonic acid sodium salt and mass percent for 50% HPMA respectively according to 1kg/ mu with
0.5kg/ mus of consumption is poured in the C of region with water, again by bacterial manure according to 1kg/ mus of use after half an hour
Amount is poured in the C of region with water.
Improvement is followed the steps below to practice ground region D：
Step one：Region D is put into clear water, soaked 1 day；
Step 2：Mashing processing is carried out to the region D after immersion with beating machine for paddy field；
Step 3：Mashing is stood after finishing, and treats that water is discharged in water and soil separation；
Step 4：Sunflower is sowed first 1 day, and bacterial manure is applied in the D of region by 1kg/ mus of consumption,
Rice transplanting is carried out after 1 day；
Step 5：Sunflower after planting 1 day, for the first time rushes bacterial manure according to 1kg/ mus of consumption with water
Enter in the D of region；
Step 6：Sunflower after planting 16 days, for the second time rushes bacterial manure according to 1kg/ mus of consumption with water
Enter in the D of region；
Step 7：Sunflower after planting 40 days, for the third time rushes bacterial manure according to 1kg/ mus of consumption with water
Enter in the D of region.
Practice ground region A, region B, region C, region D other farming methods it is homogeneous
Together.
Different experiments land used region sunflower investigation result is as shown in table 5.
The sunflower investigation result of table 5
It can be seen from the data in Table 5 that according to the present invention improve after severe soda alkaline land plant to
Day certain herbaceous plants with big flowers is compared with after other manner improvement, and the yield of sunflower at least increases by 65%, can reach middle production
Level, the mass of 1000 kernel of sunflower at least increases by 33%, and sunflower quality is also correspondingly improved；Simultaneously
The pH value and salt content of soil are remarkably decreased, and hardened situation is obviously improved, soil restoration to suitable agriculture
The state of crop normal growth.
Embodiment 6
Baicheng Zhenlai County democracy village, practice ground is severe soda alkaline land, and sorghum is planted after improvement.
The pH value of soil is 10.0, and total salt content is 0.5%, hardened serious.Practice ground is uniformly divided into
4 parts, it is respectively labeled as region A, region B, region C, region D.
Improvement is followed the steps below to practice ground region A：
Step one：The concentrated sulfuric acid for being 98% by mass percent is diluted with water is afterwards with mass percent
50% HPMA and mass percent for 30% neopelex successively with
Water is poured in the A of practice ground region, the concentrated sulfuric acid and HPMA and DBSA
The consumption of sodium is respectively 30kg/ mus, 15kg/ mus and 10kg/ mus, is soaked 20 days；
Step 2：Mashing processing is carried out to the region A after immersion with beating machine for paddy field；
Step 3：Mashing is stood after finishing, and treats that water is discharged in water and soil separation；
Step 4：Sorghum is sowed first 3 days, bacterial manure is applied in the A of region by 6kg/ mus of consumption, 3
Sorghum sowing is carried out after it；
Step 5：Sorghum after planting 4 days, for the first time by mass percent be 30% detergent alkylate
Sodium sulfonate and mass percent for 50% HPMA respectively according to 1kg/ mu and 5kg/ mus
Consumption is poured in the A of region with water, is again rushed bacterial manure with water according to 10kg/ mus of consumption after half an hour
Enter in the A of region；
Step 6：Sorghum after planting 35 days, second by dodecyl that mass percent is 30%
Benzene sulfonic acid sodium salt and mass percent for 50% HPMA respectively according to 1kg/ mus and 5kg/ mus
Consumption poured with water in the A of region, after half an hour again by bacterial manure according to 10kg/ mus of consumption with water
Pour in the A of region；
Step 7：Sorghum after planting 60 days, for the third time by mass percent be 30% dodecyl
Benzene sulfonic acid sodium salt and mass percent for 50% HPMA respectively according to 1kg/ mus and 5kg/ mus
Consumption poured with water in the A of region, after half an hour again by bacterial manure according to 10kg/ mus of consumption with water
Pour in the A of region.
Improvement is followed the steps below to practice ground region B：
Step one：After mass fraction is diluted with water for 98% concentrated sulfuric acid practice ground area is poured with water
In the A of domain, the consumption of the concentrated sulfuric acid is respectively 30kg/ mus, is soaked 20 days；
Step 2：Mashing processing is carried out to the region B after immersion with beating machine for paddy field；
Step 3：Mashing is stood after finishing, and is treated that water is discharged in water and soil separation, is carried out sorghum sowing.
Improvement is followed the steps below to practice ground region C：
Step one：By mass percent for 50% HPMA according to 15kg/ mus of consumption
Pour in the C of practice ground region, soak 20 days with water；
Step 2：Mashing processing is carried out to the region C after immersion with beating machine for paddy field；
Step 3：Mashing is stood after finishing, and is treated that water is discharged in water and soil separation, is carried out sorghum sowing；
Step 4：Sorghum after planting 4 days, for the first time by mass percent be 50% the poly- Malaysia of hydrolysis
Acid anhydrides is poured in the C of region according to 5kg/ mus of consumption with water；
Step 5：Sorghum after planting 35 days, second by the poly- horse of hydrolysis that mass percent is 50%
Carry out acid anhydrides to pour in the C of region with water according to 5kg/ mus of consumption；
Step 6：Sorghum after planting 60 days, for the third time by mass percent be 50% the poly- horse of hydrolysis
Carry out acid anhydrides to pour in the C of region with water according to 5kg/ mus of consumption.
Improvement is followed the steps below to practice ground region D：
Step one：The HPMA and mass percent for being 50% by mass percent are 30%
Neopelex simultaneously pour in the D of practice ground region, HPMA and ten
The consumption of dialkyl benzene sulfonic acids sodium is respectively 15kg/ mus and 10kg/ mus, is soaked 20 days；
Step 2：Mashing processing is carried out to the region D after immersion with beating machine for paddy field；
Step 3：Mashing is stood after finishing, and is treated that water is discharged in water and soil separation, is carried out sorghum sowing；
Step 4：Sorghum after planting 4 days, for the first time by mass percent be 30% detergent alkylate
Sodium sulfonate and mass percent for 50% HPMA according to 1kg/ mus and 5kg/ mus of consumption
Poured simultaneously with water in the D of region；
Step 5：Sorghum after planting 35 days, second by dodecyl that mass percent is 30%
Benzene sulfonic acid sodium salt and mass percent for 50% HPMA respectively according to 1kg/ mus and 5kg/ mus
Consumption simultaneously poured with water in the D of region；
Step 6：Sorghum after planting 60 days, for the third time by mass percent be 30% dodecyl
Benzene sulfonic acid sodium salt and mass percent for 50% HPMA respectively according to 1kg/ mus and 5kg/ mus
Consumption simultaneously poured with water in the D of region.
Practice ground region A, region B, region C, region D other farming methods it is homogeneous
Together.
Different experiments land used region sorghum investigation result is as shown in table 6.
The sorghum investigation result of table 6
It can be seen from the data in Table 6 that the severe soda alkaline land after improving according to the present invention plants high
Fine strain of millet is compared with after other manner improvement, and the yield of sorghum at least increases by 74%, can reach the water of middle production
Flat, the mass of 1000 kernel of sorghum at least increases by 25%, and sorghum quality is also correspondingly improved；While the pH of soil
Value and salt content are remarkably decreased, and hardened situation is obviously improved, and soil restoration is normally given birth to suitable crops
Long state.
Embodiment 7
Baicheng Zhenlai County democracy village, practice ground is severe soda alkaline land, and sorghum is planted after improvement.
The pH value of soil is 10.5, and total salt content is 0.6%, hardened serious.Practice ground is uniformly divided into
4 parts, it is respectively labeled as region A, region B, region C, region D.
Improvement is followed the steps below to practice ground region A：
Step one：The concentrated sulfuric acid for being 98% by mass percent is diluted with water is afterwards with mass percent
50% HPMA and mass percent for 30% neopelex successively with
Water is poured in the A of practice ground region, the concentrated sulfuric acid and HPMA and DBSA
The consumption of sodium is respectively 200kg/ mus, 50kg/ mus and 10kg/ mus, is soaked 120 days；
Step 2：Mashing processing is carried out to the region A after immersion with beating machine for paddy field；
Step 3：Mashing is stood after finishing, and treats that water is discharged in water and soil separation；
Step 4：Sorghum is sowed first 30 days, and bacterial manure is applied in the A of region by 10kg/ mus of consumption,
Sorghum sowing is carried out after 30 days；
Step 5：Sorghum after planting 15 days, for the first time by mass percent be 30% dodecyl
Benzene sulfonic acid sodium salt and mass percent for 50% HPMA respectively according to 10kg/ mus and 5kg/
Mu consumption poured with water in the A of region, after half an hour again by bacterial manure according to 10kg/ mus consumption with
Water is poured in the A of region；
Step 6：Sorghum after planting 39 days, second by dodecyl that mass percent is 30%
Benzene sulfonic acid sodium salt and mass percent for 50% HPMA respectively according to 10kg/ mus and 5kg/
Mu consumption poured with water in the A of region, after half an hour again by bacterial manure according to 10kg/ mus consumption with
Water is poured in the A of region；
Step 7：Sorghum after planting 90 days, for the third time by mass percent be 30% dodecyl
Benzene sulfonic acid sodium salt and mass percent for 50% HPMA respectively according to 10kg/ mus and 5kg/
Mu consumption poured with water in the A of region, after half an hour again by bacterial manure according to 10kg/ mus consumption with
Water is poured in the A of region.
Improvement is followed the steps below to practice ground region B：
Step one：After mass percent is diluted with water for 98% concentrated sulfuric acid practice ground is poured with water
In the B of region, the consumption of the concentrated sulfuric acid is 200kg/ mus, is soaked 120 days；
Step 2：Mashing processing is carried out to the region B after immersion with beating machine for paddy field；
Step 3：Mashing is stood after finishing, and treats that water is discharged in water and soil separation；
Step 4：Sorghum is sowed first 30 days, and bacterial manure is applied in the B of region by 10kg/ mus of consumption,
Sorghum sowing is carried out after 30 days；
Step 5：Sorghum after planting 15 days, for the first time by by bacterial manure according to 10kg/ mus of consumption with water
Pour in the B of region；
Step 6：Sorghum after planting 39 days, for the second time rushes bacterial manure according to 10kg/ mus of consumption with water
Enter in the B of region；
Step 7：Sorghum after planting 90 days, for the third time rushes bacterial manure according to 10kg/ mus of consumption with water
Enter in the B of region.
Improvement is followed the steps below to practice ground region C：
Step one：The HPMA and mass percent for being 50% by mass percent are 30%
Neopelex poured with water in the C of practice ground region, HPMA and 12
The consumption of sodium alkyl benzene sulfonate is respectively 50kg/ mus and 10kg/ mus, is soaked 120 days；
Step 2：Mashing processing is carried out to the region C after immersion with beating machine for paddy field；
Step 3：Mashing is stood after finishing, and treats that water is discharged in water and soil separation；
Step 4：Sorghum is sowed first 30 days, and bacterial manure is applied in the C of region by 10kg/ mus of consumption,
Sorghum sowing is carried out after 30 days；
Step 5：Sorghum after planting 15 days, for the first time by mass percent be 30% dodecyl
Benzene sulfonic acid sodium salt and mass percent for 50% HPMA respectively according to 10kg/ mus and 5kg/
Mu consumption poured with water in the C of region, after half an hour again by bacterial manure according to 10kg/ mus consumption with
Water is poured in the C of region；
Step 6：Sorghum after planting 39 days, second by dodecyl that mass percent is 30%
Benzene sulfonic acid sodium salt and mass percent for 50% HPMA respectively according to 10kg/ mus and 5kg/
Mu consumption poured with water in the C of region, after half an hour again by bacterial manure according to 10kg/ mus consumption with
Water is poured in the C of region；
Step 7：Sorghum after planting 90 days, for the third time by mass percent be 30% dodecyl
Benzene sulfonic acid sodium salt and mass percent for 50% HPMA respectively according to 10kg/ mus and 5kg/
Mu consumption poured with water in the C of region, after half an hour again by bacterial manure according to 10kg/ mus consumption with
Water is poured in the C of region.
Improvement is followed the steps below to practice ground region D：
Step one：Region D is put into clear water, soaked 120 days；
Step 2：Mashing processing is carried out to the region D after immersion with beating machine for paddy field；
Step 3：Mashing is stood after finishing, and treats that water is discharged in water and soil separation；
Step 4：Sorghum is sowed first 30 days, and bacterial manure is applied in the D of region by 10kg/ mus of consumption,
Sorghum sowing is carried out after 30 days；
Step 5：Sorghum after planting 15 days, for the first time rushes bacterial manure according to 10kg/ mus of consumption with water
Enter in the D of region；
Step 6：Sorghum after planting 39 days, for the second time rushes bacterial manure according to 10kg/ mus of consumption with water
Enter in the D of region；
Step 7：Sorghum after planting 90 days, for the third time rushes bacterial manure according to 10kg/ mus of consumption with water
Enter in the D of region.
Practice ground region A, region B, region C, region D other farming methods it is homogeneous
Together.
Different experiments land used region sorghum investigation result is as shown in table 7.
The sorghum investigation result of table 7
It can be seen from the data in Table 7 that the severe soda alkaline land after improving according to the present invention plants high
Fine strain of millet is compared with after other manner improvement, and the yield of sorghum at least increases by 54%, can reach the water of middle production
Flat, the mass of 1000 kernel of sorghum at least increases by 24%, and sorghum quality is also correspondingly improved；While the pH of soil
Value and salt content are remarkably decreased, and hardened situation is obviously improved, and soil restoration is normally given birth to suitable crops
Long state.
Experiment conclusion：It can be seen from the experimental data of embodiment 1~7, the method provided by the present invention
Severe soda alkaline land is improved, the pH value and salt content of soil, plate can be effectively reduced
Knot situation is obviously improved, and grows soil more suitable for plant；Ameliorative way is simple and easy to apply, and effect is good,
Instant effect, improvement can make soil restoration to the state of suitable crops normal growth then.
It is described above to be merely exemplary for the purpose of the present invention, and nonrestrictive, the common skill in this area
Art personnel understand, in the case where not departing from the spirit and scope that claim is limited, can make
Any modification, change or equivalent, fall within protection scope of the present invention.
Claims (10)
1. a kind of be used to improve the method for severe soda alkaline land, it is characterised in that：Comprise the following steps：
Step one：Rear and HPMA is diluted with water in the concentrated sulfuric acid and pours severe soda salt with water
In alkali ground, soak 1~120 day；
Step 2：Mashing processing is carried out to the severe soda alkaline land after immersion with beater；
Step 3：Mashing is stood after finishing, and treats that water is discharged in water and soil separation.
2. according to claim 1 a kind of for improving the method for severe soda alkaline land, it is special
Levy and be：Methods described is further comprising the steps of：
Step 4：First 1~30 day of plantation, bacterial manure is applied in severe soda alkaline land.
3. according to claim 2 a kind of for improving the method for severe soda alkaline land, it is special
Levy and be：Methods described is further comprising the steps of：
Step 5：1~15 day after plantation, HPMA and bacterial manure are poured with water for the first time
In severe soda alkaline land.
4. according to claim 3 a kind of for improving the method for severe soda alkaline land, it is special
Levy and be：Methods described is further comprising the steps of：
Step 6：16~39 days after plantation, HPMA and bacterial manure are poured with water for the second time
In severe soda alkaline land；
Step 7：40~90 days after plantation, HPMA and bacterial manure are poured with water for the third time
In severe soda alkaline land.
5. according to claim 1 a kind of for improving the method for severe soda alkaline land, it is special
Levy and be：It the described method comprises the following steps：
Step one：Rear and HPMA is diluted with water in the concentrated sulfuric acid and pours severe soda salt with water
In alkali ground, soak 7~20 days；
Step 2：Mashing processing is carried out to the severe soda alkaline land after immersion with beater；
Step 3：Mashing is stood after finishing, and treats that water is discharged in water and soil separation；
Step 4：First 12 days of plantation, bacterial manure is applied in severe soda alkaline land, is carried out after 12 days
Plantation；
Step 5：3 days after plantation, HPMA and bacterial manure are poured into severe with water for the first time
In soda alkaline land；
Step 6：30 days after plantation, HPMA and bacterial manure are poured into severe with water for the second time
In soda alkaline land；
Step 7：60 days after plantation, HPMA and bacterial manure are poured into severe with water for the third time
In soda alkaline land.
6. one kind according to Claims 1 to 5 any one is used to improve severe soda alkaline land
Method, it is characterised in that：The mass percent of the concentrated sulfuric acid described in step one is 98%, and consumption is
5~200kg/ mus；The mass percent of the hydrolyzed maleic anhydride is 50%, and consumption is 1~50kg/ mus.
7. one kind according to Claims 1 to 5 any one is used to improve severe soda alkaline land
Method, it is characterised in that：The mass percent of HPMA described in step 4~step 7
For 50%, consumption is 1~5kg/ mu, and the consumption of the bacterial manure is 1~10kg/ mus.
8. according to claim 7 a kind of for improving the method for severe soda alkaline land, it is special
Levy and be：The bacterial manure is made up of bacillus subtilis and gel-shaped series bacillus, its effective viable bacteria
>=2.0 hundred million/mL of number.
9. one kind according to claim 1~8 any one is used to improve severe soda alkaline land
Method, it is characterised in that：Described in step 5~step 7 by HPMA and bacterial manure with
Water, which pours severe soda alkaline land, includes two steps：
Step A：HPMA is poured in severe soda alkaline land with water；
Step B：Bacterial manure is poured in severe soda alkaline land with water again after half an hour.
10. it is according to claim 9 a kind of for improving the method for severe soda alkaline land, its
It is characterised by：Step one and step 5~step 7 are also included neopelex and the water
Solution HPMA is poured in severe soda alkaline land with water simultaneously, the neopelex
Mass percent is 30%, and consumption is 0.5~10kg/ mus.
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| CN110105966A (en) * | 2019-06-04 | 2019-08-09 | 北京中农煦丰生态科技有限公司 | A kind of mixed type salt-soda soil paddy field soil modifying agent and preparation method thereof |
| CN110105965A (en) * | 2019-06-04 | 2019-08-09 | 北京中农煦丰生态科技有限公司 | A kind of mixed type salt-soda soil upland field soil modifying agent and preparation method thereof |
| CN111630970A (en) * | 2020-06-03 | 2020-09-08 | 中节能大地环境修复有限公司 | Restoration process of salinized soil and application thereof |
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