CN109095996A - Sandy soil conditioner and the preparation method and application thereof - Google Patents
Sandy soil conditioner and the preparation method and application thereof Download PDFInfo
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- CN109095996A CN109095996A CN201811097871.4A CN201811097871A CN109095996A CN 109095996 A CN109095996 A CN 109095996A CN 201811097871 A CN201811097871 A CN 201811097871A CN 109095996 A CN109095996 A CN 109095996A
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
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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
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C9/00—Fertilisers containing urea or urea compounds
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
- C05G3/80—Soil conditioners
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G5/00—Fertilisers characterised by their form
- C05G5/10—Solid or semi-solid fertilisers, e.g. powders
- C05G5/12—Granules or flakes
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pest Control & Pesticides (AREA)
- Soil Sciences (AREA)
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- Mechanical Engineering (AREA)
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- Soil Conditioners And Soil-Stabilizing Materials (AREA)
Abstract
The invention discloses sandy soil conditioners and the preparation method and application thereof.Sandy soil conditioner provided by the present invention is made: 20-40 parts of bentonite, 50-70 parts of stalk, 0.5-1.5 parts of urea, 0.2 part of microbial bacterial agent, 8-9 parts of vitamin B6 aqueous solution of the substance for including following parts by weight.The present invention is on the basis of stalk and bentonite are primary raw material; vitamin B6, urea and microbial bacterial agent Compound Machining are added into granulating soil conditioner; prone soil crumb structure and fertilizing soil can not only be increased; improve its retain water and nutrients ability; it may additionally facilitate plant growth; prone soil vegetative coverage is improved, easy to produce and transport achievees the effect that agricultural waste effectively utilizes and prone soil is improved and administered.
Description
Technical field
The present invention relates to soil improvement fields, in particular to sandy soil conditioner and the preparation method and application thereof.
Background technique
Soil desertification and desertification are one of the environmental problems of global most serious.Currently, the whole world has more than 30% arid
Soil is influenced by desertification, and soil is converted into the trend in desert to the expansion of semiarid soil.According to statistics, the whole world has
Nearly 1,500,000,000 population has 12,000,000 hm directly by the threat of desertification every year2Soil is changed into desert.China is in the world by famine
Desertization influences one of country the most serious, ends 2014, national desertification and sandy land area account for territory total area
45.13%.Soil desertification and desertification not only break up natural vegetation, reduce bio-diversity, aggravation soil erosion, while also making
At ecological functions imbalance, environmental degradation, the survival and development of the mankind is seriously threatened.Therefore, reinforce sandy land to administer, change
Good sandy land, prevent sandy land continue to degenerate it is extremely urgent.
Prone soil grogs loosely without structure, fertility is barren, retain water and nutrients performance is poor, be badly in need of improve prone soil granule
Structure, increase the prone soil content of organic matter, enhance prone soil retain water and nutrients ability, this to prevent wind-power hydraulic to desertification
Soil, which further corrodes, to have great importance.Prone soil improvement simultaneously must combine just with planting can ensure that desertification
What soil improvement was administered smoothly completes.As that defends and controls sand deepens continuously, by applying soil conditioner improving sandy soil
The emphasis and hot spot of current prone soil improvement are had become, but existing sandy soil conditioner is with prone soil physicochemical characteristics
Improvement based on, on the basis of improveing soil physico-chemical characteristic how to promote prone soil plant growth, to promoting prone soil
Improvement plays a significant role with regulation effect.
Soil conditioner is broadly divided into natural amendments, synthesis modifying agent, natural-synthetic copolymer modifying agent and biology and changes
Good dose of four major class.Wherein, natural amendments with bentonite, sludge, humic acid and peat etc. for representative, artificial synthesized modifying agent with
Polyacrylamide is representative, and natural-synthetic copolymer modifying agent is using humic acid-polyacrylic acid as representative, and biological modification agent is with life
Based on object controlling agent.In addition to natural amendments, the production technology of remaining modifying agent is relative complex, cost is higher, or belongs to chemical industry
Product easily leads to secondary environment pollution, there is certain obstacle in large-scale promotion use.In addition, most of soil improvement
The function of agent is more single, can only be improved for single obstacle soil, and for as prone soil there are grogs loose, fertilizer
The obstacle soil for the various problems such as power is barren, leak leakage fertilizer is serious, the improved effect of single soil conditioner are poor.Currently, with
Natural material (especially agricultural wastes) is that raw material development of new multifunction soil improver is the emphasis studied at present and heat
Point.
China is agricultural production big country, at least generates 700,000,000 tons of stalks every year.Stalk use is then sharp, and abandoning is then done harm to.Stalk is as agriculture
Industry waste is a kind of natural, safe, cheap retain water and nutrients material containing a large amount of organic matter and npk nutrient.China
Bentonite mineral resources very abundant and widely distributed, bentonite total amount is only second to the U.S., occupies second place of the world, and annual output is super
3400000 tons.
Summary of the invention
In order to make up the deficiency in the above field, the present invention provides a kind of sandy soil conditioners for promoting plant growth.
This soil conditioner raw material sources are abundant, pollution-free, at low cost, easy to manufacture, quick, are really environmentally protective desertifications
Soil conditioner.
Sandy soil conditioner provided by the present invention is made: bentonite 20-40 of the substance for including following parts by weight
Part, 50-70 parts of stalk, 0.5-1.5 parts of urea, 0.2-0.5 parts of microbial bacterial agent, 8-9 parts of vitamin B6 aqueous solution.
The microbial bacterial agent is the microbial bacterial agent comprising bacillus subtilis and bacillus laterosporus, wherein withered grass bud
The mass ratio of spore bacillus and bacillus laterosporus is 10:6~10:12.
The bacillus subtilis and bacillus laterosporus the living bacteria count amount in the microbial bacterial agent are >=0.2
Hundred million/g.
The stalk is corn stover and/or wheat stalk and/or rice straw；The stalk is crushed to≤2mm
Fine particle.
The concentration of the vitamin B6 aqueous solution is 400-600mg/L.
The carbon-nitrogen ratio that the urea is adjusted in the sandy soil conditioner maintains between 15:1~20:1.
The present invention also provides the methods for preparing the sandy soil conditioner, include the following steps:
Stalk after air-drying is crushed to≤the fine particle of 2mm, obtains stalk particle；50-70 parts of stalk particles are first
It is uniformly mixed with 0.5-1.5 parts of urea, then adds 8-9 parts of vitamin B6 aqueous solutions, then mix continuation with 20-40 parts of bentonites
It mixes, finally adds 0.2-0.5 parts of microbial bacterial agents, be machined to granulating soil conditioner by being granulated.
The stalk is corn and/or wheat and/or rice straw, and the content of organic matter in stalk is in terms of butt, matter
Measure percentage >=40%, npk nutrient content >=2%.
The bentonite is calcium bentonite, main chemical SiO2、Al2O3, containing a small amount of CaO, Fe2O3、Na2O、
Fe2O3, pH value 5.5-8.5.
Application of the sandy soil conditioner in prone soil is improved and repaired also belongs to protection scope of the present invention.
On the basis of stalk and bentonite are primary raw material, addition vitamin B6, urea and microbial bacterial agent it is compound plus
Work can not only increase prone soil crumb structure and fertilizing soil, improve its retain water and nutrients energy at granulating soil conditioner
Power may additionally facilitate plant growth, improve prone soil vegetative coverage, and easy to produce and transport reaches agricultural waste effectively benefit
With the effect improved with prone soil with improvement.
Compared with prior art, the beneficial effects of the present invention are:
(1) bentonite has unique crystal structure and chemical property, makes it have stronger water imbibition, dilatancy, suction
A series of excellent physicochemical properties such as attached property, dispersibility, adherence, cationic exchangeability, preservation capacity of water and fertility, are that preferable soil changes
Good dose.Bentonite is applied on soil desertifying, can improve the physicochemical property of soil, prevent erosion and Nutrient Leaching, is increased husky
The retain water and nutrients ability of soil.
(2) stalk is the waste generated in agricultural production process, also remains organic matter and npk nutrient abundant,
Stalk is manured into soil with bentonite Compound Machining at sandy soil conditioner, it is loose, fertile can effectively to solve prone soil grogs
The problems such as power is barren, leak leakage fertilizer is serious reaches and increases soil aggregate structure, improves sandy soil physicochemical property, fertilizing prone soil
With the effect for restoring desertification vegetation.
(3) vitamin participates in a variety of metabolic activities in plant in the form of various coenzyme, raw to root system and plant organ
Long, differentiation etc. has good facilitation.Although most of plant cell can synthesize necessary vitamin in growth,
But plant cell vitamin is quantitatively also obvious insufficient on prone soil.Vitamin B6 can promote root system of plant and overground part raw
It is long, it can promote root system of plant fast-growth in prone soil, increase phytomass, improve prone soil plant survival rate and plant
Coating cover degree.
(4) it is bacillus subtilis and bacillus laterosporus that microbial bacterial agent is added in soil conditioner.Bacillus subtilis
Bacterium is a kind of multifunctional microbial, the subtilin generated during thalli growth, polymyxins, nystatin, brevibacterium
Peptide isoreactivity substance, the substances such as itself synthesis alpha-amylase, protease, lipase, cellulase, a variety of B family vitamins, these
Activity and enzyme material have apparent inhibiting effect to the conditioned pathogen of pathogenic bacteria or autogenous infection, can remarkably promote plant
Object root system and overground part growth.Bacillus laterosporus can enhance plant metabolism, promote photosynthesis and strengthen blade guarantor
Cuticula inhibits pathogen breeding inside and outside plant, mitigates pest and disease damage；Promote plant root growth, enhances root system absorbability, from
And improve crop yield；There is improvement chesson, activating soil simultaneously, solve the effect of soil hardening.
(5) sandy soil conditioner of the invention can effectively increase prone soil nutrient content and water content, remarkably promote
Rye grass root system and plant strain growth are better than local conventional improvement to the improved effect of prone soil.
(6) soil conditioner is processed and is granulated, soil consumption stalk and bentonitic ability can be effectively increased, flexibly increased
The amount of application of sandy soil conditioner.In addition, desertification regional vegetation coverage rate is low, it is weak to the blocking capability of wind-force, granulating
Soil conditioner can effectively increase soil conditioner and apply the stability after sandy soil.
(7) soil conditioner preparation process of the invention is simple, and processing link is few, and operation is simple, production and processing at
This is low, suits large area to popularize.
Specific embodiment
Below in conjunction with specific embodiment, the invention will be described in further detail, it is to be understood that following embodiments are only
As explanation and illustration of the invention and explanation, do not limit the scope of the invention.
Bentonite is purchased from Sichuan Province Renshou Hong Ruitai bentonite Science and Technology Ltd., catalog number 1302-78-9；
Urea is purchased from Sichuan Meifeng Chemical Co., Ltd., catalog number 57-13-6；
Microbial bacterial agent is purchased from Shandong Vland Biotech Co., Ltd., and producing bacillus subtilis product catalog number (Cat.No.) is
CGMCC1.3358；Bacillus laterosporus catalog number is AS 1.864.
Vitamin B6 is purchased from Zhengzhou Sheng Yihong Biotechnology Co., Ltd, catalog number 65-23-6；
Vitamin B6 solution manufacturing method is as follows: weighing 400-600mg vitamin B6, is settled to 1L with distilled water.
Embodiment 1 prepares sandy soil conditioner
One, the preparation method of sandy soil conditioner, comprising the following steps:
Corn stover is air-dried, air-dry after corn stover in the content of organic matter in terms of butt, mass percent >=
40%, npk nutrient content >=2%.Corn stalk powder after air-drying is broken to≤the fine particle of 2mm, obtains stalk
Grain；60 parts of corn stalk pellets are first uniformly mixed with 1.0 parts of urea, the vitamin B6 that 8 parts of concentration are 500mg/L is then added
Aqueous solution, then mix with 30 parts of bentonites and continue to mix finally adds 0.3 part of microbial bacterial agent, is machined to by being granulated
It is granulated soil conditioner, as the sandy soil conditioner A of the present embodiment.The sandy soil conditioner is adjusted in the urea
In carbon-nitrogen ratio maintain between 15:1~20:1.
Mentioned microorganism microbial inoculum is the microbial bacterial agent comprising bacillus subtilis and bacillus laterosporus, wherein withered grass bud
The mass ratio of spore bacillus and bacillus laterosporus is 10:8.Bacillus subtilis and bacillus laterosporus have in microbial bacterial agent
Effect number of viable is >=0.2 hundred million/g.
Above-mentioned bentonite is calcium bentonite, main chemical SiO2、Al2O3, containing a small amount of CaO, Fe2O3、Na2O、
Fe2O3, pH value 5.5-8.5.
Two, the application effect experiment of the sandy soil conditioner of the present embodiment
This experiment is arranged in the Sichuan Province Aba Prefecture Hongyuan County township Wa Qie, is high and cold height above sea level region, 3500 meters of mean sea level with
On, 1.4 DEG C of average temperature of the whole year, test block is severe desertification region.By the above-mentioned sandy soil conditioner A being prepared, apply
It carries out in desertification soil using comparison.
4 processing: CK are arranged in experiment altogether0(blank control), CK1(local yak dung improvement), T1(application the present embodiment
Sandy soil conditioner 9t/hm2)、T2(the sandy soil conditioner 18t/hm of application the present embodiment2) it is each processing be repeated 3 times.
Plot area 4m × 10m, totally 12 cells, strip sowing planting rye grass in cell, spacing 20cm.Local experience improvement
Method CK1To apply decomposed yak excrement, amount of application 30t/hm2.Local experience modification method CK1In, before forage seeding away from
Position from grass seed sowing row 10cm or so, imposes on 5-10cm deep soil for yak dung item, then carries out grass seed
Sowing.T1(the sandy soil conditioner 9t/hm of application the present embodiment2) and T2(the sandy soil conditioner of application the present embodiment
18t/hm2) in, in the position apart from grass seed sowing row 10cm or so before forage seeding, soil conditioner item is imposed on into 5-
Then 10cm deep soil carries out grass seed sowing.In rye grass investigation in after planting 30 days emergence quality, 50 days measurement ryes
Careless plant height, axial root system be long, single plant dry matter and root/shoot ratio, and measures the soil moisture content, quick-acting feeding for the soil 0-20cm soil layer that desertifies
Point and the soil organism.
It is 20 plants of the representative rye grass plant of selection long with tape measure measurement plant height, axial root system, divide root system and divide 105 DEG C on the ground and kills
Blueness, 80 DEG C of drying to constant weight measurement root systems and ground plant weights, and calculate single plant dry matter and root/shoot ratio.Soil moisture content is adopted
It is measured with furnace drying method, soil nitrate-N uses determined by ultraviolet spectrophotometry, and soil available nitrogen, which uses, uses flame spectrophotometric
Method measurement, the soil organism are measured using potassium dichromate oxidation.
Experimental result:
(1) the results are shown in Table 1 for influence of the different disposal to the native physicochemical property that desertifies:
Influence of 1 sandy soil conditioner of table to the native physicochemical property that desertifies
As shown in Table 1, the sandy soil conditioner for applying the present embodiment can dramatically increase prone soil 0-20cm soil layer
Water content, the readily available nutrient of soil and the content of organic matter, and content conspicuousness increase with the increase of modifying agent amount of application.T1Processing
Soil moisture content, nitrate nitrogen content, available phosphorus content, quick-acting potassium content and the content of organic matter respectively compared with CK0It significantly increases
85.30%, 260.62%, 84.08%, 79.93% and 182.97%.In addition, the sandy soil conditioner of the present embodiment changes
Good significant effect is better than local experience improvement, T1Soil moisture content, nitrate nitrogen content, available phosphorus content, the available potassium of processing contain
Amount and the content of organic matter are respectively compared with CK1Significantly increase 21.68%, 164.14%, 40.15%, 22.15% and 47.92%.It applies
Soil physico-chemical property can be effectively improved with the sandy soil conditioner of the present embodiment, increases prone soil water content and available nutrient
Content, improved effect are better than local experience improvement.
(2) the results are shown in Table 2 to the influence to Ryegrass Growth for different disposal:
Influence of 2 sandy soil conditioner of table to Ryegrass Growth
As shown in Table 2, the sandy soil conditioner for applying the present embodiment is remarkably improved rye grass emergence rate, promotes rye
Grass growth effectively increases rye grass plant height, axial root system length, single plant dry matter weight, significantly reduces rye grass root/shoot ratio.T1Processing
Plant height, axial root system length, dry matter weight of aerial parts and dry matter weight of hypogeal parts are respectively compared with CK0Significantly increase 65.25%, 22.32%,
275% and 66.67%, T1The root cap of processing compares CK0Significantly reduce 50%.Apply growth of the yak dung improvement to rye grass
Also there is certain facilitation, but have little effect, in addition to plant height, remaining each index and blank control CK0Difference it is not significant.
On the whole, the sandy soil conditioner for applying the present embodiment can effectively increase prone soil nutrient content and aqueous
Amount, remarkably promotes rye grass root system and plant strain growth, is better than local conventional improvement to the improved effect of prone soil.
Embodiment 2 prepares sandy soil conditioner
One, the preparation method of sandy soil conditioner, comprising the following steps:
By harvest wheat after wheat stalk air-dry, air-dry after wheat stalk in the content of organic matter in terms of butt,
Mass percent >=40%, npk nutrient content >=2%.Stalk is crushed to the≤fine particle of 2mm after air-drying, and obtains straw
Stalk particle；50 parts of stalk particles are first uniformly mixed with 0.5 part of urea, the vitamin B6 that 8 parts of concentration are 400mg/L is then added
Aqueous solution, then mix with 20 parts of bentonites and continue to mix finally adds 0.2 part of microbial bacterial agent, is machined to by being granulated
It is granulated soil conditioner, as the sandy soil conditioner B of the present embodiment.The sandy soil conditioner is adjusted in the urea
In carbon-nitrogen ratio maintain between 15:1~20:1.
Mentioned microorganism microbial inoculum is the microbial bacterial agent comprising bacillus subtilis and bacillus laterosporus, wherein withered grass bud
The mass ratio of spore bacillus and bacillus laterosporus is 10:6.Bacillus subtilis and bacillus laterosporus have in microbial bacterial agent
Effect number of viable is >=0.2 hundred million/g.
Above-mentioned bentonite is calcium bentonite, main chemical SiO2、Al2O3, containing a small amount of CaO, Fe2O3、Na2O、
Fe2O3, pH value 5.5-8.5.
Two, the application effect experiment of the sandy soil conditioner of the present embodiment
This experiment is arranged in the Sichuan Province Aba Prefecture Hongyuan County township Wa Qie, is high and cold height above sea level region, 3500 meters of mean sea level with
On, 1.4 DEG C of average temperature of the whole year, test block is severe desertification region.By the above-mentioned sandy soil conditioner B being prepared, apply
It carries out in desertification soil using comparison.
4 processing: CK are arranged in experiment altogether0(blank control), CK1(local yak dung improvement), T1(application the present embodiment
Sandy soil conditioner 9t/hm2)、T2(the sandy soil conditioner 18t/hm of application the present embodiment2) it is each processing be repeated 3 times.
Experimental method is the same as above-described embodiment 1.
Experimental result:
(1) different disposal is to the influence result and above-described embodiment 1 of the native physicochemical property that desertifies without significant difference.
(2) different disposal to Ryegrass Growth influence result and above-described embodiment 1 without significant difference.
On the whole, the sandy soil conditioner for applying the present embodiment can effectively increase prone soil nutrient content and aqueous
Amount, remarkably promotes rye grass root system and plant strain growth, is better than local conventional improvement to the improved effect of prone soil.
Embodiment 3 prepares sandy soil conditioner
One, the preparation method of sandy soil conditioner, comprising the following steps:
By harvest rice after rice straw air-dry, air-dry after rice straw in the content of organic matter in terms of butt,
Mass percent >=40%, npk nutrient content >=2%.Rice straw after air-drying is crushed to≤the fine particle of 2mm,
Obtain stalk particle；70 parts of rice straw particles are first uniformly mixed with 1.5 parts of urea, then adding 9 parts of concentration is 600mg/L
Vitamin B6 aqueous solution, then mixed with 40 parts of bentonites and continue to mix, finally added 0.5 part of microbial bacterial agent, pass through granulation
It is machined to granulating soil conditioner, as the sandy soil conditioner C of the present embodiment.The desertification is adjusted in the urea
Carbon-nitrogen ratio in soil conditioner C maintains between 15:1~20:1.
Mentioned microorganism microbial inoculum is the microbial bacterial agent comprising bacillus subtilis and bacillus laterosporus, wherein withered grass bud
The mass ratio of spore bacillus and bacillus laterosporus is 10:12.Bacillus subtilis and bacillus laterosporus are in microbial bacterial agent
Living bacteria count amount is >=0.2 hundred million/g.
Above-mentioned bentonite is calcium bentonite, main chemical SiO2、Al2O3, containing a small amount of CaO, Fe2O3、Na2O、
Fe2O3, pH value 5.5-8.5.
Two, the application effect experiment of the sandy soil conditioner of the present embodiment
This experiment is arranged in the Sichuan Province Aba Prefecture Hongyuan County township Wa Qie, is high and cold height above sea level region, 3500 meters of mean sea level with
On, 1.4 DEG C of average temperature of the whole year, test block is severe desertification region.By the above-mentioned sandy soil conditioner C being prepared, apply
It carries out in desertification soil using comparison.
4 processing: CK are arranged in experiment altogether0(blank control), CK1(local yak dung improvement), T1(application the present embodiment
Sandy soil conditioner 9t/hm2)、T2(apply the sandy soil conditioner 18t/hm of this present embodiment2) each processing repeats 3
It is secondary.
Experimental method is the same as above-described embodiment 1.
Experimental result:
(1) different disposal is to the influence result and above-described embodiment 1 of the native physicochemical property that desertifies without significant difference.
(2) different disposal to Ryegrass Growth influence result and above-described embodiment 1 without significant difference.
On the whole, the sandy soil conditioner for applying the present embodiment can effectively increase prone soil nutrient content and aqueous
Amount, remarkably promotes rye grass root system and plant strain growth, is better than local conventional improvement to the improved effect of prone soil.
Claims (10)
1. sandy soil conditioner is made of the substance for including following parts by weight: 20-40 parts of bentonite, 50-70 parts of stalk, urine
0.5-1.5 parts plain, 0.2-0.5 parts of microbial bacterial agent, 8-9 parts of vitamin B6 aqueous solution.
2. sandy soil conditioner according to claim 1, it is characterised in that: the microbial bacterial agent is to include withered grass bud
The microbial bacterial agent of spore bacillus and bacillus laterosporus, wherein the mass ratio of bacillus subtilis and bacillus laterosporus is 10:6
~10:12.
3. sandy soil conditioner according to claim 2, it is characterised in that: the bacillus subtilis and side spore gemma
Bacillus living bacteria count amount in the microbial bacterial agent is >=0.2 hundred million/g.
4. sandy soil conditioner according to claim 1, it is characterised in that: the stalk is corn stover and/or small
Wheat Straw and/or rice straw；The stalk is crushed to≤fine particle of 2mm.
5. sandy soil conditioner according to claim 1, it is characterised in that: the concentration of the vitamin B6 aqueous solution is
400-600mg/L。
6. sandy soil conditioner according to claim 1, it is characterised in that: the prone soil is adjusted in the urea
Carbon-nitrogen ratio in modifying agent maintains between 15:1~20:1.
7. the method for preparing any sandy soil conditioner in claim 1-6, includes the following steps:
Stalk after air-drying is crushed to≤the fine particle of 2mm, obtains stalk particle；By 50-70 parts of stalk particles first with
0.5-1.5 parts of urea are uniformly mixed, and then add 8-9 parts of vitamin B6 aqueous solutions, then mix with 20-40 parts of bentonites and continue to mix
It is even, 0.2-0.5 parts of microbial bacterial agents are finally added, are machined to granulating soil conditioner by being granulated.
8. preparing the method for sandy soil conditioner according to claim 7, it is characterised in that: the stalk be corn and/
Or wheat and/or rice straw, the content of organic matter in stalk is in terms of butt, mass percent >=40%, npk nutrient
Content >=2%.
9. preparing the method for sandy soil conditioner according to claim 7, it is characterised in that: the bentonite is calcareous swollen
Profit soil, main chemical SiO2、Al2O3, containing a small amount of CaO, Fe2O3、Na2O、Fe2O3, pH value 5.5-8.5.
10. application of the sandy soil conditioner as claimed in any one of claims 1 to 6 in prone soil is improved and repaired.
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| CN109734536A (en) * | 2019-01-25 | 2019-05-10 | 江苏大学 | A kind of ecological agent and preparation method thereof promoting desertification plant growth |
| CN109825305A (en) * | 2019-03-28 | 2019-05-31 | 青海和谐生态工程技术有限公司 | A kind of soil structure conditioner suitable for grassland |
| CN110606790A (en) * | 2019-09-12 | 2019-12-24 | 北京康地宝生物技术有限公司 | Soil improvement repairing agent and preparation method thereof |
| CN110603920A (en) * | 2019-08-14 | 2019-12-24 | 中国农业科学院农业资源与农业区划研究所 | Salix purpurea shrub planting system and method in desertification soil in alpine region |
| CN110904949A (en) * | 2019-11-01 | 2020-03-24 | 重庆大学 | Method for reinforcing sand gravel foundation by bentonite-assisted microorganisms |
| CN111187125A (en) * | 2020-02-27 | 2020-05-22 | 中国农业科学院农业资源与农业区划研究所 | Sandy soil conditioner and preparation method and application thereof |
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| CN112237124A (en) * | 2020-11-13 | 2021-01-19 | 中国科学院西北生态环境资源研究院 | High-yield planting method for sophora flavescens in desertification soil land |
| CN112243826A (en) * | 2020-11-13 | 2021-01-22 | 中国科学院西北生态环境资源研究院 | High-yield fertilization method for sophora flavescens as medicinal material in desertification soil land |
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| CN114631409A (en) * | 2022-02-28 | 2022-06-17 | 河南城建学院 | Method for rapidly restoring desertified soil of reclamation farmland in mining area |
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| CN109734536A (en) * | 2019-01-25 | 2019-05-10 | 江苏大学 | A kind of ecological agent and preparation method thereof promoting desertification plant growth |
| CN109825305A (en) * | 2019-03-28 | 2019-05-31 | 青海和谐生态工程技术有限公司 | A kind of soil structure conditioner suitable for grassland |
| CN110603920A (en) * | 2019-08-14 | 2019-12-24 | 中国农业科学院农业资源与农业区划研究所 | Salix purpurea shrub planting system and method in desertification soil in alpine region |
| CN110606790A (en) * | 2019-09-12 | 2019-12-24 | 北京康地宝生物技术有限公司 | Soil improvement repairing agent and preparation method thereof |
| CN110904949B (en) * | 2019-11-01 | 2021-04-06 | 重庆大学 | Method for reinforcing sand gravel foundation by bentonite-assisted microorganisms |
| CN110904949A (en) * | 2019-11-01 | 2020-03-24 | 重庆大学 | Method for reinforcing sand gravel foundation by bentonite-assisted microorganisms |
| CN111187125A (en) * | 2020-02-27 | 2020-05-22 | 中国农业科学院农业资源与农业区划研究所 | Sandy soil conditioner and preparation method and application thereof |
| WO2021230716A1 (en) * | 2020-05-14 | 2021-11-18 | 주식회사 신풍엔시에스 | Calcium-based bentonite, and soil-improving agent including same |
| CN112028714A (en) * | 2020-09-15 | 2020-12-04 | 辽宁工程技术大学 | Active nutrient restoration agent for desertification soil and preparation method thereof |
| CN112243826A (en) * | 2020-11-13 | 2021-01-22 | 中国科学院西北生态环境资源研究院 | High-yield fertilization method for sophora flavescens as medicinal material in desertification soil land |
| CN112237124A (en) * | 2020-11-13 | 2021-01-19 | 中国科学院西北生态环境资源研究院 | High-yield planting method for sophora flavescens in desertification soil land |
| CN112794780A (en) * | 2021-01-13 | 2021-05-14 | 中地宝联(北京)国土资源勘查技术开发集团有限公司 | Organic fertilizer for improving sandy soil by using bentonite and preparation method thereof |
| CN112876321A (en) * | 2021-02-05 | 2021-06-01 | 河北地质大学 | Sand soil nutrient laboratory improvement method and sand soil nutrient improver |
| CN114158419A (en) * | 2021-12-07 | 2022-03-11 | 浙江水利水电学院 | Method for preventing and controlling water and soil loss |
| CN114631409A (en) * | 2022-02-28 | 2022-06-17 | 河南城建学院 | Method for rapidly restoring desertified soil of reclamation farmland in mining area |
| CN114631409B (en) * | 2022-02-28 | 2022-12-02 | 河南城建学院 | Method for rapidly restoring desertified soil of reclamation farmland in mining area |
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Application publication date: 20181228 |