CN105969399A - Organic soil activating agent and preparation method thereof - Google Patents
Organic soil activating agent and preparation method thereof Download PDFInfo
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- CN105969399A CN105969399A CN201610391647.0A CN201610391647A CN105969399A CN 105969399 A CN105969399 A CN 105969399A CN 201610391647 A CN201610391647 A CN 201610391647A CN 105969399 A CN105969399 A CN 105969399A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K17/00—Soil-conditioning materials or soil-stabilising materials
- C09K17/40—Soil-conditioning materials or soil-stabilising materials containing mixtures of inorganic and organic compounds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/08—Reclamation of contaminated soil chemically
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C2101/00—In situ
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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Abstract
The invention relates to the technical field of soil environment regulation and improvement, in particular to an organic soil activating agent and a preparation method thereof. The organic soil activating agent is prepared from, by weight, 20%-30% of active humic acid, 5%-15% of magnesium sulfate, 0.3%-0.6% of surfactant and the balance modified bentonite or modified kaolinite. The prepared organic soil activating agent has the advantages of being convenient to prepare, excellent in water-absorption and water-retention property, capable of improving and repairing the soil environment, improving ion adsorption and exchange capacity, increasing the fertilizer utilization rate, increasing the yield of planted crops and improving the quality of the planted crops and the like. When the prepared organic soil activating agent is used in soil, the organic soil activating agent can increase the content of soil organic matter and nutrients, promote formation of soil aggregate, improve soil physical and chemical properties, improve the soil structure, enable the air permeability and water permeability of the soil to be better, improve the adsorption, water retaining capacity and fertilizer retaining capacity of the soil and inhibit activities of heavy metals and harmful substances and has a good improvement effect on barren land, and the effect is better after the organic soil activating agent is used for a long time.
Description
Technical field
The present invention relates to soil environment improving technology field, be specifically related to a kind of organic soil agent and preparation method thereof of living.
Background technology
Soil is one of Main Natural Resources of depending on for existence of the mankind, is also the important composition portion of human ecological environment simultaneously
Point, every production activity of the mankind is all to carry out on soil, and required agricultural product are also to produce from soil, and soil is the biggest
Growth promoter and the effect of agricultural production measure of plant is govern in degree, so, soil is the basis of agricultural, economical especially
The pillar of social development, is the natural resources that the mankind are indispensable, inseparable with human relation.
But along with social and economic condition and the raising of medical level, population is continuously increased, cause the huge pressure of Food output
Power.Meanwhile, the soil that present city is the most best extends, causes cultivated area, forest land area, grassland area to reduce, environment
Destroy serious.Additionally, due to people's exploitation irrational to soil, mankind's activity causes soil severe contamination, vegetation face
Long-pending shrink causes saline Land, Desertification constantly to expand, and becomes the key factor of restriction higher yield of crops high-quality.Agricultural
Integrated production capacity declines, and affects sustainable development and the agricultural product quality and safety of China's agricultural, is China's economic development
Significant obstacle in journey.Having problems during current China development and Utilization of Land Resources, people are for pursuing crop yield, no
Reasonably use arable land, be excessively used fertilizer and pesticide, cause Cultivated-land Fertility degradation, affect soil environment healthy.Long-term big
Amount uses chemical fertilizer, particularly straight fertilizer, lead soil processed and be gradually acidified, easily harden, poor air permeability；Nutrients ratio imbalance, organic
Matter content declines, and water conservation fertilizer-preserving ability weakens；The beneficial organisms such as soil microorganism reduce, and promote some poisonous and harmfuls in soil dirty
The release of dye thing and increase.Along with the continuous expansion of fertilizer application amount, the accumulation of heavy metal in soil the most day by day increases.Due to soil
Earth lacks fertilizer and supplements, and irrational farming and irrational irrigation, the using in a large number of chemical fertilizer, exacerbates soil granular
Structural damage, causes soil compaction increasingly severe, directly influences natural vigor and the capacity of self-regulation of soil.Soil
Under desertification, salinization of soil, soil erosion, soil fertility, degradation reason is to cause the main cause of cultivated lands' environment, carries every year
The agricultural losses come are huge, affect the healthy growth of crops, and soil is planted thinner and thinner.
Therefore, in this case, the most effectively keep good soil environment, improve poor soil, made full use of
The land resource of limit, is agricultural production, the urgent significant problem solved of ecological construction and environment protection needs.In March, 2012
Put into effect " " 12 " planning outline " energy-conserving and environment-protective are classified as first of seven great strategy new industries, in May, 2016 State Council
Print and distribute the action guiding principle of " Soil Pollution Control action plan " whole nation Soil Pollution Control job in period the most at present and in the future
Neck.Wherein, improve rehabilitating soil environment using ensure agricultural product quality and Living environment safety of human being as core and starting point, be also
The row given priority to of environmental protection industry, and clearly propose to need to strengthen Soil Pollution Control supervision and management.At present, for maintaining soil to support
Divide unlikely exhaustion, it is also desirable to poor soil is applied soil conditioner, for improveing the physics of soil, chemistry and biological property,
It is made to be more suitable for plant growing.Currently, China's soil improvement material mainly includes mineral substance, natural class and synthesis macromolecule material
Material, and the type such as effective microorganism preparation.Character according to soil conditioner can be divided into acidity, alkalescence, auxotype, organic
Thing, inorganic matter, prevent and treat soil-borne disease, microorganism, leguminous green manure, the soil conditioner such as biological preparation.In soil conditioner side
Face, retrieves relevant document as follows:
1, Chinese patent, application number: 201210451799.7, denomination of invention: a kind of soil conditioner and preparation method thereof with should
With, patentee: Shandong University, address: No.27, Shanda Nan Road, LiCheng District, Jinan City, Shandong Province, summary: the present invention relates to one
Soil conditioner and preparation method thereof and application.The component of soil conditioner is as follows, is parts by weight: biochemical fulvic acid 10
～15 parts, polyacrylamide 10～20 parts, burdock fructooligosaccharidcan 5～10 parts, chitosan 5～10 parts, zinc sulfate 1～5
Part, boric acid 1～2 parts, trichoderma pseudokiningii fermentation liquid 50～70 parts.The present invention also provides for its manufacture method of above-mentioned soil conditioner
With application.The present invention combines biochemical fulvic acid and polyacrylamide, be loaded into plant must and the trace element zinc that lacks of soil and
Boron, disease-resistant elicitor burdock fructooligosaccharidcan, chitosan and biocontrol fungi trichoderma pseudokiningii, having of preparation improves soil physical chemistry
Matter, suppression soil-borne disease, promotion plant growing, the eco-friendly soil conditioner of Induction of Systemic Resistance of Plant.
2, Chinese patent, application number: 201310168961.9, denomination of invention: a kind of soil conditioner and preparation method thereof,
Patentee: aquatic organism Science and Technology Ltd. of the Shaanxi Qin, address: Zhong Cheng mansion, Xi'an City, Shanxi Province Fengcheng City one road 2306, pluck
Want: the present invention relates to a kind of humic-acid kind soil conditioner and preparation method thereof, soil conditioner of the present invention, by soil
Modifying agent mother solution, aminoacid, citric acid, polyacrylamide, humic acids, carbamide, ammonium dihydrogen phosphate, the composition of potassium chloride, its matter
Amount ratio is 50～65:3～10: 0.3～1.5: 2.3～2.9: 3～10: 5～13: 5～6: 5～7.Soil of the present invention changes
Good dose can effectively increase the organic matter and nutrient content newly repairing in farmland, the loose soil that hardens, and accelerates immature soil into cultivated land process,
Improve or recover raw fertility.
3, Chinese patent, application number: 200910072634.7, denomination of invention: a kind of saline-alkali soil conditioner, patent right
People: Zhang Ping Hui, address: 1 unit 703 Room, 406, welcome community, town and country road, Road Inside Area, Harbin, Heilongjiang Province, summary: a kind of
Saline-alkali soil conditioner, it relates to soil conditioner.It solving existing salt affected soil and can only grow alkali Artemisia, other plant cannot
Growth, makes salt affected soil throughout the year uncultivated and cannot utilize, cause the waste of land resource；And existing saline-alkali soil conditioner master
Using bright vanadium is primary raw material, and the cost of bright vanadium is high, the unconspicuous problem of reclamation result.The present invention by weight by
Aluminum sulfate, Ferrous ammonium sulfate and magnesium sulfate mixed preparing form, and the weight ratio of its aluminum sulfate, Ferrous ammonium sulfate and magnesium sulfate is 1
～1.8: 1～2: 0.2～0.5.A kind of saline-alkali soil conditioner of this invention, makes salt affected soil energy Planting Crops, makes saline and alkaline
Soil this widely land resource utilized；The saline-alkali soil conditioner low cost of this invention, and
And reclamation result is obvious.
4, Chinese patent, application number: 200910113307.1, denomination of invention: a kind of organic synergistic soil conditioner
Manufacture method, patentee: Xinjiang Manjianghong Agriculture Production Means &. Chemical Fertilizer Scienc, address: crow Shandong, Xinjiang Uygur Autonomous Regions wood
Qi Shi northern station three tunnel 58, summary: the present invention provides the manufacture method of a kind of organic synergistic soil conditioner, with parts by weight
It is 30-60 part than the organic component of preparation；Potentiation composition is 9-23 part；Improvement composition is 10-23 part；Inorganic nutrient is 15-
30 parts；Prepare through weighing, mix, mist projection granulating, the method for oven drying at low temperature；Wherein: humic acids 2-5 part of organic component,
The rubbish become thoroughly decomposed or animal wastes 25-45 part, production monosodium glutamate and residue 2-5 part of sugar；The zeolite powder 1-3 of potentiation composition
Part, synergist 8-20 part；Improvement 2 parts-10 parts of the Gypsum Fibrosum of composition, bentonite 9 parts-13 parts, polyvinyl alcohol (liquid) 4-
8 parts, starch (liquid) 0.5-1.2 part；Carbamide 4-7 part of inorganic nutrient, ammonium phosphate 7-9 part, potassium sulfate 5-7
Part, ammonium sulfate 4-6 part.This manufacture method is scientific and reasonable, simple, easily operate；Solve soil conditioner synergistic effect, suitably
Field crop and the plantation of woods fruit, be particularly suitable for the improvement in salt-soda soil.Through the mensuration of GB18877-2002 national standard, respectively
Index meets national standard, and content of humic acid is above standard requirement.
Although existing soil conditioner can play the effect of improvement soil to a certain extent, but there is many lacking
Fall into, on the one hand, existing soil conditioner effective ingredient is single, exceedingly pay attention to improving soil fertility or soil microorganism is lived
Property, and ignore the improvement of soil water-reataining fertilizer-keeping ability and suppress heavy metal and the effect of nuisance activity.Effect is single, unstable
Determining and lack the comprehensive regulation of multifunctional effect, life-time service side effect is big, easily causes soil compaction, is unfavorable for Crop Root
System grows, grows up；On the other hand, existing soil conditioner produces and used into this height, is not suitable for extensively using.
Summary of the invention
Present invention aims to the deficiencies in the prior art, it is provided that one is used for improveing soil physical and chemical property, improve
Adsorption by soil, water conservation, fertilizer-preserving ability, increase soil organic matter and nutrient, improves utilization rate of fertilizer, suppression heavy metal and nuisance
Organic soil agent and preparation method thereof of living of the comprehensive effectiveness of activity.
For achieving the above object, the present invention adopts the following technical scheme that
A kind of organic soil agent of living, by weight percentage, including activated humic acid 20-30%；Magnesium sulfate 5-15%；Surface activity
Agent 0.3-0.6%；Modified alta-mud or modified kaolin: surplus.
The preparation method of described activated humic acid is: by peat soil or weathered coal: ammonium hydrogen carbonate: water is 80-85:15-
The weight ratio of 20:20-25 takes peat soil or weathered coal, ammonium hydrogen carbonate and water are standby, first by peat soil or weathered coal and bicarbonate
Ammonium mix homogeneously, then adds water and stirs, and by gained material Polypropylence Sheet good seal, places ripening 6-7 days, warp under room temperature
Obtain activated humic acid after drying.
Above-mentioned organic soil agent of living, described surfactant is dodecylbenzene sodium sulfonate or sodium lauryl sulphate.
Above-mentioned organic soil agent of living, described method for preparing modified bentonite is: add temperature in bentonite raw ore
Being sufficiently stirred for forming serosity for the water of 55-65 DEG C, amount of water is the 25-30% of bentonite ore quality, adds bentonite raw ore
The modifying agent of quality 3%-5%, is stirred extruding 2.2-2.5h to material with extruder, is dehydrated post-drying through dewatering cyclone,
It is crushed to 50～150 mesh, obtains modified alta-mud.
Above-mentioned organic soil agent of living, described method for preparing modified bentonite is: takes appropriate bentonite raw ore standby, takes
The modifying agent of bentonite ore quality 3%-5%, is dissolved in suitable quantity of water and is obtained reactant liquor, reactant liquor is joined bentonite
In raw ore, mix homogeneously obtains reaction material, reaction material is placed in microwave generator, is 650-680 W's at microwave irradiation power
Under the conditions of, radiation heating 3-5 minute, natural cooling, it is crushed to 50～150 mesh, obtains modified alta-mud.
In above-mentioned method for preparing modified bentonite, described modifying agent is sodium carbonate, sodium pyrophosphate or hexa metaphosphoric acid
One or more mixture of sodium.
Above-mentioned organic soil agent of living, the preparation method of described modified kaolin is: take a certain amount of Kaolin, is placed in micro-
In ripple stove, with the radiant intensity of 650W, radioactivation 10 minutes, taking out after being cooled to room temperature, the sulphuric acid adding 0.4mol/L is molten
Liquid, submergence Kaolin, stirring mixing, then mixed liquor is carried out heating in water bath, bath temperature is 85 DEG C, water bath time
3.5 hours, after water-bath terminates, with distilled water wash 5-6 time, then it is dried and i.e. can get modified kaolin.
Described organic soil agent of living, its preparation method is: according to percentage by weight by activated humic acid, magnesium sulfate, surface
Activating agent and modified alta-mud or modified kaolin are sufficiently mixed, and are then pulverized by material so that it is mesh number is 100-200
Mesh, is finally dried and makes the wet weight of material control at 5%-15%, i.e. prepares organic soil agent of living of powdery, or according to weight hundred
Proportion by subtraction carries out powder after activated humic acid, magnesium sulfate, surfactant and modified alta-mud or modified kaolin being sufficiently mixed
Broken, then carry out pelletize with comminutor, make the granule of a diameter of 2～5mm, and to control its wet weight be 5%-15%, i.e. make
Obtain granular organic soil agent of living.
Organic soil agent of living that the present invention prepares is for improveing soil environment, and its using method is: by organic soil agent of living
Blending or spread fertilizer over the fields in the soil needing improvement, then spraying water or naturally drenching with rain makes ground moistening, and its amount of application is according to soil
The situation of earth applies 100-500 kg/acre.
Raw material activated humic acid used in the present invention obtains after peat soil or weathered coal are carried out activation modification, rotten
Phytic acid (Humic acid, HA) refers to that the remains of biology (mainly plant) are through microbial decomposition and Geochemistry in a series
Process and the organic substance that formed, be a kind of natural organic high-molecular compound, be the key component of humus, containing hydroxyl
Base, carboxyl, phenolic hydroxyl group isoreactivity group.Its also a kind of organic colloid, can promote the formation of aggregate in soil,
Contribute to improving Soil structure, regulate the soil water, fertilizer, air and heat situation.Humic acids can promote that soil aggregate is formed.Rotten
Hydroxyl, carboxyl cation easily and in soil in phytic acid are condensed, are reacted and complexation, absorption and exchange interaction.Work as soil
Crumb structure when improving, its unit weight reduces, voidage increases, thus possesses good permeability.Humic acids in nature,
Often presented in combining with mineral, such as weathered coal, brown coal, peat soil etc., if but by weathered coal, brown coal, peat soil etc.
Being directly applied to soil, humic acids is difficult to be absorbed and used by crop.The present invention lives with peat soil or weathered coal for raw material
Change modification, make humic acids free out, change the form that humic acids exists, and the knot being difficult to directly be absorbed by crop can be made
Close state humic acids and part free state humic acids is converted into fulvo acid, improve the content of fulvo acid, obtain
Activated humic acid in the soil, organic matter is easier to be fully used, and the effect of improvement soil is more preferable.This activity corruption is planted
Acid also has complexation, absorption, exchange cation ability, suppression heavy metal and nuisance activity, and increases organic egency.
Bentonite is obtained after sodium modification by material modification bentonite used in the present invention, bentonite
(Bentonite) it is the nonmetallic minerals with montmorillonite as main mineral constituent.It has special water absorption, hydroplasticity, viscous
Knot property and stronger ion exchangeable, after bentonite is manured into soil, energy imbibition, change solid, liquid, gas in soil
Ratio, make Soil structure loosen, play the effect improving soil physical property, make soil water-retaining, fertilizer conservation the most not contaminated soil
Environment, is extremely effective soil conditioner in arid area.Bentonite has higher cation exchange capacity (CEC), stronger water conservation
Ability and good cohesiveness, cation exchange capacity (CEC) is an important indicator of soil fertilizer fertilizer.Bentonite is used for conditioned soil
Earth, in addition to having stronger fertilizer conservation water retention property, it can also strengthen the buffer capacity of soil, the harmful unit in absorption soil
Element.Bentonite joins the decomposition rate that can reduce organic materials in soil, improves humification coefficient, thus increases organic matter
Content and quality, improve soil enzyme activities, improve soil fertility.In nature, major part bentonite is calcio swelling
Soil, but calcium-base bentonite poor-performing, quality is unstable.Bentonite raw ore is carried out sodium modification by the present invention, passes through ion
Calcium ion in exchange bentonite raw ore is replaced out, obtains modified alta-mud i.e. sodium bentonite, after carrying out sodium modification
Obtaining modified alta-mud (sodium bentonite) and have water absorption rate greatly, expansion capacity is big, and cation exchange capacity is big, divides in aqueous medium
Dissipating property good, colloid index is big, colloidal suspension thixotropy, and the feature such as viscosity is good, Heat stability is good, its physical property is better than bentonite origin
Ore deposit, more preferable for Effect of improving soil, value is significantly improved.
Kaolin (kaolin) is a kind of clay based on kaolinite race clay mineral and clay rock, belongs to 1:1 type
Alumino-silicate clays mineral, its mask pattern structure is formed by one layer of silica sheet and one layer of water aluminium flake overlap, and Kaolin has clay pit
The distinctive adsorptivity of thing, porous and surface acidity, Kaolin has micropore because of its particle surface, has certain absorption
Property, absorption and the desorbing to nitrogen, phosphorus, potassium and organic carbon, it is possible to improve the using effect of fertilizer, to serious pollution heavy metal from
Sub-lead, cadmium also have good adsorption, play the effect of improvement soil.Kaolin is modified by the present invention, through microwave
Radiation and add the modified kaolin absorption property obtained after sulphuric acid and be improved, joins in soil nitrogen, phosphorus, potassium and has
The absorption of the nutrients such as machine carbon and desorbing action effect are more preferable, more preferable to the improving effect of soil.
Magnesium elements is the constituent of chloroplast molecule, is the activator of the enzyme participating in light and metabolism；Magnesium ion is green at leaf
The important function of charge balance is played between body substrate and stroma thylakoid；Magnesium ion or the catalyst of ATP enzyme, magnesium is farming
The moderate-element that thing growth is indispensable, plays an important role to plant growing.Organic soil agent of living of the present invention uses magnesium sulfate,
The organic soil agent of living made can increase the content of magnesium in soil after application, thus provides magnesium elements for crop.
Heretofore described described surfactant is dodecylbenzene sodium sulfonate or sodium lauryl sulphate, belongs to
Anion surfactant, is administered to surfactant in soil, and surfactant hydrophilic group can be with soil moisture
Associate and form network molecule thin film, thus suppress hydrone freely to spread in air, can be that soil plays good water conservation
Effect, and the heavy metal in surfactant energy activating soil used, it is possible to be first adsorbed onto on the surface of soil particle, and
With heavy metal complexation, heavy metal will be made to be dissolved in the middle of the soil liquid through after a period of time, improve heavy metal in soil
Animal migration and bioavailability, have good effect to the heavy metal removed in contaminated soil and deposit.
The invention have the benefit that
1, organic soil agent of living prepared by the present invention, be with activated humic acid, magnesium sulfate, surfactant and modified alta-mud or
Modified kaolin is that raw material is prepared from, and in the humic acids after activation, the content of fulvo acid uprises, bentonite or height
Ridge soil has higher cation exchange capacity (CEC), stronger water holding capacity and good cohesiveness, to improving the water conservation of soil, fertilizer conservation
Ability plays an important role；In the organic soil alive agent made by these several raw materials, the content of active organic matter is high, to soil
Improved effect is good.
2, organic soil alive agent that the present invention prepares, in soil, can increase the content of the soil organism and nutrient,
The formation of soil agreegate can be promoted, improve soil physical and chemical property, improve the structure of soil, make Soil ventilation, water permeability
Improve, improve adsorption by soil, water conservation, fertilizer-preserving ability.This organic soil agent of living can regulate pH value with the Acidity of Aikalinity of sweetening of the soil, can
With absorbing of chelated mineral cation regulation root；Root crop keeps moisture, solubilized inorganic fertilizer and then subtract
Their loss less；Reduce phosphorus and calcium, ferrum, magnesium, the reaction of aluminum, or they are converted into from invalid state can be absorbed by plants profit
Form；The noxious substance in soil can be reduced, the heavy metal removed in contaminated soil and deposit is had good effect,
After using this organic soil agent of living in soil, there are aggravation effect, especially soil spontaneous beneficial microorganism activity in soil
Nitrogen-fixing bacteria are significantly increased, and the content of nitrate can be made to significantly increase, and the nitrogen nutrition enriching soil improves crop root
Nutritional condition.
3, organic soil agent of living that the present invention prepares, is possible not only to be used alone for improveing soil, also can join
Fertilizer mixes together, and joins in fertilizer, is possible to prevent fertilizer agglomeration so that it is keeps good laxity, and improves fertilizer
The transport of the granularity of material, beneficially fertilizer, preserve and use, and joining fertilizer and mix together, it is possible to improve fertilizer
The using effect of material, it is possible to reduce fertilizer loss in soil, controls the release of nutrient in fertilizer, improves the utilization of fertilizer
Rate, reaches to promote the effect of increasing crop yield.
4, organic soil alive agent that the present invention prepares has prepares convenient, water-absorbing-retaining performance excellence, raising fertilizer profit
By rate, increase kind of a plant products, improve product qualities, improve the features such as soil, soil property can be effectively improved, increase soil
Water penetration and breathability, improve the content of soil with organic matter, can play good improving effect, the present invention for barren soil
Organic live soil agent permanence operation more preferable.
5, bentonite is obtained after sodium modification by material modification bentonite used in the present invention, carries out sodium
The modified modified alta-mud that obtains has water absorption rate greatly, and expansion capacity is big, and cation exchange capacity is big, dispersibility in aqueous medium
Good, colloid index is big, colloidal suspension thixotropy, the feature such as viscosity is good, Heat stability is good, and its physical property is better than bentonite raw ore,
More preferable for Effect of improving soil.
Detailed description of the invention
Embodiment 1
A kind of organic soil agent of living, by weight percentage, including activated humic acid 20%；Magnesium sulfate 10%；Surfactant 12
Sodium alkyl benzene sulfonate 0.3% and modified alta-mud 69.7%；
The preparation method of described activated humic acid is, by peat soil: ammonium hydrogen carbonate: water is that the weight ratio of 80:15:20 takes peat
Soil, ammonium hydrogen carbonate and water are standby, first by peat soil and ammonium hydrogen carbonate mix homogeneously, then add water and stir, by gained material
Use Polypropylence Sheet good seal, under room temperature, place ripening 6 days, obtain activated humic acid after drying.
Described method for preparing modified bentonite is: add the water that temperature is 55-65 DEG C in bentonite raw ore abundant
Stirring forms serosity, and amount of water is the 25% of bentonite ore quality, adds the modifying agent pyrophosphoric acid of bentonite ore quality 3%
Sodium, is stirred extruding 2.2h to material with extruder, is dehydrated post-drying through dewatering cyclone, is crushed to 50～150 mesh, i.e.
Obtain modified alta-mud.
Described organic soil agent of living, its preparation method is: according to percentage by weight by activated humic acid, magnesium sulfate, surface
Activating agent dodecylbenzene sodium sulfonate and modified alta-mud are sufficiently mixed, and are then pulverized by material so that it is mesh number is 100
Mesh, is finally dried and makes the wet weight of material control at 5%-15%, i.e. prepares organic soil agent of living of powdery.
Organic soil agent of living that the present invention prepares is for improveing soil environment, and its using method is: by organic soil agent of living
Blending in the soil needing improvement, then spraying water or naturally drenching with rain makes ground moistening, and its amount of application is according to the feelings of soil
Condition applies 100-500 kg/acre.
Embodiment 2
A kind of organic soil agent of living, by weight percentage, including activated humic acid 25%；Magnesium sulfate 8%；Surfactant 12
Alkyl sodium sulfate 0.4% and modified kaolin 66.6%；
The preparation method of described activated humic acid is, by weathered coal: ammonium hydrogen carbonate: water is that the weight ratio of 82:16:23 takes air slaking
Coal, ammonium hydrogen carbonate and water are standby, first by weathered coal and ammonium hydrogen carbonate mix homogeneously, then add water and stir, by gained material
Use Polypropylence Sheet good seal, under room temperature, place ripening 7 days, obtain activated humic acid after drying.
The preparation method of described modified kaolin is: take a certain amount of Kaolin, is placed in microwave oven, with the spoke of 650W
Penetrate intensity, radioactivation 10 minutes, take out after being cooled to room temperature, the sulfuric acid solution of addition 0.4mol/L, submergence Kaolin,
Stirring mixing, then carries out heating in water bath by mixed liquor, and bath temperature is 85 DEG C, water bath time 3.5 hours, after water-bath terminates,
With distilled water wash 5 times, then it is dried and i.e. can get modified kaolin.
Described organic soil agent of living, its preparation method is: according to percentage by weight by activated humic acid, magnesium sulfate, surface
Activating agent sodium lauryl sulphate and modified kaolin are sufficiently mixed, and are then pulverized by material so that it is mesh number is 200
Mesh, is finally dried and makes the wet weight of material control at 5%-15%, i.e. prepares organic soil agent of living of powdery.
What the present invention prepared organic soil agent of living is for improveing soil environment, and its using method is: organic soil agent of living spread
Imposing in the soil needing improvement, then spray water and drenched by soil, its amount of application can apply 100-according to the situation of soil
500 kgs/acre.
Embodiment 3
A kind of organic soil agent of living, by weight percentage, including activated humic acid 27%；Magnesium sulfate 5%；Surfactant 12
Sodium alkyl benzene sulfonate 0.5% and modified alta-mud 67.5%；
The preparation method of described activated humic acid is, by peat soil: ammonium hydrogen carbonate: water is that the weight ratio of 84:18:24 takes peat
Soil, ammonium hydrogen carbonate and water are standby, first by peat soil and ammonium hydrogen carbonate mix homogeneously, then add water and stir, by gained material
Use Polypropylence Sheet good seal, under room temperature, place ripening 6 days, obtain activated humic acid after drying.
Described method for preparing modified bentonite is: add the water that temperature is 55-65 DEG C in bentonite raw ore abundant
Stirring forms serosity, and amount of water is the 30% of bentonite ore quality, and the modifying agent adding bentonite ore quality 3%-5% is burnt
Sodium phosphate and the mixture of sodium carbonate, be stirred extruding 2.5h to material with extruder, be dehydrated post-drying through dewatering cyclone,
It is crushed to 50 mesh, obtains modified alta-mud.
Described organic soil agent of living, its preparation method is: according to percentage by weight by activated humic acid, magnesium sulfate, surface
Activating agent dodecylbenzene sodium sulfonate and modified alta-mud are pulverized after being sufficiently mixed, and then carry out pelletize with comminutor,
Make the granule of a diameter of 2～5mm, and to control its wet weight be 5%-15%, i.e. prepare granular organic soil agent of living.
Organic soil agent of living that the present invention prepares is for improveing soil environment, and its using method is: by organic soil agent of living
Blending in the soil needing improvement, then water spray makes ground moistening, and its amount of application applies 100-according to the situation of soil
500 kgs/acre.
Embodiment 4
A kind of organic soil agent of living, by weight percentage, including activated humic acid 30%；Magnesium sulfate 11%；Surfactant 12
Alkyl sodium sulfate 0.6% and modified alta-mud 58.4%；
The preparation method of described activated humic acid is: by weathered coal: ammonium hydrogen carbonate: water is that the weight ratio of 85:20:25 takes wind
Change coal, ammonium hydrogen carbonate and water standby, first by weathered coal and ammonium hydrogen carbonate mix homogeneously, then add water and stir, by gains
Polypropylence Sheet good seal used by material, places ripening 7 days, obtain activated humic acid after drying under room temperature.
Described method for preparing modified bentonite is: takes appropriate bentonite raw ore standby, takes bentonite ore quality 4%
Modifying agent sodium hexameta phosphate, be dissolved in suitable quantity of water and obtained reactant liquor, reactant liquor is joined in bentonite raw ore mixed
Close and uniformly obtain reaction material, reaction material is placed in microwave generator, under conditions of microwave irradiation power is 650 W, radiation
Heat 5 minutes, natural cooling, be crushed to 150 mesh, obtain modified alta-mud.
Described organic soil agent of living, its preparation method is: according to percentage by weight by activated humic acid, magnesium sulfate, surface
Activating agent sodium lauryl sulphate and modified alta-mud are pulverized after being sufficiently mixed, and then carry out pelletize with comminutor, system
Become the granule of a diameter of 2～5mm, and to control its wet weight be 5%-15%, i.e. prepare granular organic soil agent of living.
Organic soil agent of living that the present invention prepares is for improveing soil environment, and its using method is: by organic soil agent of living
Spreading fertilizer over the fields in the soil needing improvement, then spraying water or naturally drenching with rain makes ground moistening, and its amount of application is according to the feelings of soil
Condition applies 100-500 kg/acre.
Embodiment 5
A kind of organic soil agent of living, it is characterised in that by weight percentage, including activated humic acid 28%；Magnesium sulfate 15%；Table
Face activating agent dodecylbenzene sodium sulfonate 0.4% and modified kaolin 56.6%；
The preparation method of described activated humic acid is, by weathered coal: ammonium hydrogen carbonate: water is that the weight ratio of 80:16:25 takes air slaking
Coal, ammonium hydrogen carbonate and water are standby, first by weathered coal and ammonium hydrogen carbonate mix homogeneously, then add water and stir, by gained material
Use Polypropylence Sheet good seal, under room temperature, place ripening 7 days, obtain activated humic acid after drying.
The preparation method of described modified kaolin is: take a certain amount of Kaolin, is placed in microwave oven, with the spoke of 650W
Penetrate intensity, radioactivation 10 minutes, take out after being cooled to room temperature, the sulfuric acid solution of addition 0.4mol/L, submergence Kaolin,
Stirring mixing, then carries out heating in water bath by mixed liquor, and bath temperature is 85 DEG C, water bath time 3.5 hours, after water-bath terminates,
With distilled water wash 6 times, then it is dried and i.e. can get modified kaolin.
Described organic soil agent of living, its preparation method is: according to percentage by weight by activated humic acid, magnesium sulfate, surface
Activating agent dodecylbenzene sodium sulfonate and modified kaolin are pulverized after being sufficiently mixed, and then carry out pelletize with comminutor,
Make the granule of a diameter of 2～5mm, and to control its wet weight be 5%-15%, i.e. prepare granular organic soil agent of living.
Organic soil agent of living that the present invention prepares is for improveing soil environment, and its using method is: by organic soil agent of living
Blending in the soil needing improvement, then spraying water or naturally drenching with rain makes ground moistening, and its amount of application is according to the feelings of soil
Condition applies 100-500 kg/acre.
Embodiment 6
A kind of organic soil agent of living, by weight percentage, including activated humic acid 23%；Magnesium sulfate 15%；Surfactant ten
Sodium dialkyl sulfate 0.5% and modified alta-mud 61.5%；
The preparation method of described activated humic acid is, by peat soil: ammonium hydrogen carbonate: water is that the weight ratio of 83:17:25 takes mud
Charcoal soil, ammonium hydrogen carbonate and water are standby, first by peat soil and ammonium hydrogen carbonate mix homogeneously, then add water and stir, by gains
Polypropylence Sheet good seal used by material, places ripening 7 days, obtain activated humic acid after drying under room temperature.
Above-mentioned organic soil agent of living, described method for preparing modified bentonite is: takes appropriate bentonite raw ore standby, takes
Modifying agent i.e. sodium carbonate, sodium pyrophosphate and the sodium hexameta phosphate of bentonite ore quality 3%-5% is mixed by any part by weight
The mixture obtained, is dissolved in suitable quantity of water and is obtained reactant liquor, and reactant liquor joins mix homogeneously in bentonite raw ore
Obtain reaction material, reaction material is placed in microwave generator, under conditions of microwave irradiation power is 680 W, radiation heating 3-4
Minute, natural cooling, it is crushed to 100 mesh, obtains modified alta-mud.
Described organic soil agent of living, its preparation method is: according to percentage by weight by activated humic acid, magnesium sulfate, surface
Activating agent sodium lauryl sulphate and modified alta-mud are sufficiently mixed, and are then pulverized by material so that it is mesh number is 150
Mesh, is finally dried and makes the wet weight of material control at 5%-15%, i.e. prepares organic soil agent of living of powdery.
Organic soil agent of living that the present invention prepares is for improveing soil environment, and its using method is: by organic soil agent of living
Blending or spread fertilizer over the fields in the soil needing improvement, then spraying water or naturally drenching with rain makes ground moistening, and its amount of application is according to soil
The situation of earth applies 100-500 kg/acre.
Test situation:
(1) test material: the organic soil agent of living prepared in the embodiment of the present invention 1；
(2) test site: Nanning Wuming County, selects general long-term cropping to have the plot of certain growth ability, soil matter
Ground, fertility level are uniform；
(3) test method: blank assay group is set and applies the organic soil agent group of living of the present invention；Test area is all 150 m2,
Before sowing in spring (April) organic soil agent of living is manured into soil uniform with mixing with soil, then spray water and soil drenched, have
The applied amount of machine soil alive agent is 0.45 kilogram/m2；Blank assay group does not apply any soil conditioner, to blank assay group and executing
Other processing modes adding the organic soil agent group of living of the present invention are the same；Long-term cropping Fructus Capsici, seeding row spacing 50 × 45cm, artificial dibbling,
Covering with ground sheeting；
(4) sampling detection: modifying agent is used latter 5 months, extraction blank assay group and the organic soil agent group of living of the applying present invention respectively
Pedotheque carry out detection analyze；
(5) result of the test: analyze after testing, result shows: be not added with the organic soil agent sampling soil of living of the present invention with blank assay group
Earth is compared, and after applying the organic soil agent group improvement of living of the present invention, the soil weight reduces by 35%, and maximum water-holding capacity increases by 39.7%, inhales
Water speed improves 24.3%, and water release rate reduces by 33.5%, and soil aggregation body burden increases by 35.6%, and soil erosion amount reduces
80.2%, soil organic matter content increases by 12.6%, and N, P, K total amount increases by 4.1%.
(6) interpretation of result: above-mentioned visible, after using organic soil agent of living of the present invention, the soil weight reduces, soil water sorption speed
Rate improves, and water release rate reduces, and the soil organism is significantly improved, and promotes the formation of soil agreegate, it will be apparent that improvement
Soil physical and chemical property, improves Soil structure, substantially increases the absorption of soil, water conservation, fertilizer-preserving ability.
Claims (8)
1. an organic soil agent of living, it is characterised in that by weight percentage, including activated humic acid 20-30%；Magnesium sulfate
5-15%；Surfactant 0.3-0.6%；Modified alta-mud or modified kaolin: surplus；
The preparation method of described activated humic acid is: by peat soil or weathered coal: ammonium hydrogen carbonate: water is 80-85:15-20:
The weight ratio of 20-25 takes peat soil or weathered coal, ammonium hydrogen carbonate and water are standby, first peat soil or weathered coal and ammonium hydrogen carbonate is mixed
Close uniformly, then add water and stir, by gained material Polypropylence Sheet good seal, under room temperature, place ripening 6-7 days, drying
After obtain activated humic acid.
2. according to the organic soil agent of living described in claim 1, it is characterised in that described surfactant is detergent alkylate
Sodium sulfonate or sodium lauryl sulphate.
3. according to the organic soil agent of living described in claim 1, it is characterised in that described method for preparing modified bentonite
For: adding the water that temperature is 55-65 DEG C in bentonite raw ore and be sufficiently stirred for forming serosity, amount of water is bentonite ore quality
25-30%, add the modifying agent of bentonite ore quality 3%-5%, be stirred material extruding 2.2-with extruder
2.5h, is dehydrated post-drying through dewatering cyclone, is crushed to 50～150 mesh, obtains modified alta-mud.
4. according to the organic soil agent of living described in claim 1, it is characterised in that described method for preparing modified bentonite
For: take appropriate bentonite raw ore standby, take the modifying agent of bentonite ore quality 3%-5%, be dissolved in suitable quantity of water and obtain
Reactant liquor, joins reactant liquor mix homogeneously in bentonite raw ore and obtains reaction material, reaction material be placed in microwave generator,
Under conditions of microwave irradiation power is 650-680 W, radiation heating 3-5 minute, natural cooling, it is crushed to 50～150 mesh, i.e.
Obtain modified alta-mud.
5. according to the method for preparing modified bentonite described in claim 3 or 4, it is characterised in that described modifying agent is carbon
Acid sodium, sodium pyrophosphate or one or more mixture of sodium hexameta phosphate.
6. according to the organic soil agent of living described in claim 1, it is characterised in that the preparation method of described modified kaolin
For: take a certain amount of Kaolin, be placed in microwave oven, with the radiant intensity of 650W, radioactivation 10 minutes, take out and be cooled to room
Wen Hou, adds the sulfuric acid solution of 0.4mol/L, submergence Kaolin, stirring mixing, then mixed liquor is carried out heating in water bath,
Bath temperature is 85 DEG C, water bath time 3.5 hours, after water-bath terminates, with distilled water wash 5-6 time, is then dried the most available
Modified kaolin.
7. according to the organic soil agent of living described in claim 1, it is characterised in that its preparation method is: according to percentage by weight
Activated humic acid, magnesium sulfate, surfactant and modified alta-mud or modified kaolin are sufficiently mixed, then material are entered
Row is pulverized so that it is mesh number is 100-200 mesh, is finally dried and makes the wet weight of material control, at 5%-15%, i.e. to prepare powdery
Organic soil agent of living, or or change activated humic acid, magnesium sulfate, surfactant and modified alta-mud according to percentage by weight
Property Kaolin is pulverized after being sufficiently mixed, and then carries out pelletize with comminutor, makes the granule of a diameter of 2～5mm, and controls
Its wet weight is 5%-15%, i.e. prepares granular organic soil agent of living.
8. according to the organic soil agent of living described in claim 1, it is characterised in that described organic soil agent of living is used for improveing soil
Environment, its using method is: the agent of organic soil alive is blended or spreads fertilizer over the fields in the soil needing improvement, then sprays water or naturally drench with rain
Making ground moistening, its amount of application applies 100-500 kg/acre according to the situation of soil.
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| CN110669527A (en) * | 2019-10-31 | 2020-01-10 | 安徽省农业科学院农业工程研究所 | Preparation method of special composite water-retaining agent for apocarya |
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