CN107879854A - Illite/smectite mixed layer clay mine tailing saline land greening tree planting soil conditioner - Google Patents

Illite/smectite mixed layer clay mine tailing saline land greening tree planting soil conditioner Download PDF

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CN107879854A
CN107879854A CN201711242370.6A CN201711242370A CN107879854A CN 107879854 A CN107879854 A CN 107879854A CN 201711242370 A CN201711242370 A CN 201711242370A CN 107879854 A CN107879854 A CN 107879854A
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soil
illite
mixed layer
mine tailing
layer clay
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沈培友
王鲁海
吴青
吴一青
袁欣
王雨润
许庆华
蒋文兰
金白云
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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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05B—PHOSPHATIC FERTILISERS
    • C05B1/00—Superphosphates, i.e. fertilisers produced by reacting rock or bone phosphates with sulfuric or phosphoric acid in such amounts and concentrations as to yield solid products directly
    • C05B1/02—Superphosphates
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2101/00—Agricultural use
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2109/00—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE pH regulation

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  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Soil Sciences (AREA)
  • Pest Control & Pesticides (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Environmental Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Fertilizers (AREA)
  • Soil Conditioners And Soil-Stabilizing Materials (AREA)

Abstract

The invention discloses a kind of illite/smectite mixed layer clay mine tailing saline land greening tree planting soil conditioner, the main points of its technical scheme are that dispensing compresses Nutrition Soil by illite/smectite mixed layer clay mine tailing, illite/smectite mixed layer clay mine tailing carbonizes the zeolite granular after native, acidifying, stalk, desulfurated plaster, humic acid, Powdery saline-alkali soil the fertilizer of retaining water and releasing nutrients slowly, Concave-convex clay rod, ferrous sulfate and water after acidifying form；Dispensing is stirred after being well mixed, is packaged as illite/smectite mixed layer clay mine tailing saline land greening tree planting soil conditioner.The sodium ion on calcium, magnesium ion replaceable salt affected soil colloid contained by soil conditioner, make the content of soil exchangeable sodium ion reduce, reduce the basicity of soil, the fertility of alkaline land soil can also be significantly improved simultaneously, increase the content of alkaline land soil organic matter, calcium, magnesium, silicon, sulphur, nitrogen, phosphorus and potassium, reach the purpose in improvement salt-soda soil, improve the survival rate of greening and afforestation, the present invention is applied to improvement salt-soda soil and planted trees in saline land greening.

Description

Illite/smectite mixed layer clay mine tailing saline land greening tree planting soil conditioner
Technical field
The present invention relates to soil conditioner, and in particular to a kind of illite/smectite mixed layer clay mine tailing saline land greening tree planting soil is adjusted Manage agent.
Background technology
Salt-soda soil refers to that the salinity contained by inside soil has influence on the normal growth of crop, and serious salt affected soil area is planted Thing can hardly survive, and during carrying out greening and afforestation in varieties in saline-alkali areas, limited by alkaline land soil condition, contained in saline-alkali soil There is excessive solubility salt, make plant absorption moisture content and absorb the ability reduction of nutrient, soil organic matter content relative reduction, Nitrogen, phosphorus, potassium and trace element missing are serious, and soil granular structure destroys seriously, and gas permeability reduces, the microbial activity of aerobism Decline, soil-ripening is slow, so as to cause soil hardening.Because salinization of soil makes soil physico-chemical property be deteriorated, the life condition of plant Degenerate, the difficulty of the greening and afforestation work in alkaline land soil is big, and the survival rate of greening and afforestation is often than relatively low, greening and afforestation mistake Although Cheng Qian's phase Survival rate of nursery stock, the growth potential of nursery stock is very poor, does not reach the expected effect grown, greening and afforestation mistake The middle and later periods of journey, many nursery stocks will die in succession.
Illite can be converted into montmorillonite under certain condition, be initially formed in conversion process illite/smectite mixed layer mineral this Intergradient mineral, the presence of illite/smectite mixed layer mineral will influence whether illitic mineralogical character and processing performance, and limiting its industry should Use scope.China's storage has substantial amounts of illite/smectite mixed layer clay, and the reserves of particularly Guangxi Zhuang Autonomous Region Shangsi County are especially big, There is substantial amounts of illite/smectite mixed layer clay mine tailing in illite/smectite mixed layer clay mining area, can be developed well.
Desulfurated plaster is lime-lime stone to be ground slurries are made, and makes to contain SO after dedusting2Flue gas, pass through slurry Liquid washer and remove SO2, lime slurry and SO2Reaction generation calcium sulfate and calcium sulfite, calcium sulfite is oxidized to change into sulphur Sour calcium, industry by-product gypsum, referred to as desulfurated plaster are obtained, being accumulated around thermal power plant has substantial amounts of desulfurated plaster, does not have Can utilization.
In the reclamation of salinep-alkali soil and processing scheme, frequently with desulfurated plaster as one of dispensing of adjustment saline-alkali soil pH value, The pH value index of desulfurated plaster is 5~9, detects, pH value >=8 of desulfurated plaster, directly applies desulfurated plaster by more sub-samplings Greening and afforestation is carried out in saline-alkali soil, the survival rate of nursery stock is also very low.
China Patent Publication No.：CN 106105962A, publication date：On November 16th, 2016, entitled " one kind is using length Imitate the method that solid phase Nutrition Soil carries out original soil greening to the salt-soda soil of containing sulfate ", disclose " a kind of to use long-acting solid phase nutrition The method that soil carries out original soil greening to the salt-soda soil of containing sulfate, including ditching earthing step, the ditching earthing step, including Nutrition Soil is covered, the Nutrition Soil includes following components：Pine soil, broad leaf tree fallen leaves soil, nitrogen-phosphorus-potassium compound fertilizer, attapulgite, reed It is luxuriant growth extract, gallic acid, red bean skin powder, beer groove, sesame seed meal, papaya muddy flesh, red worm powder, hodmadod powder, water-loss reducer, micro- Secondary element；The present invention also provides the preparation method of the Nutrition Soil.The original soil greening method of the present invention, eliminate and carry soil moved in improve the original Expense, cost is reduced, save labour cost 26%, had the function that to improve total nitrogen content of soil and improve soil moisture content, planted Mongolian oak, the speed of growth is fast, and the content of starch in fruit is up to 64.1-67.8% ".
The weak point of above-mentioned patent is：(1) the dispensing for salt resistance alkali and adjustment salt-soda soil pH is lacked in " Nutrition Soil ", (2) amination attapulgite can not increase the absorption of attapulgite and the effect of salt resistance alkali, and above-mentioned patent can be used for common " original soil greening ", be not suitable in " salt-soda soil carry out original soil greening ", during saline land greening tree planting, the survival rate of nursery stock Than relatively low.
China Patent Publication No.：CN 104591926A, publication date：On 05 06th, 2015, entitled " alkaline land soil Conditioner ", discloses that " a kind of composition of soil improvement, particularly relates to a kind of soil conditioner of saline-alkaline soil.The present invention's is saline and alkaline Ground soil conditioner is formed by following component mixed preparing by weight percentage：Cosan 20%~35%, humic acid 20%~ 30%th, bentonite 5%~10%, epsom salt 20%~25%, calcium superphosphate 8%~12%, white vitriol 1%~ 2%th, boric acid 2%~3%.It is horizontal that the soil conditioner of saline-alkaline soil of the present invention can adjust soil acid-base, effectively supplements in soil, be micro- Secondary element, improve crop nutritional deficiency symptom, chelate toxic heavy metal element in soil, reduce salinization and alkalization, promote Zinc fractions Crumb structure, improve crop root growth environment, enhancing crop salt resistance alkali, disease-resistant anti-adversity ability, reduce saline and alkaline to crop root Harm, while the available phosphorus that is cured by the soil of release increases soil fertility, water conservation section fertilizer, final thorough improved soil, recovers Soil fertility, increasing both production and income is realized, improve the utilization rate of crop quality and fertilizer ".
The weak point of above-mentioned patent is：(1) substantial amounts of Cosan has been selected in dispensing（20%~35%）, sulphur is easy Explosive material is fired, is mixed with air and is also easy to produce blast or burning, although for from toxicology, sulphur belongs to less toxic harmful influence, its The Sulfur Dioxide On Human occurred after steam and sulfur burning has severe toxicity, is not suitable in soil conditioner of saline-alkaline soil.(2) although " bentonite " is selected in dispensing, those skilled in the art knows altogether：The pH value of sodium bentonite is generally 8.5~10.2, Calcium-base bentonite is generally 6.9~8.5, and " bentonite " is a kind of alkaline soil, and therefore, " bentonite " is without the acidified modified place of progress Reason, is not suitable in soil conditioner of saline-alkaline soil yet.
The content of the invention
The purpose of the present invention is to overcome weak point in the prior art, there is provided a kind of illite/smectite mixed layer clay mine tailing salt-soda soil is green Change tree planting soil conditioner.
The dispensing of illite/smectite mixed layer clay mine tailing saline land greening tree planting soil conditioner is compressed by illite/smectite mixed layer clay mine tailing Nutrition Soil, illite/smectite mixed layer clay mine tailing charing soil, acidifying after zeolite granular, acidifying after stalk, desulfurated plaster, humic acid, Powdery saline-alkali soil the fertilizer of retaining water and releasing nutrients slowly, Concave-convex clay rod, ferrous sulfate and water composition.
The production method of illite/smectite mixed layer clay mine tailing saline land greening tree planting soil conditioner：Illite/smectite mixed layer clay mine tailing is saline and alkaline The dispensing of ground greening and afforestation soil conditioner be stirred it is well mixed after, be packaged as illite/smectite mixed layer clay mine tailing saline land greening Tree planting soil conditioner.
After the acidified processing of illite/smectite mixed layer clay mine tailing, pH value≤5.5, the profit of illite/smectite mixed layer clay mine tailing can be improved With rate, turn waste into wealth.
Contain substantial amounts of nitrogen, phosphorus, potassium, organic matter and various trace elements in illite/smectite mixed layer clay mine tailing compression Nutrition Soil, It is the high-quality Nutrition Soil that a kind of nutrition is complete, fertilizer efficiency is high, nontoxic, sterile, harmless, odorless and water retention property are good, can carries For nutrient necessary to Salt And Alkali Tolerance seedling growth, be advantageous to the normal growth and development of Salt And Alkali Tolerance nursery stock, what the present invention selected The thickness control of illite/smectite mixed layer clay mine tailing compression Nutrition Soil tablet is at 5~8 millimeters.
Illite/smectite mixed layer clay mine tailing, active white clay waste slag in illite/smectite mixed layer clay mine tailing charing soil, mud coal, attapulgite Discarded object and vermiculite after clay, bentonite, zeolite, crushing can not can directly be inhaled after charing by Salt And Alkali Tolerance nursery stock Phosphorus, potassium compound and the various trace elements of receipts, are converted into phosphorus, potassium, trace element and the organic carbon of solubility, and illite/smectite mixed layer glues Native mine tailing carbonizes thickness≤6 millimeter of native sheet-like particle.
Zeolite is after 420~480 DEG C of roastings, then carries out acidification, and zeolite has obtained further activation, is formed and dredged The porous cavernous body of pine, its adsorption effect are in optimum value.The zeolite that the present invention selects has：Clinoptilolite, modenite, side's boiling Stone, chabasie, scolecite, heulandite, sodalite, modenite and foresite.
Modified zeolite has powerful adsorption function, under low relative humidity, low concentration, higher temperature conditions Remain to effectively adsorb, therefore be the good adsorbent of stable performance, adsorption effect, it is saline and alkaline that illite/smectite mixed layer clay mine tailing can be laid in Ammonia nitrogen in ground greening and afforestation soil conditioner, can also adsorb the ammonia nitrogen in the original soil of salt-soda soil, for Salt And Alkali Tolerance seedling growth Required nutrition.
The production method of zeolite granular after acidifying is using crushing, sieve, be calcined for the first time, being acidified, draining, drying and the The technological process of regrading, first it is calcined and is acidified afterwards, substantially increases acidifying quality, adsorption efficiency and the acidifying speed of zeolite Degree；After the moisture content in zeolite granular absorption soil after acidifying, disintegration will not be also produced, is advantageous to increase illite/smectite mixed layer clay tail The salt resistance alkali effect of ore deposit salt-soda soil greening and afforestation soil conditioner, the Task-size Controlling of the zeolite granular after the acidifying that the present invention selects At 0.125~0.42 millimeter.
Stalk after acidifying has the characteristics of preferable adsorptivity, thixotropy, heat endurance, plasticity and caking property, straw After the acidified calcination process of stalk, pH value≤5.5.
Desulfurated plaster is also known as flue gas desulfurization gypsum, and main component is calcium sulphate dihydrate as the natural gypsum, desulfurated plaster PH value be 5~9.
Humic acid is the remains of animals and plants remains, mainly plant, by the decomposition and conversion of microorganism, and it is geochemical A series of a kind of organic substance that processes are caused and accumulated, the pH value of humic acid is 3~5.
Powdery saline-alkali soil the fertilizer of retaining water and releasing nutrients slowly is in acidity, can reduce the alkalescence of soil, and contained calcium ion replaceable is saline and alkaline Sodium ion on soil colloid, makes the content of soil exchangeable sodium ion reduce, so as to further reduce the sodium basicity of soil, Promote the formation of soil granular structure, reach the purpose in improvement salt-soda soil, the Powdery saline-alkali soil the fertilizer of retaining water and releasing nutrients slowly that the present invention selects Grain fineness≤0.149 millimeter.
Concave-convex clay rod has unique layer chain structure feature, and crystal is in needle-like, threadiness or fiber collection shape, recessed Convex rod stone clay has good colloidal nature and the higher adsorption capacities such as unique scattered, high temperature resistant, salt resistance alkali, the present invention The Concave-convex clay rod grain fineness of selection is less than 0.074 millimeter.
Anhydrous slufuric acid ferrous iron is white powder, and the ferrous sulfate containing the crystallization water is pale green crystals, the sulfuric acid of 10% aqueous solution Ferrous is in acidity to reindeer moss, and pH value is about 3.7, can be used not only for adjusting illite/smectite mixed layer clay mine tailing salt-soda soil in the present invention The pH value of greening and afforestation soil conditioner, is also used as the replenishers of plant ferro element, and preventing and treating plant gives birth to because of iron deficiency Rationality disease, make plant leaf color chlorosis.
The technical scheme is that：
1st, the dispensing of illite/smectite mixed layer clay mine tailing saline land greening tree planting soil conditioner is by weight percentage by following component group Into：After illite/smectite mixed layer clay mine tailing compression Nutrition Soil 10~30%, illite/smectite mixed layer clay mine tailing charing soil 5~20%, acidifying Stalk 5~15%, desulfurated plaster 5~20% after zeolite granular 5~18%, acidifying, humic acid 5~15%, Powdery saline-alkali soil The fertilizer of retaining water and releasing nutrients slowly 3~15%, Concave-convex clay rod 3~15%, ferrous sulfate 0~5% and water 5~20%.
2nd, the production method of illite/smectite mixed layer clay mine tailing saline land greening tree planting soil conditioner：By illite/smectite mixed layer clay tail The dispensing of ore deposit salt-soda soil greening and afforestation soil conditioner be stirred it is well mixed after, it is saline and alkaline to be packaged as illite/smectite mixed layer clay mine tailing Ground greening and afforestation soil conditioner.
3rd, the dispensing of illite/smectite mixed layer clay mine tailing compression Nutrition Soil is made up of following component by weight percentage：After acidifying Sludge 25~55%, high viscous Concave-convex clay rod 2~15%, biogas slurry leaching after illite/smectite mixed layer clay mine tailing 15~35%, acidifying The plant after the peat 2~15% after gravel attapulgite flower ceramsite 2~15%, crushing, biogas residue 2~15%, crushing after bubble Fibres 1~10%, expanded vermiculite 0.5~5%, expanded perlite 0.5~5% and high hydroscopic resin 0.1~5%；She deceives people The production method of layer clay mine tailing compression Nutrition Soil：Illite/smectite mixed layer clay mine tailing and sludge are first subjected to acidification, then by she Deceive people a layer dispensing for clay mine tailing compression Nutrition Soil be stirred, compress, being illite/smectite mixed layer clay mine tailing after microwave low temperature sterilization Compress Nutrition Soil.
Illite/smectite mixed layer clay mine tailing compression Nutrition Soil applied for " Yi Meng using by the present inventor on 08 13rd, 2014 Mixed-layer clay mine tailing compresses the production method of Nutrition Soil ", Chinese patent Authorization Notice No. is：CN 104109042B, Granted publication Day：On 08 24th, 2016.
4th, the dispensing of illite/smectite mixed layer clay mine tailing charing soil is made up of following component by weight percentage：Illite/smectite mixed layer clay Mine tailing 15~35%, active white clay waste slag 10~30%, mud coal 5~25%, Concave-convex clay rod 5~20%, bentonite 0~ 15%th, discarded object 5~15%, vermiculite 0.5~5% and the water 5~45% after zeolite 0~15%, crushing；Illite/smectite mixed layer clay tail The production method of ore deposit charing soil：First the dispensing of illite/smectite mixed layer clay mine tailing charing soil is stirred and is squeezed into sheet-like particle, at charing It is illite/smectite mixed layer clay mine tailing charing soil after reason.
Illite/smectite mixed layer clay mine tailing charing soil is using " the illite/smectite mixed layer filed in the present inventor 2015 year 07 month 27 days Clay mine tailing carbonizes the production method of Nutrition Soil ", China Patent Publication No. is：CN 104987229A, publication date：2015 10 The moon 21.
5th, the production method of the zeolite granular after being acidified：1. first zeolite crush and sieved for the first time, after screening The Task-size Controlling of zeolite granular is at 0.149~0.42 millimeter；2. by the zeolite granular input revolution roasting in kilns after screening, roasting At 420~480 DEG C, roasting time controlled at 60~120 minutes temperature control；3. the zeolite granular after roasting is inputted into dilute sulfuric acid Acidification is carried out in pond, the preparation of dilute sulfuric acid includes following component by weight percentage：The ﹪ of concentration 98 sulfuric acid 6~10%, Water 90~94%, acidification time control was at 4~12 hours；Drained the water 4. the zeolite granular after acidified processing is taken out Point, it is the zeolite granular semi-finished product after acidifying to input drying in rotary dryer, and drying temperature is controlled at 150~250 DEG C, is dried For dry time control at 30~60 minutes, the zeolite granular semi-finished product water content after acidifying was less than 2.0%；5. by the zeolite after acidifying Pellet product carries out second for the zeolite granular after acidifying, the Task-size Controlling of the zeolite granular after acidifying existing after sieving 0.125~0.42 millimeter.
Zeolite granular after acidifying on November 14th, 2015 using being applied for " thering is purification air work(by the present inventor The zeolite colour-wash powder of energy ", China Patent Publication No. is：CN 105272114A, publication date：On 01 27th, 2016.
6th, the production method of the stalk after being acidified：(1) stirred in the mixer first operated the input of stalk mixture, Dilute sulfuric acid is slowly added to again to carry out acidification in stalk mixture；(2) by the stalk mixture after acidification, by right The extruding of roller machine is stalk tablet, thickness≤3 millimeter of stalk tablet；(3) stalk tablet is transported to swinging drying oven Interior roasting, roasting time are 1~3 hour, and sintering temperature is controlled at 250~450 DEG C, the stalk tablet water content after roasting≤ 5%, the stalk tablet after roasting is the stalk semi-finished product after acidifying；The dispensing of stalk tablet is by weight percentage by following Component forms：Stalk mixture 75~95% and dilute sulfuric acid 5~25%；The dispensing of stalk mixture is by weight percentage by following Component forms：Stalk 68~92%, Concave-convex clay rod 7~30% and magnesia 0.1~3%；The dispensing of dilute sulfuric acid is by weight Percentage is made up of following component：Concentration is 98% concentrated sulfuric acid 1~25% and water 75~99%.
The production method of stalk after acidifying was applied " after acidifying using by the present inventor on 07 27th, 2014 Stalk ", Chinese patent Authorization Notice No. are：CN 104128354B, authorized announcement date：On 06 08th, 2016.
7th, the dispensing of Powdery saline-alkali soil the fertilizer of retaining water and releasing nutrients slowly is made up of following component by weight percentage：The viscous attapulgite of height glues Concave-convex clay rod powder 5~15%, ardealite 10~30%, calcium superphosphate 5~28%, sulfuric acid after native powder 2~10%, acidifying Ammonium 5~25%, potassium sulfate 2~20%, high hydroscopic resin 0.05~5% and trace element mixture 0.01~1%；Powdery is saline and alkaline The production method of ground the fertilizer of retaining water and releasing nutrients slowly：(1) the dispensing of Powdery saline-alkali soil the fertilizer of retaining water and releasing nutrients slowly is added to the Double-horizontal-shaft run to force In formula mixer, stir as the mixture of Powdery saline-alkali soil the fertilizer of retaining water and releasing nutrients slowly；(2) by the mixing of Powdery saline-alkali soil the fertilizer of retaining water and releasing nutrients slowly It is powder to be crushed in thing input pulverizer, grain fineness≤0.149 millimeter of powder, is Powdery saline-alkali soil water-holding slow-release Fertilizer.
Powdery saline-alkali soil the fertilizer of retaining water and releasing nutrients slowly applied for " Powdery saline-alkali soil using by the present inventor on October 22nd, 2012 The fertilizer of retaining water and releasing nutrients slowly ", Chinese patent Authorization Notice No. are：CN 102898237B, authorized announcement date：On 02 26th, 2014.
Illite/smectite mixed layer clay mine tailing saline land greening tree planting soil conditioner is that a kind of powdery and graininess mixing are integrated , for improving the physics of soil and/or the organic-inorganic soil conditioner of biological property.
The illite/smectite mixed layer clay mine tailing compression of sheet in illite/smectite mixed layer clay mine tailing saline land greening tree planting soil conditioner Nutrition Soil, applying into soil, be reduced to loose Nutrition Soil after water suction quickly, the weight ratio of loose Nutrition Soil after water suction The weight of original compression Nutrition Soil adds more than 5 times, in illite/smectite mixed layer clay mine tailing compression Nutrition Soil containing substantial amounts of nitrogen, phosphorus, Potassium, organic matter and various trace elements, it is that a kind of nutrition is complete, fertilizer efficiency is high, nontoxic, sterile, harmless, odorless and water conservation The good high-quality Nutrition Soil of performance.
Illite/smectite mixed layer clay mine tailing, active white clay waste slag in illite/smectite mixed layer clay mine tailing charing soil, mud coal, attapulgite Discarded object and vermiculite after clay, bentonite, zeolite, crushing can not can directly be inhaled after charing by Salt And Alkali Tolerance nursery stock Phosphorus, potassium compound and the various trace elements of receipts, it is converted into phosphorus, potassium, trace element and the organic carbon of solubility.
After the moisture content in zeolite granular absorption soil after acidifying, disintegration will not be produced, pH value≤5.5, is increased substantially While the absorption property of zeolite, catalytic action, specific surface area, porosity, be advantageous to adjust the crumb structure of alkaline land soil, Increase the salt resistance alkali effect of illite/smectite mixed layer clay mine tailing saline land greening tree planting soil conditioner.
After the acidified calcination process of stalk, pH value≤5.5.
In illite/smectite mixed layer clay mine tailing saline land greening tree planting soil conditioner containing substantial amounts of calcium, magnesium, silicon, sulphur, nitrogen, Phosphorus, potassium and various trace elements, have and slowly discharge in it in nutrition and the function of retain water and nutrients, the life of Salt And Alkali Tolerance nursery stock can be provided Nutritional ingredient necessary to length, keep illite/smectite mixed layer clay mine tailing saline land greening tree planting soil conditioner in nutritional ingredient not It is lost in, is advantageous to the normal growth and development of Salt And Alkali Tolerance nursery stock, is that a kind of nutrition is complete, fertilizer efficiency is high, nontoxic, harmless, odorless The saline land greening tree planting soil conditioner of taste and water conservation time length.
Illite/smectite mixed layer clay mine tailing saline land greening tree planting soil conditioner pH value≤5.5, has loose more in acidity Hole, the characteristics of specific surface area is big, porosity is high and adsorption capacity is strong；Illite/smectite mixed layer clay mine tailing saline land greening tree planting soil is adjusted The calcium contained by agent, the sodium ion on magnesium ion replaceable salt affected soil colloid are managed, drops the content of soil exchangeable sodium ion It is low, the basicity of soil is reduced, Pore structure in soil can not only be adjusted, promotes the formation of soil granular structure, is reducing soil Basicity can also significantly improve alkaline land soil fertility simultaneously, increase alkaline land soil organic matter, calcium, magnesium, silicon, sulphur, nitrogen, phosphorus With the content of potassium, reach the purpose for improveing salt-soda soil, improve the survival rate of greening and afforestation.
Because illite/smectite mixed layer clay mine tailing saline land greening tree planting soil conditioner is in acidity, with desulfurated plaster compatible use Afterwards, the useful effect of desulfurated plaster can be given full play to, further reduces the basicity of soil, reduces the soil accumulation of salt in the surface soil, improves improvement The effect in salt-soda soil.
Illite/smectite mixed layer clay mine tailing saline land greening tree planting soil conditioner and the soil of locality are used in mixed way, and are advantageous to change The crumb structure of good local soil, loosing soil is kept, strengthen soil fertility, reduce the leaching loss of nutrient in soil, more effectively Water conservation and fertilizer conservation, and can reduce because soil passes the generation of withered, the climing disease such as withered, viral.
The application method of illite/smectite mixed layer clay mine tailing saline land greening tree planting soil conditioner：(1) it is used to improve salt-soda soil, It can be used in mixed way with the original soil in salt-soda soil.(2) it is used to cultivate flowers and plants in salt-soda soil, first flowers and plants can be sowed and be glued in illite/smectite mixed layer In native mine tailing saline land greening tree planting soil conditioner, after flowers and plants emergence survives, then it is saline and alkaline in conjunction with illite/smectite mixed layer clay mine tailing Ground greening and afforestation soil conditioner, co-transplantation to saline land greening region, keep illite/smectite mixed layer clay mine tailing saline land greening Appropriate humidity in tree planting soil conditioner, it can ensure that flowers and plants in salt-soda soil normal growth and development.(3) it is used in saline land greening Plant trees, after can first illite/smectite mixed layer clay mine tailing saline land greening tree planting soil conditioner be added in tree planting bag, by greening seedling It is transplanted in tree planting bag, it is saline and alkaline after the greening seedling in tree planting bag survives, then by the illite/smectite mixed layer clay mine tailing in tree planting bag Ground greening and afforestation soil conditioner and greening seedling, co-transplantation to saline land greening tree planting region, routinely managed by afforestation Science and engineering skill is conserved, and the survival rate after greening and afforestation is more than 95%.
Illite/smectite mixed layer clay mine tailing saline land greening tree planting soil conditioner is applied to improvement salt-soda soil and green in salt-soda soil Change and plant trees.
Embodiment
With reference to embodiment, the invention will be further described：
1st, the dispensing of illite/smectite mixed layer clay mine tailing saline land greening tree planting soil conditioner is by weight percentage by following component group Into：Zeolite granular after illite/smectite mixed layer clay mine tailing compression Nutrition Soil 22%, illite/smectite mixed layer clay mine tailing charing soil 6%, acidifying 10%th, stalk 8%, desulfurated plaster 10%, humic acid 10%, Powdery saline-alkali soil the fertilizer of retaining water and releasing nutrients slowly 8%, attapulgite after being acidified Clay 10%, ferrous sulfate 1% and water 15%.
2nd, the production method of illite/smectite mixed layer clay mine tailing saline land greening tree planting soil conditioner：By illite/smectite mixed layer clay tail The dispensing of ore deposit salt-soda soil greening and afforestation soil conditioner be stirred it is well mixed after, it is saline and alkaline to be packaged as illite/smectite mixed layer clay mine tailing Ground greening and afforestation soil conditioner.

Claims (3)

  1. A kind of 1. illite/smectite mixed layer clay mine tailing saline land greening tree planting soil conditioner, it is characterised in that illite/smectite mixed layer clay tail The dispensing of ore deposit salt-soda soil greening and afforestation soil conditioner is made up of following component by weight percentage：Illite/smectite mixed layer clay mine tailing pressure After zeolite granular 5~18%, acidifying after contracting Nutrition Soil 10~30%, illite/smectite mixed layer clay mine tailing charing soil 5~20%, acidifying Stalk 5~15%, desulfurated plaster 5~20%, humic acid 5~15%, Powdery saline-alkali soil the fertilizer of retaining water and releasing nutrients slowly 3~15%, concavo-convex Rod stone clay 3~15%, ferrous sulfate 0~5% and water 5~20%.
  2. 2. a kind of illite/smectite mixed layer clay mine tailing saline land greening tree planting soil conditioner, its feature exist according to claim 1 In the production method of illite/smectite mixed layer clay mine tailing saline land greening tree planting soil conditioner：Illite/smectite mixed layer clay mine tailing is saline and alkaline The dispensing of ground greening and afforestation soil conditioner be stirred it is well mixed after, be packaged as illite/smectite mixed layer clay mine tailing saline land greening Tree planting soil conditioner.
  3. 3. a kind of illite/smectite mixed layer clay mine tailing saline land greening tree planting soil conditioner, its feature exist according to claim 1 In at 5~8 millimeters, illite/smectite mixed layer clay mine tailing carbonizes the thickness control of illite/smectite mixed layer clay mine tailing compression Nutrition Soil tablet Thickness≤6 millimeter of native sheet-like particle, the Task-size Controlling of the zeolite granular after acidifying is at 0.125~0.42 millimeter, after acidifying Stalk thickness≤3 millimeter, Concave-convex clay rod grain fineness are less than 0.074 millimeter, and Powdery saline-alkali soil the fertilizer of retaining water and releasing nutrients slowly particle is thin ≤ 0.149 millimeter of degree.
CN201711242370.6A 2017-11-30 2017-11-30 Illite/smectite mixed layer clay mine tailing saline land greening tree planting soil conditioner Withdrawn CN107879854A (en)

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