CN108949183A - Desert greening method - Google Patents

Desert greening method Download PDF

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Publication number
CN108949183A
CN108949183A CN201710734603.8A CN201710734603A CN108949183A CN 108949183 A CN108949183 A CN 108949183A CN 201710734603 A CN201710734603 A CN 201710734603A CN 108949183 A CN108949183 A CN 108949183A
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parts
sand
water
sodium
acid
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CN108949183B (en
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冯起
刘蔚
郭瑞
贾冰
鱼腾飞
席海洋
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Northwest Institute of Eco Environment and Resources of CAS
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Cold and Arid Regions Environmental and Engineering Research Institute of CAS
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    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K17/00Soil-conditioning materials or soil-stabilising materials
    • C09K17/40Soil-conditioning materials or soil-stabilising materials containing mixtures of inorganic and organic compounds
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01BSOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
    • A01B79/00Methods for working soil
    • A01B79/02Methods for working soil combined with other agricultural processing, e.g. fertilising, planting
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2105/00Erosion prevention
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/22Improving land use; Improving water use or availability; Controlling erosion

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  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Soil Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Environmental Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Cultivation Of Plants (AREA)

Abstract

The invention provides a desert greening method, which belongs to the field of desert treatment and specifically comprises the following steps: setting a wind-proof sand-fixing area at the edge of the sand to be greened to form a greened area; setting a water storage cellar in the sand fixation barrier; setting planting belts and sand fixing belts in the green area at intervals in parallel; the planting belt is a strip-shaped groove, and the modifying agent is paved at the bottom of the groove and then ploughed and leveled; laying a field planting plate at the bottom of the groove, wherein a row of field planting holes are formed in the field planting plate along the length direction of the field planting plate; after a planting pot containing indoor cultivated seedlings is planted on the planting hole, the strip-shaped groove is buried, and the surface after burying is not higher than the top edge of the planting pot; applying a sand fixing agent on the surface of the sand fixing zone, and delivering water to the planting pot once every 1-2 months until the height of the tree seedling is higher than 3 m. A series of composite means such as artificial greening, sand fixation, modifier restoration and the like are adopted, and various measures are used in combination, so that guarantee is provided for self restoration and greening of the sand.

Description

A kind of method for greening desert
Technical field
The present invention relates to desert afforestation fields, in particular to a kind of method for greening desert.
Background technique
There are the desertification lands of large area for northern China, according to statistics, ten thousand sq-km about more than 150.Even more serious It is that gradually incremental trend is presented in desertification, great threat is caused to the ecological environment of northern China.Meanwhile also to phase The life of the industrial and agricultural production and the people of closing area constitutes great harm, has severely impacted the development of social economy.
Seriousness based on desertification hazard prevents and treats the history that sand damage has had decades using artificial vegetation, and One of the maximally efficient method of generally acknowledged husky area's ecological reconstruction in the world.This method mainly in desert planting drought-enduring plant and Expansion, such as desert afforestation is used for by Grass Seeds by Aerial Sowing and plantation shrub, but this technology has certain vegetation for improvement Low relief area sand ground has some effects, and sand ground larger for mobility or the sand ground blown throughout the year, effect be not significant. It is primarily due to grass seed and shrub seeds is easy to be blown away, it is difficult to realize field planting.Secondly, the sand of flowing is often The Seed Development of germination and emergence is buried, large area dead seedling is in turn resulted in, in addition, some only a small amount of fixations and surviving Seedling due to the ecological environment of sand ground harshness, there is also the very low problems of survival rate.
In view of this, the present invention is specifically proposed.
Summary of the invention
The first object of the present invention is to provide a kind of method for greening desert, it is intended to solve afforestation on sandy land mistake in the prior art Cheng Zhong, the vegetation of plantation are not easy to survive, the undesirable technical problem of the afforestation effect that dead seedling height in turn results in.
In order to realize above-mentioned purpose of the invention, the following technical scheme is adopted:
1) area that checks winds and fixes drifting sand, is set at sand ground edge to be afforested, and sets the barrier that fixes the sand in the area that checks winds and fixes drifting sand, it is described to fix the sand Barrier is in closed annular, and sand ground to be afforested is surrounded, and forms green belt;
2), the site preparation outside the barrier that fixes the sand forms a taper slope to central concave, and spreads on the surface on taper slope If the bottom that cement concrete forms after fixed shiny surface on taper slope sets an annular groove, and the center of annular groove to Under open up the water pit that a depth is 30-50 meters, diameter is 4-8 meters, cement concrete is wrapped up on the surface of the water pit;Annular is recessed Multiple inlet openings are laid on the cell wall of slot, each inlet opening is equipped with filter screen;
3), in the spaced and parallel setting growth belt in the green belt and the band that fixes the sand;The growth belt is strip slot, and in slot bottom It turns over, flatten after laying modifying agent;It is laid with again in slot bottom and is colonized plate, offer a row along its length direction on the field planting plate Planting hole;
4) it, transplants to contain in the planting hole and fills strip slot after the fixed planting pot of indoor culture sapling, and fill out Surface after burying is not higher than the top sides edge of the fixed planting pot;
5), apply sand-consolidating agent on the surface for the band that fixes the sand, and gave defeated the water of fixed planting pot every 1-2 months, until sapling is high Degree is higher than 3 meters;
Wherein, based on parts by weight, the modifying agent is mainly prepared from the following raw materials:
100-150 parts of diatomite, 80-120 parts of flyash, 50-70 parts of kaolin, 80-120 parts of turf, plant straw powder 120-160 parts last, -20 parts of carrier 12 containing algae, 40-60 parts of organic fertilizer, 40-70 parts of humus, 20-35 parts of zeolite powder, glass are micro- 20-30 parts of pearl, 18-25 parts of Cab-O-sil, 20-30 parts of microbial inoculum;
10-15 parts of urea, 8-10 parts of monoammonium phosphate, 30-40 parts of waste residue of Chinese herbs powder, tea grounds 20-40 parts useless, fulvic acid concentration 8-24 parts of liquid, 40-60 parts of vinasse, 30-60 parts of leaf mould, 40-60 parts of sawdust, 20-30 parts of rice chaff ash, loose 10-30 parts of phosphorus, coco bran 50-70 parts and slow-release fertilizer 30-40 parts;
Based on parts by weight, the sand-consolidating agent is mainly prepared from the following raw materials:
50-80 parts of first material, 10-30 parts of second material, 0.5-2 parts of microbial inoculum, 10-20 parts of bentonite, sawdust 1-8 parts, 5-10 parts of secondary stock and 200-300 parts of water;
Wherein, based on parts by weight, the first material is mainly made of the following components:
4-6 parts of polyvinyl alcohol, 4-5 parts of styrene, 5-6 parts of methyl methacrylate, 4-5 parts of butyl acrylate, acrylic acid 6-7 parts of ethyl ester, 5-7 parts of methyl acrylate, 2-3 parts of acrylic acid, 2-3 parts of methacrylic acid, 3-6 parts of acrylamide, styrene sulphur Sour sodium 1-1.5 parts, 1-1.5 parts of sodium vinyl sulfonate, 1-2 parts of allyloxy nonylphenol polyoxyethylene ether ammonium sulfate, allyloxy 1-1.5 parts of hydroxide sodium dimercaptosulphanatein, 1-2 parts of methacrylic acid hydroxypropyl sulfonic acid sodium, 4- alkene butoxy -2- hydroxypropionate sodium 1-1.5 Part, 1-1.5 parts of 2- acrylamide -2,2- dimethyl ethanesulfonic acid sodium, 2- acrylamido -2- methyI-oropvD ichthyodin 1-1.5 Part, 4-5 parts of polyvinyl acetate, 1-3 parts of anionic polyacrylamide, 0.2-1 parts of silica solution, 0.2-1 parts of styrene-acrylic emulsion, second two 0.2-1 parts of alcohol acetate, 0.5-2 parts of triacetyl glycerine, 0.5-2 parts of propene carbonate, 0.2-2 parts of sodium cellulose glycolate and 0.2-2 parts of a-cyanoacrylate;
Based on parts by weight, the second material is mainly made of the following components:
0.5-2 parts of calcium oxide, 2-6 parts of calcium sulfate, 0.5-1 parts of boric acid, 1-3 parts of calcium carbonate, 0.5-1 parts of ammonium persulfate, mistake 0.5-1 parts of potassium sulfate, 1-4 parts of waterglass, 1-3 parts of calcium acetate, 1-3 parts of silicon carbide, 1-3 parts of cobaltous sulfate and 1-3 parts of potassium silicate.
It in the greening method of the application, fixes the sand using artificial greening, sand-consolidating agent, a series of compound hands such as modifying agent reparation Section, while in the corresponding area that checks winds and fixes drifting sand of green belt setting, it is realized by the barrier that fixes the sand and the preliminary radix saposhnikoviae of green belt is protected.Its It is secondary, before formally processing afforested areas, it is provided with corresponding water storage and prepares, water pit is set fixing the sand outside barrier, is received in advance It catchments and is used for subsequent irrigation;In addition, the setting of water pit and structure are also the specific selection in conjunction with sand ground or famineization ground , taper slope focuses on the rainwater in rainfall in annular groove as gathering surface, and staticly settles, then by into Water hole is simultaneously collected into water pit after filtering.The capacity of water pit is sufficient for the water demand of neighbouring green belt.
For using the form of growth belt and spaced laying of fixing the sand, being on the one hand to meet greening in green belt The demand of the enough growing spaces of vegetation, the on the other hand repair and sand-consolidating agent also for the reserved band that fixes the sand by modifying agent Sand fixation realize sand ground soil property repair naturally.Growth belt base channel is changed using the modifying agent of specific compatibility relationship It is good, the transplanting of fixed planting pot is then realized in such a way that slot bottom is laid with field planting plate, field planting plate is easy to be laid with and can be used for fixed fixed Basin is planted, it is very time saving and energy saving in field planting it is only necessary to which planting hole lower part Teng is gone out reserved space, it is then right after the completion of field planting Strip slot landfill, for the ease of realizing Precision Irrigation by fixed planting pot, the surface after landfill is not higher than the top sides edge of fixed planting pot. Finally, by applying sand-consolidating agent on the surface for the band that fixes the sand, and the defeated water of fixed planting pot was given every 1-2 months, until sapling height Higher than 3 meters, the process of water delivery continues to that sapling is higher than 3 meters, and after sapling is higher than 3 meters or more, vegetation root system is than more developed, suction Outlet capacity is also very strong, therefore can reduce irrigation frequency.
It is the selection of modifying agent and sand-consolidating agent component in the very crucial innovative point of the application, modifying agent is matched in a creative way 5 with carrier containing algae, glass microballoon, Cab-O-sil, microbial inoculum, fulvic acid concentrate, useless tea grounds, waste residue of Chinese herbs powder, rice chaff The improvement component of the compositions such as ash, the raising highly significant of water-retaining property and gas permeability for soil property to be improved;In sand-consolidating agent, two kinds It is made in advance with liquid by specific and complicated component reaction, has excellent caking property, mobility and gas permeability, formation Adhesive layer compression strength is big, can achieve 0.5MPa or more, and anti-aging property is excellent, and long-time service loss late is low, after half a year, damage For mistake rate less than 30%, the adhesive layer of formation has good gas permeability, provides guarantee for the growth of internal microorganism and breeding, and The composition is based on specific compatibility relationship, and excellent water-retaining property is also possible to prevent the water loss inside sandy soil, further for Microbial activities provides guarantee.
Therefore, it can be said that in the application, sand is realized by plant, microorganism, a series of means such as fix the sand and improve Unconcerned afforestation effect integrates and fixes the sand and greening, specific effectively planting patterns is used to provide for the success rate of afforestation on sandy land It ensures, changes that prior art afforestation effect is poor, the low technical problem of aerial seeding seed survival rate.
Preferably, fixed planting pot includes the annular sleeve with cavity, the fixation that one end of annular sleeve is arranged in from top to bottom Basin, annular sleeve are provided with water inlet end far from one end of fixed basin, and the bottom setting of the one end connecting with fixed basin is multiple permeable Hole, and the side that permeable hole is in annular sleeve cavity is provided with permeable membrane;Fixed basin is a hollow frustum of a cone, and it is remote The floor space of one end from annular sleeve is greater than the floor space of the one end that is in contact with annular sleeve;Water is filled in annular sleeve;Fixed basin Inside it is provided with soil.
By the specific structure of fixed planting pot, for subsequent realization, smoothly transplanting and Precision Irrigation lay the foundation, each fixed planting pot Water inlet end be connected to water pit, in this way, the water in annular sleeve can slowly be penetrated by bottom permeable hole in fixed basin with It is absorbed by sapling root system.Fixed basin is in a bottom surface widened frusto-conical gradually, can effectively guarantee root system of plant Respiration prevents the formation of excessive anaerobic environment.
Optionally, the water inlet of each fixed planting pot passes through pipeline respectively and is connected to water delivery general pipeline, and water delivery general pipeline and water storage Cellar is connected to by water pump.
The purpose to different fixed planting pot Precision Irrigations, and the pipe of each water delivery basin can be realized by a water delivery general pipeline The valve of control water flow can be individually set on road.
Optionally, it is provided with venthole on fixed basin, and field planting plate and the fixed planting pot are made of degradation material.Tool There is the fixation basin of venthole to be on the one hand easily achieved to exchange with the nutrition of external soil, is on the other hand also easy to realize the slow of moisture It is slow excessive, anaerobism rotten is formed to prevent from causing sapling excess moisture during irrigation.And constantly growing up with sapling, Fixed basin and field planting plate are embedded in inside and can gradually be decomposed, and the annular sleeve that part leaks outside also can be as time goes by by gradually It decomposes.
Preferably, the microbial inoculum be by actinomyces, nitrogen-fixing bacteria, bacillus subtilis, photosynthetic bacteria, saccharomycete, Bacterium solution after one of bacillus megaterium, sulfatereducting bacteria or a variety of cultivation and fermentations;
And/or;
The carrier containing algae, which is negative, is loaded with total ball algae, false ball algae, column silk algae, Scytonema arcangelii, sheath silk algae, micro- sheath algae, fish raw meat altogether Two or more macromolecule polymeric material in algae, slimeball algae and nostoc.
Above-mentioned several microorganisms have stronger survival ability in high temperature water shortage environment, in addition, its decomposed effect ratio It is more prominent, organic humus contained in improvement soil can be treated and decomposed, and be converted into the nutrition that can be absorbed by root system of plant Ingredient.Moreover, between a variety of different microorganisms, there is also competition mechanisms during proliferation, to improve the life of microorganism Ability is deposited, more preferably, when applying microbial inoculum, can add addition quality in advance is 50-150 times of microbial inoculum quality Humic acid, for used in microorganism decomposition, to further improve reparation and improve the effect of soil property (sandy).
Altogether ball algae, false ball algae, column silk algae, Scytonema arcangelii, sheath silk algae and micro- sheath algae etc. altogether have stronger fertility with And resistance ability, meanwhile, mostly lichens parasymbiosis kind, and the combination of several algae can also embody the effect of synergy.Cause This, it is preferred to use above-mentioned several algae are as breeding kind.In addition, carrier containing algae preferably has preferable water holding capacity, and easily In the macromolecule polymeric material of flowing, it is intended to improve the survival ability and propagation performance of algae.
Preferably, the sand-consolidating agent preparation method the following steps are included:
A), by styrene, methyl methacrylate, butyl acrylate, ethyl acrylate, methyl acrylate, acrylic acid, first Base acrylic acid and acrylamide are sequentially placed into a container according to sequencing, first by the mixed liquor in container at 15-18 DEG C Stirring 5-8 minute, then adjusts temperature to continuing after 20-25 DEG C to stir 5-10 minutes, then temperature is adjusted to stirring after 18-20 DEG C It mixes 10-12 minutes, obtains the first mixed liquor;
B), by polyvinyl acetate, anionic polyacrylamide, silica solution, styrene-acrylic emulsion, glycol acetate, three vinegar Acid glyceride, propene carbonate, sodium cellulose glycolate and a-cyanoacrylate are uniformly mixed, and obtain the second mixed liquor;
C), by sodium styrene sulfonate, sodium vinyl sulfonate, allyloxy nonylphenol polyoxyethylene ether ammonium sulfate, allyl oxygen Base hydroxide sodium dimercaptosulphanatein, methacrylic acid hydroxypropyl sulfonic acid sodium, 4- alkene butoxy -2- hydroxypropionate sodium, 2- acrylamide -2,2- Dimethyl ethanesulfonic acid sodium, 2- acrylamido -2- methyI-oropvD ichthyodin, ammonium persulfate, potassium peroxydisulfate mixing, and use quality For 20-40 times of gross mass after mixing of water dissolution, third mixed liquor is obtained;
D), the third for being calculated in mass percent 45-50% the first mixed liquor being calculated in mass percent and 45-50% In the water that it is 50-60 DEG C to temperature that mixed liquor, which is successively added, it is stirred to react 40-70 minutes, obtains the first reaction solution;
E), after first reaction solution being warming up to 70-80 DEG C, remaining first mixed liquor and third mixed liquor are sprayed into In first reaction solution, reaction system is warming up to 95 DEG C of heat preservations 2-3 hours after having sprayed, and reaction system was dropped in 30-40 minutes To 15-20 DEG C, the second reaction solution is obtained;
F), by polyvinyl alcohol quality be its 5-10 times water dissolve after with second reaction solution, calcium oxide, sulfuric acid After mixing, a part of bentonite and sawdust is added in calcium, boric acid, calcium carbonate and calcium acetate, stirs and evenly mixs, obtains under room temperature Liquid is used in advance to first;
G), waterglass, silicon carbide, cobaltous sulfate and potassium silicate are sequentially added in the second mixed liquor, and under heating condition It after stirring and evenly mixing after the secondary stock of the bentonite of addition remainder, sawdust and whole amount, is diluted with water, obtains the second pre- use Liquid;
H), liquid is used in advance by described first, described second is individually packed with liquid and the microbial inoculum in advance, is obtained Sand-consolidating agent.
Preferably, the preparation method of the modifying agent includes:
A), kaolin and flyash are uniformly mixed, and be added water stirring it is agglomerating, dough is placed in 30-35 DEG C of condition Lower heating 1-1.5 hours, obtains the first mixture;
B), fulvic acid concentrate is added after mixing diatomite and turf, adds water and continues to mix, obtain the second mixing Material;
C), straw decomposing inoculant decomposed rear and organic fertilizer, humus, waste residue of Chinese herbs powder and useless tea is added in plant straw powder Slag mixing, and mixed thoroughly after being mixed after heap fermentation with vinasse, leaf mould, sawdust, rice chaff ash, loose phosphorus and coco bran, and in 20-30 DEG C 2-3 days are stood, third mixture is obtained;
D), zeolite powder, glass microballoon and Cab-O-sil are uniformly mixed;Obtain the 4th mixture;
E), urea, monoammonium phosphate and slow-release fertilizer are added after mixing second mixture, the third mixture, and Dispersion stirring is carried out, then first mixture and the 4th mixture are added thereto, is stirring evenly and then adding into and is carried containing algae Body and microbial inoculum continue under paving after mixing to 25-30 DEG C of environment 2-5 hours, obtain modifying agent.
The preparation method of sand-consolidating agent is the composition based on sand-consolidating agent and tailor-made, takes difference for different components Combination and operating procedure;Generally, substance reaction is combined and specific with specific initiation after mixing with organic principle Under conditions of form lotion, reaction condition is also based on added substance and content is regioselective.Especially step d) and step It e) is just to be found by largely groping and inquiring into, if optimization is anti-anyway directly by two kinds of mixed liquor whole hybrid reactions Answer temperature and time, first is pre- with the preparation (not being able to satisfy viscosity and cementability demand) of liquid in step f) all difficult to realize.Meaning Other places discovery is embodied in batches and distinguishing and reaction temperature and caking property can be obtained to the promotion of matter by way of the time Characteristic resistant to high temperature is gone out.In addition, after the compatibilities such as bentonite and waterglass, silicon carbide, cobaltous sulfate and potassium silicate, unexpectedly It was found that its water-retaining property has obtained the promotion of matter, it is very excellent and be conducive to microorganism and quickly breed that performance of fixing the sand is obtained therefrom The composition that fixes the sand.
For the same reason, preparation process also is realized using specific technological parameter and method to modifying agent, to realize Its optimal soil improvement effect.
Preferably, since sand-consolidating agent is actually individually to be formed in advance with liquid by two kinds, during use, By multiple exploration and practice, best sand-fixing effect can be realized by the following method:
To fix the sand the irrigation canals and ditches for outputing depth with epidermis as 20-40 centimetres of depth, and microbial inoculum is sprayed on irrigation canals and ditches, and add Added with burying irrigation canals and ditches after machine humus;It is pre- more solid than the ratio sprinkling for 2:1 according to volumetric usage with liquid, the second pre- liquid by first The surface in sand ribbon.
In this method, the variety classes of combining compositions are specific using different treatment process, will be used for area of fixing the sand first The sand ground epidermis in domain outputs the irrigation canals and ditches that depth is 20-40 centimetres of depth, and microbial inoculum is sprayed on irrigation canals and ditches, and add organic corruption Irrigation canals and ditches are buried after growing matter.In the irrigation canals and ditches of 20-40 centimetres of depth, oxygen content and water content just can satisfy a large amount of numerous of microorganism It grows, and the mass propagation for being added to microorganism of organic humus provides raw material sources, so in a short time, passes through micro- life The metabolic activity of object can be obtained a large amount of secondary metabolite, and then play soil improvement effect.Then will have again and fix the sand The first of effect is sprayed on the sand ground table in region of fixing the sand with liquid according to volumetric usage than the ratio for 2:1 in advance with liquid, second in advance, should Sand-fixing effect can be played with liquid in advance, layer caking property of fixing the sand of formation is strong, high temperature resistant, ageing-resistant, good water-retaining property, gas permeability are strong, Curing rate is fast, protrudes since it is retained permeability, for soil improvement effect highly significant, furthermore in order to further The effect for improving soil improvement, can be added the water containing zeolite powder and vermiculite power of set weight ratio before burying irrigation canals and ditches Mixed liquid.On the one hand to improve soil improvement effect, on the other hand, subsequent two kinds can also be accelerated in advance with the speed of fixing the sand of liquid.(vermiculite Powder has good cationic exchangeability, adsorptivity, water-retaining property, improves the microenvironment of environment, and water storage is ventilative;The acid of ambient enviroment Basicity, so that two kinds of lotions are quickly fixed the sand).
In the alternative, sand-consolidating agent other than adding organic humus, further preferably adds during concrete application Add the humate of equivalent;The addition of the salt can be improved the content (improving 3-5 times) of microorganism and play loose sandy soil matter Effect.Specifically, the salt the preparation method is as follows: humic acid powder is broken to 120-150 mesh, water will be entered and be made into the molten of 30%w/v After liquid, pH value is adjusted as 7-8 after 12% potassium hydroxide reaction is added, gained reaction solution is pressurizeed under 4-5 atmospheric pressure Stirring 30-50 minutes, then 10 hours or more are kept the temperature under the conditions of 40-50 DEG C, it is rotten plant that quality, which is added, in the reaction solution after heat preservation Acid 1/15 copper sulphate, and in 50 DEG C insulation reaction 3 hours, after filtering, drying to obtain the final product.
Compared with prior art, the invention has the benefit that
(1), it in the application, fixes the sand using artificial greening, sand-consolidating agent, a series of composite means such as modifying agent reparation, it is real Existing afforestation on sandy land, provides safeguard for surviving for transplanted seedling, and a variety of behaves are used in combination, and creates prerequisite for sand ground itself reparation. Provided sand-consolidating agent, each component compatibility is fastidious, and manufactured liquid is about in advance 50-400mPa.s with fluid viscosity, is highly susceptible to spraying The rapid construction spilt and fixed the sand.
(2), in sand-consolidating agent, two kinds are made with liquid by specific and complicated component reaction in advance, have excellent caking property, The adhesive layer compression strength of mobility and gas permeability, formation is big, and anti-aging property is excellent, and long-time service loss late is low, loss The adhesive layer of the small formation of rate has good gas permeability, provides guarantee, and the composition for the growth of internal microorganism and breeding Based on specific compatibility relationship, excellent water-retaining property is also possible to prevent the water loss inside sandy soil, further living for microorganism It is dynamic to provide guarantee.
(3), the modifying agent compatibility relationship that uses of the present invention is fastidious, and is divided into different levels, collection fixes the sand, improve and Ecology maintenance is integrated, and is formed stage construction solid improved effect, is passed through the procreation and life of fix the sand stabilised microorganism and plant Long environment.
(4), by the barrier that fixes the sand of specific structure, water pit, growth belt and field planting plate etc. for entire sapling transplant with And subsequent growth provides powerful guarantee, simultaneously because most equipment are made of degradable materials, does not also bring additional Environmental pressure.
Detailed description of the invention
Fig. 1 is the top view illustration of water pit provided by the invention;
Fig. 2 is the structural schematic diagram of field planting plate provided by the invention;
Fig. 3 is green belt schematic diagram provided by the invention;
Wherein, annular groove -101;Water pit -102;Taper slope -103;It is colonized plate -201;Planting hole -202.
Specific embodiment
Embodiment of the present invention is described in detail below in conjunction with embodiment, but those skilled in the art will Understand, the following example is merely to illustrate the present invention, and is not construed as limiting the scope of the invention.It is not specified in embodiment specific Condition person carries out according to conventional conditions or manufacturer's recommended conditions.Reagents or instruments used without specified manufacturer is The conventional products that can be obtained by commercially available purchase.
Fig. 1-Fig. 3 is please referred to, the present invention provides a kind of method for greening desert, specifically includes the following steps:
The area that checks winds and fixes drifting sand is set at sand ground edge to be afforested, and sets the barrier that fixes the sand in the area that checks winds and fixes drifting sand, the barrier that fixes the sand is in Closed annular, and sand ground to be afforested is surrounded, form green belt;
In site preparation outside barrier of fixing the sand, a taper slope 103 to central concave is formed, and is spread on the surface on taper slope 103 If cement concrete forms after fixed shiny surface and sets an annular groove 101 in the bottom on taper slope 103, and in annular groove 101 center opens up downwards the water pit 102 that a depth is 30-50 meters, diameter is 4-8 meters, and cement is wrapped up on the surface of water pit 102 Concrete;Multiple inlet openings are laid on the cell wall of annular groove 101, each inlet opening is equipped with filter screen;
Spaced and parallel setting growth belt and the band that fixes the sand in green belt;Growth belt is strip slot, and is laid with modifying agent in slot bottom After turn over, flatten;It is laid with field planting plate 201 in slot bottom again, is colonized on plate 201 and offers row's planting hole along its length direction 202;
Transplanting contains and fills strip slot after the fixed planting pot of indoor culture sapling in planting hole 202, and after landfill Surface be not higher than the fixed planting pot top sides edge;
Apply sand-consolidating agent on the surface for the band that fixes the sand, and gave the defeated water of fixed planting pot every 1-2 months, until sapling height is high In 3 meters;
Wherein, based on parts by weight, modifying agent is mainly prepared from the following raw materials:
100-150 parts of diatomite, 80-120 parts of flyash, 50-70 parts of kaolin, 80-120 parts of turf, plant straw powder 120-160 parts last, -20 parts of carrier 12 containing algae, 40-60 parts of organic fertilizer, 40-70 parts of humus, 20-35 parts of zeolite powder, glass are micro- 20-30 parts of pearl, 18-25 parts of Cab-O-sil, 20-30 parts of microbial inoculum;
10-15 parts of urea, 8-10 parts of monoammonium phosphate, 30-40 parts of waste residue of Chinese herbs powder, tea grounds 20-40 parts useless, fulvic acid concentration 8-24 parts of liquid, 40-60 parts of vinasse, 30-60 parts of leaf mould, 40-60 parts of sawdust, 20-30 parts of rice chaff ash, loose 10-30 parts of phosphorus, coco bran 50-70 parts and slow-release fertilizer 30-40 parts;
Based on parts by weight, sand-consolidating agent is mainly prepared from the following raw materials:
50-80 parts of first material, 10-30 parts of second material, 0.5-2 parts of microbial inoculum, 10-20 parts of bentonite, sawdust 1-8 parts, 5-10 parts of secondary stock and 200-300 parts of water;
Wherein, based on parts by weight, the first material is mainly made of the following components:
4-6 parts of polyvinyl alcohol, 4-5 parts of styrene, 5-6 parts of methyl methacrylate, 4-5 parts of butyl acrylate, acrylic acid 6-7 parts of ethyl ester, 5-7 parts of methyl acrylate, 2-3 parts of acrylic acid, 2-3 parts of methacrylic acid, 3-6 parts of acrylamide, styrene sulphur Sour sodium 1-1.5 parts, 1-1.5 parts of sodium vinyl sulfonate, 1-2 parts of allyloxy nonylphenol polyoxyethylene ether ammonium sulfate, allyloxy 1-1.5 parts of hydroxide sodium dimercaptosulphanatein, 1-2 parts of methacrylic acid hydroxypropyl sulfonic acid sodium, 4- alkene butoxy -2- hydroxypropionate sodium 1-1.5 Part, 1-1.5 parts of 2- acrylamide -2,2- dimethyl ethanesulfonic acid sodium, 2- acrylamido -2- methyI-oropvD ichthyodin 1-1.5 Part, 4-5 parts of polyvinyl acetate, 1-3 parts of anionic polyacrylamide, 0.2-1 parts of silica solution, 0.2-1 parts of styrene-acrylic emulsion, second two 0.2-1 parts of alcohol acetate, 0.5-2 parts of triacetyl glycerine, 0.5-2 parts of propene carbonate, 0.2-2 parts of sodium cellulose glycolate and 0.2-2 parts of a-cyanoacrylate;
Based on parts by weight, the second material is mainly made of the following components:
0.5-2 parts of calcium oxide, 2-6 parts of calcium sulfate, 0.5-1 parts of boric acid, 1-3 parts of calcium carbonate, 0.5-1 parts of ammonium persulfate, mistake 0.5-1 parts of potassium sulfate, 1-4 parts of waterglass, 1-3 parts of calcium acetate, 1-3 parts of silicon carbide, 1-3 parts of cobaltous sulfate and 1-3 parts of potassium silicate.
It preferably,, can also be by fixed planting pot in the specific embodiment of the application in the place of above scheme Structure material, it carries out with the connection relationship of water pit, the ingredient of fixative and modifying agent, preparation method etc. according to above-mentioned record Content is further limited or is increased.
Next, the content in conjunction with more than, to method for greening desert of the present invention and its part composition proposal enumerated with Lower specific embodiment:
Embodiment 1: the composition of sand-consolidating agent and preparation
In parts by weight, material component includes: 62 parts of first material, 21 parts of second material, microbial inoculum 1 Part, 15 parts of bentonite, 5 parts of sawdust, 8 parts of secondary stock and 240 parts of water.
Specifically, the first material is mainly made of the following components:
4 parts of polyvinyl alcohol, 4 parts of styrene, 5 parts of methyl methacrylate, 5 parts of butyl acrylate, 7 parts of ethyl acrylate, 7 parts of methyl acrylate, 3 parts of acrylic acid, 2 parts of methacrylic acid, 4 parts of acrylamide, 1 part of sodium styrene sulfonate, vinyl sulfonic acid 1 part of sodium, 2 parts of allyloxy nonylphenol polyoxyethylene ether ammonium sulfate, 1 part of allyloxy hydroxide sodium dimercaptosulphanatein, methacrylic acid hydroxypropyl 1 part of base sodium sulfonate, 1.5 parts of 4- alkene butoxy -2- hydroxypropionate sodium, 2- acrylamide -2,2- dimethyl ethanesulfonic acid sodium 1.5 Part, 1 part of 2- acrylamido -2- methyI-oropvD ichthyodin, 4 parts of polyvinyl acetate, 2 parts of anionic polyacrylamide, silicon are molten 0.2 part of glue, 0.2 part of styrene-acrylic emulsion, 0.2 part of glycol acetate, 2 parts of triacetyl glycerine, 2 parts of propene carbonate, methylol 0.2 part and 0.2 part of a-cyanoacrylate of sodium cellulosate;
Based on parts by weight, the second material is mainly made of the following components:
1 part of calcium oxide, 5 parts of calcium sulfate, 1 part of boric acid, 2 parts of calcium carbonate, 1 part of ammonium persulfate, 1 part of potassium peroxydisulfate, waterglass 2 parts, 2 parts of calcium acetate, 2 parts of silicon carbide, 2 parts of cobaltous sulfate and 2 parts of potassium silicate.
Preparation method:
S11: by styrene, methyl methacrylate, butyl acrylate, ethyl acrylate, methyl acrylate, acrylic acid, Methacrylic acid and acrylamide are sequentially placed into a container according to sequencing, first stir the mixed liquor in container at 15 DEG C It mixes 5 minutes, then adjusts temperature to continuing stirring 10 minutes after 20 DEG C, then temperature is adjusted to stirring 12 minutes after 18 DEG C, obtain To the first mixed liquor;
S12: at 25 DEG C, under conditions of 25 revs/min, successively according to sodium cellulose glycolate, alpha-cyanoacrylate Ester, silica solution, styrene-acrylic emulsion, glycol acetate, triacetyl glycerine, propene carbonate, polyvinyl acetate and anion The order of polyacrylamide is added into mixing vessel, obtains the second mixed liquor;
S13: by sodium styrene sulfonate, sodium vinyl sulfonate, allyloxy nonylphenol polyoxyethylene ether ammonium sulfate, allyl oxygen Base hydroxide sodium dimercaptosulphanatein, methacrylic acid hydroxypropyl sulfonic acid sodium, 4- alkene butoxy -2- hydroxypropionate sodium, 2- acrylamide -2,2- Dimethyl ethanesulfonic acid sodium, 2- acrylamido -2- methyI-oropvD ichthyodin, ammonium persulfate, potassium peroxydisulfate mixing, and use quality For 35 times of gross mass after mixing of water dissolution, third mixed liquor is obtained;
S14: the first mixed liquor that 50% is calculated in mass percent and the third that 50% is calculated in mass percent are mixed In the water that it is 60 DEG C to temperature that liquid, which is successively added, it is stirred to react 60 minutes, obtains the first reaction solution;
S15: after first reaction solution is warming up to 80 DEG C, remaining first mixed liquor and third mixed liquor are sprayed into the In one reaction solution, reaction system is warming up to 95 DEG C after having sprayed and keeps the temperature 3 hours, and reaction system is down to 15 DEG C in 30 minutes, Obtain the second reaction solution;
S16: by polyvinyl alcohol quality be its 8 times water dissolution after with second reaction solution, calcium oxide, calcium sulfate, After mixing, a part of bentonite (accounting for total amount 2/3) and sawdust (accounting for total amount 1/4) is added in boric acid, calcium carbonate and calcium acetate, It is stirred and evenly mixed under room temperature, obtains first and use liquid in advance;
S17: waterglass, silicon carbide, cobaltous sulfate and potassium silicate are sequentially added in the second mixed liquor, and under heating condition It after stirring and evenly mixing after the secondary stock of the bentonite of addition remainder, sawdust and whole amount, is diluted with water, obtains the second pre- use Liquid;
S18: liquid is used in advance by described first, described second is individually packed with liquid and the microbial inoculum in advance, is obtained To sand-consolidating agent.
Embodiment 2: the composition of modifying agent and preparation
In parts by weight, material component includes: 120 parts of diatomite, 100 parts of flyash, 60 parts of kaolin, turf 100 parts, 140 parts of plant straw powder, 16 parts of carrier containing algae, 50 parts of organic fertilizer, 55 parts of humus, 30 parts of zeolite powder, glass it is micro- 25 parts of pearl, 20 parts of Cab-O-sil, 25 parts of microbial inoculum;
12 parts of urea, 12 parts of monoammonium phosphate, 35 parts of waste residue of Chinese herbs powder, useless 30 parts of tea grounds, 16 parts of fulvic acid concentrate, vinasse 50 parts, 45 parts of leaf mould, 50 parts of sawdust, 250 parts of rice chaff ash, loose 20 parts of phosphorus, 60 parts of coco bran and 35 parts of slow-release fertilizer.
Wherein, plant straw powder includes following component by weight percentage:
Milled powders of cornstalk 8%, maize cob meal 14%, potato straw powder 25%, sea-buckthorn straw powder 10%, camel thorn straw powder 10%, rice straw powder 10%, flax straw powder 8%, wheat stalk powder 5%, broomcorn straw powder 5% and pea straw powder 5%;
Microbial inoculum is by actinomyces, nitrogen-fixing bacteria, bacillus subtilis, photosynthetic bacteria, saccharomycete, huge gemma bar Bacterium solution after bacterium, sulfate reducing bacteria cultivation and fermentation;
Carrier containing algae, which is negative, to be loaded with total ball algae, false ball algae altogether, column silk algae, Scytonema arcangelii, sheath silk algae, micro- sheath algae, anabena, glues The macromolecule polymeric material of ball algae and nostoc.
Preparation method
S21: kaolin and flyash are uniformly mixed, and it is agglomerating to be added water stirring, under the conditions of dough is placed in 32 DEG C plus Heat 1.5 hours, obtains the first mixture;
S22: being added fulvic acid concentrate after diatomite and turf are mixed, and adding water to continue to mix (can extremely flow It is thick), obtain the second mixture;
S23: the decomposed rear and organic fertilizer of straw decomposing inoculant, humus, waste residue of Chinese herbs powder is added in plant straw powder and is given up Tea grounds mixing, and mixed thoroughly after being mixed after heap fermentation with vinasse, leaf mould, sawdust, rice chaff ash, loose phosphorus and coco bran, and in 25 DEG C 3 days are stood, third mixture is obtained;
S24: zeolite powder, glass microballoon and Cab-O-sil are mixed evenly;Obtain the 4th mixture;
S25: being added urea, monoammonium phosphate and slow-release fertilizer after second mixture, the third mixture are mixed, and Dispersion stirring is carried out, then first mixture and the 4th mixture are added thereto, is stirring evenly and then adding into and is carried containing algae Body and microbial inoculum continue to pave to 28 DEG C of environment lower 4 hours after mixing, obtain pre- using powder;
In the step, the preparation method of the carrier containing algae includes:
Sodium alginate, polyhydroxyalkanoate and cellulose are mixed with the weight ratio of 5:2:1, will be passed through and warp after sterilizing The algae mixing of purifying culture is crossed, and the sphere of 2mm is made, the sphere is placed in the calcium chloride water of 0.08M, It is kept for 50 minutes, takes out sphere, carrier containing algae is obtained after drying.
Embodiment 3: method for greening desert
S31: the area that checks winds and fixes drifting sand is set at sand ground edge to be afforested, and sets the barrier that fixes the sand in the area that checks winds and fixes drifting sand, fix the sand screen Barrier is in closed annular, and sand ground to be afforested is surrounded, and forms green belt;
S32: in site preparation outside barrier of fixing the sand, a taper slope 103 to central concave, and the table on taper slope 103 are formed Face laying cement concrete forms after fixed shiny surface and sets an annular groove 101 in the bottom on taper slope 103, and recessed in annular The center of slot 101 opens up downwards the water pit 102 that a depth is 30 meters, diameter is 5 meters, and it is mixed that cement is wrapped up on the surface of water pit 102 Solidifying soil;Multiple inlet openings are laid on the cell wall of annular groove 101, each inlet opening is equipped with filter screen;
S33: spaced and parallel setting growth belt and the band that fixes the sand in green belt;The growth belt is strip slot, and is spread in slot bottom If turning over, flattening after modifying agent (offer of embodiment 2);It is laid with field planting plate 201 in slot bottom again, is colonized on plate 201 along its length Direction offers row's planting hole 202;
S34: transplanting contains and fills strip slot after the fixed planting pot of indoor culture sapling in the planting hole 202, And the surface after filling is not higher than the top sides edge of fixed planting pot;
S35: apply sand-consolidating agent (offer of embodiment 1) on the surface for the band that fixes the sand, and water delivery conserves.
Embodiment 4
The present embodiment is the further in-depth restriction and increase of embodiment 3, specifically, on the basis of embodiment 3, this In embodiment, fixed planting pot includes the annular sleeve with cavity, the fixation basin that one end of annular sleeve is arranged in, annular from top to bottom It covering one end far from the fixed basin and is provided with water inlet end, multiple permeable holes are arranged in the bottom of the one end connecting with fixed basin, And the side that permeable hole is in annular sleeve cavity is provided with permeable membrane;Fixed basin is a hollow frustum of a cone, and its is separate The floor space of one end of the annular sleeve is greater than the floor space of the one end that is in contact with the annular sleeve;Water is filled in annular sleeve; Soil is provided in fixed basin.The water inlet of each fixed planting pot passes through pipeline respectively and is connected to water delivery general pipeline, and water delivery general pipeline with Water pit 102 is connected to by water pump, and venthole is provided on fixed planting pot, and is colonized plate 201 and the fixed planting pot by degradable Material is made.
Comparative example 1:
In the comparative example, by setting sand-consolidating agent difference compatibility relationship, sand-fixing effect is examined.Wherein, entire in comparative example 1 The preparation method and product form similar embodiment 1 of composition, difference is in the composition, lacks bentonite and secondary stock, Meanwhile also lacking methacrylic acid hydroxypropyl sulfonic acid sodium, 4- alkene butoxy -2- hydroxypropionate sodium, 2- acrylamide -2,2- bis- Methyl ethanesulfonic acid sodium, 2- acrylamido -2- methyI-oropvD ichthyodin, polyvinyl acetate, anionic polyacrylamide.
Comparative example 2:
In the comparative example, by the different compatibility relationship of setting modifying agent, the improved effect of modifying agent is examined;The comparative example In, do not contain diatomite, flyash, kaolin and turf;And be free of plant straw powder, humus, vinasse and rotted leaf Soil;Other component contents and preparation route are the same as embodiment 2.
Test example 1:
The irrigation canals and ditches that sand ground epidermis outputs depth as 25 centimetres of depths will be used to simulate, and microbial inoculum is sprayed on irrigation canals and ditches, And irrigation canals and ditches are buried after the organic humus of addition;
Use liquid according to volumetric usage than the ratio for 2:1 in advance with liquid, second in advance first in embodiment 1, comparative example 1 respectively Example is sprayed on the sand ground table in region of fixing the sand;Wherein, fountain height is 3 kilograms/m2.After the binder course to be formed that fixes the sand, carry out weather-proof The indicator-specific statistics such as intensity, compression strength, freeze-thaw resistance, loss of strength rate, mass loss rate, ageing resistance, performance of keeping humidity, specifically As a result table 1 is please referred to.
Wherein:
Fix the sand joint thickness: the binder course that fixes the sand is stablized formed after, measure thickness.
Weather-proof intensity: the mass loss rate (abbreviation matter damage) and intensity damage of the binder course that fixes the sand are measured at a certain wind speed Mistake rate (20km/h wind friction velocity next month, referred to as strong damage).
Compression strength: after the binder course that fixes the sand stabilization is formed, its compression strength is counted.
Freeze-thaw resistance: under multiple Frozen-thawed cycleds, statistics is fixed the sand, and (temperature difference is big for binder course loss of strength rate and mass loss rate Under conditions of 50 DEG C, circular treatment 20 times).
Ageing resistance: under conditions of ultraviolet light Continuous irradiation, binder course loss of strength rate (ultraviolet light of fixing the sand is counted 200 hours).
Performance of keeping humidity: the binder course that fixes the sand of formation is dry in drying box, count water tariff collection situation (40 DEG C of drying boxes The water reduction rate of processing 3 hours).
1 test example of table, 1 testing result
Test example 2:
Each embodiment 2 and 2 gained of comparative example are sprayed (1-2 kilograms/m with liquid material in advance respectively2) to for simulating formation Sand ground epidermis after bottom adhesive layer to be formed, will uniformly be paved with powder to fixing the sand on layer and (fill out paving with a thickness of 50-100mm) in advance, After forming paving layer, in the top layer sprinkling that paves in advance with (3-5 kilograms/m of liquid material2) and form top layer adhesive layer.
Table 2 is please referred to, is found in embodiment 2, intermediate improvement layer content of microorganisms can achieve 6 × 10 after 2 months7A/g, And after improvement 2 months, layer or less 100mm is improved, middle layer is loose, and porosity is high.And in comparative example 2, improve layer content of microorganisms 105A/g, and two layers of lid of ground is compact, poor air permeability.
2 test example of table, 2 testing result
Test example 3: the effect of verifying embodiment 3 provides corresponding data.
Respectively in Statistics Implementation example 3, humidity, fixed planting pot in the water accumulating volume of the water pit after 2 months, April and June, fixed planting pot Interior micro organism quantity, the survival rate for transplanting sapling, the results are shown in Table 3.Wherein, water pit shared by ponding when water accumulating volume is statistics Volume;The height of seedling when the speed of growth is (height of seedling when height-transplanting of transplanted seedling when statistics)/transplanting.
3 embodiment of table, 3 different phase Indexs measure
Although illustrate and describing the present invention with specific embodiment, it will be appreciated that without departing substantially from of the invention Many other change and modification can be made in the case where spirit and scope.It is, therefore, intended that in the following claims Including belonging to all such changes and modifications in the scope of the invention.

Claims (8)

1. a kind of method for greening desert, which comprises the steps of:
1) area that checks winds and fixes drifting sand, is set at sand ground edge to be afforested, and sets the barrier that fixes the sand, the barrier that fixes the sand in the area that checks winds and fixes drifting sand It is surrounded in closed annular, and by sand ground to be afforested, forms green belt;
2), the site preparation outside the barrier that fixes the sand forms a taper slope to central concave, and is laid with water on the surface on taper slope Cement concrete forms after fixed shiny surface and sets an annular groove in the bottom on taper slope, and opens downwards at the center of annular groove If cement concrete is wrapped up on the water pit that a depth is 30-50 meters, diameter is 4-8 meters, the surface of the water pit;Annular groove Multiple inlet openings are laid on cell wall, each inlet opening is equipped with filter screen;
3), in the spaced and parallel setting growth belt in the green belt and the band that fixes the sand;The growth belt is strip slot, and is laid in slot bottom It turns over, flatten after modifying agent;It is laid with field planting plate in slot bottom again, one is offered along its length direction on the field planting plate and is ranked plant Hole;
4) it, transplants to contain in the planting hole and fills strip slot after the fixed planting pot of indoor culture sapling, and after landfill Surface be not higher than the fixed planting pot top sides edge;
5), apply sand-consolidating agent on the surface for the band that fixes the sand, and gave defeated the water of fixed planting pot every 1-2 months, until sapling height is high In 3 meters;
Wherein, based on parts by weight, the modifying agent is mainly prepared from the following raw materials:
100-150 parts of diatomite, 80-120 parts of flyash, 50-70 parts of kaolin, 80-120 parts of turf, plant straw powder 120-160 parts, -20 parts of carrier 12 containing algae, 40-60 parts of organic fertilizer, 40-70 parts of humus, 20-35 parts of zeolite powder, glass microballoon 20-30 parts, 18-25 parts of Cab-O-sil, 20-30 parts of microbial inoculum;
10-15 parts of urea, 8-10 parts of monoammonium phosphate, 30-40 parts of waste residue of Chinese herbs powder, give up tea grounds 20-40 parts, fulvic acid concentrate 8- 24 parts, 40-60 parts of vinasse, 30-60 parts of leaf mould, 40-60 parts of sawdust, 20-30 parts of rice chaff ash, loose 10-30 parts of phosphorus, coco bran 50- 70 parts and slow-release fertilizer 30-40 parts;
Based on parts by weight, the sand-consolidating agent is mainly prepared from the following raw materials:
50-80 parts of first material, 10-30 parts of second material, 0.5-2 parts of microbial inoculum, 10-20 parts of bentonite, sawdust 1-8 Part, 5-10 parts of secondary stock and 200-300 parts of water;
Wherein, based on parts by weight, the first material is mainly made of the following components:
4-6 parts of polyvinyl alcohol, 4-5 parts of styrene, 5-6 parts of methyl methacrylate, 4-5 parts of butyl acrylate, ethyl acrylate 6-7 parts, 5-7 parts of methyl acrylate, 2-3 parts of acrylic acid, 2-3 parts of methacrylic acid, 3-6 parts of acrylamide, sodium styrene sulfonate 1-1.5 parts, 1-1.5 parts of sodium vinyl sulfonate, 1-2 parts of allyloxy nonylphenol polyoxyethylene ether ammonium sulfate, allyloxy hydroxypropyl 1-1.5 parts of sodium sulfonate, 1-2 parts of methacrylic acid hydroxypropyl sulfonic acid sodium, 1-1.5 parts of 4- alkene butoxy -2- hydroxypropionate sodium, 2- 1-1.5 parts of acrylamide -2,2- dimethyl ethanesulfonic acid sodium, 1-1.5 parts of 2- acrylamido -2- methyI-oropvD ichthyodin, poly-vinegar 4-5 parts of vinyl acetate, 1-3 parts of anionic polyacrylamide, 0.2-1 parts of silica solution, 0.2-1 parts of styrene-acrylic emulsion, ethylene glycol acetic acid 0.2-1 parts of ester, 0.5-2 parts of triacetyl glycerine, 0.5-2 parts of propene carbonate, 0.2-2 parts of sodium cellulose glycolate and alpha-cyano 0.2-2 parts of acrylate;
Based on parts by weight, the second material is mainly made of the following components:
0.5-2 parts of calcium oxide, 2-6 parts of calcium sulfate, 0.5-1 parts of boric acid, 1-3 parts of calcium carbonate, 0.5-1 parts of ammonium persulfate, persulfuric acid 0.5-1 parts of potassium, 1-4 parts of waterglass, 1-3 parts of calcium acetate, 1-3 parts of silicon carbide, 1-3 parts of cobaltous sulfate and 1-3 parts of potassium silicate.
2. method for greening desert according to claim 1, which is characterized in that the fixed planting pot includes having sky from top to bottom The annular sleeve of chamber, the fixation basin that one end of annular sleeve is arranged in, the annular sleeve are provided with far from one end of the fixed basin Multiple permeable holes are arranged in the bottom of water inlet end, the one end connecting with the fixed basin, and permeable hole is in annular sleeve cavity Side be provided with permeable membrane;The fixed basin is a hollow frustum of a cone, and the bottom of its one end far from the annular sleeve Area is greater than the floor space of the one end that is in contact with the annular sleeve;Water is filled in the annular sleeve;Setting in the fixed basin There is soil.
3. method for greening desert according to claim 2, which is characterized in that the water inlet of each fixed planting pot leads to respectively Piping is connected to a water delivery general pipeline, and the water delivery general pipeline is connected to water pit by water pump.
4. method for greening desert according to claim 3, which is characterized in that it is provided with venthole on the fixed basin, and The field planting plate and the fixed planting pot are made of degradation material.
5. method for greening desert according to claim 1-4, which is characterized in that the microbial inoculum is that will put One of line bacterium, nitrogen-fixing bacteria, bacillus subtilis, photosynthetic bacteria, saccharomycete, bacillus megaterium, sulfatereducting bacteria are more Bacterium solution after kind cultivation and fermentation;
And/or;
The carrier containing algae, which is negative, to be loaded with total ball algae, false ball algae altogether, column silk algae, Scytonema arcangelii, sheath silk algae, micro- sheath algae, anabena, glues Two or more macromolecule polymeric material in ball algae and nostoc.
6. method for greening desert according to claim 5, which is characterized in that the preparation method of the sand-consolidating agent includes following Step:
A), by styrene, methyl methacrylate, butyl acrylate, ethyl acrylate, methyl acrylate, acrylic acid, methyl-prop Olefin(e) acid and acrylamide are sequentially placed into a container according to sequencing, first stir the mixed liquor in container at 15-18 DEG C It 5-8 minutes, then adjusts temperature to continuing stirring 5-10 minutes after 20-25 DEG C, then temperature is adjusted to stirring after 18-20 DEG C 10-12 minutes, obtain the first mixed liquor;
B), polyvinyl acetate, anionic polyacrylamide, silica solution, styrene-acrylic emulsion, glycol acetate, three acetic acid are sweet Grease, propene carbonate, sodium cellulose glycolate and a-cyanoacrylate are uniformly mixed, and obtain the second mixed liquor;
C), by sodium styrene sulfonate, sodium vinyl sulfonate, allyloxy nonylphenol polyoxyethylene ether ammonium sulfate, allyloxy hydroxyl Propanesulfonate, methacrylic acid hydroxypropyl sulfonic acid sodium, 4- alkene butoxy -2- hydroxypropionate sodium, 2- acrylamide -2,2- diformazan Base ethanesulfonic acid sodium, 2- acrylamido -2- methyI-oropvD ichthyodin, ammonium persulfate, potassium peroxydisulfate mixing, and be mixed with quality 20-40 times of gross mass of water dissolution, obtains third mixed liquor after conjunction;
D), the third for being calculated in mass percent 45-50% the first mixed liquor being calculated in mass percent and 45-50% mixes In the water that it is 50-60 DEG C to temperature that liquid, which is successively added, it is stirred to react 40-70 minutes, obtains the first reaction solution;
E), after first reaction solution being warming up to 70-80 DEG C, remaining first mixed liquor and third mixed liquor are sprayed into first In reaction solution, reaction system is warming up to 95 DEG C of heat preservations 2-3 hours after having sprayed, and reaction system is down to 15- in 30-40 minutes 20 DEG C, obtain the second reaction solution;
F), by polyvinyl alcohol quality be its 5-10 times water dissolve after with second reaction solution, calcium oxide, calcium sulfate, boron Acid, calcium carbonate and calcium acetate after mixing, are added a part of bentonite and sawdust, stir and evenly mix under room temperature, obtain the One uses liquid in advance;
G), waterglass, silicon carbide, cobaltous sulfate and potassium silicate are sequentially added in the second mixed liquor, and are stirred under heating condition It after mixing after the secondary stock of the bentonite of addition remainder, sawdust and whole amount, is diluted with water, obtains second and use liquid in advance;
H), liquid is used in advance by described first, described second is individually packed with liquid and the microbial inoculum in advance, is fixed the sand Agent.
7. method for greening desert according to claim 6, which is characterized in that the preparation method of the modifying agent includes:
A), kaolin and flyash are uniformly mixed, and be added water stirring it is agglomerating, dough be placed in 30-35 DEG C under the conditions of plus It is 1-1.5 hours hot, obtain the first mixture;
B), fulvic acid concentrate is added after mixing diatomite and turf, adds water and continues to mix, obtain the second mixture;
C), by plant straw powder be added straw decomposing inoculant it is decomposed after mix with organic fertilizer, humus, waste residue of Chinese herbs powder and useless tea grounds It closes, and is mixed thoroughly after being mixed after heap fermentation with vinasse, leaf mould, sawdust, rice chaff ash, loose phosphorus and coco bran, and stood in 20-30 DEG C 2-3 days, obtain third mixture;
D), zeolite powder, glass microballoon and Cab-O-sil are uniformly mixed;Obtain the 4th mixture;
E), urea, monoammonium phosphate and slow-release fertilizer is added after mixing second mixture, the third mixture, and carries out Dispersion stirring, then is added first mixture and the 4th mixture thereto, be stirring evenly and then adding into carrier containing algae with And microbial inoculum, continue under paving after mixing to 25-30 DEG C of environment 2-5 hours, obtains modifying agent.
8. method for greening desert according to claim 7, which is characterized in that in step 5), applied using following methods Sand-consolidating agent:
To fix the sand the irrigation canals and ditches for outputing depth with epidermis as 20-40 centimetres of depth, and microbial inoculum is sprayed on irrigation canals and ditches, and be added with Irrigation canals and ditches are buried after machine humus;First is fixed the sand band according to volumetric usage than the ratio sprinkling for 2:1 with liquid with liquid, second in advance in advance Surface.
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CN110050643A (en) * 2019-05-26 2019-07-26 山东工艺美术学院 Osmosis type coal ash humus prepares the implantation methods of sand-fixing device turf
CN110128224A (en) * 2019-05-26 2019-08-16 山东工艺美术学院 Coating type corn grain slag humus prepares the implantation methods of sand-fixing device turf
CN111466171A (en) * 2020-04-15 2020-07-31 北京印刷学院 Barren land soil transformation method and device thereof
CN111635273A (en) * 2020-05-14 2020-09-08 西宁市农业技术推广服务中心 Soil fertilizer for improving soil activity and production method thereof
CN112292958A (en) * 2020-11-02 2021-02-02 重庆科技学院 Method for ecological restoration and water and soil loss treatment by using microbial reaction
CN113213855A (en) * 2021-06-29 2021-08-06 中国科学院西北生态环境资源研究院 Anti-freezing cement-based material, preparation method and application thereof
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