CN103643684A - Exposed slope ecological restoration construction method taking fermented sludge as matrix - Google Patents
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Abstract
The invention relates to a bare slope ecological restoration construction method taking fermented sludge as a matrix, which comprises the following steps: the ecological rods are laid on the slope surface of the side slope in a contour line and are fixed through anchor rods; after the ecological rods are laid, laying a bidirectional geogrid to enable the bidirectional geogrid to cover the slope surface of the whole side slope, and fixing the bidirectional geogrid on the slope surface of the side slope through anchor rods; spraying a bottom layer base material on the slope surface on which the ecological rods and the bidirectional geogrids are laid, so that the bottom layer base material covers the whole slope surface, the bidirectional geogrids and the outer surfaces of the ecological rods; and after the bottom base material layer is basically solidified, spraying the seed layer, so that the seed layer covers the whole bottom base material layer. The method provided by the invention has very obvious water and soil conservation effect and obvious ecological fixation effect on the side slope; the construction process is simple, easy to implement, high in efficiency, good in effect, suitable for large-area application, and has obvious effect and long-term significance in optimizing ecological environment.
Description
Technical field
The invention belongs to bare side sloping ecological reestablishment field, relate to a kind of bare side sloping restoration of the ecosystem construction method, specifically, relate to a kind of bare side sloping restoration of the ecosystem construction method that fermented sludge is matrix of take.
Background technology
Along with the input of development of the West Regions, the engineering constructions such as highway, railway, water conservancy, mining are like a raging fire.The enforcement that some Foundation Designs are built, follow and occurred a large amount of construction and excavations, explosion, waste spoir etc., thereby destroy natural vegetation, cause a large amount of bare side slopings, originally fragile ecologic structure and service function are destroyed, cause the problems such as serious soil erosion and environmental ecology be unbalance, aggravated deterioration and the ecosystem degradation of environment for human survival.Fast development and the Large scale construction of road and rail since entering 21 century, causes approximately 300,000,000 square metres of the bare side slopings that newly increase every year, and linear distribution, influence surface is large, be the new water and soil losing source of China, therefore, bare side sloping carried out to ecological management extremely urgent.Bare side sloping restoration of the ecosystem basic task is the vegetation recovery of slope stability and side slope, and final target is to recover vegetation back to nature.
Therefore, the soil matrix condition of building applicable vegetation growth is that bare side sloping ecological management is successfully crucial, just based on this, for municipal sludge has been created basic condition for the application of restoration of the ecosystem soil matrix improvement.
Summary of the invention
In order to solve the problems of the technologies described above, the object of this invention is to provide a kind of bare side sloping restoration of the ecosystem construction method that fermented sludge is matrix of take.The method utilizes fermented sludge as matrix, is implemented in without the bare side sloping of planting carded sliver part, carries out restoration of the ecosystem, builds ecoscape, guarantees edge slope structure and stability simultaneously, afforests and beautifies the effect conserving water and soil thereby reach.
Provided by the inventionly take the bare side sloping restoration of the ecosystem construction method that fermented sludge is matrix, comprise the steps:
(1) lay ecological rod: ecological rod is isohypse and is layed in the domatic upper of side slope, by anchor pole, is fixed;
(2) lay direction earthwork grille: after ecological rod is laid, carry out direction earthwork grille laying, make direction earthwork grille cover the domatic of whole side slope, by anchor pole, direction earthwork grille is fixed on side slope domatic;
(3) sowing grass seeds by duster of bottom substrate layer: bottom substrate is sprayed in having laid the domatic upper of ecological rod and direction earthwork grille, make bottom substrate cover whole domatic, direction earthwork grille and ecological excellent external surface;
(4) sowing grass seeds by duster of Seed Layer: after bottom basic unit material solidifies substantially, carry out the injection of Seed Layer, make Seed Layer cover whole bottom substrate layer.
Wherein, in step (1), the longitudinal pitch that ecological rod is laid is 1.2～2.0m, preferably 1.5～2.0.
Wherein, described ecological rod is made by macromolecule polypropylene material, and corrosion resistance is strong, can effectively guarantee base material long-term stability and rational thickness.
Wherein, described direction earthwork grille is plastic material.
Wherein, in step (3), by dry spraying machine, bottom substrate is sprayed in having laid on ecological rod and plastics direction earthwork grille domatic.
Wherein, in step (3), bottom substrate jet thickness is 10～15cm.
Wherein, in step (3), it is 0.3～0.5MPa that bottom substrate sprays intensity.
Wherein, in step (4), Seed Layer jet thickness is 3～4cm.
Wherein, in step (4), it is 0.1～0.3MPa, preferably 0.1～0.2MPa that Seed Layer is sprayed intensity.
Bottom substrate used in the present invention, comprises following composition: fermented sludge, organic matter, loam, water-loss reducer of soil, adhesive and microbial bacterial agent.
Wherein, in bottom substrate, fermented sludge, the volume parts of organic matter and loam is: 0 < fermented sludge≤25 part, 10 parts of organic matters, 90 parts of 65 parts≤loam <.
Further, in bottom substrate, the volume parts of fermented sludge and loam is preferably respectively 15～25 parts and 65～75 parts.
Further, in bottom substrate, the volume parts of fermented sludge and loam most preferably is respectively 25 parts and 65 parts.
Wherein, in bottom substrate, water-loss reducer of soil, the amount of application of adhesive and microbial bacterial agent calculates with the volume of described fermented sludge, loam and organic mixture, in the described mixture of per unit volume, water-loss reducer of soil, the parts by weight of adhesive and microbial bacterial agent are: 150 parts of water-loss reducer of soil, 45 parts of 100 parts, adhesive and microbial bacterial agents.
Bottom substrate used in the present invention, most preferably, comprises following composition: 25 parts of the fermented sludge of volume parts, 65 parts, 10 parts of organic matters and loam; In the fermented sludge of per unit volume, loam and organic mixture, 150 parts of the water-loss reducer of soil of parts by weight, 45 parts of 100 parts, adhesive and microbial bacterial agents.
Wherein, in bottom substrate, described organic matter is selected from one or more in the discarded object of agricultural crop straw, crops shell and timber processing.
Further, in bottom substrate, described crops shell is peanut or paddy etc.
Further, in bottom substrate, the discarded object of described timber processing is wood sawdust or wood shavings etc.
Preferably, in bottom substrate, described organic matter is selected from one or more in stalk, peanut, paddy, wood sawdust and wood shavings.
The preparation method of bottom substrate used in the present invention, comprise: the fermented sludge of above-mentioned any one, organic matter and loam are mixed under the condition at normal temperature (20～25 ℃), and again mix after adding water-loss reducer of soil, adhesive and the microbial bacterial agent of above-mentioned any one.
Seed Layer used in the present invention, comprises following composition: biological organic fertilizer, loam, water-loss reducer of soil, adhesive and vegetable seeds.
Wherein, in Seed Layer, biological organic fertilizer mixes with the ratio that loam is 4:6 according to volume ratio; In the construction area of per unit area (to be sowed grass seeds by duster is domatic), by parts by weight, be that the adhesive of 8～12 parts, the water-loss reducer of soil of 13～18 parts and the vegetable seeds of 15～20 parts mix; Preferably 15～18 parts of water-loss reducer of soil, preferably 16～20 parts of vegetable seeds.
Wherein, in Seed Layer, described biological organic fertilizer is that one or more fermentations in cow dung, fermented bacterium agent and crop material form.
Provided by the inventionly take the bare side sloping restoration of the ecosystem construction method that fermented sludge is matrix, in step (1), lay before ecological rod, also comprise and arrange domatic step, comprising: remove domatic float stone, eliminate domatic avalanche thing hidden danger; Appropriateness is smooth domatic, guarantees base material and domatic can combining closely.
Municipal sludge contains higher organic matter and mineral nutrition, and (wherein organic average is 384g/kg, nitrogen phosphorus average is respectively 27.0g/kg and 14.3g/kg), even higher than general farm manure (average nitrogenous 20.9g/kg in hog manure dry, phosphorus 8.96g/kg, average nitrogenous 16.7g/kg in ox barnyard manure, phosphorus 4.30g/kg) mud is to be totally a kind ofly rich in organic matter (C/N is lower, generally lower than 10), high nitrogen, high phosphorus and the fertilizer of low potassium, pH is neutrality or slant acidity, its nutrient content is higher than general fowl and animal excrement, mineralization velocity is also rapid than farm manure.Because the mud fertility after fermentation is far away higher than peat, and the mud after fermentation has certain viscosity and plasticity, suitable and loam, organic matter etc. are mixed with the base material of sowing grass seeds by duster according to a certain percentage, a kind of injection base material that is applicable to bare side sloping alien earth sparging is provided, can either improve soil texture, increase soil fertility, can promote again the growth of plant.
In the present invention, described fermented sludge is the method that the dewatered sludge of municipal sewage plant adopts high temperature aerobic composting, through the fermentation of aerobic microbiological, decomposes and is converted into the class humus that stability is higher.Outward appearance is brown, loose, dispersion, fine particulate, moisture content≤30.0%, shale reaches shale > > (GB/T23486-2009) relevant regulations and control criterion for the afforestation of < < urban wastewater treatment firm sludge treatment.
In the present invention, in described organic matter, can contain the various nutrient elements such as a large amount of carbon, nitrogen, phosphorus, potassium, calcium, magnesium, sulphur and silicon, simultaneously can be rich in the organic substances such as cellulose, hemicellulose, lignin and protein, be a kind of solid waste resource that can recycling.In addition, organic matter can improve soil physical properties, improves guarantor's property held and the resiliency of soil, and above-mentioned organic use simultaneously can also be protected Ecological Environment, promote agriculture Ecological Development.As long as organic matter can reach above-mentioned effect, can adopt.
In the present invention, described loam refers to that soil particle sticks grain, powder, the moderate soil of sand grain content in forming.Quality, between clay and sand, has the advantage of clay and sand concurrently, and venting and water permeable, water conservation heat-insulating property are all better, are comparatively ideal planting soils.The loam of universal significance can adopt.
In the present invention, described biological organic fertilizer is that one or more fermentations in cow dung, fermented bacterium agent and crop material form, and wherein fermented bacterium agent is purchased from China Agricultural University.
In the present invention, described water-loss reducer of soil is a kind of artificial synthetic high molecular polymer with super-strong moisture absorbing water conservation and releasability, claims SAP, and main component is polyacrylate and polyacrylamide EVA, and model is that gloomy MP3500KM likes in France.It has the high-hydroscopicity organic molecule of ionization property group carboxyl structure, the intermolecular network-like structure forming for cross-linked polymeric, contain strongly hydrophilic group, the osmotic pressure by outside electrolyte ion concentration produces in its molecule, has strong association to water; Absorption when Environmental Water is many, water discharge when few, so absorb water, release water iterative cycles, can keep for a long time 3-D solid structure, thereby to plant, supply water for a long time; Can make soil form a loose structure, soft ventilative, both guarantee plant demand, can increase again the retention ability of permeability and the sandy soil of clay simultaneously.Other water-loss reducer of soil with above-mentioned functions also can adopt, effect take that the application adopts as excellent.
In the present invention, described adhesive is a kind of a kind of water-soluble organic soil conditioner (having another name called rubber powder, soil-retaining agent, agent for preserving soil moisture, soil and water conserving agent, soil granular agent etc.) being polymerized by high polymer polyacrylamide (PAM), belong to artificial synthetic macromolecule long-chain polymer, model is that gloomy A30 likes in France.It has the characteristic of stronger sedimentation and flocculation soil particle, can impel soil to form good crumb structure, forms the carrier of antiscour, antiseep; Be mainly used in afforesting the engineering of sowing grass seeds by duster, plant trees, there is the effects such as soil losses, raising soil permeability power, soil conservation fertilizer conservation, alleviation and adjusting soil water evaporation that reduce because surface flow causes.Other water-loss reducer of soil with above-mentioned functions also can adopt, effect take that the application adopts as excellent.
In the present invention, described microbial bacterial agent is the high-tech new product that Beijing Huimin reaches the research and development of development in science and technology center, be a kind of biologic product with polynary effect, it can improve edaphon flora, suppress the breeding of pathogenic soil bacterium, can effectively prevent the root-rot of crop, the disease such as vertical withered; Organic and the inorganic nutrient of activating soil, improves fertilizer efficiency rate, promotes crop circulation, long-acting absorbing; Improve soil aggregate, elimination is hardened simultaneously, improves preserve moisture and fertility ability, drought resisting, degeneration-resistant, cold-resistant, resistant to lodging.As long as microbial bacterial agent can reach above-mentioned effect, can adopt.
In the present invention, the vegetable seeds using is selected to adapt to outside the kind of local climate, also will pay special attention to select the kind of winter resistance, resistance.
Provided by the inventionly utilize the bare side sloping restoration of the ecosystem construction method that fermented sludge is matrix, tool has the following advantages:
1) mud of selecting and organic matter source is wider, has realized the recycling of solid waste, has improved mud and organic utilization rate, has avoided storing up separately or burning and processing sludge and organic matter have the problem of pollution to surrounding environment, and it can be turned waste into wealth;
2) by reasonably combined, especially play synergistic rational proportion selected fermented sludge, organic matter, loam etc. are mixed and made into the base material of sowing grass seeds by duster, effectively regulate SOIL ORGANIC NITROGEN, phosphorus, potassium, organic content, improved soil texture, built good plant growth environment;
3) utilize fermented sludge as matrix, be implemented in without the bare side sloping of planting carded sliver part, carry out restoration of the ecosystem, build ecoscape, guarantee edge slope structure and stability simultaneously, thereby reach, afforest and beautify the effect conserving water and soil;
4) method that adopts layering to sow grass seeds by duster, wherein bottom substrate is mixed with and forms according to a certain percentage by fermented sludge, organic matter, loam, water-loss reducer of soil, adhesive, microbial bacterial agent, improved soil texture, there is good gas permeability and retentiveness, and be rich in a large amount of organic matters, for plant later stage Fast Growth provides good environment and nutrient; Make mud turn waste into wealth, the resource that has improved mud develops, and has reduced Ecological Restoration Project cost, creates huge environmental benefit and social benefit simultaneously, and Ye Wei enterprise has created objective economic benefit, has promoted the development of recycling economy.
Provided by the present inventionly utilize the bare side sloping restoration of the ecosystem construction method that fermented sludge is matrix, take the existence form of side slope and plant recovery ecology and corresponding ecological environment and landscape effect is foundation, take modern soil moved in to improve the original preparation and the technology of sowing grass seeds by duster as means, the ecological environment of soil of priority restores bare side sloping, and then supplementary species resource, auxiliary bare side sloping adds quick-recovery vegetation ecological environment and view; Soil and water conservation effect is very obvious, remarkable to the ecological fixation effect of side slope; Construction technology is simple, easily implements, and efficiency is high, has effectively been suitable for large-area application, have can optimization of ecological environment positive effect and far-reaching significance.
Accompanying drawing explanation
Fig. 1 be take the schematic diagram of the bare side sloping that fermented sludge is matrix; Wherein: 1-bare side sloping slope body; 2-anchor pole; The ecological rod of 3-; 4-plastics direction earthwork grille; 5-bottom substrate layer; 6-Seed Layer.
The specific embodiment
Following examples are used for illustrating the present invention, but are not used for limiting the scope of the invention.Without departing from the spirit and substance of the case in the present invention, the modification that the inventive method, step or condition are done or replacement, all belong to scope of the present invention.
If do not specialize, in the present invention, NM operation is the routine operation of this area, as the rotating speed stirring etc.
The material using in the present invention is can purchase available conventional material from the market.
In the present invention, the unit of volume can be cubic metre, cube km etc., and the unit of weight can be gram, kilogram etc., depending on the concrete condition of production.In the fermented sludge of per unit volume, loam and organic mixture, water-loss reducer of soil, the amount of application of adhesive and microbial bacterial agent is according to rational ratio-dependent.
Fermented sludge of the present invention is from Beijing city sludge treatment factory of Pang Gezhuang of draining group, and ecological rod is purchased from Beijing Lvzhiyuan Ecological Science & Technology Co., Ltd..
To one, Changping County, Beijing district 1500m
2highway Rock Slopes carry out restoration of the ecosystem, carry out successively following steps (in conjunction with the edge slope structure schematic diagram shown in Fig. 1):
1) prepare bottom substrate: bottom substrate is mixed with and forms according to following ratio by fermented sludge, organic matter, loam, water-loss reducer of soil, adhesive (PAM), microbial bacterial agent: 25 parts of the fermented sludge of volume parts, 10 parts of organic matters (stalk, peanut, paddy, wood sawdust and wood shavings), 65 parts, loam (three mixes at normal temperatures), the amount of application of water-loss reducer of soil (SAP), adhesive and microbial bacterial agent calculates with the volume of fermented sludge, loam and organic mixture, and presses water-loss reducer of soil 150g/m
3, adhesive 100g/m
3and microbial bacterial agent 45g/m
3after being added, water-loss reducer of soil, adhesive and microbial bacterial agent be again uniformly mixed.
2) prepare Seed Layer: biological organic fertilizer (cow dung, fermented bacterium agent and crop material fermentation form), loam, water-loss reducer of soil (SAP), adhesive (PAM) and vegetable seeds are evenly mixed, wherein, the ratio that the consumption of biological organic fertilizer and loam is 4:6 according to volume ratio is mixed, other components are all calculated with unit area to be sowed grass seeds by duster, and concrete consumption is adhesive 8g/m
2, water-loss reducer of soil 15g/m
2, vegetable seeds 20g/m
2.
3) vegetable seeds is selected: prairie milk vetch, coreopsis, the twigs of the chaste tree, false indigo, locust tree, wild jujube.
Proceed as follows again:
1) sloping surface arrangement: the lip-deep float stone of slope body 1 is removed, and appropriateness is smooth domatic;
2) laying of ecological rod: ecological rod 3 is to isohypse and is laid on the domatic upper of slope body 1, the longitudinal pitch that ecological rod is laid is 1.5m, is fixed by anchor pole 2;
3) laying of plastics direction earthwork grille: after ecological rod is laid, plastics direction earthwork grille 4 is laid, plastics direction earthwork grille 4 is covered whole domatic, by anchor pole 2 by plastics direction earthwork grille 4 be fixed on domatic on;
4) sowing grass seeds by duster of bottom substrate layer: utilize dry spraying machine bottom substrate layer 5 to be ejected into the external surface of whole slope body 1, ecological rod 3 and plastics direction earthwork grille 4, and final plastic covering direction earthwork grille 4 and ecological rod 3, the jet thickness of bottom substrate layer 5 is 10cm, and intensity is 0.3MPa;
5) sowing grass seeds by duster of Seed Layer: after bottom basic unit material solidifies substantially, utilize dry spraying machine that Seed Layer 6 is ejected into whole bottom substrate layer 5 and cover, the jet thickness of Seed Layer 6 is 4cm, and intensity is 0.2MPa.
Sow grass seeds by duster after end, can adopt straw screen or mat or non-textile mulch at the external surface of the Seed Layer 6 of having sowed grass seeds by duster, both can preserve soil moisture, also can prevent stormy washing away, be also convenient to plant and emerge simultaneously.
After construction 2d, grass seeds starts to germinate, and after 1 month, green has covered whole domaticly, and after 3 months, vegetation coverage reaches more than 90%, the raw a large amount of undershrubs of middle ware; Through the follow-up investigation of nearly 2 years, domatic presenting be take shrub as main, tallly filled with careless stereoscopic protective structure, and soil and water conservation effect is very obvious, remarkable to the ecological fixation effect of side slope, domaticly presented good natural landscape.
To the 1000m of one of Miyun Region of Beijing
2highway Rock Slopes carry out restoration of the ecosystem, carry out successively following steps (in conjunction with the edge slope structure schematic diagram shown in Fig. 1):
1) prepare bottom substrate: bottom substrate is mixed with and forms according to a certain percentage by fermented sludge, organic matter, loam, water-loss reducer of soil (SAP), adhesive (PAM), microbial bacterial agent: 15 parts of the fermented sludge of volume parts, 10 parts of organic matters (stalk, paddy, wood sawdust and wood shavings), 75 parts, loam (three mixes at normal temperatures), the amount of application of water-loss reducer of soil, adhesive and microbial bacterial agent calculates with the volume of fermented sludge, loam and organic mixture, and presses water-loss reducer of soil 150g/m
3, adhesive 100g/m
3and microbial bacterial agent 45g/m
3after being added, water-loss reducer of soil, adhesive and microbial bacterial agent be again uniformly mixed.
2) prepare Seed Layer: biological organic fertilizer (fermented bacterium agent and crop material fermentation form), loam, water-loss reducer of soil (SAP), adhesive (PAM) and vegetable seeds are evenly mixed, wherein, the ratio that the consumption of biological organic fertilizer and loam is 4:6 according to volume ratio is mixed, other components are all calculated with unit area to be sowed grass seeds by duster, and concrete consumption is adhesive 12g/m
2, water-loss reducer of soil 18g/m
2, vegetable seeds 16g/m
2.
3) vegetable seeds is selected: alfalfa, coreopsis, the twigs of the chaste tree, shrub lespedeza, tree-of-heaven, locust tree.
Proceed as follows again:
1) sloping surface arrangement: the lip-deep float stone of slope body 1 is removed, and appropriateness is smooth domatic;
2) laying of ecological rod: ecological rod 3 is to isohypse and is laid on the domatic upper of slope body 1, the longitudinal pitch that ecological rod is laid is 2.0m, is fixed by anchor pole 2;
3) laying of plastics direction earthwork grille: after ecological rod is laid, plastics direction earthwork grille 4 is laid, plastics direction earthwork grille 4 is covered whole domatic, by anchor pole 2 by plastics direction earthwork grille 4 be fixed on domatic on;
4) sowing grass seeds by duster of bottom substrate layer: utilize dry spraying machine bottom substrate layer 5 to be ejected into the external surface of whole slope body 1, ecological rod 3 and plastics direction earthwork grille 4, and final plastic covering direction earthwork grille 4 and ecological rod 3, the jet thickness of bottom substrate layer 5 is 15cm, and intensity is 0.5MPa;
5) sowing grass seeds by duster of Seed Layer: after bottom basic unit material solidifies substantially, utilize dry spraying machine that Seed Layer 6 is ejected into whole bottom substrate layer 5 and cover, the jet thickness of Seed Layer 6 is 3cm, and intensity is 0.1MPa.
Sow grass seeds by duster after end, can adopt straw screen or mat or non-textile mulch at the external surface of the Seed Layer 6 of having sowed grass seeds by duster, both can preserve soil moisture, also can prevent stormy washing away, be also convenient to plant and emerge simultaneously.
After construction 5d, grass seeds starts to germinate, and after 1 month, green has covered whole domaticly, and coverage is more than 80%; After 6 months, the average planting percent of tree and shrubs is 3～5 strains/m
2; Soil and water conservation effect is very obvious, remarkable to the ecological fixation effect of side slope, domaticly presents good natural landscape.
Claims (10)
1. the bare side sloping restoration of the ecosystem construction method that the fermented sludge of take is matrix, comprises the steps:
(1) lay ecological rod: ecological rod is isohypse and is layed in the domatic upper of side slope, by anchor pole, is fixed;
(2) lay direction earthwork grille: after ecological rod is laid, carry out direction earthwork grille laying, make direction earthwork grille cover the domatic of whole side slope, by anchor pole, direction earthwork grille is fixed on side slope domatic;
(3) sowing grass seeds by duster of bottom substrate layer: bottom substrate is sprayed in having laid the domatic upper of ecological rod and direction earthwork grille, make bottom substrate cover whole domatic, direction earthwork grille and ecological excellent external surface;
(4) sowing grass seeds by duster of Seed Layer: after bottom basic unit material solidifies substantially, carry out the injection of Seed Layer, make Seed Layer cover whole bottom substrate layer.
2. method according to claim 1, is characterized in that, in step (1), the longitudinal pitch that ecological rod is laid is 1.2～2.0m.
3. method according to claim 1 and 2, is characterized in that, in step (3), bottom substrate jet thickness is 10～15cm.
4. according to the method described in claim 1 or 3, it is characterized in that, in step (3), it is 0.3～0.5MPa that bottom substrate sprays intensity.
5. method according to claim 1, is characterized in that, in step (4), Seed Layer jet thickness is 3～4cm.
6. method according to claim 1 or 5, is characterized in that, in step (4), it is 0.1～0.3MPa that Seed Layer is sprayed intensity.
7. method according to claim 1, is characterized in that, described bottom substrate comprises following composition: fermented sludge, organic matter, loam, water-loss reducer of soil, adhesive and microbial bacterial agent; Fermented sludge wherein, the volume parts of organic matter and loam is: 0 < fermented sludge≤25 part, 10 parts of organic matters, 90 parts of 65 parts≤loam <; Water-loss reducer of soil, the amount of application of adhesive and microbial bacterial agent calculates with the volume of described fermented sludge, loam and organic mixture, in the described mixture of per unit volume, water-loss reducer of soil, the parts by weight of adhesive and microbial bacterial agent are: 150 parts of water-loss reducer of soil, 45 parts of 100 parts, adhesive and microbial bacterial agents; The main component of described water-loss reducer of soil is polyacrylate and polyacrylamide EVA, and described adhesive is polymerized by high polymer polyacrylamide.
8. according to the method described in claim 1 or 7, it is characterized in that, described Seed Layer comprises following composition: biological organic fertilizer, loam, water-loss reducer of soil, adhesive and vegetable seeds; Wherein, the ratio that biological organic fertilizer is 4:6 with loam according to volume ratio is mixed; In the construction area of per unit area, by parts by weight, be that the adhesive of 8～12 parts, the water-loss reducer of soil of 13～18 parts and the vegetable seeds of 15～20 parts mix.
9. method according to claim 8, is characterized in that, described biological organic fertilizer is that one or more fermentations in cow dung, fermented bacterium agent and crop material form; The main component of described water-loss reducer of soil is polyacrylate and polyacrylamide EVA, and described adhesive is polymerized by high polymer polyacrylamide.
10. according to the method described in claim 1～9 any one, it is characterized in that, the method is laid before ecological rod in step (1), also comprises that arrangement is domatic: remove domatic float stone and smooth domatic.
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