CN103641648B - Sludge plant growth substrate and side slope sludge soil replacement greening method - Google Patents
Sludge plant growth substrate and side slope sludge soil replacement greening method Download PDFInfo
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- CN103641648B CN103641648B CN201310689261.4A CN201310689261A CN103641648B CN 103641648 B CN103641648 B CN 103641648B CN 201310689261 A CN201310689261 A CN 201310689261A CN 103641648 B CN103641648 B CN 103641648B
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Abstract
The invention relates to a sludge plant growth substrate and a side slope sludge soil replacement greening method. The sludge plant growth substrate comprises main materials and auxiliary materials, the main materials comprise straw fiber and mature sludge compositing, the auxiliary materials comprise one or a mixture of a chemical fiber, a water-retaining agent, an adhesive, bacterial manure, a soil conditioner, a microelement fertilizer or a disinfect insecticide; the part by weight ratio of the straw fiber to the mature sludge compositing to the auxiliary materials is (7-17):(80-90):(2-5). According to the sludge plant growth substrate and the side slope sludge soil replacement greening method provided by the invention, the turfy soil is replaced by qualified sludge compositing for the field of ecological restoration, the problems that the soil replacement is easy to lose and the organic matter is insufficient in the side slope repairing are solved; furthermore, the loss of the nutrient in the substrate is avoided, the effects of avoiding weakness and turning waste into wealth are achieved, and the potential risk is eliminated.
Description
Technical field
The present invention relates to a kind of greening side slope technology, particularly relate to the plant-growth of a kind of mud plant growth medium and side slope mud soil moved in improve the original greening method.
Background technology
It is the of paramount importance link of sewage work that the process of mud is disposed.Can, by sludge reduction, innoxious even resource utilization, be the target that sewage work is pursued.Sludge treating method conventional at present has: landfill, burning, agricultural and afforestation are used.Landfill not only can take a large amount of arable lands, but also because the large amount of organic that contains and heavy metal in mud, can distribute stench after heap fermentation, and produces inflammable gas and be even leaked with harmful substances, causes secondary pollution and there is potential safety hazard.Burning is the effective measure of thorough innoxious, the minimizing of mud, but easily produces dust pollution air, and with high costs.And the organic matter that municipal sludge is rich in can be applied to agricultural fertilizer and afforestation matrix preferably, but wherein containing heavy metal, parasite and germ etc., utilize the improper food chain that easily enters, public health is threatened.Afforestation improper use also can produce soil, earth's surface and underground water pollutes.
Simultaneously, when bare side sloping restoration of the ecosystem, the material such as turfy soil, xylon can be adopted in large quantities to provide organic matter in soil moved in improve the original, and the maximum turfy soil of consumption needs to buy from northeast, annual a large amount of use has made turfy soil resource become exhaustion, price also soars, and more seriously this resource can destroy local ecotope.Therefore, seeking a kind of organic matter that can substitute turfy soil or reduce turfy soil consumption, is solve technical barrier important in side slope recovery project.
Summary of the invention
The object of the invention is to propose a kind of mud plant growth medium and side slope mud soil moved in improve the original greening method, the feature that mud organic content is high, coagulated particles body structure is stable will be played, maximum uses the sludge composting become thoroughly decomposed to substitute turfy soil, sludge composting is mixed with the matrix that applicable side slope is repaired, form the soil moved in improve the original layer of resistance to erosion, carry out the restoration of the ecosystem of side slope, thus achieve saving resource, turn waste into wealth, reach the object eliminated safe hidden trouble.
For achieving the above object, the invention provides a kind of mud plant growth medium, described mud plant growth medium comprises major ingredient and auxiliary material, the sludge composting that described major ingredient comprises stalk fibre and becomes thoroughly decomposed, described auxiliary material to comprise in chemical fiber, water-holding agent, tackiness agent, microbial-bacterial fertilizer, soil improvement agent, trace element fertilizer and disinfection pesticides one or more mixture, and the stalk fibre in described major ingredient, weight ratio between the sludge composting become thoroughly decomposed and auxiliary material are 7 ~ 17:80 ~ 90:2 ~ 5.
Preferably, described auxiliary material comprises the mixture of chemical fiber, water-holding agent, tackiness agent, microbial-bacterial fertilizer, soil improvement agent, trace element fertilizer and the disinfection pesticides that weight ratio is 90 ~ 120:10 ~ 10:0.5 ~ 5:0.5 ~ 5:0.5 ~ 3:0.5 ~ 3:0.5 ~ 3.
Preferably, the sludge composting become thoroughly decomposed described in is that after sewage work's sewage disposal, gained becomes thoroughly decomposed mud.
Another object of the present invention is to provide a kind of side slope mud soil moved in improve the original greening method, described side slope mud soil moved in improve the original greening method comprises the steps:
A, described mud plant growth medium and garden soil to be stirred by 1:1 ~ 3, form mixing sludge soil moved in improve the original;
B, by the mixing sludge soil moved in improve the original in steps A by ecology bag be applied to domatic on, carry out side slope reparation.
Preferably, loaded by described mixing sludge soil moved in improve the original in ecology bag, when packing, sowing carries out Ecological Slope reparation on ecology bag.
Another object of the present invention is to provide a kind of side slope mud soil moved in improve the original greening method, and described mud method for greening side slope comprises the steps:
A, the major ingredient of described mud plant growth medium to be mixed by 1:1 ~ 3 with garden soil, stir, while add the auxiliary material of mud plant growth medium, until mixed each component is stirred;
B, utilize current or air-flow each component to be transported in side slope to form soil moved in improve the original layer;
Plant seed adds in each component after being formed by C, soil moved in improve the original layer, adopts air pressure or hydraulic sprinkle machine to sow, carries out side slope reparation.
Still a further object of the present invention is to provide a kind of side slope mud soil moved in improve the original greening method, and described mud method for greening side slope comprises the steps:
A, by short gently sloping surface, first use three dimensional network bank protection;
B, described mud plant growth medium and garden soil to be stirred by 1:1 ~ 3, form mixing sludge soil moved in improve the original;
C, the mixing sludge soil moved in improve the original stirred directly spread carry out form soil moved in improve the original layer on described three dimensional network;
D, sow seed, cover non-woven fabrics, water the soil moved in improve the original layer that permeable formation is stable, complete side slope reparation.
Based on technique scheme, advantage of the present invention is:
By a kind of mud plant growth medium of the present invention and side slope mud soil moved in improve the original greening method, sludge composting qualified for harmless treatment is substituted turfy soil and is used in the restoration of the ecosystem fields such as mine, mine tailing and slope of highway, thus solve an organic not enough difficult problem in side slope reparation, realize public welfare and transform; In addition, the sludge composting that side slope reparation uses is different from the using method of agricultural and afforestation, short making the best use of the advantages kept away by the sludge composting that side slope uses, away from food chain, the water source of people, and what formed is a kind of soil moved in improve the original layer of fertile, resistance to erosion, thus avoid the loss of matrix Middle nutrition thing, reach the effect turned waste into wealth, also eliminate potential safety hazard simultaneously.
Embodiment
Below by embodiment, technical scheme of the present invention is described in further detail.
Embodiment 1
Mud plant growth medium of the present invention comprises major ingredient and auxiliary material, the sludge composting that described major ingredient comprises stalk fibre and becomes thoroughly decomposed, after the described sludge composting become thoroughly decomposed refers to sewage work's sewage disposal, gained becomes thoroughly decomposed mud, wherein be rich in a large amount of organic matters, nitrogen, phosphorus, greatly can improve the nutrient content of matrix, simultaneously wherein contained heavy metal, parasite, germ should meet Landscape Application matrix limitation standard; Described stalk fibre can be wheat, paddy rice, corn, oil crops (peanut, Sunflower Receptacle), cotton, sugarcane and other farm crop remainder after harvesting, obtain through grinding and processing, organic content can be improved, improve the intertexture interconnectivity of each component simultaneously, thus domatic flushing resistance is improved; Described auxiliary material to comprise in chemical fiber, water-holding agent, tackiness agent, microbial-bacterial fertilizer, soil improvement agent, trace element fertilizer and disinfection pesticides one or more mixture, and the stalk fibre in described major ingredient, weight ratio between the sludge composting become thoroughly decomposed and auxiliary material are 7 ~ 17:80 ~ 90:2 ~ 5; Preferably, described auxiliary material comprises the mixture of chemical fiber, water-holding agent, tackiness agent, microbial-bacterial fertilizer, soil improvement agent, trace element fertilizer and the disinfection pesticides that weight ratio is 90 ~ 120:10 ~ 10:0.5 ~ 5:0.5 ~ 5:0.5 ~ 3:0.5 ~ 3:0.5 ~ 3, in embody rule, auxiliary material of the present invention can be packed separately, mixes mutually to during use with the major ingredient of substrate products again.
Wherein, chemical fiber of the present invention comprises regenerated fiber and synthon, can improve the intertexture interconnectivity of each component, thus bank protection face flushing resistance is improved; Water-holding agent comprises Acrylates and acrylic amide, adds the domatic performance with soil moisture retention that water-holding agent can make to be formed, creates favourable environment to plant-growth; Use water as the tackiness agent of solvent, mainly comprise starch, dextrin, polyvinyl alcohol, carboxymethyl cellulose etc., can make to be bonded together between each component, form abrasion resistance domatic; Microbial-bacterial fertilizer refers to common commercially available domestic composite microbic bacterial fertilizer or other bacterial manure, and microbial-bacterial fertilizer can make the soil moved in improve the original layer formed have good Soil structure, is formed " soil of living "; The effect of soil improvement agent is the PH and other physico-chemical property that change soil, the reactions such as its mechanism includes but not limited to that heavy metal is precipitated in soil, chelating, reduce its biological effectiveness, decrease the absorption of plant heavy metal, the composition of soil improvement agent includes but are not limited to zeolite, PH conditioning agent, sequestrant etc.; Trace element fertilizer is the fertilizer with one or more micro-declarable contents, and comprise boron fertilizer, zinc fertilizer, manganese fertilizer, iron fertilizer, molydbenum fertilizer, copper fertilizer and glass fertilizer etc., it can provide necessary nutrient for the growth of plant; Disinfection pesticides mainly makes germ in sludge composting, worm's ovum obtains dissipation, prevents parasite and germ etc., enters food chain, threaten to public health.
In the present embodiment, adopt ecology bag to carry out bank protection, its concrete steps are as follows:
A, at the construction field (site) above-mentioned mud greening side slope matrix and garden soil to be stirred by 1:1 ~ 3, to prevent one-component local too high levels, form mixing sludge soil moved in improve the original;
B, by the mixing soil moved in improve the original in steps A by ecology bag be applied to domatic on, carry out side slope reparation.
Wherein, seed can be sowed when packing or adopt other types of seeding to broadcast and carry out Ecological Slope reparation on ecology bag.
Embodiment 2
The difference of the present embodiment and above-described embodiment is to adopt air pressure or hydraulic sprinkle machine to carry soil moved in improve the original, and it specifically comprises the steps:
A, the major ingredient of described mud plant growth medium to be mixed by 1:1 ~ 3 with garden soil, while stir, add the auxiliary material of mud plant growth medium, ratio is identical with embodiment 1, until mixed each component is stirred, to prevent one-component local too high levels;
B, utilize air pressure or hydraulic sprinkle machine mixed each component to be transported to side slope to form soil moved in improve the original layer;
Plant seed adds in each component, still adopts air pressure or hydraulic sprinkle machine to sow, carry out side slope reparation after being formed by C, soil moved in improve the original layer.
Embodiment 3
The difference of the present embodiment and above-described embodiment is that its application places is need the side slope of afforesting to be short gently sloping surface, and it specifically comprises the steps:
A, by short gently sloping surface, first use three dimensional network bank protection, to reinforce domatic one-piece construction, prevent the loss of soil and nutrient simultaneously;
B, described mud plant growth medium and garden soil to be stirred by 1:1 ~ 3, to prevent one-component local too high levels, form mixing soil moved in improve the original;
C, the mixing soil moved in improve the original stirred directly carried out soil form soil moved in improve the original layer on described three dimensional network;
D, sow seed, cover non-woven fabrics, water the soil moved in improve the original layer that permeable formation is stable, complete side slope reparation.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; Although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the field are to be understood that: still can modify to the specific embodiment of the present invention or carry out equivalent replacement to portion of techniques feature; And not departing from the spirit of technical solution of the present invention, it all should be encompassed in the middle of the technical scheme scope of request of the present invention protection.
Claims (7)
1. a mud plant growth medium, it is characterized in that: described mud plant growth medium comprises major ingredient and auxiliary material, the sludge composting that described major ingredient comprises stalk fibre and becomes thoroughly decomposed, described auxiliary material comprises the mixture of chemical fiber, water-holding agent, tackiness agent, microbial-bacterial fertilizer, soil improvement agent, trace element fertilizer and disinfection pesticides, and the stalk fibre in described major ingredient, weight ratio between the sludge composting become thoroughly decomposed and auxiliary material are 7 ~ 17:80 ~ 90:2 ~ 5.
2. mud plant growth medium according to claim 1, is characterized in that: described auxiliary material comprises the mixture of chemical fiber, water-holding agent, tackiness agent, microbial-bacterial fertilizer, soil improvement agent, trace element fertilizer and the disinfection pesticides that weight ratio is 90 ~ 120:10 ~ 10:0.5 ~ 5:0.5 ~ 5:0.5 ~ 3:0.5 ~ 3:0.5 ~ 3.
3. mud plant growth medium according to claim 1 and 2, is characterized in that: described in the sludge composting that becomes thoroughly decomposed be that after sewage work's sewage disposal, gained becomes thoroughly decomposed mud.
4. a side slope mud soil moved in improve the original greening method, is characterized in that: described side slope mud soil moved in improve the original greening method comprises the steps:
A, the mud plant growth medium in claims 1 to 3 described in any one claim and garden soil are mixed evenly by 1:1 ~ 3, form mixing sludge soil moved in improve the original;
B, by the mixing sludge soil moved in improve the original in steps A by ecology bag be applied to domatic on, carry out side slope reparation.
5. side slope mud soil moved in improve the original greening method according to claim 4, is characterized in that: loaded by described mixing sludge soil moved in improve the original in ecology bag, and when packing, sowing carries out Ecological Slope reparation on ecology bag.
6. a side slope mud soil moved in improve the original greening method, is characterized in that: described side slope mud soil moved in improve the original greening method comprises the steps:
A, the major ingredient of the mud plant growth medium in claims 1 to 3 described in any one claim to be mixed by 1:1 ~ 3 with garden soil, stir, while add the auxiliary material of mud plant growth medium, until mixed each component is stirred;
B, utilize air pressure or hydraulic pressure each component to be transported in side slope to form soil moved in improve the original layer;
Plant seed adds in each component after being formed by C, soil moved in improve the original layer, adopts air pressure or hydraulic sprinkle machine to sow, carries out side slope reparation.
7. a side slope mud soil moved in improve the original greening method, is characterized in that: described side slope mud soil moved in improve the original greening method comprises the steps:
A, by short gently sloping surface, first use three dimensional network bank protection;
B, the mud plant growth medium in claims 1 to 3 described in any one claim and garden soil to be stirred by 1:1 ~ 3, form mixing sludge soil moved in improve the original;
C, the mixing sludge soil moved in improve the original stirred directly spread carry out form soil moved in improve the original layer on described three dimensional network;
D, sow seed, cover non-woven fabrics, water the soil moved in improve the original layer that permeable formation is stable, complete side slope reparation.
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| CN201310689261.4A CN103641648B (en) | 2013-12-16 | 2013-12-16 | Sludge plant growth substrate and side slope sludge soil replacement greening method |
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| CN201310689261.4A CN103641648B (en) | 2013-12-16 | 2013-12-16 | Sludge plant growth substrate and side slope sludge soil replacement greening method |
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| CN103641648B true CN103641648B (en) | 2015-06-17 |
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