CN103641648A - 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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- CN103641648A CN103641648A CN201310689261.4A CN201310689261A CN103641648A CN 103641648 A CN103641648 A CN 103641648A CN 201310689261 A CN201310689261 A CN 201310689261A CN 103641648 A CN103641648 A CN 103641648A
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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 to improve the original greening method.
Background technology
It is the of paramount importance link of sewage work that the processing of mud is disposed.Can, by sludge reduction, innoxious even resource utilization, be the target that sewage work is pursued.At present conventional sludge treating method has: landfill, burning, agricultural and afforestation are used etc.Landfill not only can take a large amount of arable lands, but also can and produce inflammable gas, even be leaked with harmful substances because large amount of organic and the heavy metal containing in mud distributes stench after heap fermentation, causes secondary pollution and has potential safety hazard.Burning is the thoroughly effective measure of innoxious, 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 contain heavy metal, parasite and germ etc., utilize the improper food chain that easily enters, public health is threatened.Afforestation improper use also can produce and pollute soil, earth's surface and underground water.
Simultaneously, when bare side sloping restoration of the ecosystem, can adopt in large quantities the materials such as turfy soil, xylon that the organic matter in soil moved in to improve the original is provided, and the turfy soil of consumption maximum need to be bought from northeast, annual a large amount of use has made turfy soil resource become exhaustion, price also soars, and more seriously this resource can be destroyed local ecotope.Therefore, seeking the organic matter that a kind of energy substitutes turfy soil or reduces turfy soil consumption, is to solve important technical barrier 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 to improve the original greening method, to bring into play that mud organic content is high, flocculation granule constitutionally stable feature, maximum is used the sludge composting becoming thoroughly decomposed to substitute turfy soil, sludge composting is mixed with and is applicable to the matrix that side slope is repaired, form the soil moved in to improve the original layer of resistance to erosion, carry out the restoration of the ecosystem of side slope, thereby realized saving resource, turn waste into wealth, reached the object eliminating 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, described major ingredient comprises stalk fibre and the sludge composting becoming thoroughly decomposed, described auxiliary material comprises in chemical fiber, water-holding agent, tackiness agent, microbial-bacterial fertilizer, soil improvement agent, trace element fertilizer and disinfection pesticides the mixture of one or more, and the weight ratio between the stalk fibre in described major ingredient, the sludge composting becoming thoroughly decomposed and auxiliary material is 7～17:80～90:2～5.
Preferably, described auxiliary material comprises that weight ratio is the mixture of chemical fiber, water-holding agent, tackiness agent, microbial-bacterial fertilizer, soil improvement agent, trace element fertilizer and the disinfection pesticides of 90～120:10～10:0.5～5:0.5～5:0.5～3:0.5～3:0.5～3.
Preferably, the sludge composting becoming thoroughly decomposed described in is the gained mud that becomes thoroughly decomposed after sewage work's sewage disposal.
Another object of the present invention is to provide a kind of side slope mud soil moved in to improve the original greening method, described side slope mud soil moved in to improve the original greening method comprises the steps:
A, described mud plant growth medium and garden soil are stirred by 1:1～3, form mixing sludge soil moved in to improve the original;
B, the mixing sludge soil moved in to improve the original in steps A is applied to domatic upper by ecology bag, carries out side slope reparation.
Preferably, described mixing sludge soil moved in to improve the original is packed in ecology bag, when pack, Ecological Slope reparation is carried out in sowing on ecology bag.
Another object of the present invention is to provide a kind of side slope mud soil moved in to 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 is mixed by 1:1～3 with garden soil, stir on one side, add the auxiliary material of mud plant growth medium on one side, until mixed each component is stirred;
B, utilize current or air-flow that each component is transported to and in side slope, forms soil moved in to improve the original layer;
After C, soil moved in to improve the original layer form, plant seed is added in each component, adopt air pressure or hydraulic pressure spray seeder to sow, carry out side slope reparation.
Still a further object of the present invention is to provide a kind of side slope mud soil moved in to 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 are stirred by 1:1～3, form mixing sludge soil moved in to improve the original;
C, the mixing sludge soil moved in to improve the original stirring is directly spread to carry out on described three dimensional network, form soil moved in to improve the original layer;
D, sow seed, cover non-woven fabrics, water the stable soil moved in to improve the original layer of permeable formation, 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 to improve the original greening method, the qualified sludge composting of harmless treatment is substituted to turfy soil and be used in the restoration of the ecosystem fields such as mine, mine tailing and slope of highway, thereby a difficult problem that has solved organic deficiency during side slope is repaired, realizes public welfare and transforms; In addition, the sludge composting that side slope reparation is used is different from the using method of agricultural and afforestation, the sludge composting that side slope is used is kept away short making the best use of the advantages, away from people's food chain, water source, and what form is a kind of soil moved in to improve the original layer of fertile, resistance to erosion, thereby avoided nutraceutical loss in matrix, reached the effect turning waste into wealth, also eliminated 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, described major ingredient comprises stalk fibre and the sludge composting becoming thoroughly decomposed, the described sludge composting becoming thoroughly decomposed refers to after sewage work's sewage disposal the gained mud that becomes thoroughly decomposed, wherein be rich in a large amount of organic matters, nitrogen, phosphorus, can greatly 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 the remainder of other farm crop after results, through grinding and processing, obtain, can improve organic content, improve the interconnectivity that interweaves of each component simultaneously, thereby domatic flushing resistance is improved; Described auxiliary material comprises in chemical fiber, water-holding agent, tackiness agent, microbial-bacterial fertilizer, soil improvement agent, trace element fertilizer and disinfection pesticides the mixture of one or more, and the weight ratio between the stalk fibre in described major ingredient, the sludge composting becoming thoroughly decomposed and auxiliary material is 7～17:80～90:2～5; Preferably, described auxiliary material comprises that weight ratio is the mixture of chemical fiber, water-holding agent, tackiness agent, microbial-bacterial fertilizer, soil improvement agent, trace element fertilizer and the disinfection pesticides of 90～120:10～10:0.5～5:0.5～5:0.5～3:0.5～3:0.5～3, in concrete application, auxiliary material of the present invention can be packed separately, during to use, mixes mutually with the major ingredient of substrate products again.
Wherein, chemical fiber of the present invention comprises regenerated fiber and synthon, can improve the interconnectivity that interweaves of each component, thereby bank protection face flushing resistance is improved; Water-holding agent comprises Acrylates and acrylic amide, adds water-holding agent and can make the domatic performance with soil moisture retention forming, and to plant-growth, has created favourable environment; Use water as the tackiness agent of solvent, mainly comprise starch, dextrin, polyvinyl alcohol, carboxymethyl cellulose etc., can, so that 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, so that the soil moved in to improve the original layer forming has good Soil structure, form " soil of living "; The effect of soil improvement agent is PH and other physico-chemical property that changes soil, its mechanism includes but not limited to make the reactions such as heavy metal precipitates in soil, chelating, reduced its biological effectiveness, reduced the absorption of plant to 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, comprises boron fertilizer, zinc fertilizer, manganese fertilizer, iron fertilizer, molydbenum fertilizer, copper fertilizer and glass fertilizer etc., and it can provide for the growth of plant necessary nutrient; Disinfection pesticides is mainly to make germ in sludge composting, worm's ovum obtain dissipation, prevents parasite and germ etc., enters food chain, and public health is threatened.
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 are stirred by 1:1～3, to prevent the local too high levels of one-component, form mixing sludge soil moved in to improve the original;
B, the mixing soil moved in to improve the original in steps A is applied to domatic upper by ecology bag, carries out side slope reparation.
Wherein, seed can be sowed or adopt other types of seeding to broadcast and on ecology bag, carry out Ecological Slope reparation when pack.
Embodiment 2
The difference of the present embodiment and above-described embodiment is to adopt air pressure or hydraulic pressure spray seeder to carry soil moved in to improve the original, and it specifically comprises the steps:
A, the major ingredient of described mud plant growth medium is mixed by 1:1～3 with garden soil, stir on one side, Yi Bian add the auxiliary material of mud plant growth medium, ratio is identical with embodiment 1, until mixed each component is stirred, to prevent the local too high levels of one-component;
B, utilize air pressure or hydraulic pressure spray seeder that mixed each component is transported to side slope to form soil moved in to improve the original layer;
After C, soil moved in to improve the original layer form, plant seed is added in each component, still adopt air pressure or hydraulic pressure spray seeder to sow, carry out side slope reparation.
Embodiment 3
The difference of the present embodiment and above-described embodiment is that its application places is short gently sloping surface for needing the side slope of greening, 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 are stirred by 1:1～3, to prevent the local too high levels of one-component, form and mix soil moved in to improve the original;
C, the mixing soil moved in to improve the original stirring is directly carried out to soil on described three dimensional network, form soil moved in to improve the original layer;
D, sow seed, cover non-woven fabrics, water the stable soil moved in to improve the original layer of permeable formation, 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 the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the field are to be understood that: still can modify or part technical characterictic is equal to replacement the specific embodiment of the present invention; 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 that the present invention asks for 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, described major ingredient comprises stalk fibre and the sludge composting becoming thoroughly decomposed, described auxiliary material comprises in chemical fiber, water-holding agent, tackiness agent, microbial-bacterial fertilizer, soil improvement agent, trace element fertilizer and disinfection pesticides the mixture of one or more, and the weight ratio between the stalk fibre in described major ingredient, the sludge composting becoming thoroughly decomposed and auxiliary material is 7～17:80～90:2～5.
2. mud plant growth medium according to claim 1, is characterized in that: described auxiliary material comprises that weight ratio is the mixture of chemical fiber, water-holding agent, tackiness agent, microbial-bacterial fertilizer, soil improvement agent, trace element fertilizer and the disinfection pesticides of 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 the gained mud that becomes thoroughly decomposed after sewage work's sewage disposal.
4. a side slope mud soil moved in to improve the original greening method, is characterized in that: described side slope mud soil moved in to improve the original greening method comprises the steps:
A, the mud plant growth medium described in any one claim in claim 1～3 and garden soil are mixed evenly by 1:1～3, formed mixing sludge soil moved in to improve the original;
B, the mixing sludge soil moved in to improve the original in steps A is applied to domatic upper by ecology bag, carries out side slope reparation.
5. side slope mud soil moved in to improve the original greening method according to claim 4, is characterized in that: described mixing sludge soil moved in to improve the original is packed in ecology bag, and when pack, Ecological Slope reparation is carried out in sowing on ecology bag.
6. a side slope mud soil moved in to improve the original greening method, is characterized in that: described side slope mud soil moved in to improve the original greening method comprises the steps:
A, the major ingredient of the mud plant growth medium described in any one claim in claim 1～3 is mixed by 1:1～3 with garden soil, stir on one side, add the auxiliary material of mud plant growth medium on one side, until mixed each component is stirred;
B, utilize air pressure or hydraulic pressure that each component is transported to and in side slope, forms soil moved in to improve the original layer;
After C, soil moved in to improve the original layer form, plant seed is added in each component, adopt air pressure or hydraulic pressure spray seeder to sow, carry out side slope reparation.
7. a side slope mud soil moved in to improve the original greening method, is characterized in that: described side slope mud soil moved in to improve the original greening method comprises the steps:
A, by short gently sloping surface, first use three dimensional network bank protection;
B, mud plant growth medium and garden soil described in any one claim in claim 1～3 are stirred by 1:1～3, form mixing sludge soil moved in to improve the original;
C, the mixing sludge soil moved in to improve the original stirring is directly spread to carry out on described three dimensional network, form soil moved in to improve the original layer;
D, sow seed, cover non-woven fabrics, water the stable soil moved in to improve the original layer of permeable formation, complete side slope reparation.
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| CN103951529A (en) * | 2014-04-22 | 2014-07-30 | 山东绿德地生物科技有限公司 | Agricultural multifunctional biological bacterial fertilizer |
| CN104987260A (en) * | 2015-06-11 | 2015-10-21 | 北京矿冶研究总院 | Ecological restoration matrix for lead-zinc tailing pond and preparation method and application thereof |
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| CN109928793A (en) * | 2018-03-20 | 2019-06-25 | 辽宁大学 | A method of land used reparation soil is discarded using agricultural crop straw and residual active sludge production mine |
| CN108637006A (en) * | 2018-05-15 | 2018-10-12 | 贵州省土壤肥料研究所 | Inhibit the method for coal gangue pollution object dissolution |
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| CN114427218A (en) * | 2022-02-17 | 2022-05-03 | 河南省地质环境规划设计院有限公司 | Coal mine geological environment treatment method |
| CN114853532A (en) * | 2022-05-13 | 2022-08-05 | 沈阳大学 | Plant growing bag prepared based on town sludge and use method thereof |
| CN115517151A (en) * | 2022-06-28 | 2022-12-27 | 广州珠江建设发展有限公司 | Lawn planting matrix and preparation method thereof |
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