CN103535131A - Sludge composting modifying method for greening matrix - Google Patents
Sludge composting modifying method for greening matrix Download PDFInfo
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- CN103535131A CN103535131A CN201310504562.5A CN201310504562A CN103535131A CN 103535131 A CN103535131 A CN 103535131A CN 201310504562 A CN201310504562 A CN 201310504562A CN 103535131 A CN103535131 A CN 103535131A
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- sludge composting
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- earthworm
- improvement method
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/22—Improving land use; Improving water use or availability; Controlling erosion
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/40—Afforestation or reforestation
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- Soil Conditioners And Soil-Stabilizing Materials (AREA)
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Abstract
The invention relates to a sludge composting modifying method for greening matrix. The method includes the steps of firstly, leveling a planting field, and removing debris; secondly, spreading sludge composting products on the surface of the planting field according to the amount of 5-15 square each mu; spreading zeolite powder on the surface of the planting field according to the amount of 0.2-3 square each mu; using rakes to mix the spread substances into the soil surface layer and 5-30cm under the soil surface layer of the planting field; placing mature earthworms with clear clitellum and flexible reaction to the processed planting field according to the amount of 200-600. The method has the advantages that the existing sludge composting products are mixed with zeolite powder, earthworms and original soil according to a certain proportion, and the modified sludge composting is suitable for various green plantings such as mine repairing, saline land improvement and desertification soil modification.
Description
Technical field
The present invention relates to a kind of compost improving technology, particularly relate to a kind of sludge composting improvement method for afforesting matrix.
Background technology
Along with the fast development of Chinese society economy, in city, the discharge capacity of sanitary sewage and industrial wastewater also increases day by day.Meanwhile, the sludge yield in municipal sewage plant also increases thereupon.Therefore, the disposal options of mud has become one of China's environmental problem urgently to be resolved hurrily.
On the other hand, in mud, be rich in various nutrient elements and other trace elements such as the required nitrogen of a large amount of organic matters and plant, phosphorus, potassium; But wherein also contain the harmful substances such as pathogene, parasitic ovum, heavy metal and organic pollutant.If directly applied to agricultural industry without processing, probably caused the secondary pollution of environment.
As everyone knows, when mud is after During High-Temperature Composting is become thoroughly decomposed, can effectively kill pathogen and parasitic ovum wherein.
But at present, in the composting production of most of sludge composting manufacturer production, ubiquity has that content of beary metal is high, the phenomenon of content overproof even.Therefore, be directly applied to agricultural industry and can cause great potential hazard to ecotope.
Secondly, high (EC value is used for measuring soluble-salt concentration in solution to the EC value in sludge composting product, also can be used for measuring the soluble ion concentration in liquid fertilizer or planting medium; The solubility salt of high concentration can make plant sustain damage or cause the death of plant root).If the sludge composting product that EC value is high is manured into soil, after the mineralization of edaphon and soil animal, can further aggravate the too high problem of soil EC value.For this reason, sludge composting also needs further improvement in the process of fertilising, just can reach good effect.
Summary of the invention
The object of the invention is to propose a kind ofly can solve that existing composting production EC value when using is higher and content of beary metal is higher and simple, the lower-cost sludge composting improvement method for afforesting matrix.
For achieving the above object, the invention provides a kind of sludge composting improvement method for afforesting matrix, described method comprises the steps: 1) planting site processes, and planting site arranged smooth, removes foreign material; 2) sludge composting product is spread on to planting site surface by every mu of sowing amount 5～15 sides; 3) zeolite powder is spread on to planting site surface by every mu of sowing amount 0.2～3 side; 4) will be via step 2) and 3) material sowed, the degree of depth of planting site upper soll layer and the following 5～30cm in top layer with rake, sneaked into; 5) on the planting site of processing through step 4), according to every mu of 200～600 injected volumes, put into clear, the sensitive ripe earthworm of endless belt.
Preferably, described sludge composting product is the sludge composting product of selling on market.
Preferably, the husky net of implanting soil inside is set in the periphery of planting site, the mesh of described gauze is less than the diameter of putting into earthworm.
Preferably, if laid turf is rolled up on described planting site, according to every mu of 200～600 injected volumes, directly put into clear, the sensitive ripe earthworm of endless belt.
Preferably, if on described planting site planting site by or hedgerow, on described ground by or after hedgerow planted, then put into clear, the sensitive ripe earthworm of endless belt according to every mu of 200～600 injected volumes.
Based on technique scheme, advantage of the present invention is:
The present invention mixes with zeolite powder, earthworm and original soil existing sludge composting product according to certain ratio, sludge composting through the inventive method improved treatment can be applicable to multiple planting technique, such as: mine reparation, alkaline land improving and prone soil modification etc.And, the earthworm that the present invention puts in planting site, can be by self being heavy metal in metabolic activity assimilation and no-mobile reactor fertilizer product, in addition, the excreta of earthworm (earthworm ight soil) all has good activation to the physicochemical property of soil and soil ecosystem.
Embodiment
Below by embodiment, technical scheme of the present invention is described in further detail.
A kind of embodiment of a kind of sludge composting improvement method for afforesting matrix of the present invention comprises the steps: 1) planting site processes, and planting site arranged smooth, removes foreign material, and this kind of operation is conducive to turning over rake operation in subsequent step; 2) sludge composting product is spread on to planting site surface by every mu of sowing amount 5～15 sides, in the present invention, described sludge composting product is the sludge composting product of selling on market; 3) zeolite powder is spread on to planting site surface by every mu of sowing amount 0.2～3 side; 4) will be via step 2) and 3) material sowed, the degree of depth of planting site upper soll layer and the following 5～30cm in top layer with rake, sneaked into; 5) on the planting site of processing through step 4), according to every mu of 200～600 injected volumes, put into clear, the sensitive ripe earthworm of endless belt.To those skilled in the art, clear, the sensitive ripe earthworm of endless belt can directly can judge by naked eyes or simple shake-up.
Further, in order to prevent earthworm escape, preferably, the present invention is also provided with the husky net of implanting soil inside in the periphery of planting site, and the mesh of described gauze is less than the diameter of putting into earthworm.
Preferably, if laid turf is rolled up on described planting site, according to every mu of 200～600 injected volumes, directly put into clear, the sensitive ripe earthworm of endless belt.
If on described planting site planting site by or hedgerow, on described ground by or after hedgerow planted, then put into clear, the sensitive ripe earthworm of endless belt according to every mu of 200～600 injected volumes.
Inventive principle of the present invention and implementation process are:
The present invention mixes sludge composting product, zeolite powder, earthworm and native soil according to above-mentioned ratio, the sludge composting after said method improved treatment can enoughly be applicable to multiple planting technique, as mine reparation, alkaline land improving and prone soil modification etc.
Concrete principle comprises:
The present invention mixes zeolite powder in sludge composting product, and zeolite powder not only can have certain adsorption capacity to the heavy metal in soil, can also adsorb the most salinities in soil, has the effect of highly significant to reducing soil EC value.
Further, the present invention introduces soil animal earthworm in sludge composting improvement method, work and be: earthworm can be by the metabolic activity assimilation of self heavy metal in no-mobile reactor fertilizer product, meanwhile, the excreta of earthworm (wormcast) all has good activation to the physicochemical property of soil and soil ecosystem.
With solely use existing sludge composting product and compare, the present invention adds after earthworm and zeolite powder in sludge composting product, can reduce greatly the content of heavy metal in sludge composting product, reduce environmental pollution, increase Soil Microorganism group, promote the ratio of the activity of soil enzyme, the conversion that promotes the soil organic matter, raising soil nutrient and soil aggregate etc.Therefore in sludge composting product, add earthworm and zeolite powder not only can solve the high problem of content of beary metal in sludge composting product, also to sludge composting product, itself can play the effect of double optimization.
Theoretical foundation of the present invention is: first, sludge composting product self can provide a large amount of nutrient for soil, improve soil structure, promote the preserve moisture and fertility ability of soil.
The present invention, retaining the existing advantageous while of sludge composting product, provides deep technical scheme to its existing problem, and its principle comprises:
(1) reduce the content of heavy metal in sludge composting product, reduce environmental pollution
Earthworm, by Passive intake and the two kinds of approach of effect of ingesting, assimilates the heavy metal in sludge composting product or fixes, and has reduced enrichment and the impact on plant of heavy metal in soil.
(2) effect of the metabolite wormcast of earthworm to soil melioration:
1. can increase the quantity of soil porosity and aggregate, further the structure of soil be carried out to secondary reparation.
2. in wormcast the content of organic matter high, be rich in 16 kinds of necessary nutritive elements of plant growth and there is stimulating plant growing plants hormone, as gibberellin, growth hormone, the basic element of cell division etc., the quality of the growth of plant and raising crop is had to very significantly effect.
3. in wormcast, contain a large amount of multiple-microorganism such as a large amount of bacteriums, actinomycetes and fungi group, and reproduction speed is doubled and redoubled, become the decomposition center of soil, the metabolic activity of these microorganisms can further absorb again with no-mobile reactor fertilizer product in heavy metal, promote the conversion of the soil organic matter and the growth of plant.The application of earthworm in improving composting production has been not only the high problem of content of beary metal in single solution composting production as can be seen here, can rebuild soil ecosystem, activating soil.
(3) sludge composting product self EC value is high, after being manured into soil, through mineralization, its EC value is constantly increased, in sludge composting product, add zeolite powder except adsorbing the salt ion in composting production, reduce outside EC, can also effectively adsorb nitrogen and phosphorus in soil, prevent groundwater contamination.
(4) a large amount of mud that sewage treatment plant can be produced by the present invention are turned waste into wealth, and when having solved mud outlet, can also improve the deficiency existing in original composting production, therefore, have with low costly, use the features such as efficient, easy to operate.
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 (5)
1. for a sludge composting improvement method for afforesting matrix, it is characterized in that: described method comprises the steps:
1) planting site is processed, and planting site is arranged smooth, removes foreign material;
2) sludge composting product is spread on to planting site surface by every mu of sowing amount 5～15 sides;
3) zeolite powder is spread on to planting site surface by every mu of sowing amount 0.2～3 side;
4) will be via step 2) and 3) material sowed, the degree of depth of planting site upper soll layer and the following 5～30cm in top layer with rake, sneaked into;
5) on the planting site of processing through step 4), according to every mu of 200～600 injected volumes, put into clear, the sensitive ripe earthworm of endless belt.
2. sludge composting improvement method according to claim 1, is characterized in that: described sludge composting product is the sludge composting product of selling on market.
3. sludge composting improvement method according to claim 1, is characterized in that: the husky net of implanting soil inside is set in the periphery of planting site, and the mesh of described gauze is less than the diameter of putting into earthworm.
4. sludge composting improvement method according to claim 1, is characterized in that: if laid turf is rolled up on described planting site, according to every mu of 200～600 injected volumes, directly put into clear, the sensitive ripe earthworm of endless belt.
5. sludge composting improvement method according to claim 1, it is characterized in that: if on described planting site planting site by or hedgerow, on described ground by or after hedgerow planted, then put into clear, the sensitive ripe earthworm of endless belt according to every mu of 200～600 injected volumes.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310504562.5A CN103535131B (en) | 2013-10-23 | 2013-10-23 | A kind of sludge compost improvement method for afforesting matrix |
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| CN201310504562.5A CN103535131B (en) | 2013-10-23 | 2013-10-23 | A kind of sludge compost improvement method for afforesting matrix |
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| CN103535131A true CN103535131A (en) | 2014-01-29 |
| CN103535131B CN103535131B (en) | 2016-01-06 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104429471A (en) * | 2014-11-07 | 2015-03-25 | 南开大学 | Method for planting green plants in saline-alkali soil with fermentation sludge |
| CN110683902A (en) * | 2019-11-22 | 2020-01-14 | 中国热带农业科学院分析测试中心 | Fertilizer suitable for artemisia selengensis and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL1012827C2 (en) * | 1999-08-13 | 2001-02-14 | Tardy Vermicultures B V | Cultivation soil improvement process comprises treating with worms, worm food and a seaweed-containing product |
| CN101045650A (en) * | 2007-04-27 | 2007-10-03 | 中国科学院生态环境研究中心 | Restoration of polluted soil using activity sludge and biomass waste material |
| CN102301848A (en) * | 2011-06-30 | 2012-01-04 | 李学麒 | Method for comprehensively improving saline and alkaline land soil |
| CN102823355A (en) * | 2012-09-13 | 2012-12-19 | 新疆农业大学 | Soil improvement method |
-
2013
- 2013-10-23 CN CN201310504562.5A patent/CN103535131B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL1012827C2 (en) * | 1999-08-13 | 2001-02-14 | Tardy Vermicultures B V | Cultivation soil improvement process comprises treating with worms, worm food and a seaweed-containing product |
| CN101045650A (en) * | 2007-04-27 | 2007-10-03 | 中国科学院生态环境研究中心 | Restoration of polluted soil using activity sludge and biomass waste material |
| CN102301848A (en) * | 2011-06-30 | 2012-01-04 | 李学麒 | Method for comprehensively improving saline and alkaline land soil |
| CN102823355A (en) * | 2012-09-13 | 2012-12-19 | 新疆农业大学 | Soil improvement method |
Non-Patent Citations (1)
| Title |
|---|
| 柴晓利 等: "《固体废弃物堆肥原理与技术》", 30 September 2005, 化学工学出版社, article "第4节、污泥堆肥；三、需要注意的问题；第六节 蚯蚓处理有机废物；四、蚯蚓粪有机肥的特点" * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104429471A (en) * | 2014-11-07 | 2015-03-25 | 南开大学 | Method for planting green plants in saline-alkali soil with fermentation sludge |
| CN110683902A (en) * | 2019-11-22 | 2020-01-14 | 中国热带农业科学院分析测试中心 | Fertilizer suitable for artemisia selengensis and preparation method thereof |
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| Publication number | Publication date |
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| CN103535131B (en) | 2016-01-06 |
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