CN102617196A - Method for quick composting of grass scraps - Google Patents
Method for quick composting of grass scraps Download PDFInfo
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- CN102617196A CN102617196A CN2012100868636A CN201210086863A CN102617196A CN 102617196 A CN102617196 A CN 102617196A CN 2012100868636 A CN2012100868636 A CN 2012100868636A CN 201210086863 A CN201210086863 A CN 201210086863A CN 102617196 A CN102617196 A CN 102617196A
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- grass scraps
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Abstract
The invention discloses a method for quick composting of grass scraps, which includes first adding EM composite fungicide in crushed grass scraps, completely and evenly mixing the mixture, conducting high temperature aerobic fermentation, enabling a fermentation device to be in stacking mode, conducting manual pile turning, maintaining the temperature in the range of 50-80 DEG C for at least 8 days when the fermentation temperature reaches the value, and finishing compositing after C/N decreases to below 20. The method can enable lawn grass scraps to be quickly composted and decomposed, enables grass scraps in garden garbage to be quickly recycled and reduced, shortens composting and decomposing time of the grass scraps, is capable of increasing content of nitrogen in composting products, reduces composting unit weight of the garden garbage, improves composting product quality, and resolves the problem that grass scraps garbage is too large in storage and large in occupied space in a lawn vigorous growth period.
Description
Technical field
The present invention relates to a kind of garden garbage quick composting technique, relate in particular to a kind of method of grass bits high-rate composting.
Background technology
Urban landscaping is built develop rapidly, and the output of garden garbage such as the beta pruning that produces in the maintenance management, grass bits constantly increases, and the processing of grass bits becomes puzzlement turf management person's a big problem undoubtedly, and most of grass bits all are taken as rubbish and abandon.Because contain a large amount of elements in the grass bits, especially N is plain, and has the danger of pesticide residue, the waste that grass bits rubbish is not only resource also pollutes the environment.
Less to the research of grass bits high-rate composting at present, still, certain achievement has been arranged to the research of organic waste oxygen consumption compost.In the prior art; Chinese patent (CN99111417.5) aerobic composting process by using organic rejected material; It is a kind of technology of adding flyash as high-temperature aerobic promotor, through the biological metabolism effect of aerobic mikrobe, makes the organism in the organic waste be converted into organic fertilizer; Make refuse obtain utilizing, purified environment.Simultaneously owing to added flyash, overcome that existing process stream is clamminess, the shortcoming of air permeability difference, shortened the compost time, the compost effect is relatively good.
The shortcoming of above-mentioned prior art is: quality of compost products does not improve.
Summary of the invention
The purpose of this invention is to provide a kind of method that can make turfgrass bits high-rate composting become thoroughly decomposed, improve the grass bits high-rate composting of quality of compost products.
The objective of the invention is to realize through following technical scheme:
The method of grass bits high-rate composting of the present invention comprises step:
At first, add the EM composite fungus agent in the grass bits after pulverizing, behind abundant mixing, carry out high-temperature aerobic fermentation, fermentation unit is a stack type, the pedestrian worker's turning of going forward side by side;
When leavening temperature reaches 50-80 ℃, this temperature maintenance at least 8 days, and after C/N reduced to below 20, compost finished.
Technical scheme by the invention described above provides can be found out, the method for grass bits high-rate composting provided by the invention is owing to add the EM composite fungus agent in the bits of the grass after pulverizing; Behind abundant mixing; Carry out high-temperature aerobic fermentation, fermentation unit is a stack type, the pedestrian worker's turning of going forward side by side; When leavening temperature reaches 50-80 ℃, this temperature maintenance at least 8 days, and after C/N reduced to below 20, compost finished.Turfgrass bits high-rate composting is become thoroughly decomposed, can make garden garbage grass bits quick resource, minimizing, can shorten the grass bits compost maturity time; And can improve the content of the full nitrogen of composting production; Reduce garden waste compost unit weight, improve quality of compost products, solve the lawn growth animated period; Grass bits rubbish storing excess, big problem takes up room.
Embodiment
To do to describe in detail further to the embodiment of the invention below.
The method of grass bits high-rate composting of the present invention, its preferable embodiment comprises step:
At first, add the EM composite fungus agent in the grass bits after pulverizing, behind abundant mixing, carry out high-temperature aerobic fermentation, fermentation unit is a stack type, the pedestrian worker's turning of going forward side by side;
When leavening temperature reaches 50-80 ℃, this temperature maintenance at least 8 days, and after C/N reduced to below 20, compost finished.
The pulverizing length of said grass bits is 2-5cm, derives from the urban afforestation lawn.
Said EM composite fungus agent comprises milk-acid bacteria, yeast, and this composite fungus agent can suppress the harmful microbe growth and breeding, shortens the compost maturity time.
Said grass bits are 500: 1 with the mass mixing ratio example of said EM composite fungus agent.
When the leavening temperature of said high-temperature aerobic fermentation reached more than 50 ℃, turning in time guaranteed heap body oxygen level.
The 1st week of compost, artificial turning in per 3 days 1 time, afterwards, turning is 1 time weekly.
The length of the heap body of said stack type fermentation unit is respectively 1.5 meters, 1.5 meters, 1 meter, the stack type less investment, and product stability is better relatively.
The present invention can make turfgrass bits high-rate composting become thoroughly decomposed, and can make garden garbage grass bits quick resource, minimizing.Simultaneously, owing to add inoculating microbe microbial inoculum (EM composite fungus agent), can shorten the grass bits compost maturity time; And can improve the content of the full nitrogen of composting production, reduce garden waste compost unit weight, improve quality of compost products, solve the lawn growth animated period, grass bits rubbish storing excess, big problem takes up room.
The present invention is mainly by following several kinds of performances:
The grass bits mix by mass ratio with complex micro organism fungicide at 500: 1, adopt bar shaped buttress formula to bank up, the 1st week of compost, adopt artificial turning in per 3 days 1 time, and afterwards, turning is 1 time weekly; Every morning, 9 employing mercurythermometers were measured heap temperature, compost the 1st, 4,7,14d, the compound sample of getting top, middle part, the bottom of heap body is respectively measured its C/N (carbon/nitrogen), pH changes; Grass bits heap body C/N lowering speed is fast; Shortened the time of compost maturity, C/N drops to below 20 in the composting process, explains that promptly compost is near finishing; Last pH meets the final requirement of composting production near neutral.Temperature, pH, C/N dynamic change in the analysis-by-synthesis composting process, add EM composite fungus agent treatment effect become thoroughly decomposed the time short, product quality is excellent.
Specific examples:
The grass bits are mixed by mass ratio with complex micro organism fungicide at 500: 1, adopt bar shaped buttress formula to bank up, heap body length is respectively 1.5,1.5 and 1 meters; Its medium-height grass bits are long for 2-5cm, in first week of compost, adopt artificial turning in per 3 days once; Afterwards, turning is once weekly.
Every morning, 9 employing mercurythermometers were measured heap temperature, from top, four sides of heap body TM were inserted its inside respectively, took reading, and calculated its medial temperature, as the temperature of heap body.At the 1st, 4,7,14 day of compost, get top, the middle part of heap body respectively, the compound sample of bottom is measured, the biased sample total amount is no more than 500g.Measure the pH value with pHS-25 type acidometer, C/N pulverizes the back in the compound sample oven dry and measures, and the content of C adopts potassium bichromate titrimetric method-outer heating method, and the content of N adopts nitrogen determination, and water ratio adopts normal pressure freeze-day with constant temperature method to measure.
The above; Be merely the preferable embodiment of the present invention, but protection scope of the present invention is not limited thereto, any technician who is familiar with the present technique field is in the technical scope that the present invention discloses; The variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claims.
Claims (7)
1. the method for a grass bits high-rate composting is characterized in that, comprises step:
At first, add the EM composite fungus agent in the grass bits after pulverizing, behind abundant mixing, carry out high-temperature aerobic fermentation, fermentation unit is a stack type, the pedestrian worker's turning of going forward side by side;
When leavening temperature reaches 50-80 ℃, this temperature maintenance at least 8 days, and after C/N reduced to below 20, compost finished.
2. the method for grass bits high-rate composting according to claim 1 is characterized in that the pulverizing length of said grass bits is 2-5cm, derives from the urban afforestation lawn.
3. the method for grass bits high-rate composting according to claim 2 is characterized in that said EM composite fungus agent comprises milk-acid bacteria, yeast.
4. the method for grass bits high-rate composting according to claim 3 is characterized in that, said grass bits are 500: 1 with the mass mixing ratio example of said EM composite fungus agent.
5. the method for grass bits high-rate composting according to claim 1 is characterized in that, when the leavening temperature of said high-temperature aerobic fermentation reaches more than 50 ℃, and turning in time.
6. the method for grass bits high-rate composting according to claim 5 is characterized in that, the 1st week of compost, and artificial turning in per 3 days 1 time, afterwards, turning is 1 time weekly.
7. the method for grass bits high-rate composting according to claim 1 is characterized in that the length of the heap body of said stack type fermentation unit is respectively 1.5 meters, 1.5 meters, 1 meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100868636A CN102617196A (en) | 2012-03-28 | 2012-03-28 | Method for quick composting of grass scraps |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100868636A CN102617196A (en) | 2012-03-28 | 2012-03-28 | Method for quick composting of grass scraps |
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| CN102617196A true CN102617196A (en) | 2012-08-01 |
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| CN2012100868636A Pending CN102617196A (en) | 2012-03-28 | 2012-03-28 | Method for quick composting of grass scraps |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104150990A (en) * | 2014-08-20 | 2014-11-19 | 湖南湘植园林科技有限公司 | Preparation method of environmental protection plant matrix |
| CN106810303A (en) * | 2017-01-12 | 2017-06-09 | 西北农林科技大学 | A kind of preparation method of turfgrass compost tea and its application |
Citations (4)
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| FR2618426B1 (en) * | 1987-07-21 | 1991-06-14 | Anred | METHOD AND INSTALLATION FOR THE COMPOSTING TREATMENT OF PLANT WASTE |
| CN101723720A (en) * | 2010-01-20 | 2010-06-09 | 华南理工大学 | Method for preparing biological organic fertilizer by papermaking sludge |
| CN102010239A (en) * | 2010-12-29 | 2011-04-13 | 攀枝花钢城集团绿源风景园林绿化有限公司 | Organic fertilizer and preparation method thereof |
| CN102746043A (en) * | 2012-06-19 | 2012-10-24 | 上海市园林科学研究所 | Method for preparing seedling medium by using greening plant waste |
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2012
- 2012-03-28 CN CN2012100868636A patent/CN102617196A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2618426B1 (en) * | 1987-07-21 | 1991-06-14 | Anred | METHOD AND INSTALLATION FOR THE COMPOSTING TREATMENT OF PLANT WASTE |
| CN101723720A (en) * | 2010-01-20 | 2010-06-09 | 华南理工大学 | Method for preparing biological organic fertilizer by papermaking sludge |
| CN102010239A (en) * | 2010-12-29 | 2011-04-13 | 攀枝花钢城集团绿源风景园林绿化有限公司 | Organic fertilizer and preparation method thereof |
| CN102746043A (en) * | 2012-06-19 | 2012-10-24 | 上海市园林科学研究所 | Method for preparing seedling medium by using greening plant waste |
Non-Patent Citations (1)
| Title |
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| 魏元帅等: "添加辅料及引入外源微生物对草屑堆肥的影响", 《农业环境科学学报》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104150990A (en) * | 2014-08-20 | 2014-11-19 | 湖南湘植园林科技有限公司 | Preparation method of environmental protection plant matrix |
| CN104150990B (en) * | 2014-08-20 | 2016-08-17 | 湖南湘植园林科技有限公司 | A kind of preparation method of plant substrates |
| CN106810303A (en) * | 2017-01-12 | 2017-06-09 | 西北农林科技大学 | A kind of preparation method of turfgrass compost tea and its application |
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Application publication date: 20120801 |