CN1559989A - Method for promoting compost of inoculating refuse compost percolate cultivated by microorganic circulation strength - Google Patents
Method for promoting compost of inoculating refuse compost percolate cultivated by microorganic circulation strength Download PDFInfo
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- CN1559989A CN1559989A CNA2004100218703A CN200410021870A CN1559989A CN 1559989 A CN1559989 A CN 1559989A CN A2004100218703 A CNA2004100218703 A CN A2004100218703A CN 200410021870 A CN200410021870 A CN 200410021870A CN 1559989 A CN1559989 A CN 1559989A
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- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
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- Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
Abstract
The invention discloses a circularly strengthening, culturing and compost-inoculating method of microbes in compost extravasate, in the stage of primary fermenting compost every time, culturing a part of extravasate in a high-temperature bacterium culture device and a cellulolytic bacterium culture device, respectively, so as to make a high-tempeature inoculant A and a cellulolytic inoculant B. Aa starting primary fermenting stage, inoculating the piled stock with the high-temperature inoculant, mixing uniformly and making high-temperature fermentation; as the temperature is lowered, inoculating the cellulolytic inoculant, mixing with the piled stock uniformly, and making secondary fermentation; and making the generated partical extravasate from each bacth of piled stock flow back to the two culture devices for culturing and being inoculated in the next-batch rubbish piled stock. It accelerates composting action by the made inoculants and gradually-increasing dominant microbes after inoculating, and the microbes are directly taken from local rubbishes. It has very good dynamic self-adaptability and the preparation of inoculants is low-cost and simple and easy to operate.
Description
Technical field the present invention relates to the domestic refuse aerobic compost method, is specifically related to utilize after microorganism is made microbial inoculum through the circulation hot housing in the transudate that garbage compost produces, and is inoculated into the method for carrying out aerobic fermentation in the rubbish material.
The background technology garbage compost is under suitable water, gas condition, makes the organic matter stabilization under microbial process in the rubbish, finally forms the process of similar humic substance.The tradition composting process is utilized indigenous microorganism in the compost material, is aided with conditions such as the water ratio of artificial regulatory and ventilation, and the structure of community of microorganism is according to envrionment conditions and inner biological property and variation naturally in whole composting process.Because microorganism concn is often lower in the compost initial stage windrow, and environmental change is fierce in composting process, and the dominant microflora in each stage of compost is difficult for forming and enrichment, makes fermentation period longer, and frowziness generation and fertilizer efficiency are lower.So someone adopts the method for adding microbiobacterial agent at the compost initial stage in the windrow, improve the efficient and the fertilizer efficiency of compost.In these class methods, the microbiobacterial agent of interpolation all is the pure culture microorganism after artificial selection, makes a kind of fungicide preparation process complicated, and usually needs the input of a large amount of people, wealth and thing, so the cost of microbial inoculum is higher.In the Chinese invention patent application 03118137.6 disclosed " twice microbe inoculation composite fungus agent composting process ", the preparation of composite fungus agent is after pure strain is taken out from the inclined-plane of preservation, carry out one-level with multiple substratum such as beef-protein medium, malt extract medium, Cha Shi substratum, Ashby nitrogen-free agars respectively and spread cultivation, carry out secondary after being mixed in proportion then again and spread cultivation and be prepared from.Need a large amount of special culture medium of preparation in this method, and spread cultivation, for scale operation through secondary, dosing is big, and also will be equipped with the preservation facility of pure strain, the operative technique when spreading cultivation inoculation requires also higher, and there is the possibility that microbial inoculum usefulness is reduced because of " contaminated " in pure strain.
For the general method of inoculating microbial inoculum in windrow, no matter the microbial inoculum of preparation is to add at the compost initial stage, still add stage by stage, and usually be disposable being consumed, the microbial inoculum utilization ratio is low, increases compost running cost greatly.So have and utilize matured compost to reflux or with the windrow in the composting process (bacterial manure) backflow vaccination ways.In the Chinese invention patent application 02120353.9 disclosed " three stage temperature control method for preparing compost ", carry out aerobic fermentation by the specific complex micro organism fungicide of interpolation in windrow and make function bacterial manure, inoculum size reaches 20% when next compost.Because the backflow of windrow makes the more traditional compost of volume of composting device increase by 20%, in engineering construction, may increase part investment and working cost in this method.
In addition, environmental properties when general microbial inoculum carries out pure culture and the envrionment conditions of rubbish windrow are widely different, because microbial inoculum moiety and proportioning also are certain, therefore in using, there is adaptive problem for different local rubbish, may cause with a kind of microbial inoculum effectively, use the then phenomenon of DeGrain in other places some local rubbish.There are competition in microorganism and indigenous microorganism with stylish access, can not bring into play its material decomposition potentiality under the pure culture condition.
The deficiency that summary of the invention exists at above-mentioned prior art, the object of the invention is to provide a kind of easy garbage compost fungicide preparation and inoculation method, make full use of in the rubbish indigenous microorganism adaptability preferably, directly will make microbial inoculum from the hot housing that circulates of the microorganism of rubbish, inoculate among the windrow, by the natural selection effect, diversity of microorganism in the microbial inoculum and the synergy between microorganism are becomed more consummate day by day, reach low-cost, efficiently promote the purpose that garbage compost is handled.
The present invention seeks to realize that by a kind of garbage compost transudate microorganism circulation hot housing inoculation method its key step is as follows:
1) since the compost first time, the transudate that pliotherm period in one time fermentation stage of each garbage compost produces is got a part, be back to respectively in high temperature bacterium incubator and the cellulose-decomposing bacterium incubator and cultivate, make high temperature microbial inoculum A and cellulose-decomposing bacterium agent B;
2) in the one time fermentation stage of organic domestic waste compost, the weight ratio inoculation high temperature microbial inoculum A by 0.5～1.0% mixes back forced ventilation compost fermentation; After compost temperature was reduced to below 50 ℃, the weight ratio inoculation cellulose-decomposing bacterium agent B by 0.5～1.0% carried out the Secondary Fermentation compost behind the mixing;
3) last time the transudate of rubbish windrow generation is made high temperature microbial inoculum A and cellulose-decomposing bacterium agent B through cultivation, be inoculated in respectively in the windrow in one time fermentation stage of this compost and Secondary Fermentation stage, and high temperature microbial inoculum A and cellulose-decomposing bacterium agent B that the transudate that this garbage compost produces is made through cultivation, be inoculated in respectively again in the inferior windrow in back, so constitute transudate microorganism circulation hot housing inoculation.
4) before the compost first time, from the water-leach liquor of local crude waste, soil or garbage compost, extract microorganism, concrete grammar is by chosen material: distilled water is mixing in 1: 4, with 150r/min reciprocating vibration device effect 10-20min, the supernatant liquor that leaves standstill behind the 3-10min is leach liquor, then leach liquor is entered high temperature bacterium incubator respectively and the cellulose-decomposing bacterium incubator carries out hot housing, make original high temperature bacteria agent A and cellulose-decomposing bacterium agent B, be inoculated in respectively in the windrow in one time fermentation stage of compost for the first time and Secondary Fermentation stage;
5) for the first time during compost, in the organic domestic waste windrow one time fermentation stage, the weight ratio inoculation high temperature microbial inoculum A by 0.5～1.0% mixes back forced ventilation thermophilic fermentation; After compost temperature was reduced to below 50 ℃, the weight ratio inoculation cellulose-decomposing bacterium agent B by 0.5～1.0% carried out Secondary Fermentation behind the mixing.
6) high temperature bacterium incubator microbial inoculum amount is 2 times of compost inoculum size each time, each transudate amount of getting that flows into incubator is 10～20% of a microbial inoculum amount, 3～5 days transudate after getting compost and reaching second day of the highest temperature or begin to flow out transudate, new cultivation base unit weight of replenishing is 30～40% of a microbial inoculum amount, the composition of high temperature microbial inoculum substratum: extractum carnis 0.5%, peptone 1.0%, K
2HPO
40.1%, CaCO
30.1%, pH 7.0,55 ℃ of culture temperature;
7) cellulose-decomposing bacterium incubator microbial inoculum amount is 2.5～3 times of compost inoculum size each time, each transudate amount of getting that flows into incubator is 10～20% of a microbial inoculum amount, get compost from the highest temperature reduce to below 50 ℃ or begin to flow out transudate after 6～9 days transudate, new cultivation base unit weight of replenishing is 20～30% of a microbial inoculum amount, the composition of cellulose-decomposing bacterium agent substratum: CMC-Na 0.5%, cotton seed hulls 2.0%, (NH
4)
2SO
40.2%, K
2HPO
40.1%, KH
2PO
40.05%, MgSO
40.05%, 40 ℃ of culture temperature.
8) rubbish of one time fermentation stage compost can be through sorting or only choose through rough segmentation the organic domestic waste of (only removing degranulation greater than the above solids of 10cm), water ratio 50～60%, organic content 40～60%; Secondary Fermentation rubbish is the domestic refuse through sieving and sorting behind the one time fermentation, and solids particles is less than 3～5cm.
The present invention is a kind of method for producing domestic garbage compost of easy microbiobacterial agent preparation inoculation, the a part of transudate that produces in the compost initial stage thermophilic fermentation process is cultivated in high temperature bacterium incubator and CELLULOLYTIC BACTERIUM incubator respectively, makes high temperature microbial inoculum A and cellulose-decomposing bacterium agent B.High temperature microbial inoculum A mainly is to increase initial thermophilic microorganism quantity in the rubbish in compost one time fermentation (pre-fermentation) inoculation when stage begins, and promotes perishable organic degraded in the rubbish material, makes the temperature of charge fast rise, kills the pathogenic bacteria in the rubbish.Cellulose-decomposing bacterium agent B mainly is the degradation capability that strengthens Mierocrystalline cellulose, xylogen etc. in the windrow in Secondary Fermentation (main fermentation stage) stage inoculation, promotes the formation of soil ulmin, quickens the stable of rubbish and becomes thoroughly decomposed.Cultivate because a part of transudate that each compost produces all flow back in high temperature bacterium incubator and the CELLULOLYTIC BACTERIUM incubator,---produce the transudate circulation hot housing vaccination ways of transudate---hot housing---inoculation microbial inoculum compost thereby form inoculation microbial inoculum compost.Present method makes full use of a large amount of microorganisms that contain in the rubbish material, by natural selection effect and hot housing, along with the increase of cycle index, the superior microorganism in the material is increased gradually, to the promoter action raising of compost.Simultaneously, present method microorganism is directly taken from local rubbish, and good adaptivity is arranged, and the fungicide preparation cost is low, operates simple and easy.
The invention will be further described below in conjunction with the drawings and specific embodiments for description of drawings.
Fig. 1 is a process flow sheet of the present invention.
Fig. 2 is that ammonia-nitrogen content changes comparison diagram in the compost different steps windrow
Organic carbon content changes comparison diagram in Fig. 3 compost different steps windrow
Embodiment (referring to accompanying drawing 1): Fig. 1 is a process flow sheet of the present invention; Among the present invention, after the garbage of residential areas rough segmentation chosen, the weight ratio by 0.5～1.0% added high temperature bacteria agent A, sent in one time fermentation (pre-fermentation) compost reactor; After the end of one time fermentation stage, with the rubbish turning of compost,, enter in the Secondary Fermentation compost reactor through screening and letter sorting, press 0.5～1.0% weight ratio adding cellulose-decomposing bacterium agent B simultaneously, carry out Secondary Fermentation; After treating the end of Secondary Fermentation compost stage, can be used as afforestation with fertile through the product after the processing such as screening.
In fact, owing to all there is every day rubbish to produce, all there is every day rubbish to need to handle, so the present invention makes high temperature microbial inoculum A and cellulose-decomposing bacterium agent B with the transudate of garbage compost last time through cultivation, be inoculated in respectively in the windrow in one time fermentation stage of this compost and Secondary Fermentation stage, and high temperature microbial inoculum A and cellulose-decomposing bacterium agent B that the transudate that this garbage compost produces is made through cultivation, be inoculated in respectively again in the inferior windrow in back, so constitute transudate microorganism circulation hot housing inoculation.
High temperature bacterium incubator microbial inoculum amount is 2 times of compost inoculum size each time among Fig. 1, transudate is got the 3rd～5 day the transudate that compost reaches second day of the highest temperature or begins to flow out transudate, the transudate amount of getting that flows into incubator is 10～20% of a microbial inoculum amount, new cultivation base unit weight of replenishing is 30～40% of a microbial inoculum amount, the composition of high temperature microbial inoculum substratum: extractum carnis 0.5%, peptone 1.0%, K
2HPO
40.1%, CaCO
30.1%, pH 7.0,55 ℃ of culture temperature;
Cellulose-decomposing bacterium incubator microbial inoculum amount is 2.5～3 times of compost inoculum size each time, transudate is got compost and is reduced to below 50 ℃ or begin to flow out the 6th～9 day transudate of transudate from the highest temperature, the transudate amount of getting that flows into incubator is 10～20% of a microbial inoculum amount, new cultivation base unit weight of replenishing is 20～30% of a microbial inoculum amount, the composition of cellulose-decomposing bacterium agent substratum: CMC-Na 0.5%, cotton seed hulls 2.0%, (NH
4)
2SO
40.2%, K
2HPO
40.1%, KH
2PO
40.05%, MgSO
40.05%, pH nature, 40 ℃ of culture temperature.
The domestic refuse of one time fermentation stage compost can be through sorting or only choose through rough segmentation the organic domestic waste of (only removing degranulation greater than the above solids of 10cm), water ratio 50～60%, organic content 40～60%; After the one time fermentation stage finished, with the rubbish turning of compost, through screening and letter sorting, the solids particles that the place to go is big and other impurity made solids particles less than 3～5cm.In rubbish, add cellulose-decomposing bacterium agent B again, carry out Secondary Fermentation; After Secondary Fermentation finishes, through screening wait after handling fertilizer.If will improve the fertilizer quality, can add a small amount of chemical fertilizer, and processes such as drying and granulation.
For the first time before the compost, owing to do not contain the transudate of local microorganism accordingly, so have only from local crude waste, extract this kind microorganism in the water-leach liquor of soil or garbage compost, concrete grammar is by chosen material: distilled water is mixing in 1: 4, with 150r/min reciprocating vibration device effect 10-20min, the supernatant liquor that leaves standstill behind the 3-10min is leach liquor, then leach liquor is entered high temperature bacterium incubator respectively and the cellulose-decomposing bacterium incubator carries out hot housing, make original high temperature bacteria agent A and cellulose-decomposing bacterium agent B, be inoculated in respectively in the windrow in one time fermentation stage of compost for the first time and Secondary Fermentation stage.For the first time during compost, in the organic domestic waste windrow one time fermentation stage, the weight ratio inoculation high temperature microbial inoculum A by 0.5～1.0% mixes back forced ventilation thermophilic fermentation; After compost temperature was reduced to below 50 ℃, the weight ratio inoculation cellulose-decomposing bacterium agent B by 0.5～1.0% carried out Secondary Fermentation behind the mixing.
(referring to accompanying drawing 2,3) Fig. 2 is that ammonia-nitrogen content changes comparison diagram, Fig. 3 is that organic carbon content changes comparison diagram.
Get certain garbage of residential areas gathering station new refuse 80kg, after thick solids such as stone, carton, plastics shopping handbag are sorted out, record water ratio 58%, organic content 40% is divided into about 40kg two heaps of weight.A pile (hereinafter to be referred as the microbial inoculum group) is inoculated original high temperature microbial inoculum A by 0.5～1.0% weight ratio, and another heap (hereinafter to be referred as control group) is respectively charged into two identical compost reactors by same ratio weight adding distil water.The fermentation of employing intermittent aeration, ventilation 3min stops 17min, ventilation 1.0～1.2m
3O
2/ h.When heap temperature is reduced to below 50 ℃ (compost 10d), carry out turning, with the plastics bag in the windrow, metal cap, waddy etc. is sorted out simultaneously, and wherein microbial inoculum group windrow water ratio 52.05%, organic content 39.47%; Control group windrow water ratio 55.03%, organic content 34.39%.The microbial inoculum group is inoculated cellulose-decomposing bacterium agent B by 0.5～1.0% weight ratio before Secondary Fermentation, and control group adopts the intermittent aeration fermentation by same ratio weight adding distil water, and ventilation 3min stops 17min, ventilation 0.8～0.9m
3O
2/ h.
The inventive method is compared with traditional compost method, is better than traditional compost method at the maintenance aspects such as (ammonia-nitrogen content increases) to organic degraded (organic carbon content reduction) and fertilizer efficiency, and its reaction effect is seen Fig. 2 and Fig. 3.
Present method with screening and the cultivation of the indigenous microorganism in the rubbish by two kinds of incubators, makes the effective microbe of garbage compost different steps be bred and strengthen on the basis of traditional garbage compost technology; Compare with the microbial inoculum of present use, the microbial inoculum of present method preparation is formed and quantitatively is constantly to change in microorganism, in implementation process, owing to be to prepare microbial inoculum by circulation hot housing to the transudate microorganism, utilize natural selection effect and ecological principle, diversity of microorganism in the microbial inoculum and the synergy between microorganism are becomed more consummate day by day, reach the purpose that promotes that garbage compost is handled.Present technique is developed at the less-developed present situation of samll cities and towns' economic technology in China, and microbial inoculum screening and preparation manipulation program are simple, can move continuously under the control automatically; The microbial inoculum of preparation is contacted directly with composting process on microorganism is formed, and has dynamic self-adapting, can avoid conventional microbial inoculum " pollution " and " decline " problem in use; Fungicide preparation is with low cost.
Claims (4)
1, a kind of garbage compost transudate microorganism circulation hot housing inoculation compost method is characterized in that key step is as follows:
1) since the compost first time, the transudate that pliotherm period in one time fermentation stage of each garbage compost produces is got a part, be back to respectively in high temperature bacterium incubator and the cellulose-decomposing bacterium incubator and cultivate, make high temperature microbial inoculum A and cellulose-decomposing bacterium agent B;
2) in the one time fermentation stage of organic domestic waste compost, the weight ratio inoculation high temperature microbial inoculum A by 0.5～1.0% mixes back forced ventilation fermentation; After compost temperature was reduced to below 50 ℃, the weight ratio inoculation cellulose-decomposing bacterium agent B by 0.5～1.0% carried out the Secondary Fermentation compost behind the mixing;
3) last time the transudate of windrow generation is made high temperature microbial inoculum A and cellulose-decomposing bacterium agent B through cultivation, be inoculated in respectively in the windrow in one time fermentation stage of this compost and Secondary Fermentation stage, and high temperature microbial inoculum A and cellulose-decomposing bacterium agent B that the transudate that this garbage compost produces is made through cultivation, be inoculated in respectively again in the inferior windrow in back, so constitute transudate microorganism circulation hot housing inoculation.
2, garbage compost transudate microorganism circulation hot housing inoculation compost method as claimed in claim 1 is characterized in that:
1) before the compost first time, from the water-leach liquor of local crude waste, soil or garbage compost, extract microorganism, concrete grammar is by chosen material: distilled water is mixing in 1: 4, with 150r/min reciprocating vibration device effect 10-20min, the supernatant liquor that leaves standstill behind the 3-10min is leach liquor, then leach liquor is entered high temperature bacterium incubator respectively and the cellulose-decomposing bacterium incubator carries out hot housing, make original high temperature bacteria agent A and cellulose-decomposing bacterium agent B, be inoculated in respectively in the windrow in one time fermentation stage of compost for the first time and Secondary Fermentation stage.
2) for the first time during compost, in the organic domestic waste windrow one time fermentation stage, the weight ratio inoculation high temperature microbial inoculum A by 0.5～1.0% mixes back forced ventilation thermophilic fermentation; After compost temperature was reduced to below 50 ℃, the weight ratio inoculation cellulose-decomposing bacterium agent B by 0.5～1.0% carried out Secondary Fermentation behind the mixing.
3, garbage compost transudate circulation hot housing inoculation compost method as claimed in claim 1 or 2 is characterized in that:
1) high temperature bacterium incubator microbial inoculum amount is 2 times of compost inoculum size each time, and the leach liquor amount of getting that at every turn flows into incubator is 10～20% of a microbial inoculum amount, chooses back 3～5 days transudate that compost reaches second day of the highest temperature or begins to flow out transudate; New cultivation base unit weight of replenishing is 30～40% of a microbial inoculum amount, the composition of high temperature microbial inoculum substratum: extractum carnis 0.5%, peptone 1.0%, K
2HPO
40.1%, CaCO
30.1%, pH7.0,55 ℃ of culture temperature;
2) cellulose-decomposing bacterium incubator microbial inoculum amount is 2.5～3 times of compost inoculum size each time, each leach liquor amount of getting that flows into incubator is 10～20% of a microbial inoculum amount, choosing compost reduces to below 50 ℃ or begins to flow out back 6～9 days transudate of transudate from the highest temperature, new cultivation base unit weight of replenishing is 20～30% of a microbial inoculum amount, the composition of cellulose-decomposing bacterium agent substratum: CMC-Na 0.5%, cotton seed hulls 2.0%, (NH
4)
2SO
40.2%, K
2HPO
40.1%, KH
2PO
40.05%, MgSO
40.05%, 40 ℃ of culture temperature.
4, garbage compost transudate circulation hot housing inoculation compost method as claimed in claim 1 or 2 is characterized in that:
The rubbish of one time fermentation stage compost can be through sorting or only choose through rough segmentation the organic domestic waste of (only removing degranulation greater than the above solids of 10cm), water ratio 50～60%, organic content 40～60%; Secondary Fermentation rubbish is the domestic refuse through sieving and sorting behind the one time fermentation, and solids particles is less than 3～5cm.
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|---|---|---|---|
| CNB2004100218703A CN1271010C (en) | 2004-02-18 | 2004-02-18 | Method for promoting compost of inoculating refuse compost percolate cultivated by microorganic circulation strength |
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| CN1559989A true CN1559989A (en) | 2005-01-05 |
| CN1271010C CN1271010C (en) | 2006-08-23 |
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ID=34440883
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1331820C (en) * | 2006-01-06 | 2007-08-15 | 大连广垠生物农药有限公司 | Preparation method of fermented bacterium slurry of lignocellulose organic fertilizer |
| CN101088965B (en) * | 2007-03-31 | 2011-03-23 | 杨培根 | City refuse re-fermenting process |
| CN101704689B (en) * | 2009-12-03 | 2012-11-21 | 河南工业大学 | Composting method for inoculating compound bacterium agent in secondary fermentation stage |
| CN106399449A (en) * | 2016-09-14 | 2017-02-15 | 东北农业大学 | Identification method of compost dominant microbe low nutrition limiting factor |
| CN106431534A (en) * | 2016-09-21 | 2017-02-22 | 华南理工大学 | Method of exploiting composite fungus agent to oxygenate manure from mud |
| CN106905006A (en) * | 2017-02-23 | 2017-06-30 | 华南理工大学 | A kind of method for carrying out sludge aerobic compost using high temperature bacterium and white-rot fungi synergy |
| CN111197007A (en) * | 2020-01-20 | 2020-05-26 | 南京大学（溧水）生态环境研究院 | Production method of high-efficiency bacterial bricks for composting |
| CN113912430A (en) * | 2021-11-09 | 2022-01-11 | 沈阳建筑大学 | Method for treating rural multi-source organic solid waste |
| CN114105688A (en) * | 2021-12-23 | 2022-03-01 | 太原理工大学 | Efficient heat-increasing compost self-heating particles and preparation method and application thereof |
-
2004
- 2004-02-18 CN CNB2004100218703A patent/CN1271010C/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1331820C (en) * | 2006-01-06 | 2007-08-15 | 大连广垠生物农药有限公司 | Preparation method of fermented bacterium slurry of lignocellulose organic fertilizer |
| CN101088965B (en) * | 2007-03-31 | 2011-03-23 | 杨培根 | City refuse re-fermenting process |
| CN101704689B (en) * | 2009-12-03 | 2012-11-21 | 河南工业大学 | Composting method for inoculating compound bacterium agent in secondary fermentation stage |
| CN106399449A (en) * | 2016-09-14 | 2017-02-15 | 东北农业大学 | Identification method of compost dominant microbe low nutrition limiting factor |
| CN106431534A (en) * | 2016-09-21 | 2017-02-22 | 华南理工大学 | Method of exploiting composite fungus agent to oxygenate manure from mud |
| CN106905006A (en) * | 2017-02-23 | 2017-06-30 | 华南理工大学 | A kind of method for carrying out sludge aerobic compost using high temperature bacterium and white-rot fungi synergy |
| CN111197007A (en) * | 2020-01-20 | 2020-05-26 | 南京大学（溧水）生态环境研究院 | Production method of high-efficiency bacterial bricks for composting |
| CN113912430A (en) * | 2021-11-09 | 2022-01-11 | 沈阳建筑大学 | Method for treating rural multi-source organic solid waste |
| CN114105688A (en) * | 2021-12-23 | 2022-03-01 | 太原理工大学 | Efficient heat-increasing compost self-heating particles and preparation method and application thereof |
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|---|---|
| CN1271010C (en) | 2006-08-23 |
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